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-rw-r--r--src/shader_recompiler/backend/glsl/emit_context.cpp2
-rw-r--r--src/shader_recompiler/backend/glsl/emit_glsl_special.cpp9
2 files changed, 10 insertions, 1 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_context.cpp b/src/shader_recompiler/backend/glsl/emit_context.cpp
index d224c4d84..54aa88b63 100644
--- a/src/shader_recompiler/backend/glsl/emit_context.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_context.cpp
@@ -340,7 +340,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
header += fmt::format("layout(location={})patch {} vec4 patch{};", index, qualifier, index);
}
for (size_t index = 0; index < info.stores_frag_color.size(); ++index) {
- if (!info.stores_frag_color[index]) {
+ if (!info.stores_frag_color[index] && !profile.need_declared_frag_colors) {
continue;
}
header += fmt::format("layout(location={})out vec4 frag_color{};", index, index);
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp
index 59ca52f07..f8e8aaa67 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp
@@ -8,6 +8,7 @@
#include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
#include "shader_recompiler/frontend/ir/program.h"
#include "shader_recompiler/frontend/ir/value.h"
+#include "shader_recompiler/profile.h"
namespace Shader::Backend::GLSL {
namespace {
@@ -58,6 +59,14 @@ void EmitPrologue(EmitContext& ctx) {
if (ctx.StageInitializesVaryings()) {
InitializeVaryings(ctx);
}
+ if (ctx.stage == Stage::Fragment && ctx.profile.need_declared_frag_colors) {
+ for (size_t index = 0; index < ctx.info.stores_frag_color.size(); ++index) {
+ if (ctx.info.stores_frag_color[index]) {
+ continue;
+ }
+ ctx.Add("frag_color{}=vec4(0,0,0,1);", index);
+ }
+ }
}
void EmitEpilogue(EmitContext&) {}