181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org/*------------------------------------------------------------------------- 281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * drawElements Quality Program OpenGL ES 3.0 Module 381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * ------------------------------------------------- 481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * 581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * Copyright 2014 The Android Open Source Project 681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * 781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * Licensed under the Apache License, Version 2.0 (the "License"); 881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * you may not use this file except in compliance with the License. 981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * You may obtain a copy of the License at 1081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * 1181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * http://www.apache.org/licenses/LICENSE-2.0 1281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * 1381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * Unless required by applicable law or agreed to in writing, software 1481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * distributed under the License is distributed on an "AS IS" BASIS, 1581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * See the License for the specific language governing permissions and 1781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * limitations under the License. 1881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * 1981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org *//*! 2081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * \file 2181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org * \brief Texture filtering accuracy tests. 2281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org *//*--------------------------------------------------------------------*/ 2381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 2481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org#include "es3aTextureFilteringTests.hpp" 2581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org#include "glsTextureTestUtil.hpp" 2681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org#include "gluPixelTransfer.hpp" 2781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org#include "gluTexture.hpp" 2881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org#include "gluTextureUtil.hpp" 2981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org#include "tcuTextureUtil.hpp" 3081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org#include "tcuImageCompare.hpp" 3181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org#include "deStringUtil.hpp" 3281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org#include "deString.h" 3381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 3481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org#include "glwFunctions.hpp" 3581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org#include "glwEnums.hpp" 3681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 3781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgnamespace deqp 3881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 3981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgnamespace gles3 4081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 4181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgnamespace Accuracy 4281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 4381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 4481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgusing std::vector; 4581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgusing std::string; 4681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgusing tcu::TestLog; 4781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgusing namespace gls::TextureTestUtil; 4881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 49c3836fd58fdfa6f8bb2c70e40e6aaf11dfaa76d5sgk@chromium.orgclass Texture2DFilteringCase : public tcu::TestCase 50c3836fd58fdfa6f8bb2c70e40e6aaf11dfaa76d5sgk@chromium.org{ 5181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgpublic: 5281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org Texture2DFilteringCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* desc, deUint32 minFilter, deUint32 magFilter, deUint32 wrapS, deUint32 wrapT, deUint32 internalFormat, int width, int height); 5381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org Texture2DFilteringCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* desc, deUint32 minFilter, deUint32 magFilter, deUint32 wrapS, deUint32 wrapT, const std::vector<std::string>& filenames); 5481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org ~Texture2DFilteringCase (void); 5581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 5681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org void init (void); 5781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org void deinit (void); 5881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org IterateResult iterate (void); 5981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 6081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgprivate: 6181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org Texture2DFilteringCase (const Texture2DFilteringCase& other); 6281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org Texture2DFilteringCase& operator= (const Texture2DFilteringCase& other); 6381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 6481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org glu::RenderContext& m_renderCtx; 6581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const glu::ContextInfo& m_renderCtxInfo; 6681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 6781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 m_minFilter; 6881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 m_magFilter; 6981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 m_wrapS; 7081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 m_wrapT; 7181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 7281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 m_internalFormat; 7381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int m_width; 7481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int m_height; 75c3836fd58fdfa6f8bb2c70e40e6aaf11dfaa76d5sgk@chromium.org 7681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org std::vector<std::string> m_filenames; 7781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 7881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org std::vector<glu::Texture2D*> m_textures; 7981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org TextureRenderer m_renderer; 8081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org}; 8181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 8281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgTexture2DFilteringCase::Texture2DFilteringCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* desc, deUint32 minFilter, deUint32 magFilter, deUint32 wrapS, deUint32 wrapT, deUint32 internalFormat, int width, int height) 8381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org : TestCase (testCtx, tcu::NODETYPE_ACCURACY, name, desc) 8481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_renderCtx (renderCtx) 8581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_renderCtxInfo (ctxInfo) 8681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_minFilter (minFilter) 8781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_magFilter (magFilter) 8881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_wrapS (wrapS) 8981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_wrapT (wrapT) 9081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_internalFormat (internalFormat) 9181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_width (width) 92c3836fd58fdfa6f8bb2c70e40e6aaf11dfaa76d5sgk@chromium.org , m_height (height) 93c3836fd58fdfa6f8bb2c70e40e6aaf11dfaa76d5sgk@chromium.org , m_renderer (renderCtx, testCtx, glu::GLSL_VERSION_300_ES, glu::PRECISION_HIGHP) 9481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 9581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 9681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 9781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgTexture2DFilteringCase::Texture2DFilteringCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* desc, deUint32 minFilter, deUint32 magFilter, deUint32 wrapS, deUint32 wrapT, const std::vector<std::string>& filenames) 9881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org : TestCase (testCtx, tcu::NODETYPE_ACCURACY, name, desc) 9981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_renderCtx (renderCtx) 10081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_renderCtxInfo (ctxInfo) 10181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_minFilter (minFilter) 10281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_magFilter (magFilter) 10381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_wrapS (wrapS) 10481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_wrapT (wrapT) 10581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_internalFormat (GL_NONE) 10681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_width (0) 10781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_height (0) 10881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_filenames (filenames) 10981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_renderer (renderCtx, testCtx, glu::GLSL_VERSION_100_ES, glu::PRECISION_HIGHP) 11081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 11181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 11281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 11381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgTexture2DFilteringCase::~Texture2DFilteringCase (void) 11481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 11581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deinit(); 11681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 11781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 11881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgvoid Texture2DFilteringCase::init (void) 11981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 12081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org try 12181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 12281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org if (!m_filenames.empty()) 12381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 12481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures.reserve(1); 12581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures.push_back(glu::Texture2D::create(m_renderCtx, m_renderCtxInfo, m_testCtx.getArchive(), (int)m_filenames.size(), m_filenames)); 12681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 12781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org else 12881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 12981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Create 2 textures. 13081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures.reserve(2); 13181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int ndx = 0; ndx < 2; ndx++) 13281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures.push_back(new glu::Texture2D(m_renderCtx, m_internalFormat, m_width, m_height)); 13381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 13481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const int numLevels = deLog2Floor32(de::max(m_width, m_height))+1; 13581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::TextureFormatInfo fmtInfo = tcu::getTextureFormatInfo(m_textures[0]->getRefTexture().getFormat()); 13681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::Vec4 cBias = fmtInfo.valueMin; 13781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::Vec4 cScale = fmtInfo.valueMax-fmtInfo.valueMin; 13881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 13981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Fill first gradient texture. 14081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int levelNdx = 0; levelNdx < numLevels; levelNdx++) 14181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 14281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::Vec4 gMin = tcu::Vec4(-0.5f, -0.5f, -0.5f, 2.0f)*cScale + cBias; 14381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::Vec4 gMax = tcu::Vec4( 1.0f, 1.0f, 1.0f, 0.0f)*cScale + cBias; 14481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 14581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures[0]->getRefTexture().allocLevel(levelNdx); 14681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::fillWithComponentGradients(m_textures[0]->getRefTexture().getLevel(levelNdx), gMin, gMax); 14781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 14881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 14981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Fill second with grid texture. 15081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int levelNdx = 0; levelNdx < numLevels; levelNdx++) 15181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 15281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 step = 0x00ffffff / numLevels; 15381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 rgb = step*levelNdx; 15481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 colorA = 0xff000000 | rgb; 15581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 colorB = 0xff000000 | ~rgb; 15681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 15781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures[1]->getRefTexture().allocLevel(levelNdx); 15881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::fillWithGrid(m_textures[1]->getRefTexture().getLevel(levelNdx), 4, toVec4(tcu::RGBA(colorA))*cScale + cBias, toVec4(tcu::RGBA(colorB))*cScale + cBias); 15981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 16081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 16181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Upload. 16281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (std::vector<glu::Texture2D*>::iterator i = m_textures.begin(); i != m_textures.end(); i++) 16381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org (*i)->upload(); 16481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 16581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 16681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org catch (...) 16781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 16881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Clean up to save memory. 