13c827367444ee418f129b2c238299f49d3264554Jarkko Poyry/*------------------------------------------------------------------------- 23c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * drawElements Quality Program Reference Renderer 33c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * ----------------------------------------------- 43c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 53c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * Copyright 2014 The Android Open Source Project 63c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 73c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * Licensed under the Apache License, Version 2.0 (the "License"); 83c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * you may not use this file except in compliance with the License. 93c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * You may obtain a copy of the License at 103c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 113c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * http://www.apache.org/licenses/LICENSE-2.0 123c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 133c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * Unless required by applicable law or agreed to in writing, software 143c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * distributed under the License is distributed on an "AS IS" BASIS, 153c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 163c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * See the License for the specific language governing permissions and 173c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * limitations under the License. 183c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 193c827367444ee418f129b2c238299f49d3264554Jarkko Poyry *//*! 203c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * \file 213c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * \brief Multisampled pixel buffer access 223c827367444ee418f129b2c238299f49d3264554Jarkko Poyry *//*--------------------------------------------------------------------*/ 233c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 243c827367444ee418f129b2c238299f49d3264554Jarkko Poyry#include "rrMultisamplePixelBufferAccess.hpp" 253c827367444ee418f129b2c238299f49d3264554Jarkko Poyry#include "tcuTextureUtil.hpp" 263c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 273c827367444ee418f129b2c238299f49d3264554Jarkko Poyrynamespace rr 283c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 293c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 303c827367444ee418f129b2c238299f49d3264554Jarkko PoyryMultisamplePixelBufferAccess::MultisamplePixelBufferAccess (const tcu::PixelBufferAccess& rawAccess) 313c827367444ee418f129b2c238299f49d3264554Jarkko Poyry : m_access(rawAccess) 323c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 333c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 343c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 353c827367444ee418f129b2c238299f49d3264554Jarkko PoyryMultisamplePixelBufferAccess::MultisamplePixelBufferAccess (void) 363c827367444ee418f129b2c238299f49d3264554Jarkko Poyry : m_access(tcu::PixelBufferAccess(tcu::TextureFormat(), 0, 0, 0, 0, 0, DE_NULL)) 373c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 383c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 393c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 403c827367444ee418f129b2c238299f49d3264554Jarkko Poyryconst tcu::PixelBufferAccess MultisamplePixelBufferAccess::toSinglesampleAccess (void) const 413c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 423c827367444ee418f129b2c238299f49d3264554Jarkko Poyry DE_ASSERT(getNumSamples() == 1); 433c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 443c827367444ee418f129b2c238299f49d3264554Jarkko Poyry return tcu::PixelBufferAccess(m_access.getFormat(), 453c827367444ee418f129b2c238299f49d3264554Jarkko Poyry m_access.getHeight(), 463c827367444ee418f129b2c238299f49d3264554Jarkko Poyry m_access.getDepth(), 473c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1, 483c827367444ee418f129b2c238299f49d3264554Jarkko Poyry m_access.getSlicePitch(), 493c827367444ee418f129b2c238299f49d3264554Jarkko Poyry m_access.getSlicePitch() * m_access.getDepth(), 503c827367444ee418f129b2c238299f49d3264554Jarkko Poyry m_access.getDataPtr()); 513c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 523c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 533c827367444ee418f129b2c238299f49d3264554Jarkko PoyryMultisamplePixelBufferAccess MultisamplePixelBufferAccess::fromSinglesampleAccess (const tcu::PixelBufferAccess& original) 543c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 553c827367444ee418f129b2c238299f49d3264554Jarkko Poyry return MultisamplePixelBufferAccess( 563c827367444ee418f129b2c238299f49d3264554Jarkko Poyry tcu::PixelBufferAccess( 573c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getFormat(), 583c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1, 593c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getWidth(), 