xref: /aosp_15_r20/external/deqp/data/gles3/shaders/linkage.test (revision 35238bce31c2a825756842865a792f8cf7f89930)

# Varying tests
group varying "Varying linkage"

    # Linking rules
    group rules "Varying linking rules"
        # not declared in vertex shader, declared in fragment shader
        case fragment_declare
            version 300 es
            desc "varying declared in fragment shader, no reference in vertex shader"
            values { output float out0 = 1.0; }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                in mediump float var;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {
                    out0 = 1.0;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        # declared in vertex shader, no reference in frag shader
        case vertex_declare
            version 300 es
            desc "varying declared in vertex shader, no reference in fragment shader"
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump float var;
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                void main()
                {
                    ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        # declared in vertex shader, declared in frag shader
        case both_declare
            version 300 es
            desc "varying declared in both vertex and fragment shader, but not used"
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump float var;
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                in mediump float var;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {
                    ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        # declared in vertex shader, static use in frag shader
        case vertex_declare_fragment_use
            version 300 es
            desc "varying declared in both shaders, statically used in fragment shader"
            values { uniform bool u_false = false; }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump float var;
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                in mediump float var;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {
                    if (u_false)
                        ${FRAG_COLOR} = vec4(var);
                    else
                        ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        # static use in vertex shader, no reference in fragment shader
        case vertex_use_fragment_declare
            version 300 es
            desc "varying declared and statically used in vertex shader, no reference in fragment shader"
            values { uniform bool u_false = false; }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump float var;
                void main()
                {
                    if (u_false)
                        var = 1.0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                void main()
                {
                    ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        # static use in vertex shader, declared in fragment shader
        case vertex_use_declare_fragment
            version 300 es
            desc "varying declared and statically used in vertex shader, only declared in fragment shader"
            values { uniform bool u_false = false; }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump float var;
                void main()
                {
                    if (u_false)
                        var = 1.0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                in mediump float var;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {
                    ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        # static use in vertex shader, used in fragment shader
        case vertex_use_fragment_use
            version 300 es
            desc "varying statically used in both vertex and fragment shader"
            values { uniform bool u_false = false; }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump float var;
                void main()
                {
                    if (u_false)
                        var = 1.0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                in mediump float var;
                void main()
                {
                    if (u_false)
                        ${FRAG_COLOR} = vec4(var);
                    else
                        ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        # differing precision tests
        case differing_precision_1
            version 300 es
            desc "varying declared as highp in vertex shader, but mediump in fragment shader"
            values
            {
                input float in0 = [ -1.25 | -25.55 | 1.0 | 2.25 | 3.4 | 16.0 ];
                output float out0 = [ -1.25 | -25.55 | 1.0 | 2.25 | 3.4 | 16.0 ];
            }

            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out highp float var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mediump float var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        # differing precision tests
        case differing_precision_2
            version 300 es
            desc "varying declared as highp in vertex shader, but lowp in fragment shader"
            values
            {
                input float in0 = [ -1.25 | -25.56 | 1.0 | 2.25 | 3.4 | 16.0 ];
                output float out0 = [ -1.25 | -25.56 | 1.0 | 2.25 | 3.4 | 16.0 ];
            }

            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out highp vec2 var;
                void main()
                {
                    var = vec2(in0, 2.0*in0);
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in lowp vec2 var;
                void main()
                {
                    out0 = var.y - var.x;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        # differing precision tests
        case differing_precision_3
            version 300 es
            desc "varying declared as lowp in vertex shader, but mediump in fragment shader"
            values
            {
                input float in0 = [ -1.25 | -25.0 | 1.0 | 2.25 | 3.4 | 16.0 ];
                output float out0 = [ -1.25 | -25.0 | 1.0 | 2.25 | 3.4 | 16.0 ];
            }

            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out lowp vec4 var;
                void main()
                {
                    var = vec4(in0, 2.0*in0, -in0, -in0);
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mediump vec4 var;
                void main()
                {
                    out0 = var.x + var.y + var.z + var.w;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        # mismatched type, static use but no runtime use in the fragment shader
        case type_mismatch_1
            version 300 es
            desc "varying type mismatch (float vs. vec2), static use but no runtime use in the fragment shader"
            expect link_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump float var;
                void main()
                {
                    var = 2.0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                in mediump vec2 var;
                void main()
                {
                    if (false)
                    {
                        ${FRAG_COLOR} = vec4(var.y);
                    }
                    else
                    {
                        ${FRAG_COLOR} = vec4(1.0);
                    }
                }
            ""
        end

        # mismatched type, varyings used
        case type_mismatch_2
            version 300 es
            desc "varying type mismatch (float vs. vec2)"
            expect link_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump float var;
                void main()
                {
                    var = 2.0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                in mediump vec2 var;
                void main()
                {
                    ${FRAG_COLOR} = var.xyyx;
                }
            ""
        end

        # mismatched type, varyings used
        case type_mismatch_3
            version 300 es
            desc "varying type mismatch (int vs. uint)"
            expect link_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                flat out mediump int var;
                void main()
                {
                    var = 2;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                flat in mediump uint var;
                void main()
                {
                    ${FRAG_COLOR} = vec4(var);
                }
            ""
        end

        # mismatched type, varyings used
        case struct_type_mismatch_1
            version 300 es
            desc "struct member mismatch"
            expect link_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { highp float a; highp vec2 b; };
                out S var;
                void main()
                {
                    var.a = 2.0;
                    var.b = vec2(1.0, 0.0);
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { highp float a; highp vec3 b; };
                in S var;
                void main()
                {
                    ${FRAG_COLOR} = vec4(var.a, var.b);
                }
            ""
        end

        # mismatched type, varyings unused in fragment shader (runtime)
        case struct_type_mismatch_2
            version 300 es
            desc "struct member mismatch"
            expect link_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { highp float a; highp vec2 b; };
                out S var;
                void main()
                {
                    var.a = 2.0;
                    var.b = vec2(1.0, 0.0);
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { highp float a; highp vec3 b; };
                in S var;
                void main()
                {
                    ${FRAG_COLOR} = vec4(var.a);
                    if (false)
                        ${FRAG_COLOR}.yzw = var.b;
                }
            ""
        end

        # mismatched type, varyings unused in both (runtime)
        case struct_type_mismatch_3
            version 300 es
            desc "struct member mismatch"
            expect link_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { highp float a; highp vec2 b; };
                out S var;
                void main()
                {
                    var.a = 2.0;
                    if (false)
                        var.b = vec2(1.0, 0.0);
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { highp float a; highp vec3 b; };
                in S var;
                void main()
                {
                    ${FRAG_COLOR} = vec4(var.a);
                    if (false)
                        ${FRAG_COLOR}.yzw = var.b;
                }
            ""
        end

        # interpolation_mismatch
        case interpolation_mismatch_1
            version 300 es
            desc "varying interpolation different (flat vs. smooth)"
            expect link_fail

