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1260 lines
42 KiB
1260 lines
42 KiB
/*-------------------------------------------------------------------------
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* drawElements Quality Program OpenGL ES 2.0 Module
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* -------------------------------------------------
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*
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* Copyright 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*//*!
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* \file
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* \brief Mipmapping tests.
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*//*--------------------------------------------------------------------*/
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#include "es2fTextureMipmapTests.hpp"
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#include "glsTextureTestUtil.hpp"
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#include "gluTexture.hpp"
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#include "gluStrUtil.hpp"
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#include "gluTextureUtil.hpp"
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#include "gluPixelTransfer.hpp"
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#include "tcuTestLog.hpp"
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#include "tcuTextureUtil.hpp"
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#include "tcuVector.hpp"
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#include "tcuMatrix.hpp"
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#include "tcuMatrixUtil.hpp"
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#include "tcuTexLookupVerifier.hpp"
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#include "tcuVectorUtil.hpp"
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#include "deStringUtil.hpp"
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#include "deRandom.hpp"
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#include "glwFunctions.hpp"
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#include "glwEnums.hpp"
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namespace deqp
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{
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namespace gles2
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{
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namespace Functional
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{
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using tcu::TestLog;
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using std::vector;
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using std::string;
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using tcu::Sampler;
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using tcu::Vec2;
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using tcu::Mat2;
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using tcu::Vec4;
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using tcu::IVec2;
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using tcu::IVec4;
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using namespace glu;
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using namespace gls::TextureTestUtil;
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using namespace glu::TextureTestUtil;
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enum CoordType
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{
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COORDTYPE_BASIC, //!< texCoord = translateScale(position).
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COORDTYPE_BASIC_BIAS, //!< Like basic, but with bias values.
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COORDTYPE_AFFINE, //!< texCoord = translateScaleRotateShear(position).
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COORDTYPE_PROJECTED, //!< Projected coordinates, w != 1
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COORDTYPE_LAST
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};
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// Texture2DMipmapCase
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class Texture2DMipmapCase : public tcu::TestCase
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{
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public:
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Texture2DMipmapCase (tcu::TestContext& testCtx,
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glu::RenderContext& renderCtx,
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const glu::ContextInfo& renderCtxInfo,
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const char* name,
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const char* desc,
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CoordType coordType,
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deUint32 minFilter,
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deUint32 wrapS,
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deUint32 wrapT,
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deUint32 format,
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deUint32 dataType,
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int width,
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int height);
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~Texture2DMipmapCase (void);
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void init (void);
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void deinit (void);
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IterateResult iterate (void);
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private:
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Texture2DMipmapCase (const Texture2DMipmapCase& other);
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Texture2DMipmapCase& operator= (const Texture2DMipmapCase& other);
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glu::RenderContext& m_renderCtx;
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const glu::ContextInfo& m_renderCtxInfo;
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CoordType m_coordType;
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deUint32 m_minFilter;
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deUint32 m_wrapS;
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deUint32 m_wrapT;
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deUint32 m_format;
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deUint32 m_dataType;
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int m_width;
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int m_height;
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glu::Texture2D* m_texture;
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TextureRenderer m_renderer;
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};
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Texture2DMipmapCase::Texture2DMipmapCase (tcu::TestContext& testCtx,
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glu::RenderContext& renderCtx,
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const glu::ContextInfo& renderCtxInfo,
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const char* name,
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const char* desc,
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CoordType coordType,
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deUint32 minFilter,
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deUint32 wrapS,
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deUint32 wrapT,
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deUint32 format,
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deUint32 dataType,
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int width,
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int height)
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: TestCase (testCtx, name, desc)
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, m_renderCtx (renderCtx)
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, m_renderCtxInfo (renderCtxInfo)
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, m_coordType (coordType)
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, m_minFilter (minFilter)
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, m_wrapS (wrapS)
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, m_wrapT (wrapT)
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, m_format (format)
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, m_dataType (dataType)
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, m_width (width)
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, m_height (height)
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, m_texture (DE_NULL)
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, m_renderer (renderCtx, testCtx.getLog(), glu::GLSL_VERSION_100_ES,
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renderCtxInfo.isFragmentHighPrecisionSupported() ? glu::PRECISION_HIGHP // Use highp if available.
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: glu::PRECISION_MEDIUMP)
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{
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}
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Texture2DMipmapCase::~Texture2DMipmapCase (void)
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{
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deinit();
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}
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void Texture2DMipmapCase::init (void)
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{
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if (!m_renderCtxInfo.isFragmentHighPrecisionSupported())
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m_testCtx.getLog() << TestLog::Message << "Warning: High precision not supported in fragment shaders." << TestLog::EndMessage;
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if (m_coordType == COORDTYPE_PROJECTED && m_renderCtx.getRenderTarget().getNumSamples() > 0)
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throw tcu::NotSupportedError("Projected lookup validation not supported in multisample config");
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m_texture = new Texture2D(m_renderCtx, m_format, m_dataType, m_width, m_height);
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int numLevels = deLog2Floor32(de::max(m_width, m_height))+1;
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// Fill texture with colored grid.
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for (int levelNdx = 0; levelNdx < numLevels; levelNdx++)
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{
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deUint32 step = 0xff / (numLevels-1);
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deUint32 inc = deClamp32(step*levelNdx, 0x00, 0xff);
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deUint32 dec = 0xff - inc;
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deUint32 rgb = (inc << 16) | (dec << 8) | 0xff;
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deUint32 color = 0xff000000 | rgb;
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m_texture->getRefTexture().allocLevel(levelNdx);
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tcu::clear(m_texture->getRefTexture().getLevel(levelNdx), tcu::RGBA(color).toVec());
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}
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}
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void Texture2DMipmapCase::deinit (void)
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{
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delete m_texture;
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m_texture = DE_NULL;
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m_renderer.clear();
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}
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static void getBasicTexCoord2D (std::vector<float>& dst, int cellNdx)
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{
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static const struct
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{
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Vec2 bottomLeft;
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Vec2 topRight;
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} s_basicCoords[] =
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{
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{ Vec2(-0.1f, 0.1f), Vec2( 0.8f, 1.0f) },
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{ Vec2(-0.3f, -0.6f), Vec2( 0.7f, 0.4f) },
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{ Vec2(-0.3f, 0.6f), Vec2( 0.7f, -0.9f) },
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{ Vec2(-0.8f, 0.6f), Vec2( 0.7f, -0.9f) },
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{ Vec2(-0.5f, -0.5f), Vec2( 1.5f, 1.5f) },
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{ Vec2( 1.0f, -1.0f), Vec2(-1.3f, 1.0f) },
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{ Vec2( 1.2f, -1.0f), Vec2(-1.3f, 1.6f) },
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{ Vec2( 2.2f, -1.1f), Vec2(-1.3f, 0.8f) },
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{ Vec2(-1.5f, 1.6f), Vec2( 1.7f, -1.4f) },
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{ Vec2( 2.0f, 1.6f), Vec2( 2.3f, -1.4f) },
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{ Vec2( 1.3f, -2.6f), Vec2(-2.7f, 2.9f) },
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{ Vec2(-0.8f, -6.6f), Vec2( 6.0f, -0.9f) },
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{ Vec2( -8.0f, 9.0f), Vec2( 8.3f, -7.0f) },
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{ Vec2(-16.0f, 10.0f), Vec2( 18.3f, 24.0f) },
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{ Vec2( 30.2f, 55.0f), Vec2(-24.3f, -1.6f) },
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{ Vec2(-33.2f, 64.1f), Vec2( 32.1f, -64.1f) },
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};
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DE_ASSERT(de::inBounds(cellNdx, 0, DE_LENGTH_OF_ARRAY(s_basicCoords)));
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const Vec2& bottomLeft = s_basicCoords[cellNdx].bottomLeft;
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const Vec2& topRight = s_basicCoords[cellNdx].topRight;
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computeQuadTexCoord2D(dst, bottomLeft, topRight);
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}
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static void getAffineTexCoord2D (std::vector<float>& dst, int cellNdx)
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{
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// Use basic coords as base.
