texobj.c revision 9e01b915f1243a3f551cb795b7124bd1e52ca15f
16dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 26dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \file texobj.c 36dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Texture object management. 46dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell */ 56dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell 6afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg/* 7afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * Mesa 3-D graphics library 8519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * Version: 6.5 95e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 10519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * Copyright (C) 1999-2006 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 1559e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* 1569e01b915f1243a3f551cb795b7124bd1e52ca15fBrian printf("TEX DELETE %p (%u)\n", (void*) texObj, texObj->Name); 1579e01b915f1243a3f551cb795b7124bd1e52ca15fBrian */ 1589e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 159a3f137094cd965d27e1b088499dd609b81a91906Brian Paul (void) ctx; 160a3f137094cd965d27e1b088499dd609b81a91906Brian Paul 1619e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* Set Target to an invalid value. With some assertions elsewhere 1629e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * we can try to detect possible use of deleted textures. 1639e01b915f1243a3f551cb795b7124bd1e52ca15fBrian */ 1649e01b915f1243a3f551cb795b7124bd1e52ca15fBrian texObj->Target = 0x99; 1659e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 16605944c031cd6bea985050f0e88a19f0794f57887Brian Paul _mesa_free_colortable_data(&texObj->Palette); 167a3f137094cd965d27e1b088499dd609b81a91906Brian Paul 168a3f137094cd965d27e1b088499dd609b81a91906Brian Paul /* free the texture images */ 16918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell for (face = 0; face < 6; face++) { 17018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell for (i = 0; i < MAX_TEXTURE_LEVELS; i++) { 17118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (texObj->Image[face][i]) { 1723e62d3a8d88b48d4ed19e00ea2bbc3d0a2b6acf7Keith Whitwell _mesa_delete_texture_image( ctx, texObj->Image[face][i] ); 17318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 174afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 175afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 176afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 1779e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* destroy the mutex -- it may have allocated memory (eg on bsd) */ 1789e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _glthread_DESTROY_MUTEX(texObj->Mutex); 1799e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 180a3f137094cd965d27e1b088499dd609b81a91906Brian Paul /* free this object */ 181a3f137094cd965d27e1b088499dd609b81a91906Brian Paul _mesa_free(texObj); 182a3f137094cd965d27e1b088499dd609b81a91906Brian Paul} 183a3f137094cd965d27e1b088499dd609b81a91906Brian Paul 184a3f137094cd965d27e1b088499dd609b81a91906Brian Paul 185a3f137094cd965d27e1b088499dd609b81a91906Brian Paul 186afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 1876dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 18885d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul * Copy texture object state from one texture object to another. 189bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul * Use for glPush/PopAttrib. 1906dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 1916dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param dest destination texture object. 1926dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param src source texture object. 19385d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul */ 19485d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paulvoid 19585d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul_mesa_copy_texture_object( struct gl_texture_object *dest, 19685d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul const struct gl_texture_object *src ) 19785d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul{ 19885d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->Name = src->Name; 19985d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->Priority = src->Priority; 20085d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->BorderColor[0] = src->BorderColor[0]; 20185d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->BorderColor[1] = src->BorderColor[1]; 20285d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->BorderColor[2] = src->BorderColor[2]; 20385d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->BorderColor[3] = src->BorderColor[3]; 20485d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->WrapS = src->WrapS; 20585d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->WrapT = src->WrapT; 20685d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->WrapR = src->WrapR; 20785d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MinFilter = src->MinFilter; 20885d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MagFilter = src->MagFilter; 20985d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MinLod = src->MinLod; 21085d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MaxLod = src->MaxLod; 211781fb93877ea3a6faeefcdb48d9b463da7d954a3Brian Paul dest->LodBias = src->LodBias; 21285d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->BaseLevel = src->BaseLevel; 21385d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MaxLevel = src->MaxLevel; 21485d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->MaxAnisotropy = src->MaxAnisotropy; 21585d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->CompareFlag = src->CompareFlag; 21685d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->CompareOperator = src->CompareOperator; 21785d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->ShadowAmbient = src->ShadowAmbient; 21885d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->CompareMode = src->CompareMode; 21985d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->CompareFunc = src->CompareFunc; 22085d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->DepthMode = src->DepthMode; 22185d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->_MaxLevel = src->_MaxLevel; 22285d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->_MaxLambda = src->_MaxLambda; 22385d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->GenerateMipmap = src->GenerateMipmap; 22485d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul dest->Palette = src->Palette; 225227315278dea9095cee6e508d03b28720b2e7880Brian dest->_Complete = src->_Complete; 22685d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul} 22785d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul 22885d816028a2472e0378afda65e7ab6f7ff4d76b4Brian Paul 2296dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 2309e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * Check if the given texture object is valid by examining its Target field. 