            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                in highp float in0;
                flat out mediump float var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mediump float var;
                void main()
                {
                    ${FRAG_COLOR} = vec4(var);
                }
            ""
        end

        # different interpolation
        case differing_interpolation_2
            version 300 es
            desc "varying interpolation different (smooth vs. centroid)"
            values
            {
                input float in0 = [ -1.25 | -25.0 | 1.0 | 2.25 | 3.4 | 16.0 ];
                output float out0 = [ -1.25 | -25.0 | 1.0 | 2.25 | 3.4 | 16.0 ];
            }

            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                smooth out mediump float var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                centroid in mediump float var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        # no declaration in vertex shader, but static use in fragment
        case illegal_usage_1
            version 300 es
            desc "varying not declared in vertex shader, but statically used in fragment shader"
            expect link_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                in mediump float var;
                void main()
                {
                    ${FRAG_COLOR} = vec4(var);
                }
            ""
        end

        # non-flat integer varyings not allowed
        case invalid_type_int
            version 300 es
            desc "integer varying used"
            expect compile_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump int var;
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                in mediump int var;
                void main()
                {
                    ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        # non-flat integer varyings not allowed
        case invalid_type_uint
            version 300 es
            desc "integer varying used"
            expect compile_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump uint var;
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                in mediump uint var;
                void main()
                {
                    ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        # bool varyings not allowed
        case invalid_type_bool
            version 300 es
            desc "boolean varying used"
            expect compile_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out bool var;
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                in bool var;
                void main()
                {
                    ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        case invalid_type_struct_array
            version 300 es
            desc "float array inside struct"
            expect compile_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump float a[3]; };
                out S var;
                void main()
                {
                    var.a[0] = 1.0;
                    var.a[1] = 1.0;
                    var.a[2] = 1.0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump float a[3]; };
                in S var;
                void main()
                {
                    ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        case invalid_type_struct_struct
            version 300 es
            desc "struct inside struct"
            expect compile_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump float a; };
                struct T { S s; };
                out T var;
                void main()
                {
                    var.s.a = 1.0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump float a; };
                struct T { S s; };
                in T var;
                void main()
                {
                    ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        case invalid_type_array_struct
            version 300 es
            desc "array of structs"
            expect compile_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump int a; };
                flat out S var[2];
                void main()
                {
                    ${VERTEX_SETUP}
                    var[0].a = 1;
                    var[1].a = 1;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump int a; };
                flat in S var[2];
                void main()
                {
                    ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end

        case invalid_type_array_array
            version 300 es
            desc "array of arrays"
            expect compile_fail
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump float var[2][2];
                void main()
                {
                    ${VERTEX_SETUP}
                    var[0][0] = 1.0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                in mediump float var[2][2];
                void main()
                {
                    ${FRAG_COLOR} = vec4(1.0);
                }
            ""
        end
    end

