texobj.c revision 145d762044f795bf9d68f28079cc5e5d3056920e
16dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 26dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \file texobj.c 36dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Texture object management. 46dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell */ 56dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell 6afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg/* 7afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * Mesa 3-D graphics library 8145d762044f795bf9d68f28079cc5e5d3056920eBrian * Version: 7.1 95e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 10145d762044f795bf9d68f28079cc5e5d3056920eBrian * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. 115e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 12afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * Permission is hereby granted, free of charge, to any person obtaining a 13afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * copy of this software and associated documentation files (the "Software"), 14afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * to deal in the Software without restriction, including without limitation 15afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * the rights to use, copy, modify, merge, publish, distribute, sublicense, 16afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * and/or sell copies of the Software, and to permit persons to whom the 17afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * Software is furnished to do so, subject to the following conditions: 185e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 19afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * The above copyright notice and this permission notice shall be included 20afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * in all copies or substantial portions of the Software. 215e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 22afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 23afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 24afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 25afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 26afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 27afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 28afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 29afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 306dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell 31fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul#include "glheader.h" 324bdcfe50f8886e43714f9b7edd25cbff19e6a97dBrian Paul#include "colortab.h" 33afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg#include "context.h" 34afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg#include "enums.h" 35519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul#include "fbobject.h" 36afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg#include "hash.h" 373c63452e64df7e10aa073c6c3b9492b1d7dabbb8Brian Paul#include "imports.h" 38ebb248aa5c018dc676d389221d76ed329059789eBrian Paul#include "macros.h" 39afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg#include "teximage.h" 40afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg#include "texstate.h" 41afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg#include "texobj.h" 425e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen#include "mtypes.h" 43afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 44519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 456dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/**********************************************************************/ 466dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** \name Internal functions */ 476dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@{*/ 486dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell 49ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul 50ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul/** 51ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul * Return the gl_texture_object for a given ID. 52ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul */ 53ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paulstruct gl_texture_object * 54ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul_mesa_lookup_texture(GLcontext *ctx, GLuint id) 55ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul{ 56ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul return (struct gl_texture_object *) 57ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul _mesa_HashLookup(ctx->Shared->TexObjects, id); 58ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul} 59ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul 60ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul 61ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul 62a3f137094cd965d27e1b088499dd609b81a91906Brian Paul/** 638a033fa13514e3b78612ba1678182c9ea8290cd4Brian Paul * Allocate and initialize a new texture object. But don't put it into the 648a033fa13514e3b78612ba1678182c9ea8290cd4Brian Paul * texture object hash table. 656dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 66a3f137094cd965d27e1b088499dd609b81a91906Brian Paul * Called via ctx->Driver.NewTextureObject, unless overridden by a device 67a3f137094cd965d27e1b088499dd609b81a91906Brian Paul * driver. 686dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 696dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param shared the shared GL state structure to contain the texture object 706dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param name integer name for the texture object 716dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param target either GL_TEXTURE_1D, GL_TEXTURE_2D, GL_TEXTURE_3D, 726dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * GL_TEXTURE_CUBE_MAP_ARB or GL_TEXTURE_RECTANGLE_NV. zero is ok for the sake 736dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * of GenTextures() 746dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 756dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \return pointer to new texture object. 76afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 77afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtgstruct gl_texture_object * 78a3f137094cd965d27e1b088499dd609b81a91906Brian Paul_mesa_new_texture_object( GLcontext *ctx, GLuint name, GLenum target ) 79afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 80afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg struct gl_texture_object *obj; 81a6c423d95663cfd8601cf84e10e8e1b12fa6ef15Brian Paul (void) ctx; 829c0b83556dae35cf7260567f30fc156efa8c9742Brian Paul obj = MALLOC_STRUCT(gl_texture_object); 83a3f137094cd965d27e1b088499dd609b81a91906Brian Paul _mesa_initialize_texture_object(obj, name, target); 84a3f137094cd965d27e1b088499dd609b81a91906Brian Paul return obj; 85a3f137094cd965d27e1b088499dd609b81a91906Brian Paul} 86afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 87a3f137094cd965d27e1b088499dd609b81a91906Brian Paul 88a3f137094cd965d27e1b088499dd609b81a91906Brian Paul/** 89f18fc687071a71a6f821a779a83b435f80d55b64Brian Paul * Initialize a new texture object to default values. 90a3f137094cd965d27e1b088499dd609b81a91906Brian Paul * \param obj the texture object 91a3f137094cd965d27e1b088499dd609b81a91906Brian Paul * \param name the texture name 92a3f137094cd965d27e1b088499dd609b81a91906Brian Paul * \param target the texture target 93a3f137094cd965d27e1b088499dd609b81a91906Brian Paul */ 94a3f137094cd965d27e1b088499dd609b81a91906Brian Paulvoid 95a3f137094cd965d27e1b088499dd609b81a91906Brian Paul_mesa_initialize_texture_object( struct gl_texture_object *obj, 96a3f137094cd965d27e1b088499dd609b81a91906Brian Paul GLuint name, GLenum target ) 97a3f137094cd965d27e1b088499dd609b81a91906Brian Paul{ 988afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul ASSERT(target == 0 || 998afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul target == GL_TEXTURE_1D || 1008afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul target == GL_TEXTURE_2D || 1018afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul target == GL_TEXTURE_3D || 1028afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul target == GL_TEXTURE_CUBE_MAP_ARB || 103bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick target == GL_TEXTURE_RECTANGLE_NV || 104bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick target == GL_TEXTURE_1D_ARRAY_EXT || 105bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick target == GL_TEXTURE_2D_ARRAY_EXT); 106420ef64f18208a54b97e96936b741dc1531e45c8Brian Paul 107f18fc687071a71a6f821a779a83b435f80d55b64Brian Paul _mesa_bzero(obj, sizeof(*obj)); 108a3f137094cd965d27e1b088499dd609b81a91906Brian Paul /* init the non-zero fields */ 1099e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _glthread_INIT_MUTEX(obj->Mutex); 110a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->RefCount = 1; 111a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->Name = name; 112a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->Target = target; 113a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->Priority = 1.0F; 114a3f137094cd965d27e1b088499dd609b81a91906Brian Paul if (target == GL_TEXTURE_RECTANGLE_NV) { 115a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->WrapS = GL_CLAMP_TO_EDGE; 116a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->WrapT = GL_CLAMP_TO_EDGE; 117a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->WrapR = GL_CLAMP_TO_EDGE; 118a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->MinFilter = GL_LINEAR; 119afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 120a3f137094cd965d27e1b088499dd609b81a91906Brian Paul else { 121a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->WrapS = GL_REPEAT; 122a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->WrapT = GL_REPEAT; 123a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->WrapR = GL_REPEAT; 124a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->MinFilter = GL_NEAREST_MIPMAP_LINEAR; 125a3f137094cd965d27e1b088499dd609b81a91906Brian Paul } 126a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->MagFilter = GL_LINEAR; 127a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->MinLod = -1000.0; 128a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->MaxLod = 1000.0; 129781fb93877ea3a6faeefcdb48d9b463da7d954a3Brian Paul obj->LodBias = 0.0; 130a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->BaseLevel = 0; 131a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->MaxLevel = 1000; 132a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->MaxAnisotropy = 1.0; 133a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->CompareFlag = GL_FALSE; /* SGIX_shadow */ 134a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->CompareOperator = GL_TEXTURE_LEQUAL_R_SGIX; /* SGIX_shadow */ 135f0805670a1b8e624c6f9a468a14c4bfbca446d1cBrian Paul obj->CompareMode = GL_NONE; /* ARB_shadow */ 136a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->CompareFunc = GL_LEQUAL; /* ARB_shadow */ 137a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->DepthMode = GL_LUMINANCE; /* ARB_depth_texture */ 138a3f137094cd965d27e1b088499dd609b81a91906Brian Paul obj->ShadowAmbient = 0.0F; /* ARB/SGIX_shadow_ambient */ 139afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 140afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 141afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 1426dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 1436dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Deallocate a texture object struct. It should have already been 1446dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * removed from the texture object pool. 1459e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian * Called via ctx->Driver.DeleteTexture() if not overriden by a driver. 