Merge pull request #1131 from bunnei/impl-tex3d-texcube

gl_shader_decompiler: Implement TextureCube/Texture3D for TEX/TEXS.

src/video_core/engines/shader_bytecode.h

@@ -477,7 +477,9 @@ union Instruction {
             if (texture_info >= 12 && texture_info <= 13)
                 return TextureType::TextureCube;
 
-            UNIMPLEMENTED();
+            LOG_CRITICAL(HW_GPU, "Unhandled texture_info: {}",
+                         static_cast<u32>(texture_info.Value()));
+            UNREACHABLE();
         }
 
         bool IsArrayTexture() const {
@@ -523,7 +525,9 @@ union Instruction {
                 return TextureType::Texture3D;
             }
 
-            UNIMPLEMENTED();
+            LOG_CRITICAL(HW_GPU, "Unhandled texture_info: {}",
+                         static_cast<u32>(texture_info.Value()));
+            UNREACHABLE();
         }
 
         bool IsArrayTexture() const {

src/video_core/renderer_opengl/gl_shader_decompiler.cpp

@@ -1568,6 +1568,14 @@ private:
                     coord = "vec3 coords = vec3(" + x + ", " + y + ", " + z + ");";
                     break;
                 }
+                case Tegra::Shader::TextureType::TextureCube: {
+                    std::string x = regs.GetRegisterAsFloat(instr.gpr8);
+                    std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
+                    std::string z = regs.GetRegisterAsFloat(instr.gpr8.Value() + 2);
+                    ASSERT(instr.gpr20.Value() == Register::ZeroIndex);
+                    coord = "vec3 coords = vec3(" + x + ", " + y + ", " + z + ");";
+                    break;
+                }
                 default:
                     LOG_CRITICAL(HW_GPU, "Unhandled texture type {}",
                                  static_cast<u32>(instr.tex.texture_type.Value()));
@@ -1613,6 +1621,13 @@ private:
                     }
                     break;
                 }
+                case Tegra::Shader::TextureType::Texture3D: {
+                    std::string x = regs.GetRegisterAsFloat(instr.gpr8);
+                    std::string y = regs.GetRegisterAsFloat(instr.gpr20);
+                    std::string z = regs.GetRegisterAsFloat(instr.gpr20.Value() + 1);
+                    coord = "vec3 coords = vec3(" + x + ", " + y + ", " + z + ");";
+                    break;
+                }
                 case Tegra::Shader::TextureType::TextureCube: {
                     std::string x = regs.GetRegisterAsFloat(instr.gpr8);
                     std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);