    group basic_types "Basic varying types"
        case float
            version 300 es
            desc "varying of type float"
            values
            {
                input float in0 = [ -1.25 | -25.65 | 1.0 | 2.25 | 3.4 | 16.0 ];
                output float out0 = [ -1.25 | -25.65 | 1.0 | 2.25 | 3.4 | 16.0 ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump float var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in float var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vec2
            version 300 es
            desc "varying of type vec2"
            values
            {
                input vec2 in0 = [ vec2(-1.25, 1.25) | vec2(-25.65, -7.25) | vec2(0.0, 1.0) | vec2(2.25, 2.25) | vec2(3.4, 9.5) | vec2(16.0, 32.0) ];
                output vec2 out0 = [ vec2(-1.25, 1.25) | vec2(-25.65, -7.25) | vec2(0.0, 1.0) | vec2(2.25, 2.25) | vec2(3.4, 9.5) | vec2(16.0, 32.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump vec2 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in vec2 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vec3
            version 300 es
            desc "varying of type vec3"
            values
            {
                input vec3 in0 = [ vec3(-1.25, 1.25, -9.5) | vec3(-25.65, -7.25, 14.21) | vec3(0.0, 1.0, -1.0) | vec3(2.25, 2.25, 22.5) | vec3(3.4, 9.5, 19.5) | vec3(16.0, 32.0, -64.0) ];
                output vec3 out0 = [ vec3(-1.25, 1.25, -9.5) | vec3(-25.65, -7.25, 14.21) | vec3(0.0, 1.0, -1.0) | vec3(2.25, 2.25, 22.5) | vec3(3.4, 9.5, 19.5) | vec3(16.0, 32.0, -64.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump vec3 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in vec3 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vec4
            version 300 es
            desc "varying of type vec4"
            values
            {
                input vec4 in0 = [ vec4(-1.25, 1.25, -9.5, -12.2) | vec4(-25.65, -7.25, 14.21, -77.7) | vec4(0.0, 1.0, -1.0, 2.0) | vec4(2.25, 2.25, 22.5, 225.0) | vec4(3.4, 9.5, 19.5, 29.5) | vec4(16.0, 32.0, -64.0, -128.0) ];
                output vec4 out0 = [ vec4(-1.25, 1.25, -9.5, -12.2) | vec4(-25.65, -7.25, 14.21, -77.7) | vec4(0.0, 1.0, -1.0, 2.0) | vec4(2.25, 2.25, 22.5, 225.0) | vec4(3.4, 9.5, 19.5, 29.5) | vec4(16.0, 32.0, -64.0, -128.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump vec4 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in vec4 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat2
            version 300 es
            desc "varying of type mat2"
            values
            {
                input mat2 in0 = [ mat2(1.0, 1.0, 1.0, 1.0) | mat2(-1.25, 1.25, -9.5, -12.2) | mat2(-25.65, -7.25, 14.21, -77.7) | mat2(0.0, 1.0, -1.0, 2.0) | mat2(2.25, 2.25, 22.5, 225.0) | mat2(3.4, 9.5, 19.5, 29.5) | mat2(16.0, 32.0, -64.0, -128.0) ];
                output mat2 out0 = [ mat2(1.0, 1.0, 1.0, 1.0) | mat2(-1.25, 1.25, -9.5, -12.2) | mat2(-25.65, -7.25, 14.21, -77.7) | mat2(0.0, 1.0, -1.0, 2.0) | mat2(2.25, 2.25, 22.5, 225.0) | mat2(3.4, 9.5, 19.5, 29.5) | mat2(16.0, 32.0, -64.0, -128.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump mat2 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mat2 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat2x3
            version 300 es
            desc "varying of type mat2x3"
            values
            {
                input mat2x3 in0 = [ mat2x3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25) ];
                output mat2x3 out0 = [ mat2x3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump mat2x3 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mat2x3 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat2x4
            version 300 es
            desc "varying of type mat2x4"
            values
            {
                input mat2x4 in0 = [ mat2x4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7) ];
                output mat2x4 out0 = [ mat2x4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump mat2x4 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mat2x4 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat3x2
            version 300 es
            desc "varying of type mat3x2"
            values
            {
                input mat3x2 in0 = [ mat3x2(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25) ];
                output mat3x2 out0 = [ mat3x2(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump mat3x2 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mat3x2 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat3
            version 300 es
            desc "varying of type mat3"
            values
            {
                input mat3 in0 = [ mat3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 9.9) | mat3(0.0, 1.0, -1.0, 2.0, 2.25, 2.25, 22.5, 225.0, -9.9) | mat3(3.4, 9.5, 19.5, 29.5, 16.0, 32.0, -64.0, -128.0, 256.0) ];
                output mat3 out0 = [ mat3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 9.9) | mat3(0.0, 1.0, -1.0, 2.0, 2.25, 2.25, 22.5, 225.0, -9.9) | mat3(3.4, 9.5, 19.5, 29.5, 16.0, 32.0, -64.0, -128.0, 256.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump mat3 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mat3 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat3x4
            version 300 es
            desc "varying of type mat3x4"
            values
            {
                input mat3x4 in0 = [ mat3x4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0) ];
                output mat3x4 out0 = [ mat3x4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump mat3x4 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mat3x4 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat4x2
            version 300 es
            desc "varying of type mat4x2"
            values
            {
                input mat4x2 in0 = [ mat4x2(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7) ];
                output mat4x2 out0 = [ mat4x2(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump mat4x2 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mat4x2 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat4x3
            version 300 es
            desc "varying of type mat4x3"
            values
            {
                input mat4x3 in0 = [ mat4x3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0) ];
                output mat4x3 out0 = [ mat4x3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump mat4x3 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mat4x3 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat4
            version 300 es
            desc "varying of type mat4"
            values
            {
                input mat4 in0 = [ mat4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0, 2.25, 2.25, 22.5, 225.0) ];
                output mat4 out0 = [ mat4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0, 2.25, 2.25, 22.5, 225.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                out mediump mat4 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mat4 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case int
            version 300 es
            desc "varying of type int"
            values
            {
                input int in0 = [ -1 | -25 | 1 | 2 | 3 | 16 ];
                output int out0 = [ -1 | -25 | 1 | 2 | 3 | 16 ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                flat out mediump int var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                flat in int var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case ivec2
            version 300 es
            desc "varying of type ivec2"
            values
            {
                input ivec2 in0 = [ ivec2(-1, 1) | ivec2(-25, 25) | ivec2(1, 1) | ivec2(2, 3) | ivec2(16, 17) ];
                output ivec2 out0 = [ ivec2(-1, 1) | ivec2(-25, 25) | ivec2(1, 1) | ivec2(2, 3) | ivec2(16, 17) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                flat out mediump ivec2 var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                flat in ivec2 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case ivec3
            version 300 es
            desc "varying of type ivec3"
            values
            {
                input ivec3 in0 = [ ivec3(-1, 1, -2) | ivec3(-25, 25, -3) | ivec3(1, 1, 1) | ivec3(2, 3, 4) | ivec3(16, 17, 18) ];
                output ivec3 out0 = [ ivec3(-1, 1, -2) | ivec3(-25, 25, -3) | ivec3(1, 1, 1) | ivec3(2, 3, 4) | ivec3(16, 17, 18) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                flat out mediump ivec3 var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                flat in ivec3 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case ivec4
            version 300 es
            desc "varying of type ivec4"
            values
            {
                input ivec4 in0 = [ ivec4(-1, 1, -2, 2) | ivec4(-25, 25, -3, 3) | ivec4(1, 1, 1, 1) | ivec4(2, 3, 4, 5) | ivec4(16, 17, 18, 19) ];
                output ivec4 out0 = [ ivec4(-1, 1, -2, 2) | ivec4(-25, 25, -3, 3) | ivec4(1, 1, 1, 1) | ivec4(2, 3, 4, 5) | ivec4(16, 17, 18, 19) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                flat out mediump ivec4 var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                flat in ivec4 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case uint
            version 300 es
            desc "varying of type int"
            values
            {
                input uint in0 = [ 1 | 2 | 3 | 16 ];
                output uint out0 = [ 1 | 2 | 3 | 16 ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                flat out mediump uint var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                flat in uint var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case uvec2
            version 300 es
            desc "varying of type uvec2"
            values
            {
                input uvec2 in0 = [ uvec2(1, 1) | uvec2(25, 25) | uvec2(1, 1) | uvec2(2, 3) | uvec2(16, 17) ];
                output uvec2 out0 = [ uvec2(1, 1) | uvec2(25, 25) | uvec2(1, 1) | uvec2(2, 3) | uvec2(16, 17) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                flat out mediump uvec2 var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                flat in uvec2 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case uvec3
            version 300 es
            desc "varying of type uvec3"
            values
            {
                input uvec3 in0 = [ uvec3(1, 1, 2) | uvec3(25, 25, 3) | uvec3(1, 1, 1) | uvec3(2, 3, 4) | uvec3(16, 17, 18) ];
                output uvec3 out0 = [ uvec3(1, 1, 2) | uvec3(25, 25, 3) | uvec3(1, 1, 1) | uvec3(2, 3, 4) | uvec3(16, 17, 18) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                flat out mediump uvec3 var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                flat in uvec3 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case uvec4
            version 300 es
            desc "varying of type uvec4"
            values
            {
                input uvec4 in0 = [ uvec4(1, 1, 2, 2) | uvec4(25, 25, 3, 3) | uvec4(1, 1, 1, 1) | uvec4(2, 3, 4, 5) | uvec4(16, 17, 18, 19) ];
                output uvec4 out0 = [ uvec4(1, 1, 2, 2) | uvec4(25, 25, 3, 3) | uvec4(1, 1, 1, 1) | uvec4(2, 3, 4, 5) | uvec4(16, 17, 18, 19) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                flat out mediump uvec4 var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                flat in uvec4 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end
    end

