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-rw-r--r--src/shader_recompiler/backend/glsl/emit_context.cpp50
-rw-r--r--src/shader_recompiler/backend/glsl/emit_glsl.cpp2
-rw-r--r--src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp15
-rw-r--r--src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp4
4 files changed, 62 insertions, 9 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_context.cpp b/src/shader_recompiler/backend/glsl/emit_context.cpp
index 2a5ec7414..923060386 100644
--- a/src/shader_recompiler/backend/glsl/emit_context.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_context.cpp
@@ -21,6 +21,15 @@ std::string_view InterpDecorator(Interpolation interp) {
throw InvalidArgument("Invalid interpolation {}", interp);
}
+std::string_view ArrayDecorator(Stage stage) {
+ switch (stage) {
+ case Stage::Geometry:
+ return "[1]";
+ default:
+ return "";
+ }
+}
+
std::string_view SamplerType(TextureType type, bool is_depth) {
if (is_depth) {
switch (type) {
@@ -64,6 +73,33 @@ std::string_view SamplerType(TextureType type, bool is_depth) {
}
}
+std::string_view InputPrimitive(InputTopology topology) {
+ switch (topology) {
+ case InputTopology::Points:
+ return "points";
+ case InputTopology::Lines:
+ return "lines";
+ case InputTopology::LinesAdjacency:
+ return "lines_adjacency";
+ case InputTopology::Triangles:
+ return "triangles";
+ case InputTopology::TrianglesAdjacency:
+ return "triangles_adjacency";
+ }
+ throw InvalidArgument("Invalid input topology {}", topology);
+}
+
+std::string_view OutputPrimitive(OutputTopology topology) {
+ switch (topology) {
+ case OutputTopology::PointList:
+ return "points";
+ case OutputTopology::LineStrip:
+ return "line_strip";
+ case OutputTopology::TriangleStrip:
+ return "triangle_strip";
+ }
+ throw InvalidArgument("Invalid output topology {}", topology);
+}
} // namespace
EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile& profile_,
@@ -85,6 +121,9 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
break;
case Stage::Geometry:
stage_name = "gs";
+ header += fmt::format("layout({})in;layout({}, max_vertices={})out;\n",
+ InputPrimitive(runtime_info.input_topology),
+ OutputPrimitive(program.output_topology), program.output_vertices);
break;
case Stage::Fragment:
stage_name = "fs";
@@ -99,8 +138,9 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
for (size_t index = 0; index < info.input_generics.size(); ++index) {
const auto& generic{info.input_generics[index]};
if (generic.used) {
- header += fmt::format("layout(location={}) {} in vec4 in_attr{};", index,
- InterpDecorator(generic.interpolation), index);
+ header +=
+ fmt::format("layout(location={}){} in vec4 in_attr{}{};", index,
+ InterpDecorator(generic.interpolation), index, ArrayDecorator(stage));
}
}
for (size_t index = 0; index < info.stores_frag_color.size(); ++index) {
@@ -126,8 +166,6 @@ 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";
- header += "#extension GL_ARB_shader_viewport_layer_array : enable\n";
- header += "#extension GL_NV_viewport_array2 : enable\n";
header += "#extension GL_EXT_texture_shadow_lod : enable\n";
if (info.uses_int64) {
header += "#extension GL_ARB_gpu_shader_int64 : enable\n";
@@ -157,6 +195,10 @@ void EmitContext::SetupExtensions(std::string&) {
header += "#extension GL_ARB_gpu_shader_int64 : enable\n";
}
}
+ if (info.stores_viewport_index) {
+ header += "#extension GL_ARB_shader_viewport_layer_array : enable\n";
+ header += "#extension GL_NV_viewport_array2 : enable\n";
+ }
}
void EmitContext::DefineConstantBuffers(Bindings& bindings) {
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl.cpp b/src/shader_recompiler/backend/glsl/emit_glsl.cpp
index 19cf4e46b..f467d978c 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl.cpp
@@ -162,7 +162,7 @@ void EmitCode(EmitContext& ctx, const IR::Program& program) {
break;
default:
fmt::print("{}", node.type);
- throw NotImplementedException("{}", node.type);
+ throw NotImplementedException("AbstractSyntaxNode::Type {}", node.type);
break;
}
}
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
index c66b4b282..28e89a0a6 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
@@ -19,6 +19,15 @@ u32 CbufIndex(u32 offset) {
char OffsetSwizzle(u32 offset) {
return SWIZZLE[CbufIndex(offset)];
}
+
+bool IsInputArray(Stage stage) {
+ return stage == Stage::Geometry || stage == Stage::TessellationControl ||
+ stage == Stage::TessellationEval;
+}
+
+std::string VertexIndex(EmitContext& ctx, std::string_view vertex) {
+ return IsInputArray(ctx.stage) ? fmt::format("[{}]", vertex) : "";
+}
} // namespace
void EmitGetCbufU8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
@@ -128,7 +137,7 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
const char swizzle{"xyzw"[element]};
if (IR::IsGeneric(attr)) {
const u32 index{IR::GenericAttributeIndex(attr)};
- ctx.AddF32("{}=in_attr{}.{};", inst, index, swizzle);
+ ctx.AddF32("{}=in_attr{}{}.{};", inst, index, VertexIndex(ctx, vertex), swizzle);
return;
}
switch (attr) {
@@ -139,9 +148,11 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
switch (ctx.stage) {
case Stage::VertexA:
case Stage::VertexB:
- case Stage::Geometry:
ctx.AddF32("{}=gl_Position.{};", inst, swizzle);
break;
+ case Stage::Geometry:
+ ctx.AddF32("{}=gl_in[{}].gl_Position.{};", inst, vertex, swizzle);
+ break;
case Stage::Fragment:
ctx.AddF32("{}=gl_FragCoord.{};", inst, swizzle);
break;
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp
index e3d0b15ba..9e5715605 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp
@@ -103,11 +103,11 @@ void EmitEpilogue(EmitContext& ctx) {
}
void EmitEmitVertex(EmitContext& ctx, const IR::Value& stream) {
- NotImplemented();
+ ctx.Add("EmitStreamVertex(int({}));", ctx.var_alloc.Consume(stream));
}
void EmitEndPrimitive(EmitContext& ctx, const IR::Value& stream) {
- NotImplemented();
+ ctx.Add("EndStreamPrimitive(int({}));", ctx.var_alloc.Consume(stream));
}
void EmitGetRegister(EmitContext& ctx) {