16981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org Texture2DFilteringCase::deinit(); 17081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org throw; 17181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 17281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 17381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 17481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgvoid Texture2DFilteringCase::deinit (void) 17581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 17681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (std::vector<glu::Texture2D*>::iterator i = m_textures.begin(); i != m_textures.end(); i++) 17781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org delete *i; 17881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures.clear(); 17981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 18081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_renderer.clear(); 18181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 18281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 18381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgTexture2DFilteringCase::IterateResult Texture2DFilteringCase::iterate (void) 18481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 18581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const glw::Functions& gl = m_renderCtx.getFunctions(); 18681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org TestLog& log = m_testCtx.getLog(); 18781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const int defViewportWidth = 256; 18881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const int defViewportHeight = 256; 18981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org RandomViewport viewport (m_renderCtx.getRenderTarget(), defViewportWidth, defViewportHeight, deStringHash(getName())); 19081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::Surface renderedFrame (viewport.width, viewport.height); 19181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::Surface referenceFrame (viewport.width, viewport.height); 192ca50e4158e519b054520ed2a897503a991889a94thakis@chromium.org const tcu::TextureFormat& texFmt = m_textures[0]->getRefTexture().getFormat(); 193ca50e4158e519b054520ed2a897503a991889a94thakis@chromium.org tcu::TextureFormatInfo fmtInfo = tcu::getTextureFormatInfo(texFmt); 194ca50e4158e519b054520ed2a897503a991889a94thakis@chromium.org ReferenceParams refParams (TEXTURETYPE_2D); 195ca50e4158e519b054520ed2a897503a991889a94thakis@chromium.org vector<float> texCoord; 196ca50e4158e519b054520ed2a897503a991889a94thakis@chromium.org 197ca50e4158e519b054520ed2a897503a991889a94thakis@chromium.org // Accuracy measurements are off unless viewport size is 256x256 198ca50e4158e519b054520ed2a897503a991889a94thakis@chromium.org if (viewport.width < defViewportWidth || viewport.height < defViewportHeight) 19981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org throw tcu::NotSupportedError("Too small viewport", "", __FILE__, __LINE__); 20054d2f6fe6d8a7b9d9786bd1f8540df6b4f46b83fsbc@chromium.org 201ca50e4158e519b054520ed2a897503a991889a94thakis@chromium.org // Viewport is divided into 4 sections. 202ca50e4158e519b054520ed2a897503a991889a94thakis@chromium.org int leftWidth = viewport.width / 2; 20381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int rightWidth = viewport.width - leftWidth; 20481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int bottomHeight = viewport.height / 2; 20581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int topHeight = viewport.height - bottomHeight; 20681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 20781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int curTexNdx = 0; 20881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 20981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Use unit 0. 21081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.activeTexture(GL_TEXTURE0); 21181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 21281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Bind gradient texture and setup sampler parameters. 21381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.bindTexture(GL_TEXTURE_2D, m_textures[curTexNdx]->getGLTexture()); 21481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, m_wrapS); 21581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, m_wrapT); 21681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, m_minFilter); 21781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, m_magFilter); 21881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 21981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Setup params for reference. 22081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org refParams.sampler = glu::mapGLSampler(m_wrapS, m_wrapT, m_minFilter, m_magFilter); 22181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org refParams.samplerType = getSamplerType(texFmt); 22281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org refParams.lodMode = LODMODE_EXACT; 22381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org refParams.colorBias = fmtInfo.lookupBias; 22481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org refParams.colorScale = fmtInfo.lookupScale; 22581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 22681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Bottom left: Minification 22781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 22881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.viewport(viewport.x, viewport.y, leftWidth, bottomHeight); 22981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 23081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org computeQuadTexCoord2D(texCoord, tcu::Vec2(-4.0f, -4.5f), tcu::Vec2(4.0f, 2.5f)); 23181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 23281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_renderer.renderQuad(0, &texCoord[0], refParams); 23381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleTexture(SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat(), 0, 0, leftWidth, bottomHeight), 23481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures[curTexNdx]->getRefTexture(), &texCoord[0], refParams); 23581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 23681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 23781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Bottom right: Magnification 23881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 23981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.viewport(viewport.x+leftWidth, viewport.y, rightWidth, bottomHeight); 24081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 24181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org computeQuadTexCoord2D(texCoord, tcu::Vec2(-0.5f, 0.75f), tcu::Vec2(0.25f, 1.25f)); 24281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 24381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_renderer.renderQuad(0, &texCoord[0], refParams); 24481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleTexture(SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat(), leftWidth, 0, rightWidth, bottomHeight), 24581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures[curTexNdx]->getRefTexture(), &texCoord[0], refParams); 24681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 24781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 24881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org if (m_textures.size() >= 2) 24981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 25081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org curTexNdx += 1; 25181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 25281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Setup second texture. 