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Diffstat (limited to 'src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp')
-rw-r--r--src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp115
1 files changed, 37 insertions, 78 deletions
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 1920047f4..0c1fbc7b1 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
@@ -98,47 +98,50 @@ void GetCbuf16(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, const
GetCbuf(ctx, ret, binding, offset, 16, cast, bit_offset);
}
}
-
-u32 TexCoordIndex(IR::Attribute attr) {
- return (static_cast<u32>(attr) - static_cast<u32>(IR::Attribute::FixedFncTexture0S)) / 4;
-}
} // Anonymous namespace
void EmitGetCbufU8(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
- GetCbuf8(ctx, inst, binding, offset, "ftou");
+ const auto cast{ctx.profile.has_gl_cbuf_ftou_bug ? "" : "ftou"};
+ GetCbuf8(ctx, inst, binding, offset, cast);
}
void EmitGetCbufS8(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
- GetCbuf8(ctx, inst, binding, offset, "ftoi");
+ const auto cast{ctx.profile.has_gl_cbuf_ftou_bug ? "int" : "ftoi"};
+ GetCbuf8(ctx, inst, binding, offset, cast);
}
void EmitGetCbufU16(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
- GetCbuf16(ctx, inst, binding, offset, "ftou");
+ const auto cast{ctx.profile.has_gl_cbuf_ftou_bug ? "" : "ftou"};
+ GetCbuf16(ctx, inst, binding, offset, cast);
}
void EmitGetCbufS16(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
- GetCbuf16(ctx, inst, binding, offset, "ftoi");
+ const auto cast{ctx.profile.has_gl_cbuf_ftou_bug ? "int" : "ftoi"};
+ GetCbuf16(ctx, inst, binding, offset, cast);
}
void EmitGetCbufU32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32)};
- GetCbuf(ctx, ret, binding, offset, 32, "ftou");
+ const auto cast{ctx.profile.has_gl_cbuf_ftou_bug ? "" : "ftou"};
+ GetCbuf(ctx, ret, binding, offset, 32, cast);
}
void EmitGetCbufF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
const auto ret{ctx.var_alloc.Define(inst, GlslVarType::F32)};
- GetCbuf(ctx, ret, binding, offset, 32);
+ const auto cast{ctx.profile.has_gl_cbuf_ftou_bug ? "utof" : ""};
+ GetCbuf(ctx, ret, binding, offset, 32, cast);
}
void EmitGetCbufU32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
+ const auto cast{ctx.profile.has_gl_cbuf_ftou_bug ? "" : "ftou"};
if (offset.IsImmediate()) {
static constexpr u32 cbuf_size{0x10000};
const u32 u32_offset{offset.U32()};
@@ -149,26 +152,26 @@ void EmitGetCbufU32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding
return;
}
if (u32_offset % 2 == 0) {
- ctx.AddU32x2("{}=ftou({}[{}].{}{});", inst, cbuf, u32_offset / 16,
+ ctx.AddU32x2("{}={}({}[{}].{}{});", inst, cast, cbuf, u32_offset / 16,
OffsetSwizzle(u32_offset), OffsetSwizzle(u32_offset + 4));
} else {
- ctx.AddU32x2("{}=uvec2(ftou({}[{}].{}),ftou({}[{}].{}));", inst, cbuf, u32_offset / 16,
- OffsetSwizzle(u32_offset), cbuf, (u32_offset + 4) / 16,
- OffsetSwizzle(u32_offset + 4));
+ ctx.AddU32x2("{}=uvec2({}({}[{}].{}),{}({}[{}].{}));", inst, cast, cbuf,
+ u32_offset / 16, OffsetSwizzle(u32_offset), cast, cbuf,
+ (u32_offset + 4) / 16, OffsetSwizzle(u32_offset + 4));
}
return;
}
const auto offset_var{ctx.var_alloc.Consume(offset)};
if (!ctx.profile.has_gl_component_indexing_bug) {
- ctx.AddU32x2("{}=uvec2(ftou({}[{}>>4][({}>>2)%4]),ftou({}[({}+4)>>4][(({}+4)>>2)%4]));",
- inst, cbuf, offset_var, offset_var, cbuf, offset_var, offset_var);
+ ctx.AddU32x2("{}=uvec2({}({}[{}>>4][({}>>2)%4]),{}({}[({}+4)>>4][(({}+4)>>2)%4]));", inst,
+ cast, cbuf, offset_var, offset_var, cast, cbuf, offset_var, offset_var);
return;
}
const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32x2)};
const auto cbuf_offset{fmt::format("{}>>2", offset_var)};
for (u32 swizzle = 0; swizzle < 4; ++swizzle) {
- ctx.Add("if(({}&3)=={}){}=uvec2(ftou({}[{}>>4].{}),ftou({}[({}+4)>>4].{}));", cbuf_offset,
- swizzle, ret, cbuf, offset_var, "xyzw"[swizzle], cbuf, offset_var,
+ ctx.Add("if(({}&3)=={}){}=uvec2({}({}[{}>>4].{}),{}({}[({}+4)>>4].{}));", cbuf_offset,
+ swizzle, ret, cast, cbuf, offset_var, "xyzw"[swizzle], cast, cbuf, offset_var,
"xyzw"[(swizzle + 1) % 4]);
}
}