2319e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * For debugging only. 2329e01b915f1243a3f551cb795b7124bd1e52ca15fBrian */ 2339e01b915f1243a3f551cb795b7124bd1e52ca15fBrianstatic GLboolean 2349e01b915f1243a3f551cb795b7124bd1e52ca15fBrianvalid_texture_object(const struct gl_texture_object *tex) 2359e01b915f1243a3f551cb795b7124bd1e52ca15fBrian{ 2369e01b915f1243a3f551cb795b7124bd1e52ca15fBrian switch (tex->Target) { 2379e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case 0: 2389e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_1D: 2399e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_2D: 2409e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_3D: 2419e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_CUBE_MAP_ARB: 2429e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_RECTANGLE_NV: 2439e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_1D_ARRAY_EXT: 2449e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case GL_TEXTURE_2D_ARRAY_EXT: 2459e01b915f1243a3f551cb795b7124bd1e52ca15fBrian return GL_TRUE; 2469e01b915f1243a3f551cb795b7124bd1e52ca15fBrian case 0x99: 2479e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_problem(NULL, "invalid reference to a deleted texture object"); 2489e01b915f1243a3f551cb795b7124bd1e52ca15fBrian return GL_FALSE; 2499e01b915f1243a3f551cb795b7124bd1e52ca15fBrian default: 2509e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_problem(NULL, "invalid texture object Target value"); 2519e01b915f1243a3f551cb795b7124bd1e52ca15fBrian return GL_FALSE; 2529e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 2539e01b915f1243a3f551cb795b7124bd1e52ca15fBrian} 2549e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2559e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2569e01b915f1243a3f551cb795b7124bd1e52ca15fBrian/** 2579e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * Reference (or unreference) a texture object. 2589e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * If '*ptr', decrement *ptr's refcount (and delete if it becomes zero). 2599e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * If 'tex' is non-null, increment its refcount. 2609e01b915f1243a3f551cb795b7124bd1e52ca15fBrian */ 2619e01b915f1243a3f551cb795b7124bd1e52ca15fBrianvoid 2629e01b915f1243a3f551cb795b7124bd1e52ca15fBrian_mesa_reference_texobj(struct gl_texture_object **ptr, 2639e01b915f1243a3f551cb795b7124bd1e52ca15fBrian struct gl_texture_object *tex) 2649e01b915f1243a3f551cb795b7124bd1e52ca15fBrian{ 2659e01b915f1243a3f551cb795b7124bd1e52ca15fBrian assert(ptr); 2669e01b915f1243a3f551cb795b7124bd1e52ca15fBrian if (*ptr == tex) { 2679e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* no change */ 2689e01b915f1243a3f551cb795b7124bd1e52ca15fBrian return; 2699e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 2709e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2719e01b915f1243a3f551cb795b7124bd1e52ca15fBrian if (*ptr) { 2729e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* Unreference the old texture */ 2739e01b915f1243a3f551cb795b7124bd1e52ca15fBrian GLboolean deleteFlag = GL_FALSE; 2749e01b915f1243a3f551cb795b7124bd1e52ca15fBrian struct gl_texture_object *oldTex = *ptr; 2759e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2769e01b915f1243a3f551cb795b7124bd1e52ca15fBrian assert(valid_texture_object(oldTex)); 2779e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2789e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _glthread_LOCK_MUTEX(oldTex->Mutex); 2799e01b915f1243a3f551cb795b7124bd1e52ca15fBrian ASSERT(oldTex->RefCount > 0); 2809e01b915f1243a3f551cb795b7124bd1e52ca15fBrian oldTex->RefCount--; 2819e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* 2829e01b915f1243a3f551cb795b7124bd1e52ca15fBrian printf("TEX DECR %p (%u) to %d\n", 2839e01b915f1243a3f551cb795b7124bd1e52ca15fBrian (void*) oldTex, oldTex->Name, oldTex->RefCount); 2849e01b915f1243a3f551cb795b7124bd1e52ca15fBrian */ 2859e01b915f1243a3f551cb795b7124bd1e52ca15fBrian deleteFlag = (oldTex->RefCount == 0); 2869e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _glthread_UNLOCK_MUTEX(oldTex->Mutex); 2879e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2889e01b915f1243a3f551cb795b7124bd1e52ca15fBrian if (deleteFlag) { 2899e01b915f1243a3f551cb795b7124bd1e52ca15fBrian GET_CURRENT_CONTEXT(ctx); 2909e01b915f1243a3f551cb795b7124bd1e52ca15fBrian ctx->Driver.DeleteTexture(ctx, oldTex); 2919e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 2929e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2939e01b915f1243a3f551cb795b7124bd1e52ca15fBrian *ptr = NULL; 2949e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 2959e01b915f1243a3f551cb795b7124bd1e52ca15fBrian assert(!*ptr); 2969e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 2979e01b915f1243a3f551cb795b7124bd1e52ca15fBrian if (tex) { 2989e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* reference new texture */ 2999e01b915f1243a3f551cb795b7124bd1e52ca15fBrian assert(valid_texture_object(tex)); 3009e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _glthread_LOCK_MUTEX(tex->Mutex); 3019e01b915f1243a3f551cb795b7124bd1e52ca15fBrian if (tex->RefCount == 0) { 3029e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* this texture's being deleted (look just above) */ 3039e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* Not sure this can every really happen. Warn if it does. */ 3049e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_problem(NULL, "referencing deleted texture object"); 3059e01b915f1243a3f551cb795b7124bd1e52ca15fBrian *ptr = NULL; 3069e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 3079e01b915f1243a3f551cb795b7124bd1e52ca15fBrian else { 3089e01b915f1243a3f551cb795b7124bd1e52ca15fBrian tex->RefCount++; 3099e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* 3109e01b915f1243a3f551cb795b7124bd1e52ca15fBrian printf("TEX INCR %p (%u) to %d\n", 3119e01b915f1243a3f551cb795b7124bd1e52ca15fBrian (void*) tex, tex->Name, tex->RefCount); 3129e01b915f1243a3f551cb795b7124bd1e52ca15fBrian */ 3139e01b915f1243a3f551cb795b7124bd1e52ca15fBrian *ptr = tex; 3149e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 3159e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _glthread_UNLOCK_MUTEX(tex->Mutex); 3169e01b915f1243a3f551cb795b7124bd1e52ca15fBrian } 3179e01b915f1243a3f551cb795b7124bd1e52ca15fBrian} 3189e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 3199e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 3209e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 3219e01b915f1243a3f551cb795b7124bd1e52ca15fBrian/** 3226dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Report why a texture object is incomplete. 