25381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.bindTexture(GL_TEXTURE_2D, m_textures[curTexNdx]->getGLTexture()); 25481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, m_wrapS); 25581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, m_wrapT); 25681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, m_minFilter); 25781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, m_magFilter); 25881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 25981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 26081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Top left: Minification 26181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // \note Minification is chosen so that 0.0 < lod <= 0.5. This way special minification threshold rule will be triggered. 26281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 26381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.viewport(viewport.x, viewport.y+bottomHeight, leftWidth, topHeight); 26481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 26581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org float sMin = -0.5f; 26681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org float tMin = -0.2f; 26781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org float sRange = ((float)leftWidth * 1.2f) / (float)m_textures[curTexNdx]->getRefTexture().getWidth(); 26881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org float tRange = ((float)topHeight * 1.1f) / (float)m_textures[curTexNdx]->getRefTexture().getHeight(); 26981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 27081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org computeQuadTexCoord2D(texCoord, tcu::Vec2(sMin, tMin), tcu::Vec2(sMin+sRange, tMin+tRange)); 27181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 27281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_renderer.renderQuad(0, &texCoord[0], refParams); 27381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleTexture(SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat(), 0, bottomHeight, leftWidth, topHeight), 27481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures[curTexNdx]->getRefTexture(), &texCoord[0], refParams); 27581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 27681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 27781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Top right: Magnification 27881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 27981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.viewport(viewport.x+leftWidth, viewport.y+bottomHeight, rightWidth, topHeight); 28081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 28181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org computeQuadTexCoord2D(texCoord, tcu::Vec2(-0.5f, 0.75f), tcu::Vec2(0.25f, 1.25f)); 28281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 28381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_renderer.renderQuad(0, &texCoord[0], refParams); 28481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleTexture(SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat(), leftWidth, bottomHeight, rightWidth, topHeight), 28581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures[curTexNdx]->getRefTexture(), &texCoord[0], refParams); 28681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 28781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 28881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Read result. 28981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org glu::readPixels(m_renderCtx, viewport.x, viewport.y, renderedFrame.getAccess()); 29081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 29181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Compare and log. 29281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 29381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const int bestScoreDiff = 16; 29481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const int worstScoreDiff = 3200; 29581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 29681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int score = measureAccuracy(log, referenceFrame, renderedFrame, bestScoreDiff, worstScoreDiff); 29781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_testCtx.setTestResult(QP_TEST_RESULT_PASS, de::toString(score).c_str()); 29881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 29981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 30081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org return STOP; 30181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 30281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 30381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgclass TextureCubeFilteringCase : public tcu::TestCase 30481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 30581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgpublic: 30681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org TextureCubeFilteringCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* desc, deUint32 minFilter, deUint32 magFilter, deUint32 wrapS, deUint32 wrapT, bool onlySampleFaceInterior, deUint32 internalFormat, int width, int height); 30781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org TextureCubeFilteringCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* desc, deUint32 minFilter, deUint32 magFilter, deUint32 wrapS, deUint32 wrapT, bool onlySampleFaceInterior, const std::vector<std::string>& filenames); 30881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org ~TextureCubeFilteringCase (void); 30981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 31081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org void init (void); 31181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org void deinit (void); 31281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org IterateResult iterate (void); 31381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 31481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgprivate: 31581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org TextureCubeFilteringCase (const TextureCubeFilteringCase& other); 31681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org TextureCubeFilteringCase& operator= (const TextureCubeFilteringCase& other); 31781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 31881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org glu::RenderContext& m_renderCtx; 31981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const glu::ContextInfo& m_renderCtxInfo; 32081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 32181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 m_minFilter; 32281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 m_magFilter; 32381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 m_wrapS; 32481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 m_wrapT; 32581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org bool m_onlySampleFaceInterior; //!< If true, we avoid sampling anywhere near a face's edges. 