FuzzSKSL2Pipeline.cpp File Reference

#include "src/sksl/SkSLCompiler.h"
#include "src/sksl/SkSLProgramKind.h"
#include "src/sksl/SkSLProgramSettings.h"
#include "src/sksl/codegen/SkSLPipelineStageCodeGenerator.h"
#include "src/sksl/ir/SkSLProgram.h"
#include "src/sksl/ir/SkSLVarDeclarations.h"
#include "src/sksl/ir/SkSLVariable.h"
#include "fuzz/Fuzz.h"

Go to the source code of this file.

Functions
bool	FuzzSKSL2Pipeline (const uint8_t *data, size_t size)

Function Documentation

FuzzSKSL2Pipeline()

bool FuzzSKSL2Pipeline	(	const uint8_t *	data,
		size_t	size
	)

Definition at line 18 of file FuzzSKSL2Pipeline.cpp.

                                                         {
    SkSL::Compiler compiler;
    SkSL::ProgramSettings settings;
    std::unique_ptr<SkSL::Program> program =
            compiler.convertProgram(SkSL::ProgramKind::kRuntimeShader,
                                    std::string(reinterpret_cast<const char*>(data), size),
                                    settings);
    if (!program) {
        return false;
    }
 
    class Callbacks : public SkSL::PipelineStage::Callbacks {
        std::string declareUniform(const SkSL::VarDeclaration* decl) override {
            return std::string(decl->var()->name());
        }
 
        void defineFunction(const char* /*decl*/, const char* /*body*/, bool /*isMain*/) override {}
        void declareFunction(const char* /*decl*/) override {}
        void defineStruct(const char* /*definition*/) override {}
        void declareGlobal(const char* /*declaration*/) override {}
 
        std::string sampleShader(int index, std::string coords) override {
            return "child_" + std::to_string(index) + ".eval(" + coords + ")";
        }
 
        std::string sampleColorFilter(int index, std::string color) override {
            return "child_" + std::to_string(index) + ".eval(" + color + ")";
        }
 
        std::string sampleBlender(int index, std::string src, std::string dst) override {
            return "child_" + std::to_string(index) + ".eval(" + src + ", " + dst + ")";
        }
 
        std::string toLinearSrgb(std::string color) override { return color; }
        std::string fromLinearSrgb(std::string color) override { return color; }
    };
 
    Callbacks callbacks;
    SkSL::PipelineStage::ConvertProgram(*program, "coords", "inColor", "half4(1)", &callbacks);
    return true;
}