3236dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 3246dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param t texture object. 3256dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param why string describing why it's incomplete. 3266dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 3276dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \note For debug purposes only. 328a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul */ 32921d073d55ad668494fa19977fe06369194eb1ec5Brian Paul#if 0 33021d073d55ad668494fa19977fe06369194eb1ec5Brian Paulstatic void 33121d073d55ad668494fa19977fe06369194eb1ec5Brian Paulincomplete(const struct gl_texture_object *t, const char *why) 33221d073d55ad668494fa19977fe06369194eb1ec5Brian Paul{ 3334e9676fb13f60ecdbc247b120031f18cd3febcb0Brian Paul _mesa_printf("Texture Obj %d incomplete because: %s\n", t->Name, why); 33421d073d55ad668494fa19977fe06369194eb1ec5Brian Paul} 33521d073d55ad668494fa19977fe06369194eb1ec5Brian Paul#else 3366dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell#define incomplete(t, why) 33721d073d55ad668494fa19977fe06369194eb1ec5Brian Paul#endif 338afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 339afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 3406dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 341a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul * Examine a texture object to determine if it is complete. 3426dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 3436dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * The gl_texture_object::Complete flag will be set to GL_TRUE or GL_FALSE 3446dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * accordingly. 3456dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 3466dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param ctx GL context. 3476dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param t texture object. 3486dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 3496dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * According to the texture target, verifies that each of the mipmaps is 3506dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * present and has the expected size. 351afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 35235d5301a54153930ee6fd60dff1010ce9f901397Brian Paulvoid 35335d5301a54153930ee6fd60dff1010ce9f901397Brian Paul_mesa_test_texobj_completeness( const GLcontext *ctx, 35435d5301a54153930ee6fd60dff1010ce9f901397Brian Paul struct gl_texture_object *t ) 355afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 35663ec4238236479a57420c6b43a09d79eff624928Brian Paul const GLint baseLevel = t->BaseLevel; 357cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul GLint maxLog2 = 0, maxLevels = 0; 35863ec4238236479a57420c6b43a09d79eff624928Brian Paul 359227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_TRUE; /* be optimistic */ 360afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 361a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* Always need the base level image */ 36218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (!t->Image[0][baseLevel]) { 3637e86eb991b50e0f52e6a0404289ca73126da6414Brian Paul char s[100]; 364aa2069586d434dd0487b0daa2b583efe801a0d51Brian Paul _mesa_sprintf(s, "obj %p (%d) Image[baseLevel=%d] == NULL", 3654ccbe9e666b55b97e6482e0655277c33e434ff32Brian Paul (void *) t, t->Name, baseLevel); 3667e86eb991b50e0f52e6a0404289ca73126da6414Brian Paul incomplete(t, s); 367227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 368afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 369afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 370afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 371973da83f6237b5af4a9ee77f32fdfa5c04ecabc8Brian Paul /* Check width/height/depth for zero */ 37218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][baseLevel]->Width == 0 || 37318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[0][baseLevel]->Height == 0 || 37418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[0][baseLevel]->Depth == 0) { 375973da83f6237b5af4a9ee77f32fdfa5c04ecabc8Brian Paul incomplete(t, "texture width = 0"); 376227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 377973da83f6237b5af4a9ee77f32fdfa5c04ecabc8Brian Paul return; 378973da83f6237b5af4a9ee77f32fdfa5c04ecabc8Brian Paul } 379973da83f6237b5af4a9ee77f32fdfa5c04ecabc8Brian Paul 380083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul /* Compute _MaxLevel */ 381bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick if ((t->Target == GL_TEXTURE_1D) || 382bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick (t->Target == GL_TEXTURE_1D_ARRAY_EXT)) { 38318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell maxLog2 = t->Image[0][baseLevel]->WidthLog2; 384cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul maxLevels = ctx->Const.MaxTextureLevels; 385afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 386bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick else if ((t->Target == GL_TEXTURE_2D) || 387bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick (t->Target == GL_TEXTURE_2D_ARRAY_EXT)) { 38818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell maxLog2 = MAX2(t->Image[0][baseLevel]->WidthLog2, 38918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[0][baseLevel]->HeightLog2); 3908afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul maxLevels = ctx->Const.MaxTextureLevels; 391afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 3928afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_3D) { 39318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLint max = MAX2(t->Image[0][baseLevel]->WidthLog2, 39418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[0][baseLevel]->HeightLog2); 39518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell maxLog2 = MAX2(max, (GLint)(t->Image[0][baseLevel]->DepthLog2)); 396cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul maxLevels = ctx->Const.Max3DTextureLevels; 397afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 3988afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_CUBE_MAP_ARB) { 39918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell maxLog2 = MAX2(t->Image[0][baseLevel]->WidthLog2, 40018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[0][baseLevel]->HeightLog2); 4018afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul maxLevels = ctx->Const.MaxCubeTextureLevels; 4028afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul } 4038afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_RECTANGLE_NV) { 4048afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul maxLog2 = 0; /* not applicable */ 4058afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul maxLevels = 1; /* no mipmapping */ 