diff options
| author | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-06-02 20:37:24 -0400 |
|---|---|---|
| committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-22 21:51:37 -0400 |
| commit | af9696059cc24e07fba2920814725e56c3c61df0 (patch) | |
| tree | 10e890e28242cefe7e45ee331fa767e1ff3436cb /src/shader_recompiler/backend/glsl/emit_glsl_image.cpp | |
| parent | 6577a63d368afa57d5f29df40e524af30eaabffa (diff) | |
glsl: Implement Images
Diffstat (limited to 'src/shader_recompiler/backend/glsl/emit_glsl_image.cpp')
| -rw-r--r-- | src/shader_recompiler/backend/glsl/emit_glsl_image.cpp | 33 |
1 files changed, 28 insertions, 5 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_image.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_image.cpp index c62451e239..8c54f0fb34 100644 --- a/src/shader_recompiler/backend/glsl/emit_glsl_image.cpp +++ b/src/shader_recompiler/backend/glsl/emit_glsl_image.cpp @@ -14,15 +14,25 @@ namespace { std::string Texture(EmitContext& ctx, const IR::TextureInstInfo& info, [[maybe_unused]] const IR::Value& index) { if (info.type == TextureType::Buffer) { - throw NotImplementedException("TextureType::Buffer"); + return fmt::format("tex{}", ctx.texture_buffer_bindings.at(info.descriptor_index)); } else { return fmt::format("tex{}", ctx.texture_bindings.at(info.descriptor_index)); } } +std::string Image(EmitContext& ctx, const IR::TextureInstInfo& info, + [[maybe_unused]] const IR::Value& index) { + if (info.type == TextureType::Buffer) { + return fmt::format("img{}", ctx.image_buffer_bindings.at(info.descriptor_index)); + } else { + return fmt::format("img{}", ctx.image_bindings.at(info.descriptor_index)); + } +} + std::string CastToIntVec(std::string_view value, const IR::TextureInstInfo& info) { switch (info.type) { case TextureType::Color1D: + case TextureType::Buffer: return fmt::format("int({})", value); case TextureType::ColorArray1D: case TextureType::Color2D: @@ -41,6 +51,7 @@ std::string CastToIntVec(std::string_view value, const IR::TextureInstInfo& info std::string TexelFetchCastToInt(std::string_view value, const IR::TextureInstInfo& info) { switch (info.type) { case TextureType::Color1D: + case TextureType::Buffer: return fmt::format("int({})", value); case TextureType::ColorArray1D: case TextureType::Color2D: @@ -349,8 +360,12 @@ void EmitImageFetch([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst ctx.Add("{}=texelFetchOffset({},{},int({}),{});", texel, texture, TexelFetchCastToInt(coords, info), lod, TexelFetchCastToInt(offset, info)); } else { - ctx.Add("{}=texelFetch({},{},int({}));", texel, texture, - TexelFetchCastToInt(coords, info), lod); + if (info.type == TextureType::Buffer) { + ctx.Add("{}=texelFetch({},int({}));", texel, texture, coords); + } else { + ctx.Add("{}=texelFetch({},{},int({}));", texel, texture, + TexelFetchCastToInt(coords, info), lod); + } } return; } @@ -434,14 +449,22 @@ void EmitImageGradient([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::I void EmitImageRead([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst, [[maybe_unused]] const IR::Value& index, [[maybe_unused]] std::string_view coords) { - NotImplemented(); + const auto info{inst.Flags<IR::TextureInstInfo>()}; + const auto sparse_inst{PrepareSparse(inst)}; + if (sparse_inst) { + throw NotImplementedException("EmitImageRead Sparse"); + } + const auto image{Image(ctx, info, index)}; + ctx.AddU32x4("{}=uvec4(imageLoad({},{}));", inst, image, TexelFetchCastToInt(coords, info)); } void EmitImageWrite([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst, [[maybe_unused]] const IR::Value& index, [[maybe_unused]] std::string_view coords, [[maybe_unused]] std::string_view color) { - NotImplemented(); + const auto info{inst.Flags<IR::TextureInstInfo>()}; + const auto image{Image(ctx, info, index)}; + ctx.Add("imageStore({},{},{});", image, TexelFetchCastToInt(coords, info), color); } void EmitBindlessImageSampleImplicitLod(EmitContext&) { |