Jarkko Poyry | 3c82736 | 2014-09-02 11:48:52 +0300 | [diff] [blame] | 1 | /*------------------------------------------------------------------------- |
| 2 | * drawElements Quality Program Random Shader Generator |
| 3 | * ---------------------------------------------------- |
| 4 | * |
| 5 | * Copyright 2014 The Android Open Source Project |
| 6 | * |
| 7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 8 | * you may not use this file except in compliance with the License. |
| 9 | * You may obtain a copy of the License at |
| 10 | * |
| 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 12 | * |
| 13 | * Unless required by applicable law or agreed to in writing, software |
| 14 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 16 | * See the License for the specific language governing permissions and |
| 17 | * limitations under the License. |
| 18 | * |
| 19 | *//*! |
| 20 | * \file |
| 21 | * \brief Random Shader Generator Tester. |
| 22 | *//*--------------------------------------------------------------------*/ |
| 23 | |
| 24 | #include "rsgProgramGenerator.hpp" |
| 25 | #include "rsgProgramExecutor.hpp" |
| 26 | #include "tcuSurface.hpp" |
| 27 | #include "tcuImageIO.hpp" |
| 28 | #include "rsgUtils.hpp" |
| 29 | #include "deStringUtil.hpp" |
| 30 | |
| 31 | #include <iostream> |
| 32 | #include <string> |
| 33 | #include <cstdio> |
| 34 | |
| 35 | using std::string; |
| 36 | |
| 37 | void runTest (deUint32 seed) |
| 38 | { |
| 39 | printf("Seed: %d\n", seed); |
| 40 | |
| 41 | // Generate test program |
| 42 | try |
| 43 | { |
| 44 | rsg::ProgramParameters programParams; |
| 45 | |
| 46 | programParams.seed = seed; |
| 47 | programParams.fragmentParameters.randomize = true; |
| 48 | programParams.fragmentParameters.maxStatementDepth = 3; |
| 49 | |
| 50 | rsg::Shader vertexShader(rsg::Shader::TYPE_VERTEX); |
| 51 | rsg::Shader fragmentShader(rsg::Shader::TYPE_FRAGMENT); |
| 52 | |
| 53 | rsg::ProgramGenerator generator; |
| 54 | generator.generate(programParams, vertexShader, fragmentShader); |
| 55 | |
| 56 | std::cout << "Vertex shader:\n--\n" << vertexShader.getSource() << "--\n"; |
| 57 | std::cout << "Fragment shader:\n--\n" << fragmentShader.getSource() << "--\n"; |
| 58 | |
| 59 | // Uniforms |
| 60 | std::vector<const rsg::ShaderInput*> uniforms; |
| 61 | std::vector<rsg::VariableValue> uniformValues; |
| 62 | de::Random rnd(seed); |
| 63 | rsg::computeUnifiedUniforms(vertexShader, fragmentShader, uniforms); |
| 64 | rsg::computeUniformValues(rnd, uniformValues, uniforms); |
| 65 | |
| 66 | // Render image |
| 67 | tcu::Surface surface(64, 64); |
| 68 | rsg::ProgramExecutor executor(surface.getAccess(), 3, 5); |
| 69 | |
| 70 | executor.execute(vertexShader, fragmentShader, uniformValues); |
| 71 | |
| 72 | string fileName = string("test-") + de::toString(seed) + ".png"; |
| 73 | tcu::ImageIO::savePNG(surface.getAccess(), fileName.c_str()); |
| 74 | std::cout << fileName << " written\n"; |
| 75 | } |
| 76 | catch (const std::exception& e) |
| 77 | { |
| 78 | printf("Failed: %s\n", e.what()); |
| 79 | } |
| 80 | } |
| 81 | |
| 82 | int main (int argc, const char* const* argv) |
| 83 | { |
| 84 | DE_UNREF(argc && argv); |
| 85 | |
| 86 | for (int seed = 0; seed < 10; seed++) |
| 87 | runTest(seed); |
| 88 | |
| 89 | return 0; |
| 90 | } |