1466dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 1476dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param shared the shared GL state to which the object belongs. 1486dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param texOjb the texture object to delete. 149afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 150a3f137094cd965d27e1b088499dd609b81a91906Brian Paulvoid 151a3f137094cd965d27e1b088499dd609b81a91906Brian Paul_mesa_delete_texture_object( GLcontext *ctx, struct gl_texture_object *texObj ) 152afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 15318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint i, face; 154afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 155a3f137094cd965d27e1b088499dd609b81a91906Brian Paul (void) ctx; 156a3f137094cd965d27e1b088499dd609b81a91906Brian Paul 1579e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* Set Target to an invalid value. With some assertions elsewhere 1589e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * we can try to detect possible use of deleted textures. 1599e01b915f1243a3f551cb795b7124bd1e52ca15fBrian */ 1609e01b915f1243a3f551cb795b7124bd1e52ca15fBrian texObj->Target = 0x99; 1619e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 16205944c031cd6bea985050f0e88a19f0794f57887Brian Paul _mesa_free_colortable_data(&texObj->Palette); 163a3f137094cd965d27e1b088499dd609b81a91906Brian Paul 164a3f137094cd965d27e1b088499dd609b81a91906Brian Paul /* free the texture images */ 16518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell for (face = 0; face < 6; face++) { 16618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell for (i = 0; i < MAX_TEXTURE_LEVELS; i++) { 16718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (texObj->Image[face][i]) { 1683e62d3a8d88b48d4ed19e00ea2bbc3d0a2b6acf7Keith Whitwell _mesa_delete_texture_image( ctx, texObj->Image[face][i] ); 16918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 170afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 171afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 172afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 1739e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* destroy the mutex -- it may have allocated memory (eg on bsd) */ 1749e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _glthread_DESTROY_MUTEX(texObj->Mutex); 1759e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 176a3f137094cd965d27e1b088499dd609b81a91906Brian Paul /* free this object */ 177a3f137094cd965d27e1b088499dd609b81a91906Brian Paul _mesa_free(texObj); 178a3f137094cd965d27e1b088499dd609b81a91906Brian Paul} 179a3f137094cd965d27e1b088499dd609b81a91906Brian Paul 180a3f137094cd965d27e1b088499dd609b81a91906Brian Paul 181a3f137094cd965d27e1b088499dd609b81a91906Brian Paul 182afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 1836dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 18485d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul * Copy texture object state from one texture object to another. 185bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul * Use for glPush/PopAttrib. 1866dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 1876dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param dest destination texture object. 1886dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param src source texture object. 18985d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul */ 19085d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paulvoid 19185d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul_mesa_copy_texture_object( struct gl_texture_object *dest, 19285d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul const struct gl_texture_object *src ) 19385d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul{ 194145d762044f795bf9d68f28079cc5e5d3056920eBrian dest->Target = src->Target; 19585d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->Name = src->Name; 19685d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->Priority = src->Priority; 19785d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->BorderColor[0] = src->BorderColor[0]; 19885d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->BorderColor[1] = src->BorderColor[1]; 19985d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->BorderColor[2] = src->BorderColor[2]; 20085d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->BorderColor[3] = src->BorderColor[3]; 20185d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->WrapS = src->WrapS; 20285d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->WrapT = src->WrapT; 20385d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->WrapR = src->WrapR; 20485d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MinFilter = src->MinFilter; 20585d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MagFilter = src->MagFilter; 20685d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MinLod = src->MinLod; 20785d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MaxLod = src->MaxLod; 208781fb93877ea3a6faeefcdb48d9b463da7d954a3Brian Paul dest->LodBias = src->LodBias; 20985d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->BaseLevel = src->BaseLevel; 21085d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MaxLevel = src->MaxLevel; 21185d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MaxAnisotropy = src->MaxAnisotropy; 21285d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->CompareFlag = src->CompareFlag; 21385d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->CompareOperator = src->CompareOperator; 21485d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->ShadowAmbient = src->ShadowAmbient; 21585d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->CompareMode = src->CompareMode; 21685d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->CompareFunc = src->CompareFunc; 21785d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->DepthMode = src->DepthMode; 21885d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->_MaxLevel = src->_MaxLevel; 21985d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->_MaxLambda = src->_MaxLambda; 22085d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->GenerateMipmap = src->GenerateMipmap; 22185d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->Palette = src->Palette; 222227315278dea9095cee6e508d03b28720b2e7880Brian dest->_Complete = src->_Complete; 22385d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul} 22485d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul 22585d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul 2266dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 2279e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * Check if the given texture object is valid by examining its Target field. 2289e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * For debugging only. 2299e01b915f1243a3f551cb795b7124bd1e52ca15fBrian */ 2309e01b915f1243a3f551cb795b7124bd1e52ca15fBrianstatic GLboolean 2319e01b915f1243a3f551cb795b7124bd1e52ca15fBrianvalid_texture_object(const struct gl_texture_object *tex) 2329e01b915f1243a3f551cb795b7124bd1e52ca15fBrian{ 2339e01b915f1243a3f551cb795b7124bd1e52ca15fBrian switch (tex->Target) { 2349e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case 0: 2359e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_1D: 2369e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_2D: 2379e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_3D: 2389e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_CUBE_MAP_ARB: 2399e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_RECTANGLE_NV: 2409e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_1D_ARRAY_EXT: 2419e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_2D_ARRAY_EXT: 2429e01b915f1243a3f551cb795b7124bd1e52ca15fBrian return GL_TRUE; 2439e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case 0x99: 2449e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_problem(NULL, "invalid reference to a deleted texture object"); 2459e01b915f1243a3f551cb795b7124bd1e52ca15fBrian return GL_FALSE; 2469e01b915f1243a3f551cb795b7124bd1e52ca15fBrian default: 2479e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_problem(NULL, "invalid texture object Target value"); 2489e01b915f1243a3f551cb795b7124bd1e52ca15fBrian return GL_FALSE; 2499e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 2509e01b915f1243a3f551cb795b7124bd1e52ca15fBrian} 2519e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2529e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2539e01b915f1243a3f551cb795b7124bd1e52ca15fBrian/** 2549e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * Reference (or unreference) a texture object. 2559e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * If '*ptr', decrement *ptr's refcount (and delete if it becomes zero). 2569e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * If 'tex' is non-null, increment its refcount. 2579e01b915f1243a3f551cb795b7124bd1e52ca15fBrian */ 2589e01b915f1243a3f551cb795b7124bd1e52ca15fBrianvoid 2599e01b915f1243a3f551cb795b7124bd1e52ca15fBrian_mesa_reference_texobj(struct gl_texture_object **ptr, 2609e01b915f1243a3f551cb795b7124bd1e52ca15fBrian struct gl_texture_object *tex) 2619e01b915f1243a3f551cb795b7124bd1e52ca15fBrian{ 2629e01b915f1243a3f551cb795b7124bd1e52ca15fBrian assert(ptr); 2639e01b915f1243a3f551cb795b7124bd1e52ca15fBrian if (*ptr == tex) { 2649e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* no change */ 2659e01b915f1243a3f551cb795b7124bd1e52ca15fBrian return; 2669e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 2679e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2689e01b915f1243a3f551cb795b7124bd1e52ca15fBrian if (*ptr) { 2699e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* Unreference the old texture */ 2709e01b915f1243a3f551cb795b7124bd1e52ca15fBrian GLboolean deleteFlag = GL_FALSE; 2719e01b915f1243a3f551cb795b7124bd1e52ca15fBrian struct gl_texture_object *oldTex = *ptr; 2729e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2739e01b915f1243a3f551cb795b7124bd1e52ca15fBrian assert(valid_texture_object(oldTex)); 2749e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2759e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _glthread_LOCK_MUTEX(oldTex->Mutex); 2769e01b915f1243a3f551cb795b7124bd1e52ca15fBrian ASSERT(oldTex->RefCount > 0); 2779e01b915f1243a3f551cb795b7124bd1e52ca15fBrian oldTex->RefCount--; 278145d762044f795bf9d68f28079cc5e5d3056920eBrian 2799e01b915f1243a3f551cb795b7124bd1e52ca15fBrian deleteFlag = (oldTex->RefCount == 0); 2809e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _glthread_UNLOCK_MUTEX(oldTex->Mutex); 2819e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2829e01b915f1243a3f551cb795b7124bd1e52ca15fBrian if (deleteFlag) { 2839e01b915f1243a3f551cb795b7124bd1e52ca15fBrian GET_CURRENT_CONTEXT(ctx); 284dc73217294efcba83c46183ed2f208250217486fBrian if (ctx) 285dc73217294efcba83c46183ed2f208250217486fBrian ctx->Driver.DeleteTexture(ctx, oldTex); 286dc73217294efcba83c46183ed2f208250217486fBrian else 287dc73217294efcba83c46183ed2f208250217486fBrian _mesa_problem(NULL, "Unable to delete texture, no context"); 2889e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 2899e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2909e01b915f1243a3f551cb795b7124bd1e52ca15fBrian *ptr = NULL; 2919e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 2929e01b915f1243a3f551cb795b7124bd1e52ca15fBrian assert(!