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authorameerj <52414509+ameerj@users.noreply.github.com>2021-06-08 02:39:30 +0200
committerameerj <52414509+ameerj@users.noreply.github.com>2021-07-23 03:51:37 +0200
commitc5422041134ed2645e7cd32152e36f9d04c66da3 (patch)
treee417bbe88e598fd74dffc576c79427ce5d268cac
parentglsl: Conditionally add GL_ARB_sparse_texture2 (diff)
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Diffstat (limited to '')
-rw-r--r--src/shader_recompiler/backend/glsl/emit_context.cpp42
-rw-r--r--src/shader_recompiler/backend/glsl/emit_context.h1
-rw-r--r--src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp38
-rw-r--r--src/shader_recompiler/backend/glsl/emit_glsl_instructions.h3
-rw-r--r--src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp9
5 files changed, 64 insertions, 29 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_context.cpp b/src/shader_recompiler/backend/glsl/emit_context.cpp
index d6b3c7aba..ed0955da0 100644
--- a/src/shader_recompiler/backend/glsl/emit_context.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_context.cpp
@@ -104,8 +104,22 @@ std::string_view SamplerType(TextureType type, bool is_depth) {
std::string_view ImageType(TextureType type) {
switch (type) {
+ case TextureType::Color1D:
+ return "uimage1D";
+ case TextureType::ColorArray1D:
+ return "uimage1DArray";
case TextureType::Color2D:
return "uimage2D";
+ case TextureType::ColorArray2D:
+ return "uimage2DArray";
+ case TextureType::Color3D:
+ return "uimage3D";
+ case TextureType::ColorCube:
+ return "uimageCube";
+ case TextureType::ColorArrayCube:
+ return "uimageCubeArray";
+ case TextureType::Buffer:
+ return "uimageBuffer";
default:
throw NotImplementedException("Image type: {}", type);
}
@@ -250,6 +264,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
break;
case Stage::Fragment:
stage_name = "fs";
+ position_name = "gl_FragCoord";
break;
case Stage::Compute:
stage_name = "cs";
@@ -449,6 +464,33 @@ void EmitContext::DefineHelperFunctions() {
if (info.uses_global_memory) {
header += DefineGlobalMemoryFunctions();
}
+ if (info.loads_indexed_attributes) {
+ const bool is_array{stage == Stage::Geometry};
+ const auto vertex_arg{is_array ? ",uint vertex" : ""};
+ std::string func{
+ fmt::format("float IndexedAttrLoad(int offset{}){{int base_index=offset>>2;uint "
+ "masked_index=uint(base_index)&3u;switch(base_index>>2){{",
+ vertex_arg)};
+ if (info.loads_position) {
+ func += fmt::format("case {}:", static_cast<u32>(IR::Attribute::PositionX) >> 2);
+ const auto position_idx{is_array ? "gl_in[vertex]." : ""};
+ func += fmt::format("return {}{}[masked_index];", position_idx, position_name);
+ }
+ const u32 base_attribute_value = static_cast<u32>(IR::Attribute::Generic0X) >> 2;
+ for (u32 i = 0; i < info.input_generics.size(); ++i) {
+ if (!info.input_generics[i].used) {
+ continue;
+ }
+ const auto vertex_idx{is_array ? "[vertex]" : ""};
+ func += fmt::format("case {}:", base_attribute_value + i);
+ func += fmt::format("return in_attr{}{}[masked_index];", i, vertex_idx);
+ }
+ func += "default: return 0.0;}}";
+ header += func;
+ }
+ if (info.stores_indexed_attributes) {
+ // TODO
+ }
}
std::string EmitContext::DefineGlobalMemoryFunctions() {
diff --git a/src/shader_recompiler/backend/glsl/emit_context.h b/src/shader_recompiler/backend/glsl/emit_context.h
index 9bdca184f..dce99586e 100644
--- a/src/shader_recompiler/backend/glsl/emit_context.h
+++ b/src/shader_recompiler/backend/glsl/emit_context.h
@@ -150,6 +150,7 @@ public:
Stage stage{};
std::string_view stage_name = "invalid";
