From 1d6559fbd3882a2c0331fa673e7acbededbc2932 Mon Sep 17 00:00:00 2001 From: FernandoS27 Date: Sat, 13 Oct 2018 18:10:43 -0400 Subject: Implement Arrays on Tex Instruction --- .../renderer_opengl/gl_shader_decompiler.cpp | 69 +++++++++++++++++----- 1 file changed, 55 insertions(+), 14 deletions(-) (limited to 'src') diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index 8dfb49507..60c99c126 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -2038,9 +2038,9 @@ private: break; } case OpCode::Id::TEX: { - ASSERT_MSG(instr.tex.array == 0, "TEX arrays unimplemented"); Tegra::Shader::TextureType texture_type{instr.tex.texture_type}; std::string coord; + const bool is_array = instr.tex.array != 0; ASSERT_MSG(!instr.tex.UsesMiscMode(Tegra::Shader::TextureMiscMode::NODEP), "NODEP is not implemented"); @@ -2055,21 +2055,59 @@ private: switch (num_coordinates) { case 1: { - const std::string x = regs.GetRegisterAsFloat(instr.gpr8); - coord = "float coords = " + x + ';'; + if (is_array) { + const std::string index = regs.GetRegisterAsInteger(instr.gpr8); + const std::string x = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1); + coord = "vec2 coords = vec2(" + x + ", " + index + ");"; + } else { + const std::string x = regs.GetRegisterAsFloat(instr.gpr8); + coord = "float coords = " + x + ';'; + } break; } case 2: { - const std::string x = regs.GetRegisterAsFloat(instr.gpr8); - const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1); - coord = "vec2 coords = vec2(" + x + ", " + y + ");"; + if (is_array) { + const std::string index = regs.GetRegisterAsInteger(instr.gpr8); + const std::string x = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1); + const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 2); + coord = "vec3 coords = vec3(" + x + ", " + y + ", " + index + ");"; + } else { + const std::string x = regs.GetRegisterAsFloat(instr.gpr8); + const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1); + coord = "vec2 coords = vec2(" + x + ", " + y + ");"; + } break; } case 3: { - const std::string x = regs.GetRegisterAsFloat(instr.gpr8); - const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1); - const std::string z = regs.GetRegisterAsFloat(instr.gpr20); - coord = "vec3 coords = vec3(" + x + ", " + y + ", " + z + ");"; + if (depth_compare) { + if (is_array) { + const std::string index = regs.GetRegisterAsInteger(instr.gpr8); + const std::string x = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1); + const std::string y = regs.GetRegisterAsFloat(instr.gpr20); + const std::string z = regs.GetRegisterAsFloat(instr.gpr20.Value() + 1); + coord = "vec4 coords = vec4(" + x + ", " + y + ", " + z + ", " + index + + ");"; + } else { + const std::string x = regs.GetRegisterAsFloat(instr.gpr8); + const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1); + const std::string z = regs.GetRegisterAsFloat(instr.gpr20); + coord = "vec3 coords = vec3(" + x + ", " + y + ", " + z + ");"; + } + } else { + if (is_array) { + const std::string index = regs.GetRegisterAsInteger(instr.gpr8); + const std::string x = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1); + const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 2); + const std::string z = regs.GetRegisterAsFloat(instr.gpr8.Value() + 3); + coord = "vec4 coords = vec4(" + x + ", " + y + ", " + z + ", " + index + + ");"; + } else { + const std::string x = regs.GetRegisterAsFloat(instr.gpr8); + const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1); + const std::string z = regs.GetRegisterAsFloat(instr.gpr8.Value() + 2); + coord = "vec3 coords = vec3(" + x + ", " + y + ", " + z + ");"; + } + } break; } default: @@ -2088,7 +2126,7 @@ private: std::string op_c; const std::string sampler = - GetSampler(instr.sampler, texture_type, false, depth_compare); + GetSampler(instr.sampler, texture_type, is_array, depth_compare); // 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. @@ -2108,10 +2146,13 @@ private: } case Tegra::Shader::TextureProcessMode::LB: case Tegra::Shader::TextureProcessMode::LBA: { - if (num_coordinates <= 2) { - op_c = regs.GetRegisterAsFloat(instr.gpr20); + if (depth_compare) { + if (is_array) + op_c = regs.GetRegisterAsFloat(instr.gpr20.Value() + 2); + else + op_c = regs.GetRegisterAsFloat(instr.gpr20.Value() + 1); } else { - op_c = regs.GetRegisterAsFloat(instr.gpr20.Value() + 1); + op_c = regs.GetRegisterAsFloat(instr.gpr20); } // TODO: Figure if A suffix changes the equation at all. texture = "texture(" + sampler + ", coords, " + op_c + ')'; -- cgit v1.2.3