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629 lines
24 KiB
629 lines
24 KiB
/*
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* Copyright 2017 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkSLCompiler.h"
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#include "Test.h"
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static void test(skiatest::Reporter* r, const char* src, const GrShaderCaps& caps,
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std::vector<const char*> expectedH, std::vector<const char*> expectedCPP) {
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SkSL::Program::Settings settings;
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settings.fCaps = ∩︀
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SkSL::Compiler compiler;
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SkSL::StringStream output;
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std::unique_ptr<SkSL::Program> program = compiler.convertProgram(
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SkSL::Program::kFragmentProcessor_Kind,
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SkSL::String(src),
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settings);
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if (!program) {
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SkDebugf("Unexpected error compiling %s\n%s", src, compiler.errorText().c_str());
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return;
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}
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REPORTER_ASSERT(r, program);
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bool success = compiler.toH(*program, "Test", output);
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if (!success) {
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SkDebugf("Unexpected error compiling %s\n%s", src, compiler.errorText().c_str());
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}
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REPORTER_ASSERT(r, success);
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if (success) {
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for (const char* expected : expectedH) {
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bool found = strstr(output.str().c_str(), expected);
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if (!found) {
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SkDebugf("HEADER MISMATCH:\nsource:\n%s\n\nexpected:\n'%s'\n\nreceived:\n'%s'", src,
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expected, output.str().c_str());
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}
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REPORTER_ASSERT(r, found);
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}
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}
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output.reset();
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success = compiler.toCPP(*program, "Test", output);
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if (!success) {
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SkDebugf("Unexpected error compiling %s\n%s", src, compiler.errorText().c_str());
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}
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REPORTER_ASSERT(r, success);
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if (success) {
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for (const char* expected : expectedCPP) {
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bool found = strstr(output.str().c_str(), expected);
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if (!found) {
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SkDebugf("CPP MISMATCH:\nsource:\n%s\n\nexpected:\n'%s'\n\nreceived:\n'%s'", src,
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expected, output.str().c_str());
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}
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REPORTER_ASSERT(r, found);
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}
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}
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}
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DEF_TEST(SkSLFPHelloWorld, r) {
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test(r,
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"/* HEADER */"
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"void main() {"
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"sk_OutColor = half4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"/* HEADER */\n"
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"\n"
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"/**************************************************************************************************\n"
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" *** This file was autogenerated from GrTest.fp; do not modify.\n"
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" **************************************************************************************************/\n"
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"#ifndef GrTest_DEFINED\n"
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"#define GrTest_DEFINED\n"
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"#include \"SkTypes.h\"\n"
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"#include \"GrFragmentProcessor.h\"\n"
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"#include \"GrCoordTransform.h\"\n"
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"class GrTest : public GrFragmentProcessor {\n"
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"public:\n"
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" static std::unique_ptr<GrFragmentProcessor> Make() {\n"
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" return std::unique_ptr<GrFragmentProcessor>(new GrTest());\n"
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" }\n"
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" GrTest(const GrTest& src);\n"
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" std::unique_ptr<GrFragmentProcessor> clone() const override;\n"
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" const char* name() const override { return \"Test\"; }\n"
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"private:\n"
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" GrTest()\n"
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" : INHERITED(kGrTest_ClassID, kNone_OptimizationFlags) {\n"
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" }\n"
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" GrGLSLFragmentProcessor* onCreateGLSLInstance() const override;\n"
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" void onGetGLSLProcessorKey(const GrShaderCaps&,GrProcessorKeyBuilder*) "
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"const override;\n"
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" bool onIsEqual(const GrFragmentProcessor&) const override;\n"
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" GR_DECLARE_FRAGMENT_PROCESSOR_TEST\n"
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" typedef GrFragmentProcessor INHERITED;\n"
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"};\n"
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"#endif\n"
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},
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{
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"/* HEADER */\n"
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"\n"
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"/**************************************************************************************************\n"
