1 /*
2  * Copyright 2019 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 #ifndef GrShaderUtils_DEFINED
9 #define GrShaderUtils_DEFINED
10 
11 #include "include/core/SkTypes.h"
12 #include "include/gpu/GrContextOptions.h"
13 #include "include/private/SkSLProgramKind.h"
14 #include "include/private/SkSLString.h"
15 
16 namespace GrShaderUtils {
17 
18 SkSL::String PrettyPrint(const SkSL::String& string);
19 
20 void VisitLineByLine(const SkSL::String& text,
21                      const std::function<void(int lineNumber, const char* lineText)>&);
22 
23 // Prints shaders one line at the time. This ensures they don't get truncated by the adb log.
PrintLineByLine(const SkSL::String & text)24 inline void PrintLineByLine(const SkSL::String& text) {
25     VisitLineByLine(text, [](int lineNumber, const char* lineText) {
26         SkDebugf("%4i\t%s\n", lineNumber, lineText);
27     });
28 }
29 
30 // Combines raw shader and error text into an easier-to-read error message with line numbers.
31 SkSL::String BuildShaderErrorMessage(const char* shader, const char* errors);
32 
33 GrContextOptions::ShaderErrorHandler* DefaultShaderErrorHandler();
34 
35 void PrintShaderBanner(SkSL::ProgramKind programKind);
36 
37 }  // namespace GrShaderUtils
38 
39 #endif
40