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getBasicTexCoord2D(dst, cellNdx);
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// Rotate based on cell index.
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float angle = 2.0f*DE_PI * ((float)cellNdx / 16.0f);
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tcu::Mat2 rotMatrix = tcu::rotationMatrix(angle);
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// Second and third row are sheared.
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float shearX = de::inRange(cellNdx, 4, 11) ? (float)(15-cellNdx) / 16.0f : 0.0f;
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tcu::Mat2 shearMatrix = tcu::shearMatrix(tcu::Vec2(shearX, 0.0f));
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tcu::Mat2 transform = rotMatrix * shearMatrix;
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Vec2 p0 = transform * Vec2(dst[0], dst[1]);
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Vec2 p1 = transform * Vec2(dst[2], dst[3]);
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Vec2 p2 = transform * Vec2(dst[4], dst[5]);
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Vec2 p3 = transform * Vec2(dst[6], dst[7]);
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dst[0] = p0.x(); dst[1] = p0.y();
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dst[2] = p1.x(); dst[3] = p1.y();
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dst[4] = p2.x(); dst[5] = p2.y();
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dst[6] = p3.x(); dst[7] = p3.y();
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}
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Texture2DMipmapCase::IterateResult Texture2DMipmapCase::iterate (void)
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{
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const glw::Functions& gl = m_renderCtx.getFunctions();
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const tcu::Texture2D& refTexture = m_texture->getRefTexture();
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const deUint32 magFilter = GL_NEAREST;
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const int texWidth = refTexture.getWidth();
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const int texHeight = refTexture.getHeight();
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const int defViewportWidth = texWidth*4;
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const int defViewportHeight = texHeight*4;
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const RandomViewport viewport (m_renderCtx.getRenderTarget(), defViewportWidth, defViewportHeight, deStringHash(getName()));
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ReferenceParams sampleParams (TEXTURETYPE_2D);
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vector<float> texCoord;
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const bool isProjected = m_coordType == COORDTYPE_PROJECTED;
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const bool useLodBias = m_coordType == COORDTYPE_BASIC_BIAS;
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tcu::Surface renderedFrame (viewport.width, viewport.height);
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// Viewport is divided into 4x4 grid.
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int gridWidth = 4;
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int gridHeight = 4;
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int cellWidth = viewport.width / gridWidth;
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int cellHeight = viewport.height / gridHeight;
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// Bail out if rendertarget is too small.
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if (viewport.width < defViewportWidth/2 || viewport.height < defViewportHeight/2)
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throw tcu::NotSupportedError("Too small viewport", "", __FILE__, __LINE__);
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// Sampling parameters.
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sampleParams.sampler = glu::mapGLSampler(m_wrapS, m_wrapT, m_minFilter, magFilter);
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sampleParams.samplerType = glu::TextureTestUtil::getSamplerType(m_texture->getRefTexture().getFormat());
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sampleParams.flags = (isProjected ? ReferenceParams::PROJECTED : 0) | (useLodBias ? ReferenceParams::USE_BIAS : 0);
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sampleParams.lodMode = LODMODE_EXACT; // Use ideal lod.
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// Upload texture data.
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m_texture->upload();
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// Bind gradient texture and setup sampler parameters.
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gl.bindTexture (GL_TEXTURE_2D, m_texture->getGLTexture());
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gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, m_wrapS);
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gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, m_wrapT);
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gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, m_minFilter);
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gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, magFilter);
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GLU_EXPECT_NO_ERROR(gl.getError(), "After texture setup");
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// Bias values.
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static const float s_bias[] = { 1.0f, -2.0f, 0.8f, -0.5f, 1.5f, 0.9f, 2.0f, 4.0f };
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// Projection values.
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static const Vec4 s_projections[] =
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{
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Vec4(1.2f, 1.0f, 0.7f, 1.0f),
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Vec4(1.3f, 0.8f, 0.6f, 2.0f),
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Vec4(0.8f, 1.0f, 1.7f, 0.6f),
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Vec4(1.2f, 1.0f, 1.7f, 1.5f)
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};
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// Render cells.
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for (int gridY = 0; gridY < gridHeight; gridY++)
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{
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for (int gridX = 0; gridX < gridWidth; gridX++)
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{
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const int curX = cellWidth*gridX;
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const int curY = cellHeight*gridY;
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const int curW = gridX+1 == gridWidth ? (viewport.width-curX) : cellWidth;
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const int curH = gridY+1 == gridHeight ? (viewport.height-curY) : cellHeight;
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const int cellNdx = gridY*gridWidth + gridX;
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// Compute texcoord.
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switch (m_coordType)
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{
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case COORDTYPE_BASIC_BIAS: // Fall-through.
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case COORDTYPE_PROJECTED:
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case COORDTYPE_BASIC: getBasicTexCoord2D (texCoord, cellNdx); break;
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case COORDTYPE_AFFINE: getAffineTexCoord2D (texCoord, cellNdx); break;
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default: DE_ASSERT(DE_FALSE);
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}
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if (isProjected)
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sampleParams.w = s_projections[cellNdx % DE_LENGTH_OF_ARRAY(s_projections)];
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if (useLodBias)
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sampleParams.bias = s_bias[cellNdx % DE_LENGTH_OF_ARRAY(s_bias)];
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// Render with GL.
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gl.viewport(viewport.x+curX, viewport.y+curY, curW, curH);
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m_renderer.renderQuad(0, &texCoord[0], sampleParams);
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}
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}
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// Read result.
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glu::readPixels(m_renderCtx, viewport.x, viewport.y, renderedFrame.getAccess());
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// Compare and log.
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{
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const tcu::PixelFormat& pixelFormat = m_renderCtx.getRenderTarget().getPixelFormat();
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const bool isTrilinear = m_minFilter == GL_NEAREST_MIPMAP_LINEAR || m_minFilter == GL_LINEAR_MIPMAP_LINEAR;
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tcu::Surface referenceFrame (viewport.width, viewport.height);
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tcu::Surface errorMask (viewport.width, viewport.height);
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tcu::LookupPrecision lookupPrec;
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tcu::LodPrecision lodPrec;
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int numFailedPixels = 0;
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lookupPrec.coordBits = tcu::IVec3(20, 20, 0);
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lookupPrec.uvwBits = tcu::IVec3(16, 16, 0); // Doesn't really matter since pixels are unicolored.