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" *** This file was autogenerated from GrTest.fp; do not modify.\n"
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" **************************************************************************************************/\n"
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"#include \"GrTest.h\"\n"
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"#include \"glsl/GrGLSLFragmentProcessor.h\"\n"
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"#include \"glsl/GrGLSLFragmentShaderBuilder.h\"\n"
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"#include \"glsl/GrGLSLProgramBuilder.h\"\n"
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"#include \"GrTexture.h\"\n"
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"#include \"SkSLCPP.h\"\n"
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"#include \"SkSLUtil.h\"\n"
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"class GrGLSLTest : public GrGLSLFragmentProcessor {\n"
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"public:\n"
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" GrGLSLTest() {}\n"
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" void emitCode(EmitArgs& args) override {\n"
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" GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;\n"
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" const GrTest& _outer = args.fFp.cast<GrTest>();\n"
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" (void) _outer;\n"
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" fragBuilder->codeAppendf(\"%s = half4(1.0);\\n\", args.fOutputColor);\n"
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" }\n"
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"private:\n"
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" void onSetData(const GrGLSLProgramDataManager& pdman, "
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"const GrFragmentProcessor& _proc) override {\n"
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" }\n"
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"};\n"
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"GrGLSLFragmentProcessor* GrTest::onCreateGLSLInstance() const {\n"
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" return new GrGLSLTest();\n"
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"}\n"
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"void GrTest::onGetGLSLProcessorKey(const GrShaderCaps& caps, "
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"GrProcessorKeyBuilder* b) const {\n"
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"}\n"
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"bool GrTest::onIsEqual(const GrFragmentProcessor& other) const {\n"
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" const GrTest& that = other.cast<GrTest>();\n"
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" (void) that;\n"
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" return true;\n"
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"}\n"
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"GrTest::GrTest(const GrTest& src)\n"
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": INHERITED(kGrTest_ClassID, src.optimizationFlags()) {\n"
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"}\n"
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"std::unique_ptr<GrFragmentProcessor> GrTest::clone() const {\n"
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" return std::unique_ptr<GrFragmentProcessor>(new GrTest(*this));\n"
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"}\n"
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});
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}
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DEF_TEST(SkSLFPInput, r) {
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test(r,
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"in half2 point;"
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"void main() {"
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"sk_OutColor = half4(point, point);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"const SkPoint& point() const { return fPoint; }",
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"static std::unique_ptr<GrFragmentProcessor> Make(SkPoint point) {",
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"return std::unique_ptr<GrFragmentProcessor>(new GrTest(point));",
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"GrTest(SkPoint point)",
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", fPoint(point)"
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},
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{
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"fragBuilder->codeAppendf(\"%s = half4(half2(%f, %f), half2(%f, %f));\\n\", "
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"args.fOutputColor, _outer.point().fX, _outer.point().fY, "
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"_outer.point().fX, _outer.point().fY);",
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"if (fPoint != that.fPoint) return false;"
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});
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}
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DEF_TEST(SkSLFPUniform, r) {
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test(r,
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"uniform half4 color;"
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"void main() {"
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"sk_OutColor = color;"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"static std::unique_ptr<GrFragmentProcessor> Make()"
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},
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{
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"fColorVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag, kHalf4_GrSLType, "
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"kDefault_GrSLPrecision, \"color\");",
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});
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}
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// SkSLFPInUniform tests the simplest plumbing case, default type, no tracking
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// with a setUniform template that supports inlining the value call with no
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// local variable.
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DEF_TEST(SkSLFPInUniform, r) {
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test(r,
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"in uniform half4 color;"
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"void main() {"
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"sk_OutColor = color;"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"static std::unique_ptr<GrFragmentProcessor> Make(SkRect color) {",
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},
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{
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"fColorVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag, kHalf4_GrSLType, "
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"kDefault_GrSLPrecision, \"color\");",
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"pdman.set4fv(fColorVar, 1, reinterpret_cast<const float*>(&(_outer.color())));"
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});
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}
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// As above, but tests in uniform's ability to override the default ctype.