32681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 32781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 m_internalFormat; 32881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int m_width; 32981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int m_height; 33081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 33181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org std::vector<std::string> m_filenames; 33281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 33381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org std::vector<glu::TextureCube*> m_textures; 33481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org TextureRenderer m_renderer; 33581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org}; 33684f26de1771168933a19776955b0713d3b5892b1bradnelson@google.com 33784f26de1771168933a19776955b0713d3b5892b1bradnelson@google.comTextureCubeFilteringCase::TextureCubeFilteringCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* desc, deUint32 minFilter, deUint32 magFilter, deUint32 wrapS, deUint32 wrapT, bool onlySampleFaceInterior, deUint32 internalFormat, int width, int height) 33884f26de1771168933a19776955b0713d3b5892b1bradnelson@google.com : TestCase (testCtx, tcu::NODETYPE_ACCURACY, name, desc) 33984f26de1771168933a19776955b0713d3b5892b1bradnelson@google.com , m_renderCtx (renderCtx) 34084f26de1771168933a19776955b0713d3b5892b1bradnelson@google.com , m_renderCtxInfo (ctxInfo) 34184f26de1771168933a19776955b0713d3b5892b1bradnelson@google.com , m_minFilter (minFilter) 34284f26de1771168933a19776955b0713d3b5892b1bradnelson@google.com , m_magFilter (magFilter) 34384f26de1771168933a19776955b0713d3b5892b1bradnelson@google.com , m_wrapS (wrapS) 34484f26de1771168933a19776955b0713d3b5892b1bradnelson@google.com , m_wrapT (wrapT) 34584f26de1771168933a19776955b0713d3b5892b1bradnelson@google.com , m_onlySampleFaceInterior (onlySampleFaceInterior) 34684f26de1771168933a19776955b0713d3b5892b1bradnelson@google.com , m_internalFormat (internalFormat) 347c3836fd58fdfa6f8bb2c70e40e6aaf11dfaa76d5sgk@chromium.org , m_width (width) 34884f26de1771168933a19776955b0713d3b5892b1bradnelson@google.com , m_height (height) 34981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_renderer (renderCtx, testCtx, glu::GLSL_VERSION_300_ES, glu::PRECISION_HIGHP) 35081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 35181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 35281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 35381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgTextureCubeFilteringCase::TextureCubeFilteringCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* desc, deUint32 minFilter, deUint32 magFilter, deUint32 wrapS, deUint32 wrapT, bool onlySampleFaceInterior, const std::vector<std::string>& filenames) 35481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org : TestCase (testCtx, tcu::NODETYPE_ACCURACY, name, desc) 35581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_renderCtx (renderCtx) 35681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_renderCtxInfo (ctxInfo) 35781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_minFilter (minFilter) 35881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_magFilter (magFilter) 35981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_wrapS (wrapS) 36081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_wrapT (wrapT) 36181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_onlySampleFaceInterior (onlySampleFaceInterior) 36281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_internalFormat (GL_NONE) 36381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_width (0) 36481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_height (0) 36581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_filenames (filenames) 36681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org , m_renderer (renderCtx, testCtx, glu::GLSL_VERSION_300_ES, glu::PRECISION_HIGHP) 36781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 36881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 36981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 37081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgTextureCubeFilteringCase::~TextureCubeFilteringCase (void) 37181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 37281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deinit(); 37381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 37481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 37581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgvoid TextureCubeFilteringCase::init (void) 37681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 37781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org try 37881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 37981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org if (!m_filenames.empty()) 38081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 38181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures.reserve(1); 38281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures.push_back(glu::TextureCube::create(m_renderCtx, m_renderCtxInfo, m_testCtx.getArchive(), (int)m_filenames.size() / 6, m_filenames)); 38381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 38481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org else 38581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 38681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures.reserve(2); 38781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org DE_ASSERT(m_width == m_height); 38881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int ndx = 0; ndx < 2; ndx++) 38981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures.push_back(new glu::TextureCube(m_renderCtx, m_internalFormat, m_width)); 39081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 39181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const int numLevels = deLog2Floor32(de::max(m_width, m_height))+1; 39281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::TextureFormatInfo fmtInfo = tcu::getTextureFormatInfo(m_textures[0]->getRefTexture().getFormat()); 39381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::Vec4 cBias = fmtInfo.valueMin; 39481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::Vec4 cScale = fmtInfo.valueMax-fmtInfo.valueMin; 39581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 39681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Fill first with gradient texture. 39781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org static const tcu::Vec4 gradients[tcu::CUBEFACE_LAST][2] = 39881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 39981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { tcu::Vec4(-1.0f, -1.0f, -1.0f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f) }, // negative x 40081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { tcu::Vec4( 0.0f, -1.0f, -1.0f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f) }, // positive x 40181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { tcu::Vec4(-1.0f, 0.0f, -1.0f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f) }, // negative y 40281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { tcu::Vec4(-1.0f, -1.0f, 0.0f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f) }, // positive y 40381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { tcu::Vec4(-1.0f, -1.0f, -1.0f, 0.