    group struct "Structure varyings"
        case float
            version 300 es
            desc "varying of type float inside struct"
            values
            {
                input float in0 = [ -1.25 | -25.65 | 1.0 | 2.25 | 3.4 | 16.0 ];
                output float out0 = [ -1.25 | -25.65 | 1.0 | 2.25 | 3.4 | 16.0 ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump float a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump float a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vec2
            version 300 es
            desc "varying of type vec2 inside struct"
            values
            {
                input vec2 in0 = [ vec2(-1.25, 1.25) | vec2(-25.65, -7.25) | vec2(0.0, 1.0) | vec2(2.25, 2.25) | vec2(3.4, 9.5) | vec2(16.0, 32.0) ];
                output vec2 out0 = [ vec2(-1.25, 1.25) | vec2(-25.65, -7.25) | vec2(0.0, 1.0) | vec2(2.25, 2.25) | vec2(3.4, 9.5) | vec2(16.0, 32.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump vec2 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump vec2 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vec3
            version 300 es
            desc "varying of type vec3 inside struct"
            values
            {
                input vec3 in0 = [ vec3(-1.25, 1.25, -9.5) | vec3(-25.65, -7.25, 14.21) | vec3(0.0, 1.0, -1.0) | vec3(2.25, 2.25, 22.5) | vec3(3.4, 9.5, 19.5) | vec3(16.0, 32.0, -64.0) ];
                output vec3 out0 = [ vec3(-1.25, 1.25, -9.5) | vec3(-25.65, -7.25, 14.21) | vec3(0.0, 1.0, -1.0) | vec3(2.25, 2.25, 22.5) | vec3(3.4, 9.5, 19.5) | vec3(16.0, 32.0, -64.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump vec3 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump vec3 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vec4
            version 300 es
            desc "varying of type vec4 inside struct"
            values
            {
                input vec4 in0 = [ vec4(-1.25, 1.25, -9.5, -12.2) | vec4(-25.65, -7.25, 14.21, -77.7) | vec4(0.0, 1.0, -1.0, 2.0) | vec4(2.25, 2.25, 22.5, 225.0) | vec4(3.4, 9.5, 19.5, 29.5) | vec4(16.0, 32.0, -64.0, -128.0) ];
                output vec4 out0 = [ vec4(-1.25, 1.25, -9.5, -12.2) | vec4(-25.65, -7.25, 14.21, -77.7) | vec4(0.0, 1.0, -1.0, 2.0) | vec4(2.25, 2.25, 22.5, 225.0) | vec4(3.4, 9.5, 19.5, 29.5) | vec4(16.0, 32.0, -64.0, -128.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump vec4 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump vec4 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat2
            version 300 es
            desc "varying of type mat2 inside struct"
            values
            {
                input mat2 in0 = [ mat2(1.0, 1.0, 1.0, 1.0) | mat2(-1.25, 1.25, -9.5, -12.2) | mat2(-25.65, -7.25, 14.21, -77.7) | mat2(0.0, 1.0, -1.0, 2.0) | mat2(2.25, 2.25, 22.5, 225.0) | mat2(3.4, 9.5, 19.5, 29.5) | mat2(16.0, 32.0, -64.0, -128.0) ];
                output mat2 out0 = [ mat2(1.0, 1.0, 1.0, 1.0) | mat2(-1.25, 1.25, -9.5, -12.2) | mat2(-25.65, -7.25, 14.21, -77.7) | mat2(0.0, 1.0, -1.0, 2.0) | mat2(2.25, 2.25, 22.5, 225.0) | mat2(3.4, 9.5, 19.5, 29.5) | mat2(16.0, 32.0, -64.0, -128.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump mat2 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump mat2 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat2x3
            version 300 es
            desc "varying of type mat2x3 inside struct"
            values
            {
                input mat2x3 in0 = [ mat2x3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25) ];
                output mat2x3 out0 = [ mat2x3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump mat2x3 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump mat2x3 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat2x4
            version 300 es
            desc "varying of type mat2x4 inside struct"
            values
            {
                input mat2x4 in0 = [ mat2x4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7) ];
                output mat2x4 out0 = [ mat2x4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump mat2x4 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump mat2x4 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat3x2
            version 300 es
            desc "varying of type mat3x2 inside struct"
            values
            {
                input mat3x2 in0 = [ mat3x2(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25) ];
                output mat3x2 out0 = [ mat3x2(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump mat3x2 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump mat3x2 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat3
            version 300 es
            desc "varying of type mat3 inside struct"
            values
            {
                input mat3 in0 = [ mat3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 9.9) | mat3(0.0, 1.0, -1.0, 2.0, 2.25, 2.25, 22.5, 225.0, -9.9) | mat3(3.4, 9.5, 19.5, 29.5, 16.0, 32.0, -64.0, -128.0, 256.0) ];
                output mat3 out0 = [ mat3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 9.9) | mat3(0.0, 1.0, -1.0, 2.0, 2.25, 2.25, 22.5, 225.0, -9.9) | mat3(3.4, 9.5, 19.5, 29.5, 16.0, 32.0, -64.0, -128.0, 256.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump mat3 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump mat3 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat3x4
            version 300 es
            desc "varying of type mat3x4 inside struct"
            values
            {
                input mat3x4 in0 = [ mat3x4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0) ];
                output mat3x4 out0 = [ mat3x4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump mat3x4 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump mat3x4 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat4x2
            version 300 es
            desc "varying of type mat4x2 inside struct"
            values
            {
                input mat4x2 in0 = [ mat4x2(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7) ];
                output mat4x2 out0 = [ mat4x2(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump mat4x2 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump mat4x2 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat4x3
            version 300 es
            desc "varying of type mat4x3 inside struct"
            values
            {
                input mat4x3 in0 = [ mat4x3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0) ];
                output mat4x3 out0 = [ mat4x3(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump mat4x3 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump mat4x3 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case mat4
            version 300 es
            desc "varying of type mat4 inside struct"
            values
            {
                input mat4 in0 = [ mat4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0, 2.25, 2.25, 22.5, 225.0) ];
                output mat4 out0 = [ mat4(-1.25, 1.25, -9.5, -12.2, -25.65, -7.25, 14.21, -77.7, 0.0, 1.0, -1.0, 2.0, 2.25, 2.25, 22.5, 225.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump mat4 a; };
                out S var;
                void main()
                {
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump mat4 a; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case int
            version 300 es
            desc "varying of type int inside struct"
            values
            {
                input int in0 = [ -1 | -25 | 1 | 2 | 3 | 16 ];
                output int out0 = [ -1 | -25 | 1 | 2 | 3 | 16 ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump int a; };
                flat out S var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump int a; };
                flat in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case ivec2
            version 300 es
            desc "varying of type ivec2 inside struct"
            values
            {
                input ivec2 in0 = [ ivec2(-1, 1) | ivec2(-25, 25) | ivec2(1, 1) | ivec2(2, 3) | ivec2(16, 17) ];
                output ivec2 out0 = [ ivec2(-1, 1) | ivec2(-25, 25) | ivec2(1, 1) | ivec2(2, 3) | ivec2(16, 17) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump ivec2 a; };
                flat out S var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump ivec2 a; };
                flat in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case ivec3
            version 300 es
            desc "varying of type ivec3 inside struct"
            values
            {
                input ivec3 in0 = [ ivec3(-1, 1, -2) | ivec3(-25, 25, -3) | ivec3(1, 1, 1) | ivec3(2, 3, 4) | ivec3(16, 17, 18) ];
                output ivec3 out0 = [ ivec3(-1, 1, -2) | ivec3(-25, 25, -3) | ivec3(1, 1, 1) | ivec3(2, 3, 4) | ivec3(16, 17, 18) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump ivec3 a; };
                flat out S var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump ivec3 a; };
                flat in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case ivec4
            version 300 es
            desc "varying of type ivec4 inside struct"
            values
            {
                input ivec4 in0 = [ ivec4(-1, 1, -2, 2) | ivec4(-25, 25, -3, 3) | ivec4(1, 1, 1, 1) | ivec4(2, 3, 4, 5) | ivec4(16, 17, 18, 19) ];
                output ivec4 out0 = [ ivec4(-1, 1, -2, 2) | ivec4(-25, 25, -3, 3) | ivec4(1, 1, 1, 1) | ivec4(2, 3, 4, 5) | ivec4(16, 17, 18, 19) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump ivec4 a; };
                flat out S var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump ivec4 a; };
                flat in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case uint
            version 300 es
            desc "varying of type uint in struct"
            values
            {
                input uint in0 = [ 1 | 2 | 3 | 16 ];
                output uint out0 = [ 1 | 2 | 3 | 16 ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump uint a; };
                flat out S var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump uint a; };
                flat in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case uvec2
            version 300 es
            desc "varying of type uvec2 inside struct"
            values
            {
                input uvec2 in0 = [ uvec2(1, 1) | uvec2(25, 25) | uvec2(1, 1) | uvec2(2, 3) | uvec2(16, 17) ];
                output uvec2 out0 = [ uvec2(1, 1) | uvec2(25, 25) | uvec2(1, 1) | uvec2(2, 3) | uvec2(16, 17) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump uvec2 a; };
                flat out S var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump uvec2 a; };
                flat in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case uvec3
            version 300 es
            desc "varying of type uvec3 inside struct"
            values
            {
                input uvec3 in0 = [ uvec3(1, 1, 2) | uvec3(25, 25, 3) | uvec3(1, 1, 1) | uvec3(2, 3, 4) | uvec3(16, 17, 18) ];
                output uvec3 out0 = [ uvec3(1, 1, 2) | uvec3(25, 25, 3) | uvec3(1, 1, 1) | uvec3(2, 3, 4) | uvec3(16, 17, 18) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump uvec3 a; };
                flat out S var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump uvec3 a; };
                flat in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case uvec4
            version 300 es
            desc "varying of type uvec4 inside struct"
            values
            {
                input uvec4 in0 = [ uvec4(1, 1, 2, 2) | uvec4(25, 25, 3, 3) | uvec4(1, 1, 1, 1) | uvec4(2, 3, 4, 5) | uvec4(16, 17, 18, 19) ];
                output uvec4 out0 = [ uvec4(1, 1, 2, 2) | uvec4(25, 25, 3, 3) | uvec4(1, 1, 1, 1) | uvec4(2, 3, 4, 5) | uvec4(16, 17, 18, 19) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump uvec4 a; };
                flat out S var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var.a = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump uvec4 a; };
                flat in S var;
                void main()
                {
                    out0 = var.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case float_vec3
            version 300 es
            desc "varyings of type float and vec3 inside struct"
            values
            {
                input float in0 = [ -1.25 | -25.65 | 1.0 | 2.25 | 3.4 | 16.0 ];
                output float out0 = [ -1.25 | -25.65 | 1.0 | 2.25 | 3.4 | 16.0 ];
                input vec3 in1 = [ vec3(-1.25, 1.25, -9.5) | vec3(-25.65, -7.25, 14.21) | vec3(0.0, 1.0, -1.0) | vec3(2.25, 2.25, 22.5) | vec3(3.4, 9.5, 19.5) | vec3(16.0, 32.0, -64.0) ];
                output vec3 out1 = [ vec3(-1.25, 1.25, -9.5) | vec3(-25.65, -7.25, 14.21) | vec3(0.0, 1.0, -1.0) | vec3(2.25, 2.25, 22.5) | vec3(3.4, 9.5, 19.5) | vec3(16.0, 32.0, -64.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump float a; highp vec3 b; };
                out S var;
                void main()
                {
                    var.a = in0;
                    var.b = in1;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump float a; highp vec3 b; };
                in S var;
                void main()
                {
                    out0 = var.a;
                    out1 = var.b;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case float_uvec2_vec3
            version 300 es
            desc "varyings of type float and vec3 inside struct"
            values
            {
                input float in0 = [ -1.25 | -25.65 | 1.0 | 2.25 | 3.4 | 16.0 ];
                output float out0 = [ -1.25 | -25.65 | 1.0 | 2.25 | 3.4 | 16.0 ];
                input uvec2 in1 = [ uvec2(1, 1) | uvec2(25, 25) | uvec2(1, 1) | uvec2(2, 3) | uvec2(16, 17) | uvec2(8, 7) ];
                output uvec2 out1 = [ uvec2(1, 1) | uvec2(25, 25) | uvec2(1, 1) | uvec2(2, 3) | uvec2(16, 17) | uvec2(8, 7) ];
                input vec3 in2 = [ vec3(-1.25, 1.25, -9.5) | vec3(-25.65, -7.25, 14.21) | vec3(0.0, 1.0, -1.0) | vec3(2.25, 2.25, 22.5) | vec3(3.4, 9.5, 19.5) | vec3(16.0, 32.0, -64.0) ];
                output vec3 out2 = [ vec3(-1.25, 1.25, -9.5) | vec3(-25.65, -7.25, 14.21) | vec3(0.0, 1.0, -1.0) | vec3(2.25, 2.25, 22.5) | vec3(3.4, 9.5, 19.5) | vec3(16.0, 32.0, -64.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct S { mediump float a; highp uvec2 b; highp vec3 c; };
                flat out S var;
                void main()
                {
                    ${VERTEX_SETUP}
                    var.a = in0;
                    var.b = in1;
                    var.c = in2;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                struct S { mediump float a; highp uvec2 b; highp vec3 c; };
                flat in S var;
                void main()
                {
                    out0 = var.a;
                    out1 = var.b;
                    out2 = var.c;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end
    end

