glsl: Conditionally use GL_EXT_shader_image_load_formatted

Fix for SULD.D
This commit is contained in:
ameerj 2021-06-07 18:29:13 -04:00
parent fb839061fb
commit fc0db612ab

View file

@ -206,6 +206,20 @@ void SetupOutPerVertex(EmitContext& ctx, std::string& header) {
header += "out int gl_ViewportIndex;";
}
}
bool UsesTyplessImage(const Info& info) {
for (const auto& desc : info.image_buffer_descriptors) {
if (desc.format == ImageFormat::Typeless) {
return true;
}
}
for (const auto& desc : info.image_descriptors) {
if (desc.format == ImageFormat::Typeless) {
return true;
}
}
return false;
}
} // Anonymous namespace
EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile& profile_,
@ -281,8 +295,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
void EmitContext::SetupExtensions(std::string&) {
// TODO: track this usage
header += "#extension GL_ARB_sparse_texture2 : enable\n"
"#extension GL_EXT_shader_image_load_formatted : enable\n";
header += "#extension GL_ARB_sparse_texture2 : enable\n";
if (profile.support_gl_texture_shadow_lod) {
header += "#extension GL_EXT_texture_shadow_lod : enable\n";
}
@ -318,6 +331,9 @@ void EmitContext::SetupExtensions(std::string&) {
stage != Stage::Geometry) {
header += "#extension GL_ARB_shader_viewport_layer_array : enable\n";
}
if (UsesTyplessImage(info)) {
header += "#extension GL_EXT_shader_image_load_formatted : enable\n";
}
}
void EmitContext::DefineConstantBuffers(Bindings& bindings) {