xref: /aosp_15_r20/external/skia/resources/sksl/errors/InvalidBackendBindingFlagsWGSL.sksl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)

// Valid declarations:
layout(webgpu, set=0, binding=0) uniform ubo1 { float a; };               // valid
layout(webgpu, set=0, binding=0) buffer ssbo { float b; };                // valid
layout(webgpu, rgba32f, set=0, texture=0) readonly texture2D rtexture1;   // valid
layout(webgpu, rgba32f, set=0, texture=0) writeonly texture2D wtexture1;  // valid
layout(webgpu, set=0, texture=0, sampler=0) sampler2D sampler1;           // valid

// TODO(skia:14023): This should require 'texture' once the WGSL backend supports it
layout(webgpu, rgba32f, set=0, binding=0) readonly texture2D rtexture2;   // valid
layout(webgpu, rgba32f, set=0, binding=0) writeonly texture2D wtexture2;  // valid
// TODO(skia:14023): This should require 'texture' and 'sampler' once the WGSL backend supports it
layout(webgpu, set=0, binding=0) sampler2D sampler2;                      // valid

// Invalid declarations:
layout(webgpu, rgba32f, set=0, sampler=0) readonly texture2D rtexture3;    // invalid (has sampler)
layout(webgpu, rgba32f, set=0, sampler=0) writeonly texture2D wtexture3;   // invalid (has sampler)
layout(webgpu, set=0, texture=0) readonly texture2D rtexture4;             // invalid (no pixformat)
layout(webgpu, set=0, texture=0) writeonly texture2D wtexture4;            // invalid (no pixformat)
layout(webgpu, set=0, binding=0, texture=0, sampler=0) sampler2D sampler3; // invalid
layout(webgpu, set=0, texture=0, sampler=0) uniform ubo2 { float c; };     // invalid

/*%%*
layout qualifier 'sampler' is not permitted here
layout qualifier 'sampler' is not permitted here
storage textures must declare a pixel format
storage textures must declare a pixel format
'binding' modifier cannot coexist with 'texture'/'sampler'
layout qualifier 'texture' is not permitted here
layout qualifier 'sampler' is not permitted here
*%%*/