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lookupPrec.colorThreshold = tcu::computeFixedPointThreshold(max(getBitsVec(pixelFormat) - (isTrilinear ? 2 : 1), tcu::IVec4(0)));
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lookupPrec.colorMask = getCompareMask(pixelFormat);
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lodPrec.derivateBits = 10;
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lodPrec.lodBits = isProjected ? 6 : 8;
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for (int gridY = 0; gridY < gridHeight; gridY++)
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{
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for (int gridX = 0; gridX < gridWidth; gridX++)
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{
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const int curX = cellWidth*gridX;
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const int curY = cellHeight*gridY;
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const int curW = gridX+1 == gridWidth ? (viewport.width-curX) : cellWidth;
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const int curH = gridY+1 == gridHeight ? (viewport.height-curY) : cellHeight;
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const int cellNdx = gridY*gridWidth + gridX;
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// Compute texcoord.
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switch (m_coordType)
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{
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case COORDTYPE_BASIC_BIAS: // Fall-through.
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case COORDTYPE_PROJECTED:
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case COORDTYPE_BASIC: getBasicTexCoord2D (texCoord, cellNdx); break;
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case COORDTYPE_AFFINE: getAffineTexCoord2D (texCoord, cellNdx); break;
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default: DE_ASSERT(DE_FALSE);
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}
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if (isProjected)
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sampleParams.w = s_projections[cellNdx % DE_LENGTH_OF_ARRAY(s_projections)];
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if (useLodBias)
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sampleParams.bias = s_bias[cellNdx % DE_LENGTH_OF_ARRAY(s_bias)];
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// Render ideal result
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sampleTexture(tcu::SurfaceAccess(referenceFrame, pixelFormat, curX, curY, curW, curH),
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refTexture, &texCoord[0], sampleParams);
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// Compare this cell
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numFailedPixels += computeTextureLookupDiff(tcu::getSubregion(renderedFrame.getAccess(), curX, curY, curW, curH),
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tcu::getSubregion(referenceFrame.getAccess(), curX, curY, curW, curH),
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tcu::getSubregion(errorMask.getAccess(), curX, curY, curW, curH),
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m_texture->getRefTexture(), &texCoord[0], sampleParams,
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lookupPrec, lodPrec, m_testCtx.getWatchDog());
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}
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}
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if (numFailedPixels > 0)
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m_testCtx.getLog() << TestLog::Message << "ERROR: Image verification failed, found " << numFailedPixels << " invalid pixels!" << TestLog::EndMessage;
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m_testCtx.getLog() << TestLog::ImageSet("Result", "Verification result")
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<< TestLog::Image("Rendered", "Rendered image", renderedFrame);
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if (numFailedPixels > 0)
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{
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m_testCtx.getLog() << TestLog::Image("Reference", "Ideal reference", referenceFrame)
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<< TestLog::Image("ErrorMask", "Error mask", errorMask);
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}
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m_testCtx.getLog() << TestLog::EndImageSet;
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{
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const bool isOk = numFailedPixels == 0;
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m_testCtx.setTestResult(isOk ? QP_TEST_RESULT_PASS : QP_TEST_RESULT_FAIL,
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isOk ? "Pass" : "Image verification failed");
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}
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}
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return STOP;
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}
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// TextureCubeMipmapCase
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|
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class TextureCubeMipmapCase : public tcu::TestCase
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{
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public:
|
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|
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TextureCubeMipmapCase (tcu::TestContext& testCtx,
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glu::RenderContext& renderCtx,
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const glu::ContextInfo& renderCtxInfo,
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const char* name,
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const char* desc,
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CoordType coordType,
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deUint32 minFilter,
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deUint32 wrapS,
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deUint32 wrapT,
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deUint32 format,
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deUint32 dataType,
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int size);
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~TextureCubeMipmapCase (void);
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void init (void);
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void deinit (void);
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IterateResult iterate (void);
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private:
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TextureCubeMipmapCase (const TextureCubeMipmapCase& other);
|
|
TextureCubeMipmapCase& operator= (const TextureCubeMipmapCase& other);
|
|
|
|
glu::RenderContext& m_renderCtx;
|
|
const glu::ContextInfo& m_renderCtxInfo;
|
|
|
|
CoordType m_coordType;
|
|
deUint32 m_minFilter;
|
|
deUint32 m_wrapS;
|
|
deUint32 m_wrapT;
|
|
deUint32 m_format;
|
|
deUint32 m_dataType;
|
|
int m_size;
|
|
|
|
glu::TextureCube* m_texture;
|
|
TextureRenderer m_renderer;
|
|
};
|
|
|
|
TextureCubeMipmapCase::TextureCubeMipmapCase (tcu::TestContext& testCtx,
|
|
glu::RenderContext& renderCtx,
|
|
const glu::ContextInfo& renderCtxInfo,
|
|
const char* name,
|
|
const char* desc,
|
|
CoordType coordType,
|
|
deUint32 minFilter,
|
|
deUint32 wrapS,
|
|
deUint32 wrapT,
|
|
deUint32 format,
|
|
deUint32 dataType,
|
|
int size)
|
|
: TestCase (testCtx, name, desc)
|
|
, m_renderCtx (renderCtx)
|
|
, m_renderCtxInfo (renderCtxInfo)
|
|
, m_coordType (coordType)
|
|
, m_minFilter (minFilter)
|
|
, m_wrapS (wrapS)
|
|
, m_wrapT (wrapT)
|
|
, m_format (format)
|
|
, m_dataType (dataType)
|
|
, m_size (size)
|
|
, m_texture (DE_NULL)
|
|
, m_renderer (renderCtx, testCtx.getLog(), glu::GLSL_VERSION_100_ES,
|
|
renderCtxInfo.isFragmentHighPrecisionSupported() ? glu::PRECISION_HIGHP // Use highp if available.
|
|
: glu::PRECISION_MEDIUMP)
|
|
{
|
|
}
|
|
|
|
TextureCubeMipmapCase::~TextureCubeMipmapCase (void)
|
|
{
|
|
deinit();
|
|
}
|
|
|
|
void TextureCubeMipmapCase::init (void)
|
|
{
|
|
if (!m_renderCtxInfo.isFragmentHighPrecisionSupported())
|
|
m_testCtx.getLog() << TestLog::Message << "Warning: High precision not supported in fragment shaders." << TestLog::EndMessage;
|
|
|
|
if (m_coordType == COORDTYPE_PROJECTED && m_renderCtx.getRenderTarget().getNumSamples() > 0)
|
|
throw tcu::NotSupportedError("Projected lookup validation not supported in multisample config");
|
|
|
|
m_texture = new TextureCube(m_renderCtx, m_format, m_dataType, m_size);
|
|
|
|
int numLevels = deLog2Floor32(m_size)+1;
|
|
|
|
// Fill texture with colored grid.