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f) }, // negative z 40481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { tcu::Vec4( 0.0f, 0.0f, 0.0f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f) } // positive z 40581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org }; 40681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int face = 0; face < tcu::CUBEFACE_LAST; face++) 40781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 40881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int levelNdx = 0; levelNdx < numLevels; levelNdx++) 40981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 41081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures[0]->getRefTexture().allocLevel((tcu::CubeFace)face, levelNdx); 41181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::fillWithComponentGradients(m_textures[0]->getRefTexture().getLevelFace(levelNdx, (tcu::CubeFace)face), gradients[face][0]*cScale + cBias, gradients[face][1]*cScale + cBias); 41281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 41381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 41481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 41581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Fill second with grid texture. 41681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int face = 0; face < tcu::CUBEFACE_LAST; face++) 41781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 41881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int levelNdx = 0; levelNdx < numLevels; levelNdx++) 41981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 42081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 step = 0x00ffffff / (numLevels*tcu::CUBEFACE_LAST); 42181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 rgb = step*levelNdx*face; 42281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 colorA = 0xff000000 | rgb; 42381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org deUint32 colorB = 0xff000000 | ~rgb; 42481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 42581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures[1]->getRefTexture().allocLevel((tcu::CubeFace)face, levelNdx); 42681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::fillWithGrid(m_textures[1]->getRefTexture().getLevelFace(levelNdx, (tcu::CubeFace)face), 4, toVec4(tcu::RGBA(colorA))*cScale + cBias, toVec4(tcu::RGBA(colorB))*cScale + cBias); 42781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 42881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 42981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 43081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org if (m_magFilter == GL_LINEAR || m_minFilter == GL_LINEAR || m_minFilter == GL_LINEAR_MIPMAP_NEAREST || m_minFilter == GL_LINEAR_MIPMAP_LINEAR) 43181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 43281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Using seamless linear cube map filtering - set all corner texels to the same color, because cube corner sampling in this case is not very well defined by the spec. 43381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // \todo Probably should also do this for cases where textures are loaded from files. 43481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 43581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int texNdx = 0; texNdx < (int)m_textures.size(); texNdx++) 43681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 43781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int face = 0; face < tcu::CUBEFACE_LAST; face++) 43881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 43981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int levelNdx = 0; levelNdx < numLevels; levelNdx++) 44081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 44181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org static const tcu::Vec4 color(0.0f, 0.0f, 0.0f, 1.0f); 44281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::PixelBufferAccess access = m_textures[texNdx]->getRefTexture().getLevelFace(levelNdx, (tcu::CubeFace)face); 44381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 44481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org access.setPixel(color, 0, 0); 44581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org access.setPixel(color, access.getWidth()-1, 0); 4463afe3277af466c60b6d35a56f578c09a4c5f4c98sbc@chromium.org access.setPixel(color, 0, access.getHeight()-1); 4473afe3277af466c60b6d35a56f578c09a4c5f4c98sbc@chromium.org access.setPixel(color, access.getWidth()-1, access.getHeight()-1); 4483afe3277af466c60b6d35a56f578c09a4c5f4c98sbc@chromium.org } 4493afe3277af466c60b6d35a56f578c09a4c5f4c98sbc@chromium.org } 4503afe3277af466c60b6d35a56f578c09a4c5f4c98sbc@chromium.org } 4513afe3277af466c60b6d35a56f578c09a4c5f4c98sbc@chromium.org } 4523afe3277af466c60b6d35a56f578c09a4c5f4c98sbc@chromium.org 45381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Upload. 45481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (std::vector<glu::TextureCube*>::iterator i = m_textures.begin(); i != m_textures.end(); i++) 45581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org (*i)->upload(); 45681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 45781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 45881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org catch (const std::exception&) 45981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 46081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Clean up to save memory. 46181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org TextureCubeFilteringCase::deinit(); 46281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org throw; 46381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 46481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 46581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 46681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgvoid TextureCubeFilteringCase::deinit (void) 46781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 46881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (std::vector<glu::TextureCube*>::iterator i = m_textures.begin(); i != m_textures.end(); i++) 46981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org delete *i; 47081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_textures.clear(); 47181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 47281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org m_renderer.clear(); 47381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 47481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 47581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.orgstatic void renderFaces ( 47681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const glw::Functions& gl, 47781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const SurfaceAccess& dstRef, 47881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const tcu::TextureCube& refTexture, 47981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const ReferenceParams& params, 48081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org TextureRenderer& renderer, 48181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int x, 48281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int y, 48381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int width, 48481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int height, 48581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const tcu::Vec2& bottomLeft, 48681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const tcu::Vec2& topRight, 48781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const tcu::Vec2& texCoordTopRightFactor, 