+ std::string_view position_name = "gl_Position";
std::vector<u32> texture_buffer_bindings;
std::vector<u32> image_buffer_bindings;
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 cfcdd45a2..d09187ea7 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
@@ -206,26 +206,12 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
case IR::Attribute::PositionX:
case IR::Attribute::PositionY:
case IR::Attribute::PositionZ:
- case IR::Attribute::PositionW:
- switch (ctx.stage) {
- case Stage::VertexA:
- case Stage::VertexB:
- ctx.AddF32("{}=gl_Position.{};", inst, swizzle);
- break;
- case Stage::TessellationEval:
- ctx.AddF32("{}=gl_TessCoord.{};", inst, swizzle);
- break;
- case Stage::TessellationControl:
- case Stage::Geometry:
- ctx.AddF32("{}=gl_in[{}].gl_Position.{};", inst, vertex, swizzle);
- break;
- case Stage::Fragment:
- ctx.AddF32("{}=gl_FragCoord.{};", inst, swizzle);
- break;
- default:
- throw NotImplementedException("Get Position for stage {}", ctx.stage);
- }
+ case IR::Attribute::PositionW: {
+ const bool is_array{IsInputArray(ctx.stage)};
+ const auto input_decorator{is_array ? fmt::format("gl_in[{}].", vertex) : ""};
+ ctx.AddF32("{}={}{}.{};", inst, input_decorator, ctx.position_name, swizzle);
break;
+ }
case IR::Attribute::PointSpriteS:
case IR::Attribute::PointSpriteT:
ctx.AddF32("{}=gl_PointCoord.{};", inst, swizzle);
@@ -311,6 +297,20 @@ void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, std::string_view val
}
}
+void EmitGetAttributeIndexed(EmitContext& ctx, IR::Inst& inst, std::string_view offset,
+ std::string_view vertex) {
+ const bool is_array{ctx.stage == Stage::Geometry};
+ const auto vertex_arg{is_array ? fmt::format(",{}", vertex) : ""};
+ ctx.AddF32("{}=IndexedAttrLoad(int({}){});", inst, offset, vertex_arg);
+}
+
+void EmitSetAttributeIndexed([[maybe_unused]] EmitContext& ctx,
+ [[maybe_unused]] std::string_view offset,
+ [[maybe_unused]] std::string_view value,
+ [[maybe_unused]] std::string_view vertex) {
+ NotImplemented();
+}
+
void EmitGetPatch(EmitContext& ctx, IR::Inst& inst, IR::Patch patch) {
if (!IR::IsGeneric(patch)) {
throw NotImplementedException("Non-generic patch load");
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h b/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h
index 90dcfcef7..12094139f 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h
@@ -72,7 +72,8 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
std::string_view vertex);
void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, std::string_view value,
std::string_view vertex);
-void EmitGetAttributeIndexed(EmitContext& ctx, std::string_view offset, std::string_view vertex);
+void EmitGetAttributeIndexed(EmitContext& ctx, IR::Inst& inst, std::string_view offset,
+ std::string_view vertex);
void EmitSetAttributeIndexed(EmitContext& ctx, std::string_view offset, std::string_view value,
std::string_view vertex);
void EmitGetPatch(EmitContext& ctx, IR::Inst& inst, IR::Patch patch);
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 37e4b453b..b292db9d4 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp
@@ -124,15 +124,6 @@ void EmitGetIndirectBranchVariable(EmitContext& ctx) {
NotImplemented();
}
-void EmitGetAttributeIndexed(EmitContext& ctx, std::string_view offset, std::string_view vertex) {
- NotImplemented();
-}
-
-void EmitSetAttributeIndexed(EmitContext& ctx, std::string_view offset, std::string_view value,
- std::string_view vertex) {
- NotImplemented();
-}
-
void EmitSetSampleMask(EmitContext& ctx, std::string_view value) {
NotImplemented();
}