    group interpolation "Varying interpolation modes"
        case smooth
            version 300 es
            desc "varying of type vec4"
            values
            {
                input vec4 in0 = [ vec4(-1.25, 1.25, -9.5, -12.2) | vec4(-25.65, -7.25, 14.21, -77.7) | vec4(0.0, 1.0, -1.0, 2.0) | vec4(2.25, 2.25, 22.5, 225.0) | vec4(3.4, 9.5, 19.5, 29.5) | vec4(16.0, 32.0, -64.0, -128.0) ];
                output vec4 out0 = [ vec4(-1.25, 1.25, -9.5, -12.2) | vec4(-25.65, -7.25, 14.21, -77.7) | vec4(0.0, 1.0, -1.0, 2.0) | vec4(2.25, 2.25, 22.5, 225.0) | vec4(3.4, 9.5, 19.5, 29.5) | vec4(16.0, 32.0, -64.0, -128.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                smooth out mediump vec4 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                smooth in vec4 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case centroid
            version 300 es
            desc "varying of type vec4"
            values
            {
                input vec4 in0 = [ vec4(-1.25, 1.25, -9.5, -12.2) | vec4(-25.65, -7.25, 14.21, -77.7) | vec4(0.0, 1.0, -1.0, 2.0) | vec4(2.25, 2.25, 22.5, 225.0) | vec4(3.4, 9.5, 19.5, 29.5) | vec4(16.0, 32.0, -64.0, -128.0) ];
                output vec4 out0 = [ vec4(-1.25, 1.25, -9.5, -12.2) | vec4(-25.65, -7.25, 14.21, -77.7) | vec4(0.0, 1.0, -1.0, 2.0) | vec4(2.25, 2.25, 22.5, 225.0) | vec4(3.4, 9.5, 19.5, 29.5) | vec4(16.0, 32.0, -64.0, -128.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                centroid out mediump vec4 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                centroid in vec4 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case flat
            version 300 es
            desc "varying of type vec4"
            values
            {
                input vec4 in0 = [ vec4(-1.25, 1.25, -9.5, -12.2) | vec4(-25.65, -7.25, 14.21, -77.7) | vec4(0.0, 1.0, -1.0, 2.0) | vec4(2.25, 2.25, 22.5, 225.0) | vec4(3.4, 9.5, 19.5, 29.5) | vec4(16.0, 32.0, -64.0, -128.0) ];
                output vec4 out0 = [ vec4(-1.25, 1.25, -9.5, -12.2) | vec4(-25.65, -7.25, 14.21, -77.7) | vec4(0.0, 1.0, -1.0, 2.0) | vec4(2.25, 2.25, 22.5, 225.0) | vec4(3.4, 9.5, 19.5, 29.5) | vec4(16.0, 32.0, -64.0, -128.0) ];
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                flat out mediump vec4 var;
                void main()
                {
                    var = in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                flat in vec4 var;
                void main()
                {
                    out0 = var;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end
    end