603c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getHeight(), 613c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getFormat().getPixelSize(), 623c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getRowPitch(), 633c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getDataPtr())); 643c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 653c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 663c827367444ee418f129b2c238299f49d3264554Jarkko PoyryMultisamplePixelBufferAccess MultisamplePixelBufferAccess::fromMultisampleAccess (const tcu::PixelBufferAccess& multisampledAccess) 673c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 683c827367444ee418f129b2c238299f49d3264554Jarkko Poyry return MultisamplePixelBufferAccess(multisampledAccess); 693c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 703c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 713c827367444ee418f129b2c238299f49d3264554Jarkko PoyryMultisampleConstPixelBufferAccess::MultisampleConstPixelBufferAccess (void) 723c827367444ee418f129b2c238299f49d3264554Jarkko Poyry : m_access(tcu::ConstPixelBufferAccess(tcu::TextureFormat(), 0, 0, 0, 0, 0, DE_NULL)) 733c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 743c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 753c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 763c827367444ee418f129b2c238299f49d3264554Jarkko PoyryMultisampleConstPixelBufferAccess::MultisampleConstPixelBufferAccess (const tcu::ConstPixelBufferAccess& rawAccess) 773c827367444ee418f129b2c238299f49d3264554Jarkko Poyry : m_access(rawAccess) 783c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 793c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 803c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 813c827367444ee418f129b2c238299f49d3264554Jarkko PoyryMultisampleConstPixelBufferAccess::MultisampleConstPixelBufferAccess (const rr::MultisamplePixelBufferAccess& msAccess) 823c827367444ee418f129b2c238299f49d3264554Jarkko Poyry : m_access(msAccess.raw()) 833c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 843c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 853c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 863c827367444ee418f129b2c238299f49d3264554Jarkko Poyryconst tcu::ConstPixelBufferAccess MultisampleConstPixelBufferAccess::toSinglesampleAccess (void) const 873c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 883c827367444ee418f129b2c238299f49d3264554Jarkko Poyry DE_ASSERT(getNumSamples() == 1); 893c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 903c827367444ee418f129b2c238299f49d3264554Jarkko Poyry return tcu::ConstPixelBufferAccess(m_access.getFormat(), 913c827367444ee418f129b2c238299f49d3264554Jarkko Poyry m_access.getHeight(), 923c827367444ee418f129b2c238299f49d3264554Jarkko Poyry m_access.getDepth(), 933c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1, 943c827367444ee418f129b2c238299f49d3264554Jarkko Poyry m_access.getSlicePitch(), 953c827367444ee418f129b2c238299f49d3264554Jarkko Poyry m_access.getSlicePitch() * m_access.getDepth(), 963c827367444ee418f129b2c238299f49d3264554Jarkko Poyry m_access.getDataPtr()); 973c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 983c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 993c827367444ee418f129b2c238299f49d3264554Jarkko PoyryMultisampleConstPixelBufferAccess MultisampleConstPixelBufferAccess::fromSinglesampleAccess (const tcu::ConstPixelBufferAccess& original) 1003c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 1013c827367444ee418f129b2c238299f49d3264554Jarkko Poyry return MultisampleConstPixelBufferAccess( 1023c827367444ee418f129b2c238299f49d3264554Jarkko Poyry tcu::ConstPixelBufferAccess( 1033c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getFormat(), 1043c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1, 1053c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getWidth(), 1063c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getHeight(), 1073c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getFormat().getPixelSize(), 1083c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getRowPitch(), 1093c827367444ee418f129b2c238299f49d3264554Jarkko Poyry original.getDataPtr())); 1103c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 1113c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1123c827367444ee418f129b2c238299f49d3264554Jarkko PoyryMultisampleConstPixelBufferAccess MultisampleConstPixelBufferAccess::fromMultisampleAccess (const tcu::ConstPixelBufferAccess& multisampledAccess) 1133c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 1143c827367444ee418f129b2c238299f49d3264554Jarkko Poyry return MultisampleConstPixelBufferAccess(multisampledAccess); 1153c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 1163c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1173c827367444ee418f129b2c238299f49d3264554Jarkko PoyryMultisamplePixelBufferAccess getSubregion (const MultisamplePixelBufferAccess& access, int x, int y, int width, int height) 