4068afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul } 407cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul else { 4088afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul _mesa_problem(ctx, "Bad t->Target in _mesa_test_texobj_completeness"); 409cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul return; 410cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul } 411cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul 412cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul ASSERT(maxLevels > 0); 413afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 414083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul t->_MaxLevel = baseLevel + maxLog2; 415083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul t->_MaxLevel = MIN2(t->_MaxLevel, t->MaxLevel); 416cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul t->_MaxLevel = MIN2(t->_MaxLevel, maxLevels - 1); 417afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 418083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul /* Compute _MaxLambda = q - b (see the 1.2 spec) used during mipmapping */ 419083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul t->_MaxLambda = (GLfloat) (t->_MaxLevel - t->BaseLevel); 420afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 4218afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul if (t->Target == GL_TEXTURE_CUBE_MAP_ARB) { 422a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* make sure that all six cube map level 0 images are the same size */ 42318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell const GLuint w = t->Image[0][baseLevel]->Width2; 42418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell const GLuint h = t->Image[0][baseLevel]->Height2; 42518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint face; 42618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell for (face = 1; face < 6; face++) { 42718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[face][baseLevel] == NULL || 42818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[face][baseLevel]->Width2 != w || 42918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[face][baseLevel]->Height2 != h) { 430227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 43118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "Non-quare cubemap image"); 43218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell return; 43318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 434ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 435ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 436ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul 437887e2cf01a99f7fe1b7c94320b7bdbbf0d6ad2f8Brian Paul /* extra checking for mipmaps */ 438ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (t->MinFilter != GL_NEAREST && t->MinFilter != GL_LINEAR) { 439afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* 440afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * Mipmapping: determine if we have a complete set of mipmaps 441afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 442afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLint i; 44363ec4238236479a57420c6b43a09d79eff624928Brian Paul GLint minLevel = baseLevel; 444083e466f88e1203f08b7699fa34b05d0e45b3172Brian Paul GLint maxLevel = t->_MaxLevel; 445afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 446afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (minLevel > maxLevel) { 447227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 44821d073d55ad668494fa19977fe06369194eb1ec5Brian Paul incomplete(t, "minLevel > maxLevel"); 449afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 450afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 451afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 452afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Test dimension-independent attributes */ 453afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg for (i = minLevel; i <= maxLevel; i++) { 45418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]) { 45518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->TexFormat != t->Image[0][baseLevel]->TexFormat) { 456227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 45721d073d55ad668494fa19977fe06369194eb1ec5Brian Paul incomplete(t, "Format[i] != Format[baseLevel]"); 458afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 459afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 46018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Border != t->Image[0][baseLevel]->Border) { 461227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 46221d073d55ad668494fa19977fe06369194eb1ec5Brian Paul incomplete(t, "Border[i] != Border[baseLevel]"); 463afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 464afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 465afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 466afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 467afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 468afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Test things which depend on number of texture image dimensions */ 469bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick if ((t->Target == GL_TEXTURE_1D) || 470bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick (t->Target == GL_TEXTURE_1D_ARRAY_EXT)) { 471afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Test 1-D mipmaps */ 47218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint width = t->Image[0][baseLevel]->Width2; 473cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul for (i = baseLevel + 1; i < maxLevels; i++) { 474ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width > 1) { 475afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg width /= 2; 476afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 477afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (i >= minLevel && i <= maxLevel) { 47818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (!t->Image[0][i]) { 479227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 48018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "1D Image[0][i] == NULL"); 481afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 482afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 48318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Width2 != width ) { 484227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 48518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "1D Image[0][i] bad width"); 486afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 487afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 488afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 489ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width == 1) { 490afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; /* found smallest needed mipmap, all done! */ 491afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 492afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 493afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 494bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick else if ((t->Target == GL_TEXTURE_2D) || 495bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick (t->Target == GL_TEXTURE_2D_ARRAY_EXT)) { 496afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Test 2-D mipmaps */ 49718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint width = t->Image[0][baseLevel]->Width2; 49818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint height = t->Image[0][baseLevel]->Height2; 499cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul for (i = baseLevel + 1; i < maxLevels; i++) { 500ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width > 1) { 501afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg width /= 2; 502afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 503ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (height > 1) { 504afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg height /= 2; 505afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 506afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (i >= minLevel && i <= maxLevel) { 50718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (!t->Image[0][i]) { 508227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 50918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "2D Image[0][i] == NULL"); 510afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 511afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 51218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Width2 != width) { 513227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 51418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "2D Image[0][i] bad width"); 515afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 516afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 51718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Height2 != height) { 518227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 51918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "2D Image[0][i] bad height"); 520afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 521afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 522afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (width==1 && height==1) { 523afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; /* found smallest needed mipmap, all done! */ 524afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 525afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 526afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 527afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 5288afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_3D) { 529afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Test 3-D mipmaps */ 53018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint width = t->Image[0][baseLevel]->Width2; 53118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint height = t->Image[0][baseLevel]->Height2; 53218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint depth = t->Image[0][baseLevel]->Depth2; 533cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul for (i = baseLevel + 1; i < maxLevels; i++) { 534ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width > 1) { 535afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg width /= 2; 536afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 537ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (height > 1) { 538afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg height /= 2; 539afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 540ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (depth > 1) { 541afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg depth /= 2; 542afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 543afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (i >= minLevel && i <= maxLevel) { 54418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (!t->Image[0][i]) { 54518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "3D Image[0][i] == NULL"); 546227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 547afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 548afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 549a9fc8ba756dd25a07dc19058fe60f65bda82a055Brian Paul if (t->Image[0][i]->_BaseFormat == GL_DEPTH_COMPONENT) { 550227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 5514182cf60d96a077a66675e89694529b5f9e4b329Brian Paul incomplete(t, "GL_DEPTH_COMPONENT only works with 1/2D tex"); 5524182cf60d96a077a66675e89694529b5f9e4b329Brian Paul return; 5534182cf60d96a077a66675e89694529b5f9e4b329Brian Paul } 55418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Width2 != width) { 555227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 55618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "3D Image[0][i] bad width"); 557afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 558afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 55918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Height2 != height) { 560227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 56118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "3D Image[0][i] bad height"); 562afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 563afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 56418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[0][i]->Depth2 != depth) { 565227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 56618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "3D Image[0][i] bad depth"); 567afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 568afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 569afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 570ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width == 1 && height == 1 && depth == 1) { 571afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; /* found smallest needed mipmap, all done! */ 572afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 573afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 574afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 5758afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_CUBE_MAP_ARB) { 576ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul /* make sure 6 cube faces are consistant */ 57718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint width = t->Image[0][baseLevel]->Width2; 57818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint height = t->Image[0][baseLevel]->Height2; 579cd1cefae9146fc14b35ee93a04bdb1b1590fba7bBrian Paul for (i = baseLevel + 1; i < maxLevels; i++) { 580ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (width > 1) { 581ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul width /= 2; 582ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 583ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (height > 1) { 584ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul height /= 2; 585ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 586ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul if (i >= minLevel && i <= maxLevel) { 58718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell GLuint face; 58818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell for (face = 0; face < 6; face++) { 58918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell /* check that we have images defined */ 59018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (!t->Image[face][i]) { 591227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 59218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "CubeMap Image[n][i] == NULL"); 59318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell return; 59418fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 59518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell /* Don't support GL_DEPTH_COMPONENT for cube maps */ 596a9fc8ba756dd25a07dc19058fe60f65bda82a055Brian Paul if (t->Image[face][i]->_BaseFormat == GL_DEPTH_COMPONENT) { 597227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 59818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "GL_DEPTH_COMPONENT only works with 1/2D tex"); 59918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell return; 60018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 60118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell /* check that all six images have same size */ 60218fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (t->Image[face][i]->Width2!=width || 60318fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell t->Image[face][i]->Height2!=height) { 604227315278dea9095cee6e508d03b28720b2e7880Brian t->_Complete = GL_FALSE; 60518fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell incomplete(t, "CubeMap Image[n][i] bad size"); 60618fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell return; 60718fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 60818fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 60918fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell } 61018fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell if (width == 1 && height == 1) { 61118fa367ac6e035341f5eb86ecc4231124b2921e3Keith Whitwell return; /* found smallest needed mipmap, all done! */ 612ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 613ad817704fa2c6d8449f55565f07ab5592a574fb6Brian Paul } 614413d6a21f849a689b5c83ea04395856b44fc65a8Brian Paul } 6158afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul else if (t->Target == GL_TEXTURE_RECTANGLE_NV) { 6168afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul /* XXX special checking? */ 6178afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul } 618afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg else { 6198afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul /* Target = ??? */ 62008836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_problem(ctx, "Bug in gl_test_texture_object_completeness\n"); 621afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 622afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 623afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 624afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 6256dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@}*/ 626afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 627832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul 6286dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/***********************************************************************/ 6296dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** \name API functions */ 6306dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@{*/ 631afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 6326dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell 6336dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 6346dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Generate texture names. 6356dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 6366dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param n number of texture names to be generated. 637a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * \param textures an array in which will hold the generated texture names. 6386dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 6396dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glGenTextures(). 6406dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 6419e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian * Calls _mesa_HashFindFreeKeyBlock() to find a block of free texture 6429e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian * IDs which are stored in \p textures. Corresponding empty texture 6439e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian * objects are also generated. 6446dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell */ 645c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall Bennettvoid GLAPIENTRY 646a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul_mesa_GenTextures( GLsizei n, GLuint *textures ) 647afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 648fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 649afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLuint first; 650afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLint i; 651cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END(ctx); 652afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 653507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul if (n < 0) { 65408836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_error( ctx, GL_INVALID_VALUE, "glGenTextures" ); 655afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 656afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 657afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 658a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul if (!textures) 659507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul return; 660832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul 661832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul /* 662832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul * This must be atomic (generation and allocation of texture IDs) 663832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul */ 6649e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian _glthread_LOCK_MUTEX(ctx->Shared->Mutex); 665832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul 666bb79790662f56eb71aafd3f020cd86ad810f56b2Brian Paul first = _mesa_HashFindFreeKeyBlock(ctx->Shared->TexObjects, n); 667afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 668afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Allocate new, empty texture objects */ 669a3f137094cd965d27e1b088499dd609b81a91906Brian