    group usage "Varying usage in shaders"
        case readback_1
            version 300 es
            desc "read back (an already written) varying in the vertex shader"
            values
            {
                input float in0 = [ 1.0 | 0.0 | -2.0 | 10.0 ];
                output float out0 = [ 3.0 | 0.0 | -6.0 | 30.0 ];
            }
            vertex ""
                #version 300 es
                precision mediump float;
                ${VERTEX_DECLARATIONS}
                out float var1;
                out float var2;

                void main()
                {
                    var1 = in0;
                    var2 = var1 + in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in float var1;
                in float var2;

                void main()
                {
                    out0 = var1 + var2;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case writeback_1
            version 300 es
            desc "write back a varying in the fragment shader"
            values
            {
                input float in0 = [ 1.0 | 0.0 | -2.0 | 10.0 ];
            }
            expect compile_fail
            vertex ""
                #version 300 es
                precision mediump float;
                ${VERTEX_DECLARATIONS}
                out float var1;
                out float var2;

                void main()
                {
                    var1 = in0;
                    var2 = var1 + in0;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in float var1;
                in float var2;

                void main()
                {
                    var2 = var1;
                    out0 = var1;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end
    end
end

group uniform "Uniform linkage"
    group basic "Default block uniforms of scalar and vector types"
        case precision_conflict_1
            version 300 es
            desc "Vertex side uniform has highp, fragment side uniform mediump."
            expect link_fail
            values {output float out0 = 3.0;}
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                uniform highp float u_val;
                out mediump float res;
                void main()
                {
                    res = u_val;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                uniform float u_val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    out0 = u_val + res;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end
        case precision_conflict_2
            version 300 es
            desc "Vertex side uniform has highp, fragment side uniform mediump."
            expect link_fail
            values {output float out0 = 3.0;}
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                uniform highp float u_val;
                out mediump float res;
                void main()
                {
                    res = u_val;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision highp float;
                uniform mediump float u_val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    out0 = u_val + res;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end
        case precision_conflict_3
            version 300 es
            desc "Vertex side uniform has lowp, fragment side uniform highp."
            expect link_fail
            values {output float out0 = 3.0;}
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                uniform lowp int u_val;
                out mediump float res;
                void main()
                {
                    res = float(u_val);
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision highp float;
                uniform highp int u_val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    out0 = float(u_val) + res;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end
        case precision_conflict_4
            version 300 es
            desc "Vertex side uniform has lowp, fragment side uniform mediump."
            expect link_fail
            values {output float out0 = 3.0;}
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                uniform lowp vec3 u_val;
                out mediump float res;
                void main()
                {
                    res = u_val.y;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision highp float;
                uniform mediump vec3 u_val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    out0 = u_val.z + res;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end
    end