*ptr); 2939e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2949e01b915f1243a3f551cb795b7124bd1e52ca15fBrian if (tex) { 2959e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* reference new texture */ 2969e01b915f1243a3f551cb795b7124bd1e52ca15fBrian assert(valid_texture_object(tex)); 2979e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _glthread_LOCK_MUTEX(tex->Mutex); 2989e01b915f1243a3f551cb795b7124bd1e52ca15fBrian if (tex->RefCount == 0) { 2999e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* this texture's being deleted (look just above) */ 3009e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* Not sure this can every really happen. Warn if it does. */ 3019e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_problem(NULL, "referencing deleted texture object"); 3029e01b915f1243a3f551cb795b7124bd1e52ca15fBrian *ptr = NULL; 3039e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 3049e01b915f1243a3f551cb795b7124bd1e52ca15fBrian else { 3059e01b915f1243a3f551cb795b7124bd1e52ca15fBrian tex->RefCount++; 3069e01b915f1243a3f551cb795b7124bd1e52ca15fBrian *ptr = tex; 3079e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 3089e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _glthread_UNLOCK_MUTEX(tex->Mutex); 3099e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 3109e01b915f1243a3f551cb795b7124bd1e52ca15fBrian} 3119e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 3129e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 3139e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 3149e01b915f1243a3f551cb795b7124bd1e52ca15fBrian/** 3156dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Report why a texture object is incomplete. 3166dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 3176dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param t texture object. 3186dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param why string describing why it's incomplete. 3196dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 3206dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \note For debug purposes only. 321a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul */ 32221d073d55ad668494fa19977fe06369194eb1ec5Brian Paul#if 0 32321d073d55ad668494fa19977fe06369194eb1ec5Brian Paulstatic void 32421d073d55ad668494fa19977fe06369194eb1ec5Brian Paulincomplete(const struct gl_texture_object *t, const char *why) 32521d073d55ad668494fa19977fe06369194eb1ec5Brian Paul{ 3264e9676fb13f60ecdbc247b120031f18cd3febcb0Brian Paul _mesa_printf("Texture Obj %d incomplete because: %s\n", t->Name, why); 32721d073d55ad668494fa19977fe06369194eb1ec5Brian Paul} 32821d073d55ad668494fa19977fe06369194eb1ec5Brian Paul#else 3296dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell#define incomplete(t, why) 33021d073d55ad668494fa19977fe06369194eb1ec5Brian Paul#endif 331afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 332afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 3336dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 334a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul * Examine a texture object to determine if it is complete. 3356dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 3366dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * The gl_texture_object::Complete flag will be set to GL_TRUE or GL_FALSE 3376dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * accordingly. 3386dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 3396dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param ctx GL context. 3406dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param t texture object. 3416dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 3426dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * According to the texture target, verifies that each of the mipmaps is 3436dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * present and has the expected size. 344afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 34535d5301a54153930ee6fd60dff1010ce9f901397Brian Paulvoid 34635d5301a54153930ee6fd60dff1010ce9f901397Brian Paul_mesa_test_texobj_completeness( const GLcontext *ctx, 34735d5301a54153930ee6fd60dff1010ce9f901397Brian Paul struct gl_texture_object *t ) 348afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 34963ec4238236479a57420c6b43a09d79eff624928Brian Paul const GLint baseLevel = t->BaseLevel; 350cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul GLint maxLog2 = 0, maxLevels = 0; 35163ec4238236479a57420c6b43a09d79eff624928Brian Paul 352227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_TRUE; /* be optimistic */ 353afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 354a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* Always need the base level image */ 35518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (!t->Image[0][baseLevel]) { 3567e86eb991b50e0f52e6a0404289ca73126da6414Brian Paul char s[100]; 357aa2069586d434dd0487b0daa2b583efe801a0d51Brian Paul _mesa_sprintf(s, "obj %p (%d) Image[baseLevel=%d] == NULL", 3584ccbe9e666b55b97e6482e0655277c33e434ff32Brian Paul (void *) t, t->Name, baseLevel); 3597e86eb991b50e0f52e6a0404289ca73126da6414Brian Paul incomplete(t, s); 360227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 361afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 362afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 363afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 364973da83f6237b5af4a9ee77f32fdfa5c04ecabc8Brian Paul /* Check width/height/depth for zero */ 36518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][baseLevel]->Width == 0 || 36618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[0][baseLevel]->Height == 0 || 36718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[0][baseLevel]->Depth == 0) { 368973da83f6237b5af4a9ee77f32fdfa5c04ecabc8Brian Paul incomplete(t, "texture width = 0"); 369227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 370973da83f6237b5af4a9ee77f32fdfa5c04ecabc8Brian Paul return; 371973da83f6237b5af4a9ee77f32fdfa5c04ecabc8Brian Paul } 372973da83f6237b5af4a9ee77f32fdfa5c04ecabc8Brian Paul 373083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul /* Compute _MaxLevel */ 374bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick if ((t->Target == GL_TEXTURE_1D) || 375bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick (t->Target == GL_TEXTURE_1D_ARRAY_EXT)) { 37618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell maxLog2 = t->Image[0][baseLevel]->WidthLog2; 377cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul maxLevels = ctx->Const.MaxTextureLevels; 378afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 379bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick else if ((t->Target == GL_TEXTURE_2D) || 380bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick (t->Target == GL_TEXTURE_2D_ARRAY_EXT)) { 38118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell maxLog2 = MAX2(t->Image[0][baseLevel]->WidthLog2, 38218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[0][baseLevel]->HeightLog2); 3838afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul maxLevels = ctx->Const.MaxTextureLevels; 384afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 3858afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_3D) { 38618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLint max = MAX2(t->Image[0][baseLevel]->WidthLog2, 38718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[0][baseLevel]->HeightLog2); 38818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell maxLog2 = MAX2(max, (GLint)(t->Image[0][baseLevel]->DepthLog2)); 389cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul maxLevels = ctx->Const.Max3DTextureLevels; 390afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 3918afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_CUBE_MAP_ARB) { 39218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell maxLog2 = MAX2(t->Image[0][baseLevel]->WidthLog2, 39318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[0][baseLevel]->HeightLog2); 3948afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul maxLevels = ctx->Const.MaxCubeTextureLevels; 3958afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul } 3968afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_RECTANGLE_NV) { 3978afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul maxLog2 = 0; /* not applicable */ 3988afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul maxLevels = 1; /* no mipmapping */ 3998afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul } 400cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul else { 4018afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul _mesa_problem(ctx, "Bad t->Target in _mesa_test_texobj_completeness"); 402cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul return; 403cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul } 404cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul 405cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul ASSERT(maxLevels > 0); 406afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 407083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul t->_MaxLevel = baseLevel + maxLog2; 408083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul t->_MaxLevel = MIN2(t->_MaxLevel, t->MaxLevel); 409cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul t->_MaxLevel = MIN2(t->_MaxLevel, maxLevels - 1); 410afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 411083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul /* Compute _MaxLambda = q - b (see the 1.2 spec) used during mipmapping */ 412083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul t->_MaxLambda = (GLfloat) (t->_MaxLevel - t->BaseLevel); 413afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 4148afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul if (t->Target == GL_TEXTURE_CUBE_MAP_ARB) { 415a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* make sure that all six cube map level 0 images are the same size */ 41618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell const GLuint w = t->Image[0][baseLevel]->Width2; 41718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell const GLuint h = t->Image[0][baseLevel]->Height2; 41818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint face; 41918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell for (face = 1; face < 6; face++) { 