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DEF_TEST(SkSLFPInUniformCType, r) {
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test(r,
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"layout(ctype=SkPMColor4f) in uniform half4 color;"
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"void main() {"
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"sk_OutColor = color;"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"static std::unique_ptr<GrFragmentProcessor> Make(SkPMColor4f color) {",
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},
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{
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"fColorVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag, kHalf4_GrSLType, "
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"kDefault_GrSLPrecision, \"color\");",
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"pdman.set4fv(fColorVar, 1, (_outer.color()).vec());"
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});
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}
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// Add state tracking to the default typed SkRect <-> half4 uniform. But since
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// it now has to track state, the value inlining previously done for the
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// setUniform call is removed in favor of a local variable.
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DEF_TEST(SkSLFPTrackedInUniform, r) {
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test(r,
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"layout(tracked) in uniform half4 color;"
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"void main() {"
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"sk_OutColor = color;"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"static std::unique_ptr<GrFragmentProcessor> Make(SkRect color) {",
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},
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{
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"SkRect fColorPrev = SkRect::MakeEmpty();",
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"fColorVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag, kHalf4_GrSLType, "
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"kDefault_GrSLPrecision, \"color\");",
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"const SkRect& colorValue = _outer.color();",
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"if (fColorPrev.isEmpty() || fColorPrev != colorValue) {",
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"fColorPrev = colorValue;",
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"pdman.set4fv(fColorVar, 1, reinterpret_cast<const float*>(&colorValue));"
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});
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}
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// Test the case where the template does not support variable inlining in
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// setUniform (i.e. it references the value multiple times).
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DEF_TEST(SkSLFPNonInlinedInUniform, r) {
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test(r,
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"in uniform half2 point;"
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"void main() {"
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"sk_OutColor = half4(point, point);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"static std::unique_ptr<GrFragmentProcessor> Make(SkPoint point) {",
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},
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{
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"fPointVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag, kHalf2_GrSLType, "
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"kDefault_GrSLPrecision, \"point\");",
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"const SkPoint& pointValue = _outer.point();",
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"pdman.set2f(fPointVar, pointValue.fX, pointValue.fY);"
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});
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}
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// Test handling conditional uniforms (that use when= in layout), combined with
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// state tracking and custom ctypes to really put the code generation through its paces.
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DEF_TEST(SkSLFPConditionalInUniform, r) {
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test(r,
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"in bool test;"
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"layout(ctype=SkPMColor4f, tracked, when=test) in uniform half4 color;"
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"void main() {"
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" if (test) {"
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" sk_OutColor = color;"
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" } else {"
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" sk_OutColor = half4(1);"
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" }"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"static std::unique_ptr<GrFragmentProcessor> Make(bool test, SkPMColor4f color) {",
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},
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{
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"SkPMColor4f fColorPrev = {SK_FloatNaN, SK_FloatNaN, SK_FloatNaN, SK_FloatNaN}",