    group struct "Uniform structs"
        # Struct linkage handling
        case basic
            version 300 es
            desc "Same uniform struct in both shaders"
            values {
                uniform float val.a = 1.0;
                uniform float val.b = 2.0;
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump float a; mediump float b;};
                uniform Struct val;
                out mediump float dummy;
                void main()
                {
                    dummy = val.a + val.b;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump float a; mediump float b;};
                uniform Struct val;
                in mediump float dummy;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {
                    out0 = val.b + val.a;
                    out0 = out0 + dummy;
                    out0 = out0 - dummy;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vertex_only
            version 300 es
            desc "Uniform struct declared in both, used only in vertex."
            values {
                uniform float val.a = 1.0;
                uniform float val.b = 2.0;
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump float a; mediump float b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a + val.b;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump float a; mediump float b;};
                uniform Struct val;
                in mediump float res;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {
                    out0 = res;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case fragment_only
            version 300 es
            desc "Uniform struct declared in both, used only in fragment."
            values {
                uniform float val.a = 1.0;
                uniform float val.b = 2.0;
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump float a; mediump float b;};
                uniform Struct val;
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump float a; mediump float b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {
                    out0 = val.a + val.b;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial
            version 300 es
            desc "Uniform struct declared in both, used partially in both."
            values {
                uniform float val.a = 1.0;
                uniform float val.b = 2.0;
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump float a; mediump float b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump float a; mediump float b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    out0 = res + val.b;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vec4
            version 300 es
            desc "Same uniform struct in both shaders. Datatype vec4"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform vec4 val.b = vec4(1.0, 2.0, 3.0, 4.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump vec4 b;};
                uniform Struct val;
                out mediump float dummy;
                void main()
                {
                    dummy = val.a.x + val.b.y;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump vec4 b;};
                uniform Struct val;
                in mediump float dummy;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {
                    out0 = val.b.y + val.a.x;
                    out0 = out0 + dummy;
                    out0 = out0 - dummy;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vertex_only_vec4
            version 300 es
            desc "Uniform struct declared in both, used only in vertex. Datatype vec4    "
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform vec4 val.b = vec4(1.0, 2.0, 3.0, 4.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump vec4 b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a.x + val.b.y;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump vec4 b;};
                uniform Struct val;
                in mediump float res;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {            out0 = res;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case fragment_only_vec4
            version 300 es
            desc "Uniform struct declared in both, used only in fragment. Datatype vec4"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform vec4 val.b = vec4(1.0, 2.0, 3.0, 4.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump vec4 b;};
                uniform Struct val;
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump vec4 b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {            out0 = val.a.x + val.b.y;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial_vec4
            version 300 es
            desc "Uniform struct declared in both, used partially in both. Datatype vec4"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform vec4 val.b = vec4(1.0, 2.0, 3.0, 4.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump vec4 b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump vec4 b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + val.b.y;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vec4_vec3
            version 300 es
            desc "Same uniform struct in both shaders. Datatype vec4 and vec3"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform vec3 val.b = vec3(1.0, 2.0, 3.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump vec3 b;};
                uniform Struct val;
                out mediump float dummy;
                void main()
                {
                    dummy = val.a.x + val.b.y;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump vec3 b;};
                uniform Struct val;
                in mediump float dummy;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {            out0 = val.b.y + val.a.x;
                    out0 = out0 + dummy;
                    out0 = out0 - dummy;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vertex_only_vec4_vec3
            version 300 es
            desc "Uniform struct declared in both, used only in vertex. Datatype vec4 and vec3"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform vec3 val.b = vec3(1.0, 2.0, 3.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump vec3 b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a.x + val.b.y;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump vec3 b;};
                uniform Struct val;
                in mediump float res;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {            out0 = res;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case fragment_only_vec4_vec3
            version 300 es
            desc "Uniform struct declared in both, used only in fragment. Datatype vec4 and vec3"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform vec3 val.b = vec3(1.0, 2.0, 3.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump vec3 b;};
                uniform Struct val;
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump vec3 b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {            out0 = val.a.x + val.b.y;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial_vec4_vec3
            version 300 es
            desc "Uniform struct declared in both, used partially in both. Datatype vec4 and vec3"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform vec3 val.b = vec3(1.0, 2.0, 3.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump vec3 b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump vec3 b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + val.b.y;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vec4_float
            version 300 es
            desc "Same uniform struct in both shaders. Datatype vec4 and float"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform float val.b = 2.0;
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump float b;};
                uniform Struct val;
                out mediump float dummy;
                void main()
                {
                    dummy = val.a.x + val.b;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump float b;};
                uniform Struct val;
                in mediump float dummy;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {            out0 = val.b + val.a.x;
                    out0 = out0 + dummy;
                    out0 = out0 - dummy;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case vertex_only_vec4_float
            version 300 es
            desc "Uniform struct declared in both, used only in vertex. Datatype vec4 and float"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform float val.b = 2.0;
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump float b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a.x + val.b;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump float b;};
                uniform Struct val;
                in mediump float res;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {            out0 = res;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case fragment_only_vec4_float
            version 300 es
            desc "Uniform struct declared in both, used only in fragment. Datatype vec4 and float"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform float val.b = 2.0;
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump float b;};
                uniform Struct val;
                void main()
                {
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump float b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                void main()
                {            out0 = val.a.x + val.b;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial_vec4_float
            version 300 es
            desc "Uniform struct declared in both, used partially in both. Datatype vec4 and float"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform float val.b = 2.0;
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec4 a; mediump float b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a; mediump float b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + val.b;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial_vec4_struct
            version 300 es
            desc "Uniform struct declared in both, used partially in both. Datatype vec4 and struct with vec4"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform vec4 val.b.c = vec4(1.0, 2.0, 3.0, 4.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Inner {mediump vec4 c;};
                struct Struct {mediump vec4 a; Inner b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Inner {mediump vec4 c;};
                struct Struct {mediump vec4 a; Inner b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + val.b.c.y;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial_vec4_vec3_struct
            version 300 es
            desc "Uniform struct declared in both, used partially in both. Datatype vec4 and struct with vec3"
            values {
                uniform vec4 val.a = vec4(1.0, 2.0, 3.0, 4.0);
                uniform vec3 val.b.c = vec3(1.0, 2.0, 3.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Inner {mediump vec3 c;};
                struct Struct {mediump vec4 a; Inner b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Inner {mediump vec3 c;};
                struct Struct {mediump vec4 a; Inner b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + val.b.c.y;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial_vec2_vec3
            version 300 es
            desc "Uniform struct declared in both, used partially in both. Datatype vec2 and vec3"
            values {
                uniform vec2 val.a = vec2(1.0, 2.0);
                uniform vec3 val.b = vec3(1.0, 2.0, 3.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec2 a; mediump vec3 b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec2 a; mediump vec3 b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + val.b.y;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial_vec2_int
            version 300 es
            desc "Uniform struct declared in both, used partially in both. Datatype vec2 and int"
            values {
                uniform vec2 val.a = vec2(1.0, 2.0);
                uniform int val.b = 2;
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec2 a; mediump int b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec2 a; mediump int b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + float(val.b);
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial_int_float
            version 300 es
            desc "Uniform struct declared in both, used partially in both. Datatype int and float"
            values {
                uniform float val.a = 1.0;
                uniform int val.b = 2;
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump float a; mediump int b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump float a; mediump int b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + float(val.b);
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial_bvec2_vec2
            version 300 es
            desc "Uniform struct declared in both, used partially in both. Datatype bvec2 and vec2"
            values {
                uniform bvec2 val.a = bvec2(true, true);
                uniform vec2 val.b = vec2(1.0, 2.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {bvec2 a; mediump vec2 b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = float(val.a.x);
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {bvec2 a; mediump vec2 b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + val.b.y;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial_ivec2_vec2
            version 300 es
            desc "Uniform struct declared in both, used partially in both. Datatype ivec2 and vec2"
            values {
                uniform ivec2 val.a = ivec2(1, 2);
                uniform vec2 val.b = vec2(1.0, 2.0);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump ivec2 a; mediump vec2 b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = vec2(val.a).x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump ivec2 a; mediump vec2 b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + val.b.y;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case partial_ivec2_ivec2
            version 300 es
            desc "Uniform struct declared in both, used partially in both. Datatype ivec2 and ivec2"
            values {
                uniform ivec2 val.a = ivec2(1, 2);
                uniform ivec2 val.b = ivec2(1, 2);
                output float out0 = 3.0;
            }
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump ivec2 a; mediump ivec2 b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = vec2(val.a).x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump ivec2 a; mediump ivec2 b;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + vec2(val.b).y;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case type_conflict_1
            version 300 es
            desc "Fragment struct has one less member than fragment version"
            expect link_fail
            values {output float out0 = 3.0;}
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump float a; mediump float b;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump float a;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = res + val.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case type_conflict_2
            version 300 es
            desc "Vertex struct has int, fragment struct has float."
            expect link_fail
            values {output float out0 = 3.0;}
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump int a;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = float(val.a);
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump float a;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = val.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case type_conflict_3
            version 300 es
            desc "Vertex struct has vec3, fragment struct has vec4."
            expect link_fail
            values {output float out0 = 3.0;}
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump vec3 a;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = float(val.a.x);
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump vec4 a;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = val.a.x;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case precision_conflict_1
            version 300 es
            desc "Vertex side struct has highp, fragment side struct mediump."
            expect link_fail
            values {output float out0 = 3.0;}
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {highp float a;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump float a;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = val.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case precision_conflict_2
            version 300 es
            desc "Vertex side struct has mediump, fragment side struct lowp."
            expect link_fail
            values {output float out0 = 3.0;}
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {mediump float a;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {lowp float a;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = val.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case precision_conflict_3
            version 300 es
            desc "Vertex side struct has lowp, fragment side struct mediump."
            expect link_fail
            values {output float out0 = 3.0;}
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {lowp float a;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {mediump float a;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = val.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case precision_conflict_4
            version 300 es
            desc "Vertex side struct has lowp, fragment side struct implicit mediump."
            expect link_fail
            values {output float out0 = 3.0;}
            vertex ""
                #version 300 es
                ${VERTEX_DECLARATIONS}
                struct Struct {lowp float a;};
                uniform Struct val;
                out mediump float res;
                void main()
                {
                    res = val.a;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Struct {float a;};
                uniform Struct val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {            out0 = val.a;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case light_struct_highp
            version 300 es
            desc "Complex Light struct from use case tests."
            values {
                uniform float val.constantAttenuation = 1.0;
                uniform float val.quadraticAttenuation = 1.0;
                output float out0 = 2.0;
            }
            vertex ""
                #version 300 es
                struct Light
                {
                    mediump vec3    color;
                    highp vec4        position;
                    highp vec3        direction;
                    mediump float    constantAttenuation;
                    mediump float    linearAttenuation;
                    mediump float    quadraticAttenuation;
                };
                ${VERTEX_DECLARATIONS}
                uniform Light val;
                out mediump float res;
                void main()
                {
                    res = val.constantAttenuation;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Light
                {
                    mediump vec3    color;
                    highp vec4        position;
                    highp vec3        direction;
                    mediump float    constantAttenuation;
                    mediump float    linearAttenuation;
                    mediump float    quadraticAttenuation;
                };
                struct Struct {float a;};
                uniform Light val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    out0 = res + val.quadraticAttenuation;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end

