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 "include/core/SkTypes.h"
9 #include "include/private/SkSLProgramKind.h"
10 #include "src/sksl/SkSLCompiler.h"
11 #include "src/sksl/SkSLProgramSettings.h"
12 #include "src/sksl/SkSLUtil.h"
13 #include "src/sksl/ir/SkSLProgram.h"
14 #include "tests/Test.h"
15
16 #include <memory>
17 #include <string>
18
test(skiatest::Reporter * r,const char * src,SkSL::ProgramKind kind=SkSL::ProgramKind::kFragment)19 static void test(skiatest::Reporter* r,
20 const char* src,
21 SkSL::ProgramKind kind = SkSL::ProgramKind::kFragment) {
22 SkSL::Compiler compiler(SkSL::ShaderCapsFactory::Default());
23 SkSL::ProgramSettings settings;
24 std::unique_ptr<SkSL::Program> program = compiler.convertProgram(kind, std::string(src),
25 settings);
26 if (!program) {
27 SkDebugf("Unexpected error compiling %s\n%s", src, compiler.errorText().c_str());
28 REPORTER_ASSERT(r, program);
29 } else {
30 std::string output;
31 REPORTER_ASSERT(r, compiler.toMetal(*program, &output));
32 REPORTER_ASSERT(r, output != "");
33 //SkDebugf("Metal output:\n\n%s", output.c_str());
34 }
35 }
36
DEF_TEST(SkSLMetalTestbed,r)37 DEF_TEST(SkSLMetalTestbed, r) {
38 // Add in your SkSL here.
39 test(r,
40 R"__SkSL__(
41 void main() {
42 sk_FragColor = half4(0);
43 }
44 )__SkSL__");
45 }
46