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"auto test = _outer.test();",
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"if (test) {",
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"fColorVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag, kHalf4_GrSLType, "
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"kDefault_GrSLPrecision, \"color\");",
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"if (fColorVar.isValid()) {",
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"const SkPMColor4f& colorValue = _outer.color();",
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"if (fColorPrev != colorValue) {",
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"fColorPrev = colorValue;",
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"pdman.set4fv(fColorVar, 1, colorValue.vec());"
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});
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}
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DEF_TEST(SkSLFPSections, r) {
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test(r,
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"@header { header section }"
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"void main() {"
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"sk_OutColor = half4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"header section"
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},
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{});
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test(r,
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"@class { class section }"
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"void main() {"
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"sk_OutColor = half4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"class GrTest : public GrFragmentProcessor {\n"
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"public:\n"
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" class section"
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},
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{});
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test(r,
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"@cpp { cpp section }"
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"void main() {"
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"sk_OutColor = half4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{},
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{"cpp section"});
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test(r,
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"@constructorParams { int x, float y, std::vector<float> z }"
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"in float w;"
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"void main() {"
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"sk_OutColor = float4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"Make(float w, int x, float y, std::vector<float> z )",
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"return std::unique_ptr<GrFragmentProcessor>(new GrTest(w, x, y, z));",
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"GrTest(float w, int x, float y, std::vector<float> z )",
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", fW(w) {"
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},
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{});
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test(r,
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"@constructor { constructor section }"
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"void main() {"
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"sk_OutColor = half4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"private:\n constructor section"
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},
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{});
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test(r,
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"@initializers { initializers section }"
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"void main() {"
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"sk_OutColor = half4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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": INHERITED(kGrTest_ClassID, kNone_OptimizationFlags)\n , initializers section"
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},
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{});
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test(r,
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"half x = 10;"
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"@emitCode { fragBuilder->codeAppendf(\"half y = %d\\n\", x * 2); }"
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"void main() {"
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"sk_OutColor = half4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{},
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{
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"x = 10.0;\n"
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" fragBuilder->codeAppendf(\"half y = %d\\n\", x * 2);"
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});
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test(r,
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"@fields { fields section }"
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"@clone { }"
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"void main() {"
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"sk_OutColor = half4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"GR_DECLARE_FRAGMENT_PROCESSOR_TEST\n"
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" fields section typedef GrFragmentProcessor INHERITED;"
