| 1 | /* | 
| 2 |  * Copyright 2020 Google LLC | 
| 3 |  * | 
| 4 |  * Use of this source code is governed by a BSD-style license that can be | 
| 5 |  * found in the LICENSE file. | 
| 6 |  */ | 
| 7 |  | 
| 8 | #include "src/sksl/SkSLSPIRVtoHLSL.h" | 
| 9 |  | 
| 10 | #if defined(SK_DIRECT3D) | 
| 11 |  | 
| 12 | #include "third_party/externals/spirv-cross/spirv_hlsl.hpp" | 
| 13 |  | 
| 14 | /* | 
| 15 |  * This translation unit serves as a bridge between Skia/SkSL and SPIRV-Cross. | 
| 16 |  * Each library is built with a separate copy of spirv.h (or spirv.hpp), so we | 
| 17 |  * avoid conflicts by never including both in the same cpp. | 
| 18 |  */ | 
| 19 |  | 
| 20 | namespace SkSL { | 
| 21 |  | 
| 22 | bool SPIRVtoHLSL(const String& spirv, String* hlsl) { | 
| 23 |     spirv_cross::CompilerHLSL hlslCompiler((const uint32_t*)spirv.c_str(), | 
| 24 |                                            spirv.size() / sizeof(uint32_t)); | 
| 25 |     hlsl->assign(hlslCompiler.compile()); | 
| 26 |     return true; | 
| 27 | } | 
| 28 |  | 
| 29 | } | 
| 30 |  | 
| 31 | #else | 
| 32 |  | 
| 33 | namespace SkSL { bool SPIRVtoHLSL(const String&, String*) { return false; } } | 
| 34 |  | 
| 35 | #endif | 
| 36 |  |