|
|
for (int faceNdx = 0; faceNdx < tcu::CUBEFACE_LAST; faceNdx++)
|
|
{
|
|
for (int levelNdx = 0; levelNdx < numLevels; levelNdx++)
|
|
{
|
|
deUint32 step = 0xff / (numLevels-1);
|
|
deUint32 inc = deClamp32(step*levelNdx, 0x00, 0xff);
|
|
deUint32 dec = 0xff - inc;
|
|
deUint32 rgb = 0;
|
|
|
|
switch (faceNdx)
|
|
{
|
|
case 0: rgb = (inc << 16) | (dec << 8) | 255; break;
|
|
case 1: rgb = (255 << 16) | (inc << 8) | dec; break;
|
|
case 2: rgb = (dec << 16) | (255 << 8) | inc; break;
|
|
case 3: rgb = (dec << 16) | (inc << 8) | 255; break;
|
|
case 4: rgb = (255 << 16) | (dec << 8) | inc; break;
|
|
case 5: rgb = (inc << 16) | (255 << 8) | dec; break;
|
|
}
|
|
|
|
deUint32 color = 0xff000000 | rgb;
|
|
|
|
m_texture->getRefTexture().allocLevel((tcu::CubeFace)faceNdx, levelNdx);
|
|
tcu::clear(m_texture->getRefTexture().getLevelFace(levelNdx, (tcu::CubeFace)faceNdx), tcu::RGBA(color).toVec());
|
|
}
|
|
}
|
|
}
|
|
|
|
void TextureCubeMipmapCase::deinit (void)
|
|
{
|
|
delete m_texture;
|
|
m_texture = DE_NULL;
|
|
|
|
m_renderer.clear();
|
|
}
|
|
|
|
static void randomPartition (vector<IVec4>& dst, de::Random& rnd, int x, int y, int width, int height)
|
|
{
|
|
const int minWidth = 8;
|
|
const int minHeight = 8;
|
|
|
|
bool partition = rnd.getFloat() > 0.4f;
|
|
bool partitionX = partition && width > minWidth && rnd.getBool();
|
|
bool partitionY = partition && height > minHeight && !partitionX;
|
|
|
|
if (partitionX)
|
|
{
|
|
int split = width/2 + rnd.getInt(-width/4, +width/4);
|
|
randomPartition(dst, rnd, x, y, split, height);
|
|
randomPartition(dst, rnd, x+split, y, width-split, height);
|
|
}
|
|
else if (partitionY)
|
|
{
|
|
int split = height/2 + rnd.getInt(-height/4, +height/4);
|
|
randomPartition(dst, rnd, x, y, width, split);
|
|
randomPartition(dst, rnd, x, y+split, width, height-split);
|
|
}
|
|
else
|
|
dst.push_back(IVec4(x, y, width, height));
|
|
}
|
|
|
|
static void computeGridLayout (vector<IVec4>& dst, int width, int height)
|
|
{
|
|
de::Random rnd(7);
|
|
randomPartition(dst, rnd, 0, 0, width, height);
|
|
}
|
|
|
|
TextureCubeMipmapCase::IterateResult TextureCubeMipmapCase::iterate (void)
|
|
{
|
|
const deUint32 magFilter = GL_NEAREST;
|
|
const int texWidth = m_texture->getRefTexture().getSize();
|
|
const int texHeight = m_texture->getRefTexture().getSize();
|
|
const int defViewportWidth = texWidth*2;
|
|
const int defViewportHeight = texHeight*2;
|
|
|
|
const glw::Functions& gl = m_renderCtx.getFunctions();
|
|
const RandomViewport viewport (m_renderCtx.getRenderTarget(), defViewportWidth, defViewportHeight, deStringHash(getName()));
|
|
|
|
const bool isProjected = m_coordType == COORDTYPE_PROJECTED;
|
|
const bool useLodBias = m_coordType == COORDTYPE_BASIC_BIAS;
|
|
|
|
vector<float> texCoord;
|
|
tcu::Surface renderedFrame (viewport.width, viewport.height);
|
|
|
|
// Bail out if rendertarget is too small.
|
|
if (viewport.width < defViewportWidth/2 || viewport.height < defViewportHeight/2)
|
|
throw tcu::NotSupportedError("Too small viewport", "", __FILE__, __LINE__);
|
|
|
|
bool isES3Compatible = m_renderCtxInfo.isES3Compatible();
|
|
|
|
// Upload texture data.
|
|
m_texture->upload();
|
|
|
|
// Bind gradient texture and setup sampler parameters.
|
|
gl.bindTexture (GL_TEXTURE_CUBE_MAP, m_texture->getGLTexture());
|
|
gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_S, m_wrapS);
|
|
gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_T, m_wrapT);
|
|
gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, m_minFilter);
|
|
gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, magFilter);
|
|
|
|
GLU_EXPECT_NO_ERROR(gl.getError(), "After texture setup");
|
|
|
|
// Compute grid.
|
|
vector<IVec4> gridLayout;
|
|
computeGridLayout(gridLayout, viewport.width, viewport.height);
|
|
|
|
// Bias values.
|
|
static const float s_bias[] = { 1.0f, -2.0f, 0.8f, -0.5f, 1.5f, 0.9f, 2.0f, 4.0f };
|
|
|
|
// Projection values \note Less agressive than in 2D case due to smaller quads.
|
|
static const Vec4 s_projections[] =
|
|
{
|
|
Vec4(1.2f, 1.0f, 0.7f, 1.0f),
|
|
Vec4(1.3f, 0.8f, 0.6f, 1.1f),
|
|
Vec4(0.8f, 1.0f, 1.2f, 0.8f),
|
|
Vec4(1.2f, 1.0f, 1.3f, 0.9f)
|
|
};
|
|
|
|
// Render with GL
|
|
for (int cellNdx = 0; cellNdx < (int)gridLayout.size(); cellNdx++)
|
|
{
|
|
const int curX = gridLayout[cellNdx].x();
|
|
const int curY = gridLayout[cellNdx].y();
|
|
const int curW = gridLayout[cellNdx].z();
|
|
const int curH = gridLayout[cellNdx].w();
|
|
const tcu::CubeFace cubeFace = (tcu::CubeFace)(cellNdx % tcu::CUBEFACE_LAST);
|
|
RenderParams params (TEXTURETYPE_CUBE);
|
|
|
|
DE_ASSERT(m_coordType != COORDTYPE_AFFINE); // Not supported.
|
|
computeQuadTexCoordCube(texCoord, cubeFace);
|
|
|
|
if (isProjected)
|
|
{
|
|
params.flags |= ReferenceParams::PROJECTED;
|
|
params.w = s_projections[cellNdx % DE_LENGTH_OF_ARRAY(s_projections)];
|
|
}
|
|
|
|
if (useLodBias)
|
|
{
|
|
params.flags |= ReferenceParams::USE_BIAS;
|
|
params.bias = s_bias[cellNdx % DE_LENGTH_OF_ARRAY(s_bias)];
|
|
}
|
|
|
|
// Render with GL.