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},
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{});
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test(r,
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"@make { make section }"
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"void main() {"
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"sk_OutColor = half4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"public:\n"
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" make section"
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},
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{});
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test(r,
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"uniform half calculated;"
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"in half provided;"
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"@setData(varName) { varName.set1f(calculated, provided * 2); }"
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"void main() {"
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"sk_OutColor = half4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{},
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{
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"void onSetData(const GrGLSLProgramDataManager& varName, "
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"const GrFragmentProcessor& _proc) override {\n",
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"UniformHandle& calculated = fCalculatedVar;",
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"auto provided = _outer.provided();",
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"varName.set1f(calculated, provided * 2);"
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});
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test(r,
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"@test(testDataName) { testDataName section }"
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"void main() {"
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"sk_OutColor = half4(1);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{},
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{
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"#if GR_TEST_UTILS\n"
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"std::unique_ptr<GrFragmentProcessor> GrTest::TestCreate(GrProcessorTestData* testDataName) {\n"
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" testDataName section }\n"
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"#endif"
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});
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}
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DEF_TEST(SkSLFPTransformedCoords, r) {
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test(r,
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"void main() {"
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"sk_OutColor = half4(sk_TransformedCoords2D[0], sk_TransformedCoords2D[0]);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{},
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{
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"SkString sk_TransformedCoords2D_0 = "
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"fragBuilder->ensureCoords2D(args.fTransformedCoords[0]);",
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"fragBuilder->codeAppendf(\"%s = half4(%s, %s);\\n\", args.fOutputColor, "
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"sk_TransformedCoords2D_0.c_str(), sk_TransformedCoords2D_0.c_str());"
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});
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}
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DEF_TEST(SkSLFPLayoutWhen, r) {
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test(r,
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"layout(when=someExpression(someOtherExpression())) uniform half sometimes;"
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"void main() {"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{},
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{
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"if (someExpression(someOtherExpression())) {\n"
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" fSometimesVar = args.fUniformHandler->addUniform"
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});
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}
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DEF_TEST(SkSLFPChildProcessors, r) {
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test(r,
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"in fragmentProcessor child1;"
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"in fragmentProcessor child2;"
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"void main() {"
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" sk_OutColor = process(child1) * process(child2);"
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"}",
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*SkSL::ShaderCapsFactory::Default(),
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{
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"this->registerChildProcessor(std::move(child1));",
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"this->registerChildProcessor(std::move(child2));"
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},
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{
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"SkString _child0(\"_child0\");",
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"this->emitChild(0, &_child0, args);",
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"SkString _child1(\"_child1\");",
