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/*-------------------------------------------------------------------------
* drawElements Quality Program Random Shader Generator
* ----------------------------------------------------
*
* Copyright 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*//*!
* \file
* \brief Random Shader Generator Tester.
*//*--------------------------------------------------------------------*/
#include "rsgProgramGenerator.hpp"
#include "rsgProgramExecutor.hpp"
#include "tcuSurface.hpp"
#include "tcuImageIO.hpp"
#include "rsgUtils.hpp"
#include "deStringUtil.hpp"
#include <iostream>
#include <string>
#include <cstdio>
using std::string;
void runTest (deUint32 seed)
{
printf("Seed: %d\n", seed);
// Generate test program
try
{
rsg::ProgramParameters programParams;
programParams.seed = seed;
programParams.fragmentParameters.randomize = true;
programParams.fragmentParameters.maxStatementDepth = 3;
rsg::Shader vertexShader(rsg::Shader::TYPE_VERTEX);
rsg::Shader fragmentShader(rsg::Shader::TYPE_FRAGMENT);
rsg::ProgramGenerator generator;
generator.generate(programParams, vertexShader, fragmentShader);
std::cout << "Vertex shader:\n--\n" << vertexShader.getSource() << "--\n";
std::cout << "Fragment shader:\n--\n" << fragmentShader.getSource() << "--\n";
// Uniforms
std::vector<const rsg::ShaderInput*> uniforms;
std::vector<rsg::VariableValue> uniformValues;
de::Random rnd(seed);
rsg::computeUnifiedUniforms(vertexShader, fragmentShader, uniforms);
rsg::computeUniformValues(rnd, uniformValues, uniforms);
// Render image
tcu::Surface surface(64, 64);
rsg::ProgramExecutor executor(surface.getAccess(), 3, 5);
executor.execute(vertexShader, fragmentShader, uniformValues);
string fileName = string("test-") + de::toString(seed) + ".png";
tcu::ImageIO::savePNG(surface.getAccess(), fileName.c_str());
std::cout << fileName << " written\n";
}
catch (const std::exception& e)
{
printf("Failed: %s\n", e.what());
}
}
int main (int argc, const char* const* argv)
{
DE_UNREF(argc && argv);
for (int seed = 0; seed < 10; seed++)
runTest(seed);
return 0;
}