diff options
Diffstat (limited to 'src/Ryujinx.Graphics.Shader/CodeGen/Spirv/Instructions.cs')
| -rw-r--r-- | src/Ryujinx.Graphics.Shader/CodeGen/Spirv/Instructions.cs | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/src/Ryujinx.Graphics.Shader/CodeGen/Spirv/Instructions.cs b/src/Ryujinx.Graphics.Shader/CodeGen/Spirv/Instructions.cs index 719ccf0c..771723c2 100644 --- a/src/Ryujinx.Graphics.Shader/CodeGen/Spirv/Instructions.cs +++ b/src/Ryujinx.Graphics.Shader/CodeGen/Spirv/Instructions.cs @@ -134,7 +134,8 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Spirv Add(Instruction.Subtract, GenerateSubtract); Add(Instruction.SwizzleAdd, GenerateSwizzleAdd); Add(Instruction.TextureSample, GenerateTextureSample); - Add(Instruction.TextureSize, GenerateTextureSize); + Add(Instruction.TextureQuerySamples, GenerateTextureQuerySamples); + Add(Instruction.TextureQuerySize, GenerateTextureQuerySize); Add(Instruction.Truncate, GenerateTruncate); Add(Instruction.UnpackDouble2x32, GenerateUnpackDouble2x32); Add(Instruction.UnpackHalf2x16, GenerateUnpackHalf2x16); @@ -1492,7 +1493,36 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Spirv return new OperationResult(swizzledResultType, result); } - private static OperationResult GenerateTextureSize(CodeGenContext context, AstOperation operation) + private static OperationResult GenerateTextureQuerySamples(CodeGenContext context, AstOperation operation) + { + AstTextureOperation texOp = (AstTextureOperation)operation; + + bool isBindless = (texOp.Flags & TextureFlags.Bindless) != 0; + + // TODO: Bindless texture support. For now we just return 0. + if (isBindless) + { + return new OperationResult(AggregateType.S32, context.Constant(context.TypeS32(), 0)); + } + + bool isIndexed = (texOp.Type & SamplerType.Indexed) != 0; + + if (isIndexed) + { + context.GetS32(texOp.GetSource(0)); + } + + (var imageType, var sampledImageType, var sampledImageVariable) = context.Samplers[texOp.Binding]; + + var image = context.Load(sampledImageType, sampledImageVariable); + image = context.Image(imageType, image); + + SpvInstruction result = context.ImageQuerySamples(context.TypeS32(), image); + + return new OperationResult(AggregateType.S32, result); + } + + private static OperationResult GenerateTextureQuerySize(CodeGenContext context, AstOperation operation) { AstTextureOperation texOp = (AstTextureOperation)operation; |