42018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[face][baseLevel] == NULL || 42118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[face][baseLevel]->Width2 != w || 42218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[face][baseLevel]->Height2 != h) { 423227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 42418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "Non-quare cubemap image"); 42518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell return; 42618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 427ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 428ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 429ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul 430887e2cf01a99f7fe1b7c94320b7bdbbf0d6ad2f8Brian Paul /* extra checking for mipmaps */ 431ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (t->MinFilter != GL_NEAREST && t->MinFilter != GL_LINEAR) { 432afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* 433afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * Mipmapping: determine if we have a complete set of mipmaps 434afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 435afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLint i; 43663ec4238236479a57420c6b43a09d79eff624928Brian Paul GLint minLevel = baseLevel; 437083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul GLint maxLevel = t->_MaxLevel; 438afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 439afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (minLevel > maxLevel) { 440227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 44121d073d55ad668494fa19977fe06369194eb1ec5Brian Paul incomplete(t, "minLevel > maxLevel"); 442afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 443afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 444afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 445afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Test dimension-independent attributes */ 446afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg for (i = minLevel; i <= maxLevel; i++) { 44718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]) { 44818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->TexFormat != t->Image[0][baseLevel]->TexFormat) { 449227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 45021d073d55ad668494fa19977fe06369194eb1ec5Brian Paul incomplete(t, "Format[i] != Format[baseLevel]"); 451afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 452afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 45318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Border != t->Image[0][baseLevel]->Border) { 454227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 45521d073d55ad668494fa19977fe06369194eb1ec5Brian Paul incomplete(t, "Border[i] != Border[baseLevel]"); 456afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 457afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 458afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 459afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 460afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 461afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Test things which depend on number of texture image dimensions */ 462bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick if ((t->Target == GL_TEXTURE_1D) || 463bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick (t->Target == GL_TEXTURE_1D_ARRAY_EXT)) { 464afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Test 1-D mipmaps */ 46518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint width = t->Image[0][baseLevel]->Width2; 466cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul for (i = baseLevel + 1; i < maxLevels; i++) { 467ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width > 1) { 468afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg width /= 2; 469afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 470afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (i >= minLevel && i <= maxLevel) { 47118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (!t->Image[0][i]) { 472227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 47318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "1D Image[0][i] == NULL"); 474afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 475afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 47618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Width2 != width ) { 477227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 47818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "1D Image[0][i] bad width"); 479afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 480afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 481afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 482ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width == 1) { 483afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; /* found smallest needed mipmap, all done! */ 484afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 485afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 486afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 487bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick else if ((t->Target == GL_TEXTURE_2D) || 488bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick (t->Target == GL_TEXTURE_2D_ARRAY_EXT)) { 489afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Test 2-D mipmaps */ 49018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint width = t->Image[0][baseLevel]->Width2; 49118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint height = t->Image[0][baseLevel]->Height2; 492cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul for (i = baseLevel + 1; i < maxLevels; i++) { 493ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width > 1) { 494afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg width /= 2; 495afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 496ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (height > 1) { 497afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg height /= 2; 498afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 499afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (i >= minLevel && i <= maxLevel) { 50018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (!t->Image[0][i]) { 501227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 50218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "2D Image[0][i] == NULL"); 503afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 504afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 50518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Width2 != width) { 506227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 50718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "2D Image[0][i] bad width"); 508afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 509afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 51018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Height2 != height) { 511227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 51218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "2D Image[0][i] bad height"); 513afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 514afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 515afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (width==1 && height==1) { 516afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; /* found smallest needed mipmap, all done! */ 517afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 518afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 519afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 520afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 5218afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_3D) { 522afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Test 3-D mipmaps */ 52318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint width = t->Image[0][baseLevel]->Width2; 52418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint height = t->Image[0][baseLevel]->Height2; 52518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint depth = t->Image[0][baseLevel]->Depth2; 526cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul for (i = baseLevel + 1; i < maxLevels; i++) { 527ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width > 1) { 528afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg width /= 2; 529afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 530ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (height > 1) { 531afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg height /= 2; 532afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 533ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (depth > 1) { 534afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg depth /= 2; 535afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 536afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (i >= minLevel && i <= maxLevel) { 53718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (!t->Image[0][i]) { 53818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "3D Image[0][i] == NULL"); 539227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 540afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 541afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 542a9fc8ba756dd25a07dc19058fe60f65bda82a055Brian Paul if (t->Image[0][i]->_BaseFormat == GL_DEPTH_COMPONENT) { 543227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 5444182cf60d96a077a66675e89694529b5f9e4b329Brian Paul incomplete(t, "GL_DEPTH_COMPONENT only works with 1/2D tex"); 5454182cf60d96a077a66675e89694529b5f9e4b329Brian Paul return; 5464182cf60d96a077a66675e89694529b5f9e4b329Brian Paul } 54718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Width2 != width) { 548227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 54918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "3D Image[0][i] bad width"); 550afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 551afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 55218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Height2 != height) { 553227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 55418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "3D Image[0][i] bad height"); 555afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 556afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 55718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Depth2 != depth) { 558227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 55918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "3D Image[0][i] bad depth"); 560afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 561afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 562afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 563ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width == 1 && height == 1 && depth == 1) { 564afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; /* found smallest needed mipmap, all done! */ 565afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 566afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 567afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 5688afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_CUBE_MAP_ARB) { 569ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul /* make sure 6 cube faces are consistant */ 57018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint width = t->Image[0][baseLevel]->Width2; 57118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint height = t->Image[0][baseLevel]->Height2; 572cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul for (i = baseLevel + 1; i < maxLevels; i++) { 573ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width > 1) { 574ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul width /= 2; 575ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 576ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (height > 1) { 577ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul height /= 2; 578ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 579ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (i >= minLevel && i <= maxLevel) { 58018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint face; 58118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell for (face = 0; face < 6; face++) { 58218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell /* check that we have images defined */ 58318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (!t->Image[face][i]) { 584227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 58518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "CubeMap Image[n][i] == NULL"); 58618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell return; 58718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 58818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell /* Don't support GL_DEPTH_COMPONENT for cube maps */ 589a9fc8ba756dd25a07dc19058fe60f65bda82a055Brian Paul if (t->Image[face][i]->_BaseFormat == GL_DEPTH_COMPONENT) { 590227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 59118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "GL_DEPTH_COMPONENT only works with 1/2D tex"); 59218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell return; 59318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 59418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell /* check that all six images have same size */ 59518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[face][i]->Width2!=width || 59618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[face][i]->Height2!=height) { 597227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 59818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "CubeMap Image[n][i] bad size"); 59918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell return; 60018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 60118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 60218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 60318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (width == 1 && height == 1) { 60418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell return; /* found smallest needed mipmap, all done! */ 605ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 606ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 607413d6a21f849a689b5c83ea04395856b44fc65a8Brian Paul } 6088afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_RECTANGLE_NV) { 6098afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul /* XXX special checking? */ 6108afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul } 611afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg else { 6128afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul /* Target = ??? */ 61308836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_problem(ctx, "Bug in gl_test_texture_object_completeness\n"); 614afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 615afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 616afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 617afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 6186dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@}*/ 619afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 620832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul 6216dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/***********************************************************************/ 6226dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** \name API functions */ 6236dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@{*/ 624afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 6256dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell 6266dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 6276dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Generate texture names. 6286dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 6296dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param n number of texture names to be generated. 630a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * \param textures an array in which will hold the generated texture names. 6316dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 6326dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glGenTextures(). 6336dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 6349e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian * Calls _mesa_HashFindFreeKeyBlock() to find a block of free texture 6359e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian * IDs which are stored in \p textures. Corresponding empty texture 6369e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian * objects are also generated. 6376dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell */ 638c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall Bennettvoid GLAPIENTRY 639a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul_mesa_GenTextures( GLsizei n, GLuint *textures ) 640afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 641fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 642afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLuint first; 643afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLint i; 644cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END(ctx); 645afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 646507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul if (n < 0) { 64708836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_error( ctx, GL_INVALID_VALUE, "glGenTextures" ); 648afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 649afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 650afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 651a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul if (!textures) 652507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul return; 653832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul 654832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul /* 655832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul * This must be atomic (generation and allocation of texture IDs) 656832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul */ 6579e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian _glthread_LOCK_MUTEX(ctx->Shared->Mutex); 658832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul 659bb79790662f56eb71aafd3f020cd86ad810f56b2Brian Paul first = _mesa_HashFindFreeKeyBlock(ctx->Shared->TexObjects, n); 660afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 661afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Allocate new, empty texture objects */ 662a3f137094cd965d27e1b088499dd609b81a91906Brian Paul for (i = 0; i < n; i++) { 663a3f137094cd965d27e1b088499dd609b81a91906Brian Paul struct gl_texture_object *texObj; 664afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLuint name = first + i; 6658afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul GLenum target = 0; 666a3f137094cd965d27e1b088499dd609b81a91906Brian Paul texObj = (*ctx->Driver.NewTextureObject)( ctx, name, target); 667a3f137094cd965d27e1b088499dd609b81a91906Brian Paul if (!texObj) { 6689e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex); 669a3f137094cd965d27e1b088499dd609b81a91906Brian Paul _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGenTextures"); 670a3f137094cd965d27e1b088499dd609b81a91906Brian Paul return; 671a3f137094cd965d27e1b088499dd609b81a91906Brian Paul } 672bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul 673bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul /* insert into hash table */ 674bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _mesa_HashInsert(ctx->Shared->TexObjects, texObj->Name, texObj); 675bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul 676a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul textures[i] = name; 677afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 678832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul 6799e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex); 680afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 681afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 682a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul 6836dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 684519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * Check if the given texture object is bound to the current draw or 685519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * read framebuffer. If so, Unbind it. 686519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul */ 687519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paulstatic void 688519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paulunbind_texobj_from_fbo(GLcontext *ctx, struct gl_texture_object *texObj) 689519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul{ 690519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul const GLuint n = (ctx->DrawBuffer == ctx->ReadBuffer) ? 1 : 2; 691519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul GLuint i; 692519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 693519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul for (i = 0; i < n; i++) { 694519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul struct gl_framebuffer *fb = (i == 0) ? ctx->DrawBuffer : ctx->ReadBuffer; 695519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul if (fb->Name) { 696519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul GLuint j; 697519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul for (j = 0; j < BUFFER_COUNT; j++) { 698519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul if (fb->Attachment[j].Type == GL_TEXTURE && 699519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul fb->Attachment[j].Texture == texObj) { 700519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul _mesa_remove_attachment(ctx, fb->Attachment + j); 701519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 702519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 703519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 704519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 705519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul} 706519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 707519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 708519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul/** 709519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * Check if the given texture object is bound to any texture image units and 7109e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * unbind it if so (revert to default textures). 