xref: /aosp_15_r20/external/angle/src/tests/gl_tests/TextureFixedRateCompressionTest.cpp (revision 8975f5c5ed3d1c378011245431ada316dfb6f244)
1*8975f5c5SAndroid Build Coastguard Worker //
2*8975f5c5SAndroid Build Coastguard Worker // Copyright 2024 The ANGLE Project Authors. All rights reserved.
3*8975f5c5SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
4*8975f5c5SAndroid Build Coastguard Worker // found in the LICENSE file.
5*8975f5c5SAndroid Build Coastguard Worker //
6*8975f5c5SAndroid Build Coastguard Worker 
7*8975f5c5SAndroid Build Coastguard Worker // TextureFixedRateCompressionTest: Tests for GL_EXT_texture_storage_compression
8*8975f5c5SAndroid Build Coastguard Worker 
9*8975f5c5SAndroid Build Coastguard Worker #include "test_utils/ANGLETest.h"
10*8975f5c5SAndroid Build Coastguard Worker #include "test_utils/gl_raii.h"
11*8975f5c5SAndroid Build Coastguard Worker 
12*8975f5c5SAndroid Build Coastguard Worker namespace angle
13*8975f5c5SAndroid Build Coastguard Worker {
14*8975f5c5SAndroid Build Coastguard Worker 
15*8975f5c5SAndroid Build Coastguard Worker static constexpr GLint kDefaultAttribList[3][3] = {
16*8975f5c5SAndroid Build Coastguard Worker     {GL_NONE, GL_NONE, GL_NONE},
17*8975f5c5SAndroid Build Coastguard Worker     {GL_SURFACE_COMPRESSION_EXT, GL_SURFACE_COMPRESSION_FIXED_RATE_NONE_EXT, GL_NONE},
18*8975f5c5SAndroid Build Coastguard Worker     {GL_SURFACE_COMPRESSION_EXT, GL_SURFACE_COMPRESSION_FIXED_RATE_DEFAULT_EXT, GL_NONE},
19*8975f5c5SAndroid Build Coastguard Worker };
20*8975f5c5SAndroid Build Coastguard Worker 
21*8975f5c5SAndroid Build Coastguard Worker class TextureFixedRateCompressionTest : public ANGLETest<>
22*8975f5c5SAndroid Build Coastguard Worker {
23*8975f5c5SAndroid Build Coastguard Worker   protected:
24*8975f5c5SAndroid Build Coastguard Worker     void invalidTestHelper(const GLint *attribs);
25*8975f5c5SAndroid Build Coastguard Worker     void basicTestHelper(const GLint *attribs);
26*8975f5c5SAndroid Build Coastguard Worker };
27*8975f5c5SAndroid Build Coastguard Worker 
invalidTestHelper(const GLint * attribs)28*8975f5c5SAndroid Build Coastguard Worker void TextureFixedRateCompressionTest::invalidTestHelper(const GLint *attribs)
29*8975f5c5SAndroid Build Coastguard Worker {
30*8975f5c5SAndroid Build Coastguard Worker     GLTexture tex;
31*8975f5c5SAndroid Build Coastguard Worker     glBindTexture(GL_TEXTURE_2D, tex);
32*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_NO_ERROR();
33*8975f5c5SAndroid Build Coastguard Worker 
34*8975f5c5SAndroid Build Coastguard Worker     glTexStorageAttribs2DEXT(GL_TEXTURE_2D, 1, GL_RGBA8, 16, 16, attribs);
35*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_NO_ERROR();
36*8975f5c5SAndroid Build Coastguard Worker 
37*8975f5c5SAndroid Build Coastguard Worker     /* Query compression rate */
38*8975f5c5SAndroid Build Coastguard Worker     GLint compressRate = GL_SURFACE_COMPRESSION_FIXED_RATE_NONE_EXT;
39*8975f5c5SAndroid Build Coastguard Worker     glGetTexParameteriv(GL_TEXTURE_2D, GL_SURFACE_COMPRESSION_EXT, &compressRate);
40*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_NO_ERROR();
41*8975f5c5SAndroid Build Coastguard Worker 
42*8975f5c5SAndroid Build Coastguard Worker     glBindImageTexture(0, tex, 0, GL_FALSE, 0, GL_READ_WRITE, GL_RGBA8);
43*8975f5c5SAndroid Build Coastguard Worker     if (nullptr == attribs)
44*8975f5c5SAndroid Build Coastguard Worker     {
45*8975f5c5SAndroid Build Coastguard Worker         /* Default attrib which is non-compressed formats will return GL_NO_ERROR. */
46*8975f5c5SAndroid Build Coastguard Worker         ASSERT_GL_NO_ERROR();
47*8975f5c5SAndroid Build Coastguard Worker     }
48*8975f5c5SAndroid Build Coastguard Worker     else if (compressRate == GL_SURFACE_COMPRESSION_FIXED_RATE_DEFAULT_EXT ||
49*8975f5c5SAndroid Build Coastguard Worker              (compressRate >= GL_SURFACE_COMPRESSION_FIXED_RATE_1BPC_EXT &&