        case light_struct_mediump
            version 300 es
            desc "Complex Light struct from use case tests, without highp usage"
            values {
                uniform float val.constantAttenuation = 1.0;
                uniform float val.quadraticAttenuation = 1.0;
                output float out0 = 2.0;
            }
            vertex ""
                #version 300 es
                struct Light
                {
                    mediump vec3    color;
                    mediump vec4    position;
                    mediump vec3    direction;
                    mediump float    constantAttenuation;
                    mediump float    linearAttenuation;
                    mediump float    quadraticAttenuation;
                };
                ${VERTEX_DECLARATIONS}
                uniform Light val;
                out mediump float res;
                void main()
                {
                    res = val.constantAttenuation;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es
                precision mediump float;
                struct Light
                {
                    mediump vec3    color;
                    mediump vec4    position;
                    mediump vec3    direction;
                    mediump float    constantAttenuation;
                    mediump float    linearAttenuation;
                    mediump float    quadraticAttenuation;
                };
                struct Struct {float a;};
                uniform Light val;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    out0 = res + val.quadraticAttenuation;
                    ${FRAGMENT_OUTPUT}
                }
            ""
        end
    end

    group block "Uniform blocks"
        case type_mismatch
            version 300 es
            expect link_fail
            vertex ""
                #version 300 es

                uniform Block
                {
                    highp vec4 val;
                };

                ${VERTEX_DECLARATIONS}
                out mediump float res;
                void main()
                {
                    res = val.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es

                uniform Block
                {
                    highp vec3 val;
                };

                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    dEQP_FragColor = vec4(val, 1.0);
                }
            ""
        end

        case members_mismatch
            version 300 es
            expect link_fail
            vertex ""
                #version 300 es

                uniform Block
                {
                    highp vec4 val;
                };

                ${VERTEX_DECLARATIONS}
                out mediump float res;
                void main()
                {
                    res = val.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es

                uniform Block
                {
                    highp vec4 val;
                    lowp uint u;
                };

                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    dEQP_FragColor = vec4(val);
                }
            ""
        end

        case layout_qualifier_mismatch_1
            version 300 es
            expect link_fail
            vertex ""
                #version 300 es

                layout(std140) uniform Block
                {
                    highp vec4 val;
                };

                ${VERTEX_DECLARATIONS}
                out mediump float res;
                void main()
                {
                    res = val.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es

                uniform Block
                {
                    highp vec4 val;
                };

                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    dEQP_FragColor = vec4(val);
                }
            ""
        end

        case layout_qualifier_mismatch_2
            version 300 es
            expect link_fail
            vertex ""
                #version 300 es

                layout(shared) uniform Block
                {
                    highp vec4 val;
                };

                ${VERTEX_DECLARATIONS}
                out mediump float res;
                void main()
                {
                    res = val.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es

                layout(packed) uniform Block
                {
                    highp vec4 val;
                };

                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    dEQP_FragColor = vec4(val);
                }
            ""
        end

        case layout_qualifier_mismatch_3
            version 300 es
            expect link_fail
            vertex ""
                #version 300 es

                layout(row_major) uniform Block
                {
                    highp vec4 val;
                };

                ${VERTEX_DECLARATIONS}
                out mediump float res;
                void main()
                {
                    res = val.x;
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es

                layout(column_major) uniform Block
                {
                    highp vec4 val;
                };

                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    dEQP_FragColor = vec4(val);
                }
            ""
        end

        case layout_qualifier_mismatch_4
            version 300 es
            expect link_fail
            vertex ""
                #version 300 es

                layout(row_major) uniform Block
                {
                    highp mat3 val;
                };

                ${VERTEX_DECLARATIONS}
                out mediump float res;
                void main()
                {
                    res = val[0][1];
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es

                layout(column_major) uniform Block
                {
                    highp mat3 val;
                };

                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    dEQP_FragColor = vec4(val[2], 1.0);
                }
            ""
        end

        case layout_qualifier_mismatch_5
            version 300 es
            expect link_fail
            vertex ""
                #version 300 es

                uniform Block
                {
                    layout(row_major) uniform highp mat3 val;
                };

                ${VERTEX_DECLARATIONS}
                out mediump float res;
                void main()
                {
                    res = val[0][1];
                    ${VERTEX_OUTPUT}
                }
            ""
            fragment ""
                #version 300 es

                uniform Block
                {
                    layout(column_major) uniform highp mat3 val;
                };

                precision mediump float;
                ${FRAGMENT_DECLARATIONS}
                in mediump float res;
                void main()
                {
                    dEQP_FragColor = vec4(val[2], 1.0);
                }
            ""
        end
    end
end