711519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul */ 712519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paulstatic void 713519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paulunbind_texobj_from_texunits(GLcontext *ctx, struct gl_texture_object *texObj) 714519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul{ 715519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul GLuint u; 716519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 717519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul for (u = 0; u < MAX_TEXTURE_IMAGE_UNITS; u++) { 718519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul struct gl_texture_unit *unit = &ctx->Texture.Unit[u]; 719519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul if (texObj == unit->Current1D) { 7209e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->Current1D, ctx->Shared->Default1D); 721519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 722519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul else if (texObj == unit->Current2D) { 7239e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->Current2D, ctx->Shared->Default2D); 724519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 725519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul else if (texObj == unit->Current3D) { 7269e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->Current3D, ctx->Shared->Default3D); 727519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 728519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul else if (texObj == unit->CurrentCubeMap) { 7299e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->CurrentCubeMap, ctx->Shared->DefaultCubeMap); 730519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 731519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul else if (texObj == unit->CurrentRect) { 7329e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->CurrentRect, ctx->Shared->DefaultRect); 73387a980a795b29c5114c07a74aa5d95b6e7a7f971Ian Romanick } 734bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick else if (texObj == unit->Current1DArray) { 7359e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->Current1DArray, ctx->Shared->Default1DArray); 736bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick } 737bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick else if (texObj == unit->Current2DArray) { 7389e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->Current2DArray, ctx->Shared->Default2DArray); 739519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 740519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 741519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul} 742519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 743519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 744519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul/** 7456dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Delete named textures. 7466dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 7476dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param n number of textures to be deleted. 748a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * \param textures array of texture IDs to be deleted. 7496dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 7506dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glDeleteTextures(). 7516dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 752a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * If we're about to delete a texture that's currently bound to any 753a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * texture unit, unbind the texture first. Decrement the reference 754a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * count on the texture object and delete it if it's zero. 755a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * Recall that texture objects can be shared among several rendering 756a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * contexts. 757afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 758c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall Bennettvoid GLAPIENTRY 759a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul_mesa_DeleteTextures( GLsizei n, const GLuint *textures) 760afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 761fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 762afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLint i; 763cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); /* too complex */ 764afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 765a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul if (!textures) 766507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul return; 767507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul 768a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul for (i = 0; i < n; i++) { 769a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul if (textures[i] > 0) { 770ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul struct gl_texture_object *delObj 771ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul = _mesa_lookup_texture(ctx, textures[i]); 7725ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 773a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul if (delObj) { 7745ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell _mesa_lock_texture(ctx, delObj); 775519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 776519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul /* Check if texture is bound to any framebuffer objects. 777519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * If so, unbind. 778519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * See section 4.4.2.3 of GL_EXT_framebuffer_object. 779519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul */ 780519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul unbind_texobj_from_fbo(ctx, delObj); 781519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 782519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul /* Check if this texture is currently bound to any texture units. 7839e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * If so, unbind it. 78459d6da5365c876ba18a66cd51ed52b0e1d96704eBrian Paul */ 785519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul unbind_texobj_from_texunits(ctx, delObj); 786519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 7879e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_unlock_texture(ctx, delObj); 7889e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 789a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul ctx->NewState |= _NEW_TEXTURE; 790afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 791bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul /* The texture _name_ is now free for re-use. 792bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul * Remove it from the hash table now. 793bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul */ 794bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _glthread_LOCK_MUTEX(ctx->Shared->Mutex); 795bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _mesa_HashRemove(ctx->Shared->TexObjects, delObj->Name); 796bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex); 797bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul 798145d762044f795bf9d68f28079cc5e5d3056920eBrian /* Unreference the texobj. If refcount hits zero, the texture 7999e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * will be deleted. 80042fee73aadd7f37a4f18e57c167e98b7a6294508Brian Paul */ 8019e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&delObj, NULL); 802afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 803afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 804afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 805afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 806afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 807f18fc687071a71a6f821a779a83b435f80d55b64Brian Paul 8086dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 8096dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Bind a named texture to a texturing target. 8106dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 8116dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param target texture target. 8126dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param texName texture name. 8136dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 8146dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glBindTexture(). 8156dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 8166dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Determines the old texture object bound and returns immediately if rebinding 8176dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * the same texture. Get the current texture which is either a default texture 8186dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * if name is null, a named texture from the hash, or a new texture if the 8196dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * given texture name is new. Increments its reference count, binds it, and 8206dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * calls dd_function_table::BindTexture. Decrements the old texture reference 8216dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * count and deletes it if it reaches zero. 822afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 823c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall Bennettvoid GLAPIENTRY 824fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul_mesa_BindTexture( GLenum target, GLuint texName ) 825afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 826fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 827be906fe05e1fd6c488ff84b24379d7272a5ac5afBrian Paul const GLuint unit = ctx->Texture.CurrentUnit; 828afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; 829a0c85249244e1af8dac88076d5f384cf4bd01236Keith Whitwell struct gl_texture_object *newTexObj = NULL; 830cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END(ctx); 831afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 832afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE)) 8334753d60dd070bb08d0116076bcc08025c86ce857Brian Paul _mesa_debug(ctx, "glBindTexture %s %d\n", 834d09a1d8b29ae5841ae39b5c24c3f4693dd750559Brian Paul _mesa_lookup_enum_by_nr(target), (GLint) texName); 835afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 836f18fc687071a71a6f821a779a83b435f80d55b64Brian Paul /* 837a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul * Get pointer to new texture object (newTexObj) 838a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul */ 839fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul if (texName == 0) { 840a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* newTexObj = a default texture object */ 841a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul switch (target) { 842a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul case GL_TEXTURE_1D: 843a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul newTexObj = ctx->Shared->Default1D; 844a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul break; 845a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul case GL_TEXTURE_2D: 846a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul newTexObj = ctx->Shared->Default2D; 