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author | FernandoS27 <fsahmkow27@gmail.com> | 2018-09-08 03:09:39 +0200 |
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committer | FernandoS27 <fsahmkow27@gmail.com> | 2018-09-12 18:28:22 +0200 |
commit | a99d9db32faef06c74a1e2fd5fc8715a8f3016e1 (patch) | |
tree | 9fb83a733934972e9d2ec30117c89ca73b529679 /src/video_core/renderer_opengl/gl_shader_decompiler.cpp | |
parent | Merge pull request #1291 from lioncash/default (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index e350113f1..64f3f341a 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -1786,15 +1786,47 @@ private: coord = "vec2 coords = vec2(" + x + ", " + y + ");"; texture_type = Tegra::Shader::TextureType::Texture2D; } + // TODO: make sure coordinates are always indexed to gpr8 and gpr20 is always bias + // or lod. + const std::string op_c = regs.GetRegisterAsFloat(instr.gpr20); const std::string sampler = GetSampler(instr.sampler, texture_type, false); // Add an extra scope and declare the texture coords inside to prevent // overwriting them in case they are used as outputs of the texs instruction. + shader.AddLine("{"); ++shader.scope; shader.AddLine(coord); - const std::string texture = "texture(" + sampler + ", coords)"; + std::string texture; + switch (instr.tex.process_mode) { + case Tegra::Shader::TextureProcessMode::None: { + texture = "texture(" + sampler + ", coords)"; + break; + } + case Tegra::Shader::TextureProcessMode::LZ: { + texture = "textureLod(" + sampler + ", coords, 0.0)"; + break; + } + case Tegra::Shader::TextureProcessMode::LB: + case Tegra::Shader::TextureProcessMode::LBA: { + // TODO: Figure if A suffix changes the equation at all. + texture = "texture(" + sampler + ", coords, " + op_c + ')'; + break; + } + case Tegra::Shader::TextureProcessMode::LL: + case Tegra::Shader::TextureProcessMode::LLA: { + // TODO: Figure if A suffix changes the equation at all. + texture = "textureLod(" + sampler + ", coords, " + op_c + ')'; + break; + } + default: { + texture = "texture(" + sampler + ", coords)"; + LOG_CRITICAL(HW_GPU, "Unhandled texture process mode {}", + static_cast<u32>(instr.tex.process_mode.Value())); + UNREACHABLE(); + } + } size_t dest_elem{}; for (size_t elem = 0; elem < 4; ++elem) { if (!instr.tex.IsComponentEnabled(elem)) { |