From 613b48c4a2ce71a0d0eaba17fe164f4a2e4a3db5 Mon Sep 17 00:00:00 2001 From: FernandoS27 Date: Sun, 28 Mar 2021 19:47:52 +0200 Subject: shader,spirv: Implement ImageQueryLod. --- src/shader_recompiler/backend/spirv/emit_spirv_image.cpp | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'src/shader_recompiler/backend/spirv/emit_spirv_image.cpp') diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp index 310cc7af7..2cd6b38c4 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp +++ b/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp @@ -161,6 +161,10 @@ Id EmitBindlessImageQueryDimensions(EmitContext&) { throw LogicError("Unreachable instruction"); } +Id EmitBindlessImageQueryLod(EmitContext&) { + throw LogicError("Unreachable instruction"); +} + Id EmitBoundImageSampleImplicitLod(EmitContext&) { throw LogicError("Unreachable instruction"); } @@ -193,6 +197,10 @@ Id EmitBoundImageQueryDimensions(EmitContext&) { throw LogicError("Unreachable instruction"); } +Id EmitBoundImageQueryLod(EmitContext&) { + throw LogicError("Unreachable instruction"); +} + Id EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id bias_lc, Id offset) { const auto info{inst->Flags()}; @@ -287,4 +295,11 @@ Id EmitImageQueryDimensions(EmitContext& ctx, IR::Inst* inst, const IR::Value& i throw LogicError("Unspecified image type {}", info.type.Value()); } +Id EmitImageQueryLod(EmitContext& ctx, IR::Inst*, const IR::Value& index, Id coords) { + const Id zero{ctx.f32_zero_value}; + const Id image{TextureImage(ctx, index)}; + return ctx.OpCompositeConstruct(ctx.F32[4], ctx.OpImageQueryLod(ctx.F32[2], image, coords), + zero, zero); +} + } // namespace Shader::Backend::SPIRV -- cgit v1.2.3