Merge pull request #12196 from ameerj/glsl-cbuf-sizes

GLSL: Use known cbuf sizes when possible
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liamwhite 2023-12-03 16:27:07 -05:00 committed by GitHub
commit 6da8301773
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@ -1,6 +1,7 @@
// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "common/div_ceil.h"
#include "shader_recompiler/backend/bindings.h"
#include "shader_recompiler/backend/glsl/glsl_emit_context.h"
#include "shader_recompiler/frontend/ir/program.h"
@ -431,9 +432,11 @@ void EmitContext::DefineConstantBuffers(Bindings& bindings) {
}
for (const auto& desc : info.constant_buffer_descriptors) {
const auto cbuf_type{profile.has_gl_cbuf_ftou_bug ? "uvec4" : "vec4"};
const u32 cbuf_used_size{Common::DivCeil(info.constant_buffer_used_sizes[desc.index], 16U)};
const u32 cbuf_binding_size{info.uses_global_memory ? 0x1000U : cbuf_used_size};
header += fmt::format("layout(std140,binding={}) uniform {}_cbuf_{}{{{} {}_cbuf{}[{}];}};",
bindings.uniform_buffer, stage_name, desc.index, cbuf_type,
stage_name, desc.index, 4 * 1024);
stage_name, desc.index, cbuf_binding_size);
bindings.uniform_buffer += desc.count;
}
}