13c827367444ee418f129b2c238299f49d3264554Jarkko Poyry#ifndef _RRFRAGMENTPACKET_HPP 23c827367444ee418f129b2c238299f49d3264554Jarkko Poyry#define _RRFRAGMENTPACKET_HPP 33c827367444ee418f129b2c238299f49d3264554Jarkko Poyry/*------------------------------------------------------------------------- 43c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * drawElements Quality Program Reference Renderer 53c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * ----------------------------------------------- 63c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 73c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * Copyright 2014 The Android Open Source Project 83c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 93c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * Licensed under the Apache License, Version 2.0 (the "License"); 103c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * you may not use this file except in compliance with the License. 113c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * You may obtain a copy of the License at 123c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 133c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * http://www.apache.org/licenses/LICENSE-2.0 143c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 153c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * Unless required by applicable law or agreed to in writing, software 163c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * distributed under the License is distributed on an "AS IS" BASIS, 173c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 183c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * See the License for the specific language governing permissions and 193c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * limitations under the License. 203c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 213c827367444ee418f129b2c238299f49d3264554Jarkko Poyry *//*! 223c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * \file 233c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * \brief Fragment packet 243c827367444ee418f129b2c238299f49d3264554Jarkko Poyry *//*--------------------------------------------------------------------*/ 253c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 263c827367444ee418f129b2c238299f49d3264554Jarkko Poyry#include "rrDefs.hpp" 273c827367444ee418f129b2c238299f49d3264554Jarkko Poyry#include "rrGenericVector.hpp" 283c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 293c827367444ee418f129b2c238299f49d3264554Jarkko Poyrynamespace rr 303c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 313c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 323c827367444ee418f129b2c238299f49d3264554Jarkko Poyryenum 333c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 343c827367444ee418f129b2c238299f49d3264554Jarkko Poyry NUM_FRAGMENTS_PER_PACKET = 4 353c827367444ee418f129b2c238299f49d3264554Jarkko Poyry}; 363c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 373c827367444ee418f129b2c238299f49d3264554Jarkko Poyry/*--------------------------------------------------------------------*//*! 383c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * \brief Fragment packet 393c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 403c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * Fragment packet contains inputs and outputs for fragment shading. 413c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 423c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * Fragment shading is always done in 2x2 blocks in order to easily estimate 433c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * derivates for mipmap-selection etc. 443c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * 453c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * Values packed in vectors (such as barycentrics) are in order: 463c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * (x0,y0), (x1,y0), (x0,y1), (x1,y1) 473c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * OR: 483c827367444ee418f129b2c238299f49d3264554Jarkko Poyry * ndx = y*2 + x 493c827367444ee418f129b2c238299f49d3264554Jarkko Poyry *//*--------------------------------------------------------------------*/ 503c827367444ee418f129b2c238299f49d3264554Jarkko Poyrystruct FragmentPacket 513c827367444ee418f129b2c238299f49d3264554Jarkko Poyry{ 523c827367444ee418f129b2c238299f49d3264554Jarkko Poyry tcu::IVec2 position; //!< Position of (0,0) fragment. 533c827367444ee418f129b2c238299f49d3264554Jarkko Poyry deUint64 coverage; //!< Coverage mask. 543c827367444ee418f129b2c238299f49d3264554Jarkko Poyry tcu::Vec4 barycentric[3]; //!< Perspective-correct barycentric values. 553c827367444ee418f129b2c238299f49d3264554Jarkko Poyry}; 563c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 573c827367444ee418f129b2c238299f49d3264554Jarkko Poyry} // rr 583c827367444ee418f129b2c238299f49d3264554Jarkko Poyry 593c827367444ee418f129b2c238299f49d3264554Jarkko Poyry#endif // _RRFRAGMENTPACKET_HPP 60