50*8975f5c5SAndroid Build Coastguard Worker               compressRate <= GL_SURFACE_COMPRESSION_FIXED_RATE_12BPC_EXT))
51*8975f5c5SAndroid Build Coastguard Worker     {
52*8975f5c5SAndroid Build Coastguard Worker         /* Compressed texture is not supported in glBindImageTexture. */
53*8975f5c5SAndroid Build Coastguard Worker         ASSERT_GL_ERROR(GL_INVALID_VALUE);
54*8975f5c5SAndroid Build Coastguard Worker     }
55*8975f5c5SAndroid Build Coastguard Worker     else if (attribs[1] == GL_SURFACE_COMPRESSION_FIXED_RATE_NONE_EXT || attribs[0] == GL_NONE)
56*8975f5c5SAndroid Build Coastguard Worker     {
57*8975f5c5SAndroid Build Coastguard Worker         /* Default attrib which is non-compressed formats will return GL_NO_ERROR. */
58*8975f5c5SAndroid Build Coastguard Worker         ASSERT_GL_NO_ERROR();
59*8975f5c5SAndroid Build Coastguard Worker     }
60*8975f5c5SAndroid Build Coastguard Worker }
61*8975f5c5SAndroid Build Coastguard Worker 
basicTestHelper(const GLint * attribs)62*8975f5c5SAndroid Build Coastguard Worker void TextureFixedRateCompressionTest::basicTestHelper(const GLint *attribs)
63*8975f5c5SAndroid Build Coastguard Worker {
64*8975f5c5SAndroid Build Coastguard Worker     GLTexture texture;
65*8975f5c5SAndroid Build Coastguard Worker     glBindTexture(GL_TEXTURE_2D, texture);
66*8975f5c5SAndroid Build Coastguard Worker     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
67*8975f5c5SAndroid Build Coastguard Worker     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
68*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_NO_ERROR();
69*8975f5c5SAndroid Build Coastguard Worker 
70*8975f5c5SAndroid Build Coastguard Worker     glTexStorageAttribs2DEXT(GL_TEXTURE_2D, 1, GL_RGBA8, 16, 16, attribs);
71*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_NO_ERROR();
72*8975f5c5SAndroid Build Coastguard Worker 
73*8975f5c5SAndroid Build Coastguard Worker     /* Query and check the compression rate */
74*8975f5c5SAndroid Build Coastguard Worker     GLint compressRate;
75*8975f5c5SAndroid Build Coastguard Worker     glGetTexParameteriv(GL_TEXTURE_2D, GL_SURFACE_COMPRESSION_EXT, &compressRate);
76*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_NO_ERROR();
77*8975f5c5SAndroid Build Coastguard Worker 
78*8975f5c5SAndroid Build Coastguard Worker     if (nullptr != attribs && compressRate != GL_SURFACE_COMPRESSION_FIXED_RATE_NONE_EXT &&
79*8975f5c5SAndroid Build Coastguard Worker         attribs[1] != GL_SURFACE_COMPRESSION_FIXED_RATE_DEFAULT_EXT)
80*8975f5c5SAndroid Build Coastguard Worker     {
81*8975f5c5SAndroid Build Coastguard Worker         EXPECT_EQ(compressRate, attribs[1]);
82*8975f5c5SAndroid Build Coastguard Worker     }
83*8975f5c5SAndroid Build Coastguard Worker 
84*8975f5c5SAndroid Build Coastguard Worker     GLFramebuffer fbo;
85*8975f5c5SAndroid Build Coastguard Worker     glBindFramebuffer(GL_FRAMEBUFFER, fbo);
86*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_NO_ERROR();
87*8975f5c5SAndroid Build Coastguard Worker     glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture, 0);
88*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_NO_ERROR();
89*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_FRAMEBUFFER_COMPLETE(GL_FRAMEBUFFER);
90*8975f5c5SAndroid Build Coastguard Worker 
91*8975f5c5SAndroid Build Coastguard Worker     ANGLE_GL_PROGRAM(drawRed, essl1_shaders::vs::Simple(), essl1_shaders::fs::Red());
92*8975f5c5SAndroid Build Coastguard Worker     drawQuad(drawRed, essl1_shaders::PositionAttrib(), 0);
93*8975f5c5SAndroid Build Coastguard Worker     EXPECT_PIXEL_RECT_EQ(0, 0, 16, 16, GLColor::red);
94*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_NO_ERROR();
95*8975f5c5SAndroid Build Coastguard Worker }
96*8975f5c5SAndroid Build Coastguard Worker 
97*8975f5c5SAndroid Build Coastguard Worker // Invalid attrib list, GL_INVALID_VALUE is generated.