|
|
gl.viewport(viewport.x+curX, viewport.y+curY, curW, curH);
|
|
m_renderer.renderQuad(0, &texCoord[0], params);
|
|
}
|
|
GLU_EXPECT_NO_ERROR(gl.getError(), "Draw");
|
|
|
|
// Read result.
|
|
glu::readPixels(m_renderCtx, viewport.x, viewport.y, renderedFrame.getAccess());
|
|
GLU_EXPECT_NO_ERROR(gl.getError(), "Read pixels");
|
|
|
|
// Render reference and compare
|
|
{
|
|
tcu::Surface referenceFrame (viewport.width, viewport.height);
|
|
tcu::Surface errorMask (viewport.width, viewport.height);
|
|
int numFailedPixels = 0;
|
|
ReferenceParams params (TEXTURETYPE_CUBE);
|
|
tcu::LookupPrecision lookupPrec;
|
|
tcu::LodPrecision lodPrec;
|
|
|
|
// Params for rendering reference
|
|
params.sampler = glu::mapGLSampler(m_wrapS, m_wrapT, m_minFilter, magFilter);
|
|
params.sampler.seamlessCubeMap = isES3Compatible;
|
|
params.lodMode = LODMODE_EXACT;
|
|
|
|
// Comparison parameters
|
|
lookupPrec.colorMask = getCompareMask(m_renderCtx.getRenderTarget().getPixelFormat());
|
|
lookupPrec.colorThreshold = tcu::computeFixedPointThreshold(max(getBitsVec(m_renderCtx.getRenderTarget().getPixelFormat())-2, IVec4(0)));
|
|
lookupPrec.coordBits = isProjected ? tcu::IVec3(8) : tcu::IVec3(10);
|
|
lookupPrec.uvwBits = tcu::IVec3(5,5,0);
|
|
lodPrec.derivateBits = 10;
|
|
lodPrec.lodBits = isES3Compatible ? 3 : 4;
|
|
lodPrec.lodBits = isProjected ? lodPrec.lodBits : 6;
|
|
|
|
for (int cellNdx = 0; cellNdx < (int)gridLayout.size(); cellNdx++)
|
|
{
|
|
const int curX = gridLayout[cellNdx].x();
|
|
const int curY = gridLayout[cellNdx].y();
|
|
const int curW = gridLayout[cellNdx].z();
|
|
const int curH = gridLayout[cellNdx].w();
|
|
const tcu::CubeFace cubeFace = (tcu::CubeFace)(cellNdx % tcu::CUBEFACE_LAST);
|
|
|
|
DE_ASSERT(m_coordType != COORDTYPE_AFFINE); // Not supported.
|
|
computeQuadTexCoordCube(texCoord, cubeFace);
|
|
|
|
if (isProjected)
|
|
{
|
|
params.flags |= ReferenceParams::PROJECTED;
|
|
params.w = s_projections[cellNdx % DE_LENGTH_OF_ARRAY(s_projections)];
|
|
}
|
|
|
|
if (useLodBias)
|
|
{
|
|
params.flags |= ReferenceParams::USE_BIAS;
|
|
params.bias = s_bias[cellNdx % DE_LENGTH_OF_ARRAY(s_bias)];
|
|
}
|
|
|
|
// Render ideal reference.
|
|
{
|
|
tcu::SurfaceAccess idealDst(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat(), curX, curY, curW, curH);
|
|
sampleTexture(idealDst, m_texture->getRefTexture(), &texCoord[0], params);
|
|
}
|
|
|
|
// Compare this cell
|
|
numFailedPixels += computeTextureLookupDiff(tcu::getSubregion(renderedFrame.getAccess(), curX, curY, curW, curH),
|
|
tcu::getSubregion(referenceFrame.getAccess(), curX, curY, curW, curH),
|
|
tcu::getSubregion(errorMask.getAccess(), curX, curY, curW, curH),
|
|
m_texture->getRefTexture(), &texCoord[0], params,
|
|
lookupPrec, lodPrec, m_testCtx.getWatchDog());
|
|
}
|
|
|
|
if (numFailedPixels > 0)
|
|
m_testCtx.getLog() << TestLog::Message << "ERROR: Image verification failed, found " << numFailedPixels << " invalid pixels!" << TestLog::EndMessage;
|
|
|
|
m_testCtx.getLog() << TestLog::ImageSet("Result", "Verification result")
|
|
<< TestLog::Image("Rendered", "Rendered image", renderedFrame);
|
|
|
|
if (numFailedPixels > 0)
|
|
{
|
|
m_testCtx.getLog() << TestLog::Image("Reference", "Ideal reference", referenceFrame)
|
|
<< TestLog::Image("ErrorMask", "Error mask", errorMask);
|
|
}
|
|
|
|
m_testCtx.getLog() << TestLog::EndImageSet;
|
|
|
|
{
|
|
const bool isOk = numFailedPixels == 0;
|
|
m_testCtx.setTestResult(isOk ? QP_TEST_RESULT_PASS : QP_TEST_RESULT_FAIL,
|
|
isOk ? "Pass" : "Image verification failed");
|
|
}
|
|
}
|
|
|
|
return STOP;
|
|
}
|
|
|
|
// Texture2DGenMipmapCase
|
|
|
|
class Texture2DGenMipmapCase : public tcu::TestCase
|
|
{
|
|
public:
|
|
|
|
Texture2DGenMipmapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const char* name, const char* desc, deUint32 format, deUint32 dataType, deUint32 hint, int width, int height);
|
|
~Texture2DGenMipmapCase (void);
|
|
|
|
void init (void);
|
|
void deinit (void);
|
|
IterateResult iterate (void);
|
|
|
|
private:
|
|
Texture2DGenMipmapCase (const Texture2DGenMipmapCase& other);
|
|
Texture2DGenMipmapCase& operator= (const Texture2DGenMipmapCase& other);
|
|
|
|
glu::RenderContext& m_renderCtx;
|
|
|
|
deUint32 m_format;
|
|
deUint32 m_dataType;
|
|
deUint32 m_hint;
|
|
int m_width;
|
|
int m_height;
|
|
|
|
glu::Texture2D* m_texture;
|
|
TextureRenderer m_renderer;
|
|
};
|
|
|
|
Texture2DGenMipmapCase::Texture2DGenMipmapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const char* name, const char* desc, deUint32 format, deUint32 dataType, deUint32 hint, int width, int height)
|
|
: TestCase (testCtx, name, desc)
|
|
, m_renderCtx (renderCtx)
|
|
, m_format (format)
|
|
, m_dataType (dataType)
|
|
, m_hint (hint)
|
|
, m_width (width)
|
|
, m_height (height)
|
|
, m_texture (DE_NULL)
|
|
, m_renderer (renderCtx, testCtx.getLog(), glu::GLSL_VERSION_100_ES, glu::PRECISION_MEDIUMP)
|
|
{
|
|
}
|
|
|
|
Texture2DGenMipmapCase::~Texture2DGenMipmapCase (void)
|
|
{
|
|
deinit();
|
|
}
|
|
|
|
void Texture2DGenMipmapCase::init (void)
|
|
{
|
|
DE_ASSERT(!m_texture);
|
|
m_texture = new Texture2D(m_renderCtx, m_format, m_dataType, m_width, m_height);
|
|
}
|
|
|
|
void Texture2DGenMipmapCase::deinit (void)
|
|
{
|
|
delete m_texture;
|
|
m_texture = DE_NULL;
|
|
|
|
m_renderer.clear();
|
|
}
|
|
|
|
Texture2DGenMipmapCase::IterateResult Texture2DGenMipmapCase::iterate (void)
|
|
{
|
|
const glw::Functions& gl = m_renderCtx.getFunctions();
|
|
|
|
const deUint32 minFilter = GL_NEAREST_MIPMAP_NEAREST;
|
|
const deUint32 magFilter = GL_NEAREST;
|
|
const deUint32 wrapS = GL_CLAMP_TO_EDGE;
|
|
const deUint32 wrapT = GL_CLAMP_TO_EDGE;
|
|
|
|
const int numLevels = deLog2Floor32(de::max(m_width, m_height))+1;
|
|
|
|
tcu::Texture2D resultTexture (tcu::TextureFormat(tcu::TextureFormat::RGBA, tcu::TextureFormat::UNORM_INT8), m_texture->getRefTexture().getWidth(), m_texture->getRefTexture().getHeight(), isES2Context(m_renderCtx.getType()));
|
|
|
|
vector<float> texCoord;
|
|
|
|
// Initialize texture level 0 with colored grid.
