diff options
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.cpp | 115 |
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: |