1183c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 1193c827367444ee418f129b2c238299f49d3264554Jarkko Poyry return MultisamplePixelBufferAccess::fromMultisampleAccess(tcu::getSubregion(access.raw(), 0, x, y, access.getNumSamples(), width, height)); 1203c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 1213c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1223c827367444ee418f129b2c238299f49d3264554Jarkko PoyryMultisampleConstPixelBufferAccess getSubregion (const MultisampleConstPixelBufferAccess& access, int x, int y, int width, int height) 1233c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 1243c827367444ee418f129b2c238299f49d3264554Jarkko Poyry return MultisampleConstPixelBufferAccess::fromMultisampleAccess(tcu::getSubregion(access.raw(), 0, x, y, access.getNumSamples(), width, height)); 1253c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 1263c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1273c827367444ee418f129b2c238299f49d3264554Jarkko Poyryvoid resolveMultisampleColorBuffer (const tcu::PixelBufferAccess& dst, const MultisampleConstPixelBufferAccess& src) 1283c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 1293c827367444ee418f129b2c238299f49d3264554Jarkko Poyry DE_ASSERT(dst.getWidth() == src.raw().getHeight()); 1303c827367444ee418f129b2c238299f49d3264554Jarkko Poyry DE_ASSERT(dst.getHeight() == src.raw().getDepth()); 1313c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1323c827367444ee418f129b2c238299f49d3264554Jarkko Poyry float numSamplesInv = 1.0f / (float)src.getNumSamples(); 1333c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1343c827367444ee418f129b2c238299f49d3264554Jarkko Poyry for (int y = 0; y < dst.getHeight(); y++) 1353c827367444ee418f129b2c238299f49d3264554Jarkko Poyry { 1363c827367444ee418f129b2c238299f49d3264554Jarkko Poyry for (int x = 0; x < dst.getWidth(); x++) 1373c827367444ee418f129b2c238299f49d3264554Jarkko Poyry { 1383c827367444ee418f129b2c238299f49d3264554Jarkko Poyry tcu::Vec4 sum; 1393c827367444ee418f129b2c238299f49d3264554Jarkko Poyry for (int s = 0; s < src.raw().getWidth(); s++) 1403c827367444ee418f129b2c238299f49d3264554Jarkko Poyry sum += src.raw().getPixel(s, x, y); 1413c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1423c827367444ee418f129b2c238299f49d3264554Jarkko Poyry dst.setPixel(sum*numSamplesInv, x, y); 1433c827367444ee418f129b2c238299f49d3264554Jarkko Poyry } 1443c827367444ee418f129b2c238299f49d3264554Jarkko Poyry } 1453c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 1463c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1473c827367444ee418f129b2c238299f49d3264554Jarkko Poyrytcu::Vec4 resolveMultisamplePixel (const MultisampleConstPixelBufferAccess& access, int x, int y) 1483c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 1493c827367444ee418f129b2c238299f49d3264554Jarkko Poyry tcu::Vec4 sum; 1503c827367444ee418f129b2c238299f49d3264554Jarkko Poyry for (int s = 0; s < access.getNumSamples(); s++) 1513c827367444ee418f129b2c238299f49d3264554Jarkko Poyry sum += access.raw().getPixel(s, x, y); 1523c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1533c827367444ee418f129b2c238299f49d3264554Jarkko Poyry return sum / (float)access.getNumSamples(); 1543c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 1553c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1563c827367444ee418f129b2c238299f49d3264554Jarkko Poyryvoid clear (const MultisamplePixelBufferAccess& access, const tcu::Vec4& color) 1573c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 1583c827367444ee418f129b2c238299f49d3264554Jarkko Poyry tcu::clear(access.raw(), color); 1593c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 1603c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1613c827367444ee418f129b2c238299f49d3264554Jarkko Poyryvoid clear (const MultisamplePixelBufferAccess& access, const tcu::IVec4& color) 1623c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 1633c827367444ee418f129b2c238299f49d3264554Jarkko Poyry tcu::clear(access.raw(), color); 1643c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 1653c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1663c827367444ee418f129b2c238299f49d3264554Jarkko Poyryvoid clearDepth (const MultisamplePixelBufferAccess& access, float depth) 1673c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 1683c827367444ee418f129b2c238299f49d3264554Jarkko Poyry tcu::clearDepth(access.raw(), depth); 1693c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 1703c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1713c827367444ee418f129b2c238299f49d3264554Jarkko Poyryvoid clearStencil (const MultisamplePixelBufferAccess& access, int stencil) 1723c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 1733c827367444ee418f129b2c238299f49d3264554Jarkko Poyry tcu::clearStencil(access.raw(), stencil); 1743c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} 1753c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 1763c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} // rr 177