Ejemplo n.º 1
0
        public static CompiledShaderReader ReadCompiledShader(string path)
        {
            if (File.Exists(path) && (Path.GetExtension(path) == ".cso"))
            {

                byte[] bytes = File.ReadAllBytes(path);
                ShaderReflection reflecter = new ShaderReflection(bytes);

                ShaderBytecode bytecode = new ShaderBytecode(bytes);
                ShaderProfile profile = bytecode.GetVersion();

                ConstantBuffer[] cbuffers = new ConstantBuffer[reflecter.Description.ConstantBuffers];
                for (int i = 0; i < reflecter.Description.ConstantBuffers; i++)
                {
                    cbuffers[i] = reflecter.GetConstantBuffer(i);//this might not work
                }

                ShaderParameterDescription[] paramdescriptions = new ShaderParameterDescription[reflecter.Description.InputParameters];
                for (int i = 0; i < reflecter.Description.InputParameters; i++)
                {
                    paramdescriptions[i] = reflecter.GetInputParameterDescription(i);
                }

                InputBindingDescription[] bindings = new InputBindingDescription[reflecter.Description.BoundResources];
                for (int i = 0; i < reflecter.Description.BoundResources; i++)
                {
                    bindings[i] = reflecter.GetResourceBindingDescription(i);
                }

                ConstantBuffer[] cbuffersCOPY = cbuffers.ToArray();

                return new CompiledShaderReader(path, profile.GetTypePrefix(), cbuffersCOPY, paramdescriptions.ToArray(), bindings.ToArray(), reflecter, bytecode);

            }
            else throw new Exception("Bad path " + path);
        }