@@ -190,18 +193,6 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
ctx.AddF32("{}=in_attr{}{}.{};", inst, index, InputVertexIndex(ctx, vertex), swizzle);
return;
}
- // GLSL only exposes 8 legacy texcoords
- if (attr >= IR::Attribute::FixedFncTexture8S && attr <= IR::Attribute::FixedFncTexture9Q) {
- LOG_WARNING(Shader_GLSL, "GLSL does not allow access to gl_TexCoord[{}]",
- TexCoordIndex(attr));
- ctx.AddF32("{}=0.f;", inst);
- return;
- }
- if (attr >= IR::Attribute::FixedFncTexture0S && attr <= IR::Attribute::FixedFncTexture7Q) {
- const u32 index{TexCoordIndex(attr)};
- ctx.AddF32("{}=gl_TexCoord[{}].{};", inst, index, swizzle);
- return;
- }
switch (attr) {
case IR::Attribute::PrimitiveId:
ctx.AddF32("{}=itof(gl_PrimitiveID);", inst);
@@ -215,16 +206,6 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
ctx.AddF32("{}={}{}.{};", inst, input_decorator, ctx.position_name, swizzle);
break;
}
- case IR::Attribute::ColorFrontDiffuseR:
- case IR::Attribute::ColorFrontDiffuseG:
- case IR::Attribute::ColorFrontDiffuseB:
- case IR::Attribute::ColorFrontDiffuseA:
- if (ctx.stage == Stage::Fragment) {
- ctx.AddF32("{}=gl_Color.{};", inst, swizzle);
- } else {
- ctx.AddF32("{}=gl_FrontColor.{};", inst, swizzle);
- }
- break;
case IR::Attribute::PointSpriteS:
case IR::Attribute::PointSpriteT:
ctx.AddF32("{}=gl_PointCoord.{};", inst, swizzle);
@@ -247,6 +228,22 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
}
}
+void EmitGetAttributeU32(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr, std::string_view) {
+ switch (attr) {
+ case IR::Attribute::PrimitiveId:
+ ctx.AddU32("{}=uint(gl_PrimitiveID);", inst);
+ break;
+ case IR::Attribute::InstanceId:
+ ctx.AddU32("{}=uint(gl_InstanceID);", inst);
+ break;
+ case IR::Attribute::VertexId:
+ ctx.AddU32("{}=uint(gl_VertexID);", inst);
+ break;
+ default:
+ throw NotImplementedException("Get U32 attribute {}", attr);
+ }
+}
+
void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, std::string_view value,
[[maybe_unused]] std::string_view vertex) {
if (IR::IsGeneric(attr)) {
@@ -264,17 +261,6 @@ void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, std::string_view val
}
const u32 element{static_cast<u32>(attr) % 4};
const char swizzle{"xyzw"[element]};
- // GLSL only exposes 8 legacy texcoords
- if (attr >= IR::Attribute::FixedFncTexture8S && attr <= IR::Attribute::FixedFncTexture9Q) {
- LOG_WARNING(Shader_GLSL, "GLSL does not allow access to gl_TexCoord[{}]",
- TexCoordIndex(attr));
- return;
- }
- if (attr >= IR::Attribute::FixedFncTexture0S && attr <= IR::Attribute::FixedFncTexture7Q) {
- const u32 index{TexCoordIndex(attr)};
- ctx.Add("gl_TexCoord[{}].{}={};", index, swizzle, value);
- return;
- }
switch (attr) {
case IR::Attribute::Layer:
if (ctx.stage != Stage::Geometry &&
@@ -312,33 +298,6 @@ void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, std::string_view val
case IR::Attribute::PositionW:
ctx.Add("gl_Position.{}={};", swizzle, value);
break;
- case IR::Attribute::ColorFrontDiffuseR:
- case IR::Attribute::ColorFrontDiffuseG:
- case IR::Attribute::ColorFrontDiffuseB:
- case IR::Attribute::ColorFrontDiffuseA:
- ctx.Add("gl_FrontColor.{}={};", swizzle, value);
- break;
- case IR::Attribute::ColorFrontSpecularR:
- case IR::Attribute::ColorFrontSpecularG:
- case IR::Attribute::ColorFrontSpecularB:
- case IR::Attribute::ColorFrontSpecularA:
- ctx.Add("gl_FrontSecondaryColor.{}={};", swizzle, value);
- break;
- case IR::Attribute::ColorBackDiffuseR:
- case IR::Attribute::ColorBackDiffuseG:
- case IR::Attribute::ColorBackDiffuseB:
- case IR::Attribute::ColorBackDiffuseA:
- ctx.Add("gl_BackColor.{}={};", swizzle, value);
- break;
- case IR::Attribute::ColorBackSpecularR:
- case IR::Attribute::ColorBackSpecularG:
- case IR::Attribute::ColorBackSpecularB:
- case IR::Attribute::ColorBackSpecularA:
- ctx.Add("gl_BackSecondaryColor.{}={};", swizzle, value);
- break;
- case IR::Attribute::FogCoordinate:
- ctx.Add("gl_FogFragCoord={};", value);
- break;
case IR::Attribute::ClipDistance0:
case IR::Attribute::ClipDistance1:
case IR::Attribute::ClipDistance2:
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-31 02:33:34 +0200