847a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul break; 848a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul case GL_TEXTURE_3D: 849a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul newTexObj = ctx->Shared->Default3D; 850a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul break; 851a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul case GL_TEXTURE_CUBE_MAP_ARB: 852a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul newTexObj = ctx->Shared->DefaultCubeMap; 853a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul break; 8548afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul case GL_TEXTURE_RECTANGLE_NV: 8558afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj = ctx->Shared->DefaultRect; 8568afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul break; 857bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick case GL_TEXTURE_1D_ARRAY_EXT: 858bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick newTexObj = ctx->Shared->Default1DArray; 859bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick break; 860bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick case GL_TEXTURE_2D_ARRAY_EXT: 861bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick newTexObj = ctx->Shared->Default2DArray; 862bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick break; 863a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul default: 864a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul ; /* Bad targets are caught above */ 865a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul } 866fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul } 867afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg else { 868a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* non-default texture object */ 869ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul newTexObj = _mesa_lookup_texture(ctx, texName); 870a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul if (newTexObj) { 871a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* error checking */ 8728afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul if (newTexObj->Target != 0 && newTexObj->Target != target) { 873420ef64f18208a54b97e96936b741dc1531e45c8Brian Paul /* the named texture object's dimensions don't match the target */ 8745a2f32b102ab862fb10ba6b89e0b68a71552c674Brian Paul _mesa_error( ctx, GL_INVALID_OPERATION, 8755a2f32b102ab862fb10ba6b89e0b68a71552c674Brian Paul "glBindTexture(wrong dimensionality)" ); 876a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul return; 877a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul } 8788afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul if (newTexObj->Target == 0 && target == GL_TEXTURE_RECTANGLE_NV) { 8798afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul /* have to init wrap and filter state here - kind of klunky */ 8808afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj->WrapS = GL_CLAMP_TO_EDGE; 8818afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj->WrapT = GL_CLAMP_TO_EDGE; 8828afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj->WrapR = GL_CLAMP_TO_EDGE; 8838afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj->MinFilter = GL_LINEAR; 884c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger if (ctx->Driver.TexParameter) { 885c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger static const GLfloat fparam_wrap[1] = {(GLfloat) GL_CLAMP_TO_EDGE}; 886c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger static const GLfloat fparam_filter[1] = {(GLfloat) GL_LINEAR}; 887c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger (*ctx->Driver.TexParameter)( ctx, target, newTexObj, GL_TEXTURE_WRAP_S, fparam_wrap ); 888c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger (*ctx->Driver.TexParameter)( ctx, target, newTexObj, GL_TEXTURE_WRAP_T, fparam_wrap ); 889c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger (*ctx->Driver.TexParameter)( ctx, target, newTexObj, GL_TEXTURE_WRAP_R, fparam_wrap ); 890c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger (*ctx->Driver.TexParameter)( ctx, target, newTexObj, GL_TEXTURE_MIN_FILTER, fparam_filter ); 891c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger } 8928afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul } 893afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 894a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul else { 895a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* if this is a new texture id, allocate a texture object now */ 896a3f137094cd965d27e1b088499dd609b81a91906Brian Paul newTexObj = (*ctx->Driver.NewTextureObject)(ctx, texName, target); 897a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul if (!newTexObj) { 89808836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBindTexture"); 899a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul return; 900a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul } 901bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul 902bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul /* and insert it into hash table */ 903bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _glthread_LOCK_MUTEX(ctx->Shared->Mutex); 904bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _mesa_HashInsert(ctx->Shared->TexObjects, texName, newTexObj); 905bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex); 906a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul } 9078afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj->Target = target; 908afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 909afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 9109e01b915f1243a3f551cb795b7124bd1e52ca15fBrian assert(valid_texture_object(newTexObj)); 9116e6d4c66bd7fd64162ee453b143d7388bb051444Brian Paul 9129e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* flush before changing binding */ 913cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell FLUSH_VERTICES(ctx, _NEW_TEXTURE); 914cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell 9159e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* Do the actual binding. The refcount on the previously bound 9169e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * texture object will be decremented. It'll be deleted if the 9179e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * count hits zero. 9189e01b915f1243a3f551cb795b7124bd1e52ca15fBrian */ 919fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul switch (target) { 920fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul case GL_TEXTURE_1D: 9219e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&texUnit->Current1D, newTexObj); 922fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul break; 923fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul case GL_TEXTURE_2D: 9249e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&texUnit->Current2D, newTexObj); 925fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul break; 926fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul case GL_TEXTURE_3D: 9279e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&texUnit->Current3D, newTexObj); 928fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul break; 929fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul case GL_TEXTURE_CUBE_MAP_ARB: 9309e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&texUnit->CurrentCubeMap, newTexObj); 931fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul break; 9328afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul case GL_TEXTURE_RECTANGLE_NV: 9339e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&texUnit->CurrentRect, newTexObj); 9348afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul break; 935bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick case GL_TEXTURE_1D_ARRAY_EXT: 936bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick texUnit->Current1DArray = newTexObj; 937bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick break; 938bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick case GL_TEXTURE_2D_ARRAY_EXT: 939bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick texUnit->Current2DArray = newTexObj; 940bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick break; 941fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul default: 94208836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_problem(ctx, "bad target in BindTexture"); 9438afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul return; 944fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul } 945afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 946afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Pass BindTexture call to device driver */ 9475e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen if (ctx->Driver.BindTexture) 948afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg (*ctx->Driver.BindTexture)( ctx, target, newTexObj ); 949afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 950afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 951f18fc687071a71a6f821a779a83b435f80d55b64Brian Paul 9526dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 9536dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Set texture priorities. 9546dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 9556dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param n number of textures. 9566dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param texName texture names. 9576dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param priorities corresponding texture priorities. 9586dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 9596dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glPrioritizeTextures(). 9606dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 9616dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Looks up each texture in the hash, clamps the corresponding priority between 9626dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 0.0 and 1.0, and calls dd_function_table::PrioritizeTexture. 963afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 964c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall Bennettvoid GLAPIENTRY 965fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul_mesa_PrioritizeTextures( GLsizei n, const GLuint *texName, 966fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul const GLclampf *priorities ) 967afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 968fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 969afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLint i; 970cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); 971afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 9726d04725282f32cbd32acbc8b79294a2a056b2158Brian Paul if (n < 0) { 97308836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_error( ctx, GL_INVALID_VALUE, "glPrioritizeTextures" ); 974afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 975afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 976afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 977507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul if (!priorities) 978507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul return; 979507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul 9806d04725282f32cbd32acbc8b79294a2a056b2158Brian Paul for (i = 0; i < n; i++) { 9816d04725282f32cbd32acbc8b79294a2a056b2158Brian Paul if (texName[i] > 0) { 982ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul struct gl_texture_object *t = _mesa_lookup_texture(ctx, texName[i]); 983afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (t) { 984afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg t->Priority = CLAMP( priorities[i], 0.0F, 1.0F ); 98569cfdb2fcb6c6d5538aff6533b587a54fb2e74c3Keith Whitwell if (ctx->Driver.PrioritizeTexture) 98669cfdb2fcb6c6d5538aff6533b587a54fb2e74c3Keith Whitwell ctx->Driver.PrioritizeTexture( ctx, t, t->Priority ); 987afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 988afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 989afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 990a96308c37db0bc0086a017d318bc3504aa5f0b1aKeith Whitwell 991a96308c37db0bc0086a017d318bc3504aa5f0b1aKeith Whitwell ctx->NewState |= _NEW_TEXTURE; 992afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 993afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 9946dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 9956dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * See if textures are loaded in texture memory. 