TEST_P(TextureFixedRateCompressionTest,Invalidate)98*8975f5c5SAndroid Build Coastguard Worker TEST_P(TextureFixedRateCompressionTest, Invalidate)
99*8975f5c5SAndroid Build Coastguard Worker {
100*8975f5c5SAndroid Build Coastguard Worker     ANGLE_SKIP_TEST_IF(!IsGLExtensionEnabled("GL_EXT_texture_storage_compression"));
101*8975f5c5SAndroid Build Coastguard Worker 
102*8975f5c5SAndroid Build Coastguard Worker     constexpr GLint kAttribListInvalid[3] = {GL_SURFACE_COMPRESSION_EXT, GL_SURFACE_COMPRESSION_EXT,
103*8975f5c5SAndroid Build Coastguard Worker                                              GL_NONE};
104*8975f5c5SAndroid Build Coastguard Worker 
105*8975f5c5SAndroid Build Coastguard Worker     GLTexture texture;
106*8975f5c5SAndroid Build Coastguard Worker     glBindTexture(GL_TEXTURE_2D, texture);
107*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_NO_ERROR();
108*8975f5c5SAndroid Build Coastguard Worker 
109*8975f5c5SAndroid Build Coastguard Worker     glTexStorageAttribs2DEXT(GL_TEXTURE_2D, 1, GL_RGBA8, 16, 16, kAttribListInvalid);
110*8975f5c5SAndroid Build Coastguard Worker     ASSERT_GL_ERROR(GL_INVALID_VALUE);
111*8975f5c5SAndroid Build Coastguard Worker 
112*8975f5c5SAndroid Build Coastguard Worker     for (const GLint *attribs : kDefaultAttribList)
113*8975f5c5SAndroid Build Coastguard Worker     {
114*8975f5c5SAndroid Build Coastguard Worker         invalidTestHelper(attribs);
115*8975f5c5SAndroid Build Coastguard Worker     }
116*8975f5c5SAndroid Build Coastguard Worker     invalidTestHelper(nullptr);
117*8975f5c5SAndroid Build Coastguard Worker }
118*8975f5c5SAndroid Build Coastguard Worker 
119*8975f5c5SAndroid Build Coastguard Worker // Test basic usage of glTexStorageAttribs2DEXT
TEST_P(TextureFixedRateCompressionTest,TexStorageAttribs2DEXT)120*8975f5c5SAndroid Build Coastguard Worker TEST_P(TextureFixedRateCompressionTest, TexStorageAttribs2DEXT)
121*8975f5c5SAndroid Build Coastguard Worker {
122*8975f5c5SAndroid Build Coastguard Worker     ANGLE_SKIP_TEST_IF(!IsGLExtensionEnabled("GL_EXT_texture_storage_compression"));
123*8975f5c5SAndroid Build Coastguard Worker 
124*8975f5c5SAndroid Build Coastguard Worker     for (const GLint *attribs : kDefaultAttribList)
125*8975f5c5SAndroid Build Coastguard Worker     {
126*8975f5c5SAndroid Build Coastguard Worker         basicTestHelper(attribs);
127*8975f5c5SAndroid Build Coastguard Worker     }
128*8975f5c5SAndroid Build Coastguard Worker }
129*8975f5c5SAndroid Build Coastguard Worker 
130*8975f5c5SAndroid Build Coastguard Worker // Use this to select which configurations (e.g. which renderer, which GLES major version) these
131*8975f5c5SAndroid Build Coastguard Worker // tests should be run against.
132*8975f5c5SAndroid Build Coastguard Worker ANGLE_INSTANTIATE_TEST_ES31_AND(TextureFixedRateCompressionTest);
133*8975f5c5SAndroid Build Coastguard Worker 
134*8975f5c5SAndroid Build Coastguard Worker }  // namespace angle
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