|
|
m_texture->getRefTexture().allocLevel(0);
|
|
tcu::fillWithGrid(m_texture->getRefTexture().getLevel(0), 8, tcu::Vec4(1.0f, 0.5f, 0.0f, 0.5f), tcu::Vec4(0.0f, 0.0f, 1.0f, 1.0f));
|
|
|
|
// Upload data and setup params.
|
|
m_texture->upload();
|
|
|
|
gl.bindTexture (GL_TEXTURE_2D, m_texture->getGLTexture());
|
|
gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrapS);
|
|
gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapT);
|
|
gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, minFilter);
|
|
gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, magFilter);
|
|
GLU_EXPECT_NO_ERROR(gl.getError(), "After texture setup");
|
|
|
|
// Generate mipmap.
|
|
gl.hint(GL_GENERATE_MIPMAP_HINT, m_hint);
|
|
gl.generateMipmap(GL_TEXTURE_2D);
|
|
GLU_EXPECT_NO_ERROR(gl.getError(), "glGenerateMipmap()");
|
|
|
|
// Use (0, 0) -> (1, 1) texture coordinates.
|
|
computeQuadTexCoord2D(texCoord, Vec2(0.0f, 0.0f), Vec2(1.0f, 1.0f));
|
|
|
|
// Fetch resulting texture by rendering.
|
|
for (int levelNdx = 0; levelNdx < numLevels; levelNdx++)
|
|
{
|
|
const int levelWidth = de::max(1, m_width >> levelNdx);
|
|
const int levelHeight = de::max(1, m_height >> levelNdx);
|
|
const RandomViewport viewport (m_renderCtx.getRenderTarget(), levelWidth, levelHeight, deStringHash(getName()) + levelNdx);
|
|
|
|
gl.viewport(viewport.x, viewport.y, viewport.width, viewport.height);
|
|
m_renderer.renderQuad(0, &texCoord[0], TEXTURETYPE_2D);
|
|
|
|
resultTexture.allocLevel(levelNdx);
|
|
glu::readPixels(m_renderCtx, viewport.x, viewport.y, resultTexture.getLevel(levelNdx));
|
|
}
|
|
|
|
// Compare results
|
|
{
|
|
|
|
const IVec4 framebufferBits = max(getBitsVec(m_renderCtx.getRenderTarget().getPixelFormat())-2, IVec4(0));
|
|
const IVec4 formatBits = tcu::getTextureFormatBitDepth(glu::mapGLTransferFormat(m_format, m_dataType));
|
|
const tcu::BVec4 formatMask = greaterThan(formatBits, IVec4(0));
|
|
const IVec4 cmpBits = select(min(framebufferBits, formatBits), framebufferBits, formatMask);
|
|
GenMipmapPrecision comparePrec;
|
|
|
|
comparePrec.colorMask = getCompareMask(m_renderCtx.getRenderTarget().getPixelFormat());
|
|
comparePrec.colorThreshold = tcu::computeFixedPointThreshold(cmpBits);
|
|
comparePrec.filterBits = tcu::IVec3(4, 4, 0);
|
|
|
|
const qpTestResult compareResult = compareGenMipmapResult(m_testCtx.getLog(), resultTexture, m_texture->getRefTexture(), comparePrec);
|
|
|
|
m_testCtx.setTestResult(compareResult, compareResult == QP_TEST_RESULT_PASS ? "Pass" :
|
|
compareResult == QP_TEST_RESULT_QUALITY_WARNING ? "Low-quality method used" :
|
|
compareResult == QP_TEST_RESULT_FAIL ? "Image comparison failed" : "");
|
|
}
|
|
|
|
return STOP;
|
|
}
|
|
|
|
// TextureCubeGenMipmapCase
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class TextureCubeGenMipmapCase : public tcu::TestCase
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{
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public:
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TextureCubeGenMipmapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const char* name, const char* desc, deUint32 format, deUint32 dataType, deUint32 hint, int size);
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~TextureCubeGenMipmapCase (void);
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void init (void);
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void deinit (void);
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IterateResult iterate (void);
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private:
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TextureCubeGenMipmapCase (const TextureCubeGenMipmapCase& other);
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TextureCubeGenMipmapCase& operator= (const TextureCubeGenMipmapCase& other);
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glu::RenderContext& m_renderCtx;
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deUint32 m_format;
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deUint32 m_dataType;
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deUint32 m_hint;
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int m_size;
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glu::TextureCube* m_texture;
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TextureRenderer m_renderer;
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};
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TextureCubeGenMipmapCase::TextureCubeGenMipmapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const char* name, const char* desc, deUint32 format, deUint32 dataType, deUint32 hint, int size)
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: TestCase (testCtx, name, desc)
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, m_renderCtx (renderCtx)
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, m_format (format)
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, m_dataType (dataType)
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, m_hint (hint)
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, m_size (size)
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, m_texture (DE_NULL)
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, m_renderer (renderCtx, testCtx.getLog(), glu::GLSL_VERSION_100_ES, glu::PRECISION_MEDIUMP)
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{
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}
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TextureCubeGenMipmapCase::~TextureCubeGenMipmapCase (void)
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{
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deinit();
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}
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void TextureCubeGenMipmapCase::init (void)
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{
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if (m_renderCtx.getRenderTarget().getWidth() < 3*m_size || m_renderCtx.getRenderTarget().getHeight() < 2*m_size)
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throw tcu::NotSupportedError("Render target size must be at least (" + de::toString(3*m_size) + ", " + de::toString(2*m_size) + ")");
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DE_ASSERT(!m_texture);
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m_texture = new TextureCube(m_renderCtx, m_format, m_dataType, m_size);
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}
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void TextureCubeGenMipmapCase::deinit (void)
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{
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delete m_texture;
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m_texture = DE_NULL;
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m_renderer.clear();
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}
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TextureCubeGenMipmapCase::IterateResult TextureCubeGenMipmapCase::iterate (void)
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{
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const glw::Functions& gl = m_renderCtx.getFunctions();
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const deUint32 minFilter = GL_NEAREST_MIPMAP_NEAREST;
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const deUint32 magFilter = GL_NEAREST;
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const deUint32 wrapS = GL_CLAMP_TO_EDGE;
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const deUint32 wrapT = GL_CLAMP_TO_EDGE;
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tcu::TextureCube resultTexture (tcu::TextureFormat(tcu::TextureFormat::RGBA, tcu::TextureFormat::UNORM_INT8), m_size);
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const int numLevels = deLog2Floor32(m_size)+1;
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vector<float> texCoord;
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// Initialize texture level 0 with colored grid.
