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glsl_context_get_set: Add alternative cbuf type for broken drivers

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some drivers have a bug bitwise converting floating point cbuf values to uint variables. This adds a workaround for these drivers to make all cbufs uint and convert to floating point as needed.
This commit is contained in:
ameerj 2021-12-27 23:59:32 -05:00
parent 9f34be5a61
commit b84d429c2e
6 changed files with 35 additions and 24 deletions
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7
src/shader_recompiler/backend/glsl/glsl_emit_context.cpp
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@ -428,9 +428,10 @@ void EmitContext::DefineConstantBuffers(Bindings& bindings) {
return;
}
for (const auto& desc : info.constant_buffer_descriptors) {
header += fmt::format(
"layout(std140,binding={}) uniform {}_cbuf_{}{{vec4 {}_cbuf{}[{}];}};",
bindings.uniform_buffer, stage_name, desc.index, stage_name, desc.index, 4 * 1024);
const auto cbuf_type{profile.has_gl_cbuf_ftou_bug ? "uvec4" : "vec4"};
header += fmt::format("layout(std140,binding={}) uniform {}_cbuf_{}{{{} {}_cbuf{}[{}];}};",
bindings.uniform_buffer, stage_name, desc.index, cbuf_type,
stage_name, desc.index, 4 * 1024);
bindings.uniform_buffer += desc.count;
}
}