Paul for (i = 0; i < n; i++) { 670a3f137094cd965d27e1b088499dd609b81a91906Brian Paul struct gl_texture_object *texObj; 671afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLuint name = first + i; 6728afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul GLenum target = 0; 673a3f137094cd965d27e1b088499dd609b81a91906Brian Paul texObj = (*ctx->Driver.NewTextureObject)( ctx, name, target); 674a3f137094cd965d27e1b088499dd609b81a91906Brian Paul if (!texObj) { 6759e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex); 676a3f137094cd965d27e1b088499dd609b81a91906Brian Paul _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGenTextures"); 677a3f137094cd965d27e1b088499dd609b81a91906Brian Paul return; 678a3f137094cd965d27e1b088499dd609b81a91906Brian Paul } 679bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul 680bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul /* insert into hash table */ 681bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _mesa_HashInsert(ctx->Shared->TexObjects, texObj->Name, texObj); 682bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul 683a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul textures[i] = name; 684afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 685832179c50e2cf5de9735241e4767aea4d6fc33bfBrian Paul 6869e3e3883fa42ffee82e8e8ecbf75c153a2215acbBrian _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex); 687afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 688afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 689a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul 6906dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 691519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * Check if the given texture object is bound to the current draw or 692519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * read framebuffer. If so, Unbind it. 693519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul */ 694519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paulstatic void 695519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paulunbind_texobj_from_fbo(GLcontext *ctx, struct gl_texture_object *texObj) 696519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul{ 697519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul const GLuint n = (ctx->DrawBuffer == ctx->ReadBuffer) ? 1 : 2; 698519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul GLuint i; 699519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 700519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul for (i = 0; i < n; i++) { 701519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul struct gl_framebuffer *fb = (i == 0) ? ctx->DrawBuffer : ctx->ReadBuffer; 702519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul if (fb->Name) { 703519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul GLuint j; 704519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul for (j = 0; j < BUFFER_COUNT; j++) { 705519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul if (fb->Attachment[j].Type == GL_TEXTURE && 706519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul fb->Attachment[j].Texture == texObj) { 707519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul _mesa_remove_attachment(ctx, fb->Attachment + j); 708519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 709519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 710519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 711519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 712519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul} 713519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 714519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 715519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul/** 716519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * Check if the given texture object is bound to any texture image units and 7179e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * unbind it if so (revert to default textures). 718519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul */ 719519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paulstatic void 720519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paulunbind_texobj_from_texunits(GLcontext *ctx, struct gl_texture_object *texObj) 721519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul{ 722519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul GLuint u; 723519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 724519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul for (u = 0; u < MAX_TEXTURE_IMAGE_UNITS; u++) { 725519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul struct gl_texture_unit *unit = &ctx->Texture.Unit[u]; 726519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul if (texObj == unit->Current1D) { 7279e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->Current1D, ctx->Shared->Default1D); 728519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 729519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul else if (texObj == unit->Current2D) { 7309e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->Current2D, ctx->Shared->Default2D); 731519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 732519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul else if (texObj == unit->Current3D) { 7339e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->Current3D, ctx->Shared->Default3D); 734519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 735519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul else if (texObj == unit->CurrentCubeMap) { 7369e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->CurrentCubeMap, ctx->Shared->DefaultCubeMap); 737519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 738519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul else if (texObj == unit->CurrentRect) { 7399e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->CurrentRect, ctx->Shared->DefaultRect); 74087a980a795b29c5114c07a74aa5d95b6e7a7f971Ian Romanick } 741bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick else if (texObj == unit->Current1DArray) { 7429e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->Current1DArray, ctx->Shared->Default1DArray); 743bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick } 744bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick else if (texObj == unit->Current2DArray) { 7459e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&unit->Current2DArray, ctx->Shared->Default2DArray); 746519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 747519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul } 748519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul} 749519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 750519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 751519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul/** 7526dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Delete named textures. 