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for (int face = 0; face < tcu::CUBEFACE_LAST; face++)
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{
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Vec4 ca, cb; // Grid colors.
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switch (face)
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{
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case 0: ca = Vec4(1.0f, 0.3f, 0.0f, 0.7f); cb = Vec4(0.0f, 0.0f, 1.0f, 1.0f); break;
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case 1: ca = Vec4(0.0f, 1.0f, 0.5f, 0.5f); cb = Vec4(1.0f, 0.0f, 0.0f, 1.0f); break;
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case 2: ca = Vec4(0.7f, 0.0f, 1.0f, 0.3f); cb = Vec4(0.0f, 1.0f, 0.0f, 1.0f); break;
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case 3: ca = Vec4(0.0f, 0.3f, 1.0f, 1.0f); cb = Vec4(1.0f, 0.0f, 0.0f, 0.7f); break;
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case 4: ca = Vec4(1.0f, 0.0f, 0.5f, 1.0f); cb = Vec4(0.0f, 1.0f, 0.0f, 0.5f); break;
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case 5: ca = Vec4(0.7f, 1.0f, 0.0f, 1.0f); cb = Vec4(0.0f, 0.0f, 1.0f, 0.3f); break;
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}
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m_texture->getRefTexture().allocLevel((tcu::CubeFace)face, 0);
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fillWithGrid(m_texture->getRefTexture().getLevelFace(0, (tcu::CubeFace)face), 8, ca, cb);
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}
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// Upload data and setup params.
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m_texture->upload();
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gl.bindTexture (GL_TEXTURE_CUBE_MAP, m_texture->getGLTexture());
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gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_S, wrapS);
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gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_T, wrapT);
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gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, minFilter);
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gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, magFilter);
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GLU_EXPECT_NO_ERROR(gl.getError(), "After texture setup");
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// Generate mipmap.
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gl.hint(GL_GENERATE_MIPMAP_HINT, m_hint);
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gl.generateMipmap(GL_TEXTURE_CUBE_MAP);
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GLU_EXPECT_NO_ERROR(gl.getError(), "glGenerateMipmap()");
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// Render all levels.
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for (int levelNdx = 0; levelNdx < numLevels; levelNdx++)
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{
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const int levelWidth = de::max(1, m_size >> levelNdx);
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const int levelHeight = de::max(1, m_size >> levelNdx);
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for (int faceNdx = 0; faceNdx < tcu::CUBEFACE_LAST; faceNdx++)
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{
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const RandomViewport viewport (m_renderCtx.getRenderTarget(), levelWidth*3, levelHeight*2, deStringHash(getName()) ^ deInt32Hash(levelNdx + faceNdx));
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const tcu::CubeFace face = tcu::CubeFace(faceNdx);
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computeQuadTexCoordCube(texCoord, face);
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gl.viewport(viewport.x, viewport.y, levelWidth, levelHeight);
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m_renderer.renderQuad(0, &texCoord[0], TEXTURETYPE_CUBE);
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resultTexture.allocLevel(face, levelNdx);
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glu::readPixels(m_renderCtx, viewport.x, viewport.y, resultTexture.getLevelFace(levelNdx, face));
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}
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}
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// Compare results
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{
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const IVec4 framebufferBits = max(getBitsVec(m_renderCtx.getRenderTarget().getPixelFormat())-2, IVec4(0));
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const IVec4 formatBits = tcu::getTextureFormatBitDepth(glu::mapGLTransferFormat(m_format, m_dataType));
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const tcu::BVec4 formatMask = greaterThan(formatBits, IVec4(0));
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const IVec4 cmpBits = select(min(framebufferBits, formatBits), framebufferBits, formatMask);
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GenMipmapPrecision comparePrec;
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comparePrec.colorMask = getCompareMask(m_renderCtx.getRenderTarget().getPixelFormat());
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comparePrec.colorThreshold = tcu::computeFixedPointThreshold(cmpBits);
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comparePrec.filterBits = tcu::IVec3(4, 4, 0);
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const qpTestResult compareResult = compareGenMipmapResult(m_testCtx.getLog(), resultTexture, m_texture->getRefTexture(), comparePrec);
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m_testCtx.setTestResult(compareResult, compareResult == QP_TEST_RESULT_PASS ? "Pass" :
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compareResult == QP_TEST_RESULT_QUALITY_WARNING ? "Low-quality method used" :
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compareResult == QP_TEST_RESULT_FAIL ? "Image comparison failed" : "");
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}
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return STOP;
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}
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TextureMipmapTests::TextureMipmapTests (Context& context)
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: TestCaseGroup(context, "mipmap", "Mipmapping tests")
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{
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}
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TextureMipmapTests::~TextureMipmapTests (void)
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{
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}
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void TextureMipmapTests::init (void)
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{
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tcu::TestCaseGroup* group2D = new tcu::TestCaseGroup(m_testCtx, "2d", "2D Texture Mipmapping");
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tcu::TestCaseGroup* groupCube = new tcu::TestCaseGroup(m_testCtx, "cube", "Cube Map Filtering");
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addChild(group2D);
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addChild(groupCube);
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static const struct
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{
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const char* name;
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deUint32 mode;
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} wrapModes[] =
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{
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{ "clamp", GL_CLAMP_TO_EDGE },
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{ "repeat", GL_REPEAT },
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{ "mirror", GL_MIRRORED_REPEAT }
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};
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static const struct
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{
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const char* name;
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deUint32 mode;
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} minFilterModes[] =
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{
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{ "nearest_nearest", GL_NEAREST_MIPMAP_NEAREST },
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{ "linear_nearest", GL_LINEAR_MIPMAP_NEAREST },
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{ "nearest_linear", GL_NEAREST_MIPMAP_LINEAR },
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{ "linear_linear", GL_LINEAR_MIPMAP_LINEAR }
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};
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static const struct
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{
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CoordType type;
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const char* name;
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const char* desc;
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} coordTypes[] =
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{
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{ COORDTYPE_BASIC, "basic", "Mipmapping with translated and scaled coordinates" },
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{ COORDTYPE_AFFINE, "affine", "Mipmapping with affine coordinate transform" },
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{ COORDTYPE_PROJECTED, "projected", "Mipmapping with perspective projection" }
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};
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static const struct
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{
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const char* name;
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deUint32 format;
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deUint32 dataType;
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} formats[] =
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{
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{ "a8", GL_ALPHA, GL_UNSIGNED_BYTE },
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{ "l8", GL_LUMINANCE, GL_UNSIGNED_BYTE },
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{ "la88", GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE },
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{ "rgb565", GL_RGB, GL_UNSIGNED_SHORT_5_6_5 },
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{ "rgb888", GL_RGB, GL_UNSIGNED_BYTE },
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{ "rgba4444", GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4 },
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{ "rgba5551", GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1 },
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{ "rgba8888", GL_RGBA, GL_UNSIGNED_BYTE }
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};
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static const struct
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{
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const char* name;
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deUint32 hint;
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} genHints[] =
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{
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{ "fastest", GL_FASTEST },
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{ "nicest", GL_NICEST }
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};
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static const struct
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{
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const char* name;
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int width;
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int height;
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} tex2DSizes[] =
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{
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{ DE_NULL, 64, 64 }, // Default.