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"this->emitChild(1, &_child1, args);",
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"this->registerChildProcessor(src.childProcessor(0).clone());",
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"this->registerChildProcessor(src.childProcessor(1).clone());"
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});
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}
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DEF_TEST(SkSLFPChildProcessorsWithInput, r) {
|
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test(r,
|
|
"in fragmentProcessor child1;"
|
|
"in fragmentProcessor child2;"
|
|
"void main() {"
|
|
" half4 childIn = sk_InColor;"
|
|
" half4 childOut1 = process(child1, childIn);"
|
|
" half4 childOut2 = process(child2, childOut1);"
|
|
" sk_OutColor = childOut2;"
|
|
"}",
|
|
*SkSL::ShaderCapsFactory::Default(),
|
|
{
|
|
"this->registerChildProcessor(std::move(child1));",
|
|
"this->registerChildProcessor(std::move(child2));"
|
|
},
|
|
{
|
|
"SkString _input0(\"childIn\");",
|
|
"SkString _child0(\"_child0\");",
|
|
"this->emitChild(0, _input0.c_str(), &_child0, args);",
|
|
"SkString _input1(\"childOut1\");",
|
|
"SkString _child1(\"_child1\");",
|
|
"this->emitChild(1, _input1.c_str(), &_child1, args);",
|
|
"this->registerChildProcessor(src.childProcessor(0).clone());",
|
|
"this->registerChildProcessor(src.childProcessor(1).clone());"
|
|
});
|
|
}
|
|
|
|
DEF_TEST(SkSLFPChildProcessorWithInputExpression, r) {
|
|
test(r,
|
|
"in fragmentProcessor child;"
|
|
"void main() {"
|
|
" sk_OutColor = process(child, sk_InColor * half4(0.5));"
|
|
"}",
|
|
*SkSL::ShaderCapsFactory::Default(),
|
|
{
|
|
"this->registerChildProcessor(std::move(child));",
|
|
},
|
|
{
|
|
"SkString _input0 = SkStringPrintf(\"%s * half4(0.5)\", args.fInputColor);",
|
|
"SkString _child0(\"_child0\");",
|
|
"this->emitChild(0, _input0.c_str(), &_child0, args);",
|
|
"this->registerChildProcessor(src.childProcessor(0).clone());",
|
|
});
|
|
}
|
|
|
|
DEF_TEST(SkSLFPNestedChildProcessors, r) {
|
|
test(r,
|
|
"in fragmentProcessor child1;"
|
|
"in fragmentProcessor child2;"
|
|
"void main() {"
|
|
" sk_OutColor = process(child2, sk_InColor * process(child1, sk_InColor * half4(0.5)));"
|
|
"}",
|
|
*SkSL::ShaderCapsFactory::Default(),
|
|
{
|
|
"this->registerChildProcessor(std::move(child1));",
|
|
"this->registerChildProcessor(std::move(child2));"
|
|
},
|
|
{
|
|
"SkString _input0 = SkStringPrintf(\"%s * half4(0.5)\", args.fInputColor);",
|
|
"SkString _child0(\"_child0\");",
|
|
"this->emitChild(0, _input0.c_str(), &_child0, args);",
|
|
"SkString _input1 = SkStringPrintf(\"%s * %s\", args.fInputColor, _child0.c_str());",
|
|
"SkString _child1(\"_child1\");",
|
|
"this->emitChild(1, _input1.c_str(), &_child1, args);",
|
|
"this->registerChildProcessor(src.childProcessor(0).clone());",
|
|
"this->registerChildProcessor(src.childProcessor(1).clone());"
|
|
});
|
|
}
|
|
|
|
DEF_TEST(SkSLFPChildFPAndGlobal, r) {
|
|
test(r,
|
|
"in fragmentProcessor child;"
|
|
"bool hasCap = sk_Caps.externalTextureSupport;"
|
|
"void main() {"
|
|
" if (hasCap) {"
|
|
" sk_OutColor = process(child, sk_InColor);"
|
|
" } else {"
|
|
" sk_OutColor = half4(1);"
|
|
" }"
|
|
"}",
|
|
*SkSL::ShaderCapsFactory::Default(),
|
|
{
|
|
"this->registerChildProcessor(std::move(child));"
|
|
},
|
|
{
|
|
"hasCap = sk_Caps.externalTextureSupport;",
|
|
"fragBuilder->codeAppendf(\"bool hasCap = %s;\\nif (hasCap) {\", "
|
|
"(hasCap ? \"true\" : \"false\"));",
|
|
"SkString _input0 = SkStringPrintf(\"%s\", args.fInputColor);",
|
|
"SkString _child0(\"_child0\");",
|
|
"this->emitChild(0, _input0.c_str(), &_child0, args);",
|
|
"fragBuilder->codeAppendf(\"\\n %s = %s;\\n} else {\\n %s = half4(1.0);\\n}"
|
|
"\\n\", args.fOutputColor, _child0.c_str(), args.fOutputColor);",
|
|
"this->registerChildProcessor(src.childProcessor(0).clone());"
|
|
});
|
|
}
|
|
|
|
DEF_TEST(SkSLFPChildProcessorInlineFieldAccess, r) {
|
|
test(r,
|
|
"in fragmentProcessor child;"
|
|
"void main() {"
|
|
" if (child.preservesOpaqueInput) {"
|
|
" sk_OutColor = process(child, sk_InColor);"
|
|
" } else {"
|
|
" sk_OutColor = half4(1);"
|
|
" }"
|
|
"}",
|
|
*SkSL::ShaderCapsFactory::Default(),
|
|
{
|
|
"this->registerChildProcessor(std::move(child));"
|
|
},
|
|
{
|
|
"fragBuilder->codeAppendf(\"if (%s) {\", "
|
|
"(_outer.childProcessor(0).preservesOpaqueInput() ? \"true\" : \"false\"));",
|
|
"SkString _input0 = SkStringPrintf(\"%s\", args.fInputColor);",
|
|
"SkString _child0(\"_child0\");",
|
|
"this->emitChild(0, _input0.c_str(), &_child0, args);",
|
|
"fragBuilder->codeAppendf(\"\\n %s = %s;\\n} else {\\n %s = half4(1.0);\\n}\\n\""
|
|
", args.fOutputColor, _child0.c_str(), args.fOutputColor);",
|
|
"this->registerChildProcessor(src.childProcessor(0).clone());"
|
|
});
|
|
}
|
|
|
|
DEF_TEST(SkSLFPChildProcessorFieldAccess, r) {
|
|
test(r,
|
|
"in fragmentProcessor child;"
|
|
"bool opaque = child.preservesOpaqueInput;"
|
|
"void main() {"
|
|
" if (opaque) {"
|
|
" sk_OutColor = process(child);"
|
|
" } else {"
|
|
" sk_OutColor = half4(0.5);"
|
|
" }"
|
|
"}",
|
|
*SkSL::ShaderCapsFactory::Default(),
|
|
{
|
|
"this->registerChildProcessor(std::move(child));"
|
|
},
|
|
{
|
|
"opaque = _outer.childProcessor(0).preservesOpaqueInput();",
|
|
"fragBuilder->codeAppendf(\"bool opaque = %s;\\nif (opaque) {\", "
|
|
"(opaque ? \"true\" : \"false\"));",
|
|
"SkString _child0(\"_child0\");",
|
|
"this->emitChild(0, &_child0, args);",
|
|
"fragBuilder->codeAppendf(\"\\n %s = %s;\\n} else {\\n %s = half4(0.5);\\n}\\n\""
|
|
", args.fOutputColor, _child0.c_str(), args.fOutputColor);",
|
|
"this->registerChildProcessor(src.childProcessor(0).clone());"
|
|
});
|
|
}
|