48881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org bool multiFace) 48981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 49081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org DE_ASSERT(width == dstRef.getWidth() && height == dstRef.getHeight()); 49181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 49281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org vector<float> texCoord; 49381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 49481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org DE_STATIC_ASSERT(tcu::CUBEFACE_LAST == 6); 49581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org for (int face = 0; face < tcu::CUBEFACE_LAST; face++) 49681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 49781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org bool isRightmost = (face == 2) || (face == 5); 49881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org bool isTop = face >= 3; 49981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int curX = (face % 3) * (width / 3); 50081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int curY = (face / 3) * (height / 2); 50181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int curW = isRightmost ? (width-curX) : (width / 3); 50281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int curH = isTop ? (height-curY) : (height / 2); 50381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 50481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org computeQuadTexCoordCube(texCoord, (tcu::CubeFace)face, bottomLeft, topRight); 50581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 50681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org { 50781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Move the top and right edges of the texture coord quad. This is useful when we want a cube edge visible. 50881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int texCoordSRow = face == tcu::CUBEFACE_NEGATIVE_X || face == tcu::CUBEFACE_POSITIVE_X ? 2 : 0; 50981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int texCoordTRow = face == tcu::CUBEFACE_NEGATIVE_Y || face == tcu::CUBEFACE_POSITIVE_Y ? 2 : 1; 51081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org texCoord[6 + texCoordSRow] *= texCoordTopRightFactor.x(); 51181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org texCoord[9 + texCoordSRow] *= texCoordTopRightFactor.x(); 51281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org texCoord[3 + texCoordTRow] *= texCoordTopRightFactor.y(); 51381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org texCoord[9 + texCoordTRow] *= texCoordTopRightFactor.y(); 51481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 51581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 51681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.viewport(x+curX, y+curY, curW, curH); 51781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 51881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org renderer.renderQuad(0, &texCoord[0], params); 51981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 52081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org if (multiFace) 52181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleTextureMultiFace(SurfaceAccess(dstRef, curX, curY, curW, curH), refTexture, &texCoord[0], params); 52281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org else 52381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleTexture(SurfaceAccess(dstRef, curX, curY, curW, curH), refTexture, &texCoord[0], params); 52481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org } 52581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 52681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org GLU_EXPECT_NO_ERROR(gl.getError(), "Post render"); 52781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org} 52881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 5293afe3277af466c60b6d35a56f578c09a4c5f4c98sbc@chromium.orgTextureCubeFilteringCase::IterateResult TextureCubeFilteringCase::iterate (void) 53081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org{ 53181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const glw::Functions& gl = m_renderCtx.getFunctions(); 53281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org TestLog& log = m_testCtx.getLog(); 53381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const int cellSize = 28; 53481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const int defViewportWidth = cellSize*6; 53581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const int defViewportHeight = cellSize*4; 53681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org RandomViewport viewport (m_renderCtx.getRenderTarget(), cellSize*6, cellSize*4, deStringHash(getName())); 53781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::Surface renderedFrame (viewport.width, viewport.height); 53881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::Surface referenceFrame (viewport.width, viewport.height); 53981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org ReferenceParams sampleParams (TEXTURETYPE_CUBE); 54081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org const tcu::TextureFormat& texFmt = m_textures[0]->getRefTexture().getFormat(); 54181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org tcu::TextureFormatInfo fmtInfo = tcu::getTextureFormatInfo(texFmt); 54281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 54381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Accuracy measurements are off unless viewport size is exactly as expected. 54481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org if (m_nodeType == tcu::NODETYPE_ACCURACY && (viewport.width < defViewportWidth || viewport.height < defViewportHeight)) 54581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org throw tcu::NotSupportedError("Too small viewport", "", __FILE__, __LINE__); 54681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 54781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Viewport is divided into 4 sections. 54881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int leftWidth = viewport.width / 2; 54981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int rightWidth = viewport.width - leftWidth; 55081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int bottomHeight = viewport.height / 2; 55181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int topHeight = viewport.height - bottomHeight; 55281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 55381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org int curTexNdx = 0; 55481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 55581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Sampling parameters. 55681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleParams.sampler = glu::mapGLSampler(m_wrapS, m_wrapT, m_minFilter, m_magFilter); 55781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleParams.sampler.seamlessCubeMap = true; 55881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleParams.samplerType = getSamplerType(texFmt); 55981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleParams.colorBias = fmtInfo.lookupBias; 56081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleParams.colorScale = fmtInfo.lookupScale; 56181ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org sampleParams.lodMode = LODMODE_EXACT; 56281ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 56381ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Use unit 0. 