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{ "non_square", 32, 64 }
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};
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// 2D cases.
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for (int coordType = 0; coordType < DE_LENGTH_OF_ARRAY(coordTypes); coordType++)
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{
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tcu::TestCaseGroup* coordTypeGroup = new tcu::TestCaseGroup(m_testCtx, coordTypes[coordType].name, coordTypes[coordType].desc);
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group2D->addChild(coordTypeGroup);
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for (int minFilter = 0; minFilter < DE_LENGTH_OF_ARRAY(minFilterModes); minFilter++)
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{
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for (int wrapMode = 0; wrapMode < DE_LENGTH_OF_ARRAY(wrapModes); wrapMode++)
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{
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// Add non_square variants to basic cases only.
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int sizeEnd = coordTypes[coordType].type == COORDTYPE_BASIC ? DE_LENGTH_OF_ARRAY(tex2DSizes) : 1;
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for (int size = 0; size < sizeEnd; size++)
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{
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std::ostringstream name;
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name << minFilterModes[minFilter].name
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<< "_" << wrapModes[wrapMode].name;
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if (tex2DSizes[size].name)
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name << "_" << tex2DSizes[size].name;
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coordTypeGroup->addChild(new Texture2DMipmapCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(),
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name.str().c_str(), "",
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coordTypes[coordType].type,
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minFilterModes[minFilter].mode,
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wrapModes[wrapMode].mode,
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wrapModes[wrapMode].mode,
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GL_RGBA, GL_UNSIGNED_BYTE,
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tex2DSizes[size].width, tex2DSizes[size].height));
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}
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}
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}
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}
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// 2D bias variants.
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{
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tcu::TestCaseGroup* biasGroup = new tcu::TestCaseGroup(m_testCtx, "bias", "User-supplied bias value");
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group2D->addChild(biasGroup);
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for (int minFilter = 0; minFilter < DE_LENGTH_OF_ARRAY(minFilterModes); minFilter++)
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biasGroup->addChild(new Texture2DMipmapCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(),
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minFilterModes[minFilter].name, "",
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COORDTYPE_BASIC_BIAS,
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minFilterModes[minFilter].mode,
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GL_REPEAT, GL_REPEAT,
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GL_RGBA, GL_UNSIGNED_BYTE,
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tex2DSizes[0].width, tex2DSizes[0].height));
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}
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// 2D mipmap generation variants.
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{
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tcu::TestCaseGroup* genMipmapGroup = new tcu::TestCaseGroup(m_testCtx, "generate", "Mipmap generation tests");
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group2D->addChild(genMipmapGroup);
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for (int format = 0; format < DE_LENGTH_OF_ARRAY(formats); format++)
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{
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for (int size = 0; size < DE_LENGTH_OF_ARRAY(tex2DSizes); size++)
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{
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for (int hint = 0; hint < DE_LENGTH_OF_ARRAY(genHints); hint++)
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{
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std::ostringstream name;
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name << formats[format].name;
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if (tex2DSizes[size].name)
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name << "_" << tex2DSizes[size].name;
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name << "_" << genHints[hint].name;
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genMipmapGroup->addChild(new Texture2DGenMipmapCase(m_testCtx, m_context.getRenderContext(), name.str().c_str(), "",
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formats[format].format, formats[format].dataType, genHints[hint].hint,
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tex2DSizes[size].width, tex2DSizes[size].height));
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}
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}
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}
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}
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const int cubeMapSize = 64;
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static const struct
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{
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CoordType type;
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const char* name;
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const char* desc;
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} cubeCoordTypes[] =
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{
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{ COORDTYPE_BASIC, "basic", "Mipmapping with translated and scaled coordinates" },
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{ COORDTYPE_PROJECTED, "projected", "Mipmapping with perspective projection" },
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{ COORDTYPE_BASIC_BIAS, "bias", "User-supplied bias value" }
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};
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// Cubemap cases.
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for (int coordType = 0; coordType < DE_LENGTH_OF_ARRAY(cubeCoordTypes); coordType++)
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{
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tcu::TestCaseGroup* coordTypeGroup = new tcu::TestCaseGroup(m_testCtx, cubeCoordTypes[coordType].name, cubeCoordTypes[coordType].desc);
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groupCube->addChild(coordTypeGroup);
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for (int minFilter = 0; minFilter < DE_LENGTH_OF_ARRAY(minFilterModes); minFilter++)
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{
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coordTypeGroup->addChild(new TextureCubeMipmapCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(),
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minFilterModes[minFilter].name, "",
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cubeCoordTypes[coordType].type,
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minFilterModes[minFilter].mode,
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GL_CLAMP_TO_EDGE,
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GL_CLAMP_TO_EDGE,
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GL_RGBA, GL_UNSIGNED_BYTE, cubeMapSize));
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}
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}
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// Cubemap mipmap generation variants.
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{
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tcu::TestCaseGroup* genMipmapGroup = new tcu::TestCaseGroup(m_testCtx, "generate", "Mipmap generation tests");
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groupCube->addChild(genMipmapGroup);
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for (int format = 0; format < DE_LENGTH_OF_ARRAY(formats); format++)
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{
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for (int hint = 0; hint < DE_LENGTH_OF_ARRAY(genHints); hint++)
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{
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std::ostringstream name;
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name << formats[format].name
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<< "_" << genHints[hint].name;
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genMipmapGroup->addChild(new TextureCubeGenMipmapCase(m_testCtx, m_context.getRenderContext(), name.str().c_str(), "", formats[format].format, formats[format].dataType, genHints[hint].hint, cubeMapSize));
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}
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}
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}
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}
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} // Functional
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} // gles2
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} // deqp
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