9966dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 9976dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param n number of textures to query. 9986dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param texName array with the texture names. 9996dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param residences array which will hold the residence status. 10006dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10016dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \return GL_TRUE if all textures are resident and \p residences is left unchanged, 10026dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10036dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glAreTexturesResident(). 10046dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10056dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Looks up each texture in the hash and calls 10066dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * dd_function_table::IsTextureResident. 1007afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 1008c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall BennettGLboolean GLAPIENTRY 1009bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul_mesa_AreTexturesResident(GLsizei n, const GLuint *texName, 1010bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul GLboolean *residences) 1011afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 1012fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 1013bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul GLboolean allResident = GL_TRUE; 101424e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul GLint i, j; 1015cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE); 1016afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 1017bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul if (n < 0) { 101808836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_error(ctx, GL_INVALID_VALUE, "glAreTexturesResident(n)"); 1019afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return GL_FALSE; 1020afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 1021afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 1022507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul if (!texName || !residences) 1023507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul return GL_FALSE; 1024507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul 1025bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul for (i = 0; i < n; i++) { 1026afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg struct gl_texture_object *t; 1027bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul if (texName[i] == 0) { 102824e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul _mesa_error(ctx, GL_INVALID_VALUE, "glAreTexturesResident"); 1029afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return GL_FALSE; 1030afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 1031ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul t = _mesa_lookup_texture(ctx, texName[i]); 103224e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul if (!t) { 103324e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul _mesa_error(ctx, GL_INVALID_VALUE, "glAreTexturesResident"); 103424e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul return GL_FALSE; 103524e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul } 103624e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul if (!ctx->Driver.IsTextureResident || 103724e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul ctx->Driver.IsTextureResident(ctx, t)) { 103824e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul /* The texture is resident */ 103924e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul if (!allResident) 104069cfdb2fcb6c6d5538aff6533b587a54fb2e74c3Keith Whitwell residences[i] = GL_TRUE; 1041afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 1042afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg else { 104324e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul /* The texture is not resident */ 104424e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul if (allResident) { 104524e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul allResident = GL_FALSE; 104624e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul for (j = 0; j < i; j++) 104724e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul residences[j] = GL_TRUE; 104824e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul } 104924e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul residences[i] = GL_FALSE; 1050afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 1051afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 105224e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul 1053bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul return allResident; 1054afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 1055afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 10566dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 10576dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * See if a name corresponds to a texture. 10586dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10596dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param texture texture name. 10606dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10616dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \return GL_TRUE if texture name corresponds to a texture, or GL_FALSE 10626dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * otherwise. 10636dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10646dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glIsTexture(). 10656dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10666dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Calls _mesa_HashLookup(). 1067afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 1068c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall BennettGLboolean GLAPIENTRY 1069fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul_mesa_IsTexture( GLuint texture ) 1070afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 10713ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul struct gl_texture_object *t; 1072fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 1073cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE); 10743ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul 1075b756990b8407d67a15cf7f63683d50dd7f9e3a4eDaniel Borca if (!texture) 10763ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul return GL_FALSE; 10773ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul 1078ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul t = _mesa_lookup_texture(ctx, texture); 10793ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul 10803ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul /* IsTexture is true only after object has been bound once. */ 10813ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul return t && t->Target; 1082afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 10836dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell 1084a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian 1085a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian/** 1086a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * Simplest implementation of texture locking: Grab the a new mutex in 10875ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell * the shared context. Examine the shared context state timestamp and 10885ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell * if there has been a change, set the appropriate bits in 10895ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell * ctx->NewState. 10905ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell * 1091a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * This is used to deal with synchronizing things when a texture object 1092a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * is used/modified by different contexts (or threads) which are sharing 1093a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * the texture. 1094a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * 1095a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * See also _mesa_lock/unlock_texture() in teximage.h 10965ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell */ 1097a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brianvoid 1098a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian_mesa_lock_context_textures( GLcontext *ctx ) 10995ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell{ 11005ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell _glthread_LOCK_MUTEX(ctx->Shared->TexMutex); 11015ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 11025ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell if (ctx->Shared->TextureStateStamp != ctx->TextureStateTimestamp) { 11035ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell ctx->NewState |= _NEW_TEXTURE; 11045ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell ctx->TextureStateTimestamp = ctx->Shared->TextureStateStamp; 11055ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell } 11065ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell} 11075ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 11085ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 1109a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brianvoid 1110a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian_mesa_unlock_context_textures( GLcontext *ctx ) 11115ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell{ 11125ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell assert(ctx->Shared->TextureStateStamp == ctx->TextureStateTimestamp); 11135ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell _glthread_UNLOCK_MUTEX(ctx->Shared->TexMutex); 11145ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell} 11155ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 11166dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@}*/ 11175ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 11185ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 1119