GPUDevice: Disable SPIR-V optimization on GLSL output
SSO causes SPIRV-Cross to redeclare builtins, which we don't want (breaks on Mesa).
This commit is contained in:
parent
dd420cbfcf
commit
8c72fd57f1
|
@ -1519,23 +1519,6 @@ bool GPUDevice::TranslateVulkanSpvToLanguage(const std::span<const u8> spirv, GP
|
|||
static_cast<int>(sres));
|
||||
return {};
|
||||
}
|
||||
|
||||
const bool enable_sso = (is_gles ? (target_version >= 310) : (target_version >= 410));
|
||||
if ((sres = dyn_libs::spvc_compiler_options_set_bool(soptions, SPVC_COMPILER_OPTION_GLSL_SEPARATE_SHADER_OBJECTS,
|
||||
enable_sso)) != SPVC_SUCCESS)
|
||||
{
|
||||
Error::SetStringFmt(
|
||||
error, "spvc_compiler_options_set_bool(SPVC_COMPILER_OPTION_GLSL_SEPARATE_SHADER_OBJECTS) failed: {}",
|
||||
static_cast<int>(sres));
|
||||
return {};
|
||||
}
|
||||
if (enable_sso && ((sres = dyn_libs::spvc_compiler_require_extension(
|
||||
scompiler, "GL_ARB_separate_shader_objects")) != SPVC_SUCCESS))
|
||||
{
|
||||
Error::SetStringFmt(error, "spvc_compiler_require_extension(GL_ARB_separate_shader_objects) failed: {}",
|
||||
static_cast<int>(sres));
|
||||
return {};
|
||||
}
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
|
@ -1638,12 +1621,9 @@ std::unique_ptr<GPUShader> GPUDevice::TranspileAndCreateShaderFromSource(
|
|||
GPUShaderStage stage, GPUShaderLanguage source_language, std::string_view source, const char* entry_point,
|
||||
GPUShaderLanguage target_language, u32 target_version, DynamicHeapArray<u8>* out_binary, Error* error)
|
||||
{
|
||||
// Disable optimization when targeting OpenGL GLSL, and separate shader objects are missing.
|
||||
// Otherwise, the name-based linking will fail.
|
||||
// Disable optimization when targeting OpenGL GLSL, otherwise, the name-based linking will fail.
|
||||
const bool optimization =
|
||||
(target_language != GPUShaderLanguage::GLSL && target_language != GPUShaderLanguage::GLSLES) ||
|
||||
(target_language == GPUShaderLanguage::GLSL && target_version >= 410) ||
|
||||
(target_language == GPUShaderLanguage::GLSLES && target_version >= 310);
|
||||
(target_language != GPUShaderLanguage::GLSL && target_language != GPUShaderLanguage::GLSLES);
|
||||
DynamicHeapArray<u8> spv;
|
||||
if (!CompileGLSLShaderToVulkanSpv(stage, source_language, source, entry_point, optimization, false, &spv, error))
|
||||
return {};
|
||||
|
|
Loading…
Reference in New Issue