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[Fix] (MG_Backend, MG_Impl, ShaderTranspiler, MG_Test): support iterationRP custom images and storage format reinterpretation

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swung0x48
2026-07-20 02:35:30 -04:00
parent 8bc4808b1a
commit e5388c0e7e
33 changed files with 2382 additions and 88 deletions
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MobileGL/MG_Test/BackendLoader/BackendLoaderTest.cpp
+47 -2
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@@ -27,6 +27,13 @@ namespace {
struct FakeDriverState {
// Behavior knobs, configured per test before running the probe.
GLint maxVertexSsboBlocks = 4;
GLint glesMajorVersion = 3;
GLint glesMinorVersion = 1;
GLint maxVertexImageUniforms = 2;
GLint maxGeometryImageUniforms = 3;
GLint maxFragmentImageUniforms = 4;
GLint maxComputeImageUniforms = 5;
bool maxGeometryImageUniformsQueried = false;
// Emulates ANGLE-on-Vulkan: the draw reads the indirect command's
// baseInstance word and exposes it through gl_InstanceID.
bool drawLeaksBaseInstanceWord = false;
@@ -88,13 +95,26 @@ namespace {
case GL_MAX_VERTEX_SHADER_STORAGE_BLOCKS:
*data = g_fake.maxVertexSsboBlocks;
break;
case GL_MAX_VERTEX_IMAGE_UNIFORMS:
*data = g_fake.maxVertexImageUniforms;
break;
case GL_MAX_GEOMETRY_IMAGE_UNIFORMS:
g_fake.maxGeometryImageUniformsQueried = true;
*data = g_fake.maxGeometryImageUniforms;
break;
case GL_MAX_FRAGMENT_IMAGE_UNIFORMS:
*data = g_fake.maxFragmentImageUniforms;
break;
case GL_MAX_COMPUTE_IMAGE_UNIFORMS:
*data = g_fake.maxComputeImageUniforms;
break;
// FillInGLESCapabilities reads the context version before running the
// baseInstance probe, which requires ES >= 3.1.
case GL_MAJOR_VERSION:
*data = 3;
*data = g_fake.glesMajorVersion;
break;
case GL_MINOR_VERSION:
*data = 1;
*data = g_fake.glesMinorVersion;
break;
case GL_NUM_EXTENSIONS:
*data = static_cast<GLint>(g_fake.extensions.size());
@@ -417,6 +437,31 @@ TEST(IndirectInstanceIdProbe, FillInCapabilitiesWiresProbeResult) {
ExpectProbeReleasedAllObjects();
}
TEST(ImageUniformCapabilities, QueriesRealPerStageLimitsAndConservativelyGatesGeometry) {
const auto funcs = MakeFakeGLESFunctions();
ResetFakeDriver();
g_fake.maxVertexSsboBlocks = 0;
MobileGL::MG_External::GLESCapabilities es31Caps;
ASSERT_TRUE(MobileGL::MG_Util::BackendLoader::FillInGLESCapabilities(es31Caps, funcs));
EXPECT_EQ(es31Caps.MaxVertexImageUniforms, g_fake.maxVertexImageUniforms);
EXPECT_EQ(es31Caps.MaxGeometryImageUniforms, 0);
EXPECT_EQ(es31Caps.MaxFragmentImageUniforms, g_fake.maxFragmentImageUniforms);
EXPECT_EQ(es31Caps.MaxComputeImageUniforms, g_fake.maxComputeImageUniforms);
EXPECT_FALSE(g_fake.maxGeometryImageUniformsQueried);
ResetFakeDriver();
g_fake.maxVertexSsboBlocks = 0;
g_fake.glesMinorVersion = 2;
MobileGL::MG_External::GLESCapabilities es32Caps;
ASSERT_TRUE(MobileGL::MG_Util::BackendLoader::FillInGLESCapabilities(es32Caps, funcs));
EXPECT_EQ(es32Caps.MaxVertexImageUniforms, g_fake.maxVertexImageUniforms);
EXPECT_EQ(es32Caps.MaxGeometryImageUniforms, g_fake.maxGeometryImageUniforms);
EXPECT_EQ(es32Caps.MaxFragmentImageUniforms, g_fake.maxFragmentImageUniforms);
EXPECT_EQ(es32Caps.MaxComputeImageUniforms, g_fake.maxComputeImageUniforms);
EXPECT_TRUE(g_fake.maxGeometryImageUniformsQueried);
}
// The extension string is what apps gate on (LWJGL builds GLCapabilities from it), so advertising
// it on a driver that cannot filter anisotropically would leave them silently on trilinear.
TEST(TextureAnisotropyCapabilities, ExtensionIsAdvertisedOnlyWhenTheHostDriverSupportsIt) {