56481ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.activeTexture(GL_TEXTURE0); 56581ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org 56681ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org // Setup gradient texture. 56781ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.bindTexture(GL_TEXTURE_CUBE_MAP, m_textures[curTexNdx]->getGLTexture()); 56881ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_S, m_wrapS); 56981ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_T, m_wrapT); 57081ac0047a01ca7d34b493fba09e7fd6a5acf09c5sgk@chromium.org gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, m_minFilter); 571 gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, m_magFilter); 572 573 // Bottom left: Minification 574 renderFaces(gl, 575 SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat(), 0, 0, leftWidth, bottomHeight), 576 m_textures[curTexNdx]->getRefTexture(), sampleParams, 577 m_renderer, 578 viewport.x, viewport.y, leftWidth, bottomHeight, 579 m_onlySampleFaceInterior ? tcu::Vec2(-0.81f, -0.81f) : tcu::Vec2(-0.975f, -0.975f), 580 m_onlySampleFaceInterior ? tcu::Vec2( 0.8f, 0.8f) : tcu::Vec2( 0.975f, 0.975f), 581 !m_onlySampleFaceInterior ? tcu::Vec2(1.3f, 1.25f) : tcu::Vec2(1.0f, 1.0f), 582 !m_onlySampleFaceInterior); 583 584 // Bottom right: Magnification 585 renderFaces(gl, 586 SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat(), leftWidth, 0, rightWidth, bottomHeight), 587 m_textures[curTexNdx]->getRefTexture(), sampleParams, 588 m_renderer, 589 viewport.x+leftWidth, viewport.y, rightWidth, bottomHeight, 590 tcu::Vec2(0.5f, 0.65f), m_onlySampleFaceInterior ? tcu::Vec2(0.8f, 0.8f) : tcu::Vec2(0.975f, 0.975f), 591 !m_onlySampleFaceInterior ? tcu::Vec2(1.1f, 1.06f) : tcu::Vec2(1.0f, 1.0f), 592 !m_onlySampleFaceInterior); 593 594 if (m_textures.size() >= 2) 595 { 596 curTexNdx += 1; 597 598 // Setup second texture. 599 gl.bindTexture(GL_TEXTURE_CUBE_MAP, m_textures[curTexNdx]->getGLTexture()); 600 gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_S, m_wrapS); 601 gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_T, m_wrapT); 602 gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, m_minFilter); 603 gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, m_magFilter); 604 } 605 606 // Top left: Minification 607 renderFaces(gl, 608 SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat(), 0, bottomHeight, leftWidth, topHeight), 609 m_textures[curTexNdx]->getRefTexture(), sampleParams, 610 m_renderer, 611 viewport.x, viewport.y+bottomHeight, leftWidth, topHeight, 612 m_onlySampleFaceInterior ? tcu::Vec2(-0.81f, -0.81f) : tcu::Vec2(-0.975f, -0.975f), 613 m_onlySampleFaceInterior ? tcu::Vec2( 0.8f, 0.8f) : tcu::Vec2( 0.975f, 0.975f), 614 !m_onlySampleFaceInterior ? tcu::Vec2(1.3f, 1.25f) : tcu::Vec2(1.0f, 1.0f), 615 !m_onlySampleFaceInterior); 616 617 // Top right: Magnification 618 renderFaces(gl, 619 SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat(), leftWidth, bottomHeight, rightWidth, topHeight), 620 m_textures[curTexNdx]->getRefTexture(), sampleParams, 621 m_renderer, 622 viewport.x+leftWidth, viewport.y+bottomHeight, rightWidth, topHeight, 623 tcu::Vec2(0.5f, -0.65f), m_onlySampleFaceInterior ? tcu::Vec2(0.8f, -0.8f) : tcu::Vec2(0.975f, -0.975f), 624 !m_onlySampleFaceInterior ? tcu::Vec2(1.1f, 1.06f) : tcu::Vec2(1.0f, 1.0f), 625 !m_onlySampleFaceInterior); 626 627 // Read result. 628 glu::readPixels(m_renderCtx, viewport.x, viewport.y, renderedFrame.getAccess()); 629 630 // Compare and log. 631 { 632 const int bestScoreDiff = 16; 633 const int worstScoreDiff = 10000; 634 635 int score = measureAccuracy(log, referenceFrame, renderedFrame, bestScoreDiff, worstScoreDiff); 636 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, de::toString(score).c_str()); 637 } 638 639 return STOP; 640} 641 642TextureFilteringTests::TextureFilteringTests (Context& context) 643 : TestCaseGroup(context, "filter", "Texture Filtering Accuracy Tests") 644{ 645} 646 647TextureFilteringTests::~TextureFilteringTests (void) 648{ 649} 650 651void TextureFilteringTests::init (void) 652{ 653 tcu::TestCaseGroup* group2D = new tcu::TestCaseGroup(m_testCtx, "2d", "2D Texture Filtering"); 654 tcu::TestCaseGroup* groupCube = new tcu::TestCaseGroup(m_testCtx, "cube", "Cube Map Filtering"); 655 addChild(group2D); 656 addChild(groupCube); 657 658 static const struct 659 { 660 const char* name; 661 deUint32 mode; 662 } wrapModes[] = 663 { 664 { "clamp", GL_CLAMP_TO_EDGE }, 665 { "repeat", GL_REPEAT }, 666 { "mirror", GL_MIRRORED_REPEAT } 667 }; 668 669 static const struct 670 { 671 const char* name; 672 deUint32 mode; 673 } minFilterModes[] = 674 { 675 { "nearest", GL_NEAREST }, 676 { "linear", GL_LINEAR }, 677 { "nearest_mipmap_nearest", GL_NEAREST_MIPMAP_NEAREST }, 678 { "linear_mipmap_nearest", GL_LINEAR_MIPMAP_NEAREST }, 679 { "nearest_mipmap_linear", GL_NEAREST_MIPMAP_LINEAR }, 680 { "linear_mipmap_linear", GL_LINEAR_MIPMAP_LINEAR } 681 }; 682 683 static const struct 684 { 685 const char* name; 686 deUint32 mode; 687 } magFilterModes[] = 688 { 689 { "nearest", GL_NEAREST }, 690 { "linear", GL_LINEAR } 691 }; 692 693 static const struct 694 { 695 const char* name; 696 int width; 697 int height; 698 } sizes2D[] = 699 { 700 { "pot", 32, 64 }, 701 { "npot", 31, 55 } 702 }; 703 704 static const struct 705 { 706 const char* name; 707 int width; 708 int height; 709 } sizesCube[] = 710 { 711 { "pot", 64, 64 }, 712 { "npot", 63, 63 } 713 }; 714 715 static const struct 716 { 717 const char* name; 718 deUint32 format; 719 } formats[] = 720 { 721 { "rgba8", GL_RGBA8 } 722 }; 723 724#define FOR_EACH(ITERATOR, ARRAY, BODY) \ 725 for (int ITERATOR = 0; ITERATOR < DE_LENGTH_OF_ARRAY(ARRAY); ITERATOR++) \ 726 BODY 727 728 // 2D cases. 729 FOR_EACH(minFilter, minFilterModes, 730 FOR_EACH(magFilter, magFilterModes, 731 FOR_EACH(wrapMode, wrapModes, 732 FOR_EACH(format, formats, 733 FOR_EACH(size, sizes2D, 734 { 735 string name = string("") + minFilterModes[minFilter].name + "_" + magFilterModes[magFilter].name + "_" + wrapModes[wrapMode].name + "_" + formats[format].name + string("_") + sizes2D[size].name; 736 737 group2D->addChild(new Texture2DFilteringCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(), 738 name.c_str(), "", 739 minFilterModes[minFilter].mode, 740 magFilterModes[magFilter].mode, 741 wrapModes[wrapMode].mode, 742 wrapModes[wrapMode].mode, 743 formats[format].format, 744 sizes2D[size].width, sizes2D[size].height)); 745 }))))); 746 747 // Cubemap cases. 748 FOR_EACH(minFilter, minFilterModes, 749 FOR_EACH(magFilter, magFilterModes, 750 FOR_EACH(wrapMode, wrapModes, 751 FOR_EACH(format, formats, 752 FOR_EACH(size, sizesCube, 753 { 754 string name = string("") + minFilterModes[minFilter].name + "_" + magFilterModes[magFilter].name + "_" + wrapModes[wrapMode].name + "_" + formats[format].name + string("_") + sizesCube[size].name; 755 756 groupCube->addChild(new TextureCubeFilteringCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(), 757 name.c_str(), "", 758 minFilterModes[minFilter].mode, 759 magFilterModes[magFilter].mode, 760 wrapModes[wrapMode].mode, 761 wrapModes[wrapMode].mode, 762 false, 763 formats[format].format, 764 sizesCube[size].width, sizesCube[size].height)); 765 }))))); 766} 767 768} // Accuracy 769} // gles3 770} // deqp 771