7536dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 7546dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param n number of textures to be deleted. 755a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * \param textures array of texture IDs to be deleted. 7566dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 7576dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glDeleteTextures(). 7586dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 759a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * If we're about to delete a texture that's currently bound to any 760a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * texture unit, unbind the texture first. Decrement the reference 761a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * count on the texture object and delete it if it's zero. 762a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * Recall that texture objects can be shared among several rendering 763a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul * contexts. 764afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 765c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall Bennettvoid GLAPIENTRY 766a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul_mesa_DeleteTextures( GLsizei n, const GLuint *textures) 767afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 768fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 769afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLint i; 770cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); /* too complex */ 771afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 772a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul if (!textures) 773507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul return; 774507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul 775a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul for (i = 0; i < n; i++) { 776a212e9670ba31b062c48ed9dd23f28f08fa15b5eBrian Paul if (textures[i] > 0) { 777ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul struct gl_texture_object *delObj 778ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul = _mesa_lookup_texture(ctx, textures[i]); 7795ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 780a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul if (delObj) { 7815ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell _mesa_lock_texture(ctx, delObj); 782519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 783519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul /* Check if texture is bound to any framebuffer objects. 784519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * If so, unbind. 785519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul * See section 4.4.2.3 of GL_EXT_framebuffer_object. 786519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul */ 787519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul unbind_texobj_from_fbo(ctx, delObj); 788519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 789519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul /* Check if this texture is currently bound to any texture units. 7909e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * If so, unbind it. 79159d6da5365c876ba18a66cd51ed52b0e1d96704eBrian Paul */ 792519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul unbind_texobj_from_texunits(ctx, delObj); 793519b23b21f9cd6945fd17cdb26e7a6f531cdeec0Brian Paul 7949e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_unlock_texture(ctx, delObj); 7959e01b915f1243a3f551cb795b7124bd1e52ca15fBrian 796a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul ctx->NewState |= _NEW_TEXTURE; 797afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 798bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul /* The texture _name_ is now free for re-use. 799bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul * Remove it from the hash table now. 800bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul */ 801bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _glthread_LOCK_MUTEX(ctx->Shared->Mutex); 802bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _mesa_HashRemove(ctx->Shared->TexObjects, delObj->Name); 803bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex); 804bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul 8059e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* Unrefernce the texobj. If refcount hits zero, the texture 8069e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * will be deleted. 80742fee73aadd7f37a4f18e57c167e98b7a6294508Brian Paul */ 8089e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&delObj, NULL); 809afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 810afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 811afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 812afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 813afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 814f18fc687071a71a6f821a779a83b435f80d55b64Brian Paul 8156dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 8166dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Bind a named texture to a texturing target. 8176dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 8186dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param target texture target. 8196dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param texName texture name. 8206dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 8216dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glBindTexture(). 8226dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 8236dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Determines the old texture object bound and returns immediately if rebinding 8246dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * the same texture. Get the current texture which is either a default texture 8256dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * if name is null, a named texture from the hash, or a new texture if the 8266dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * given texture name is new. Increments its reference count, binds it, and 8276dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * calls dd_function_table::BindTexture. Decrements the old texture reference 8286dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * count and deletes it if it reaches zero. 829afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 830c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall Bennettvoid GLAPIENTRY 831fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul_mesa_BindTexture( GLenum target, GLuint texName ) 832afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 833fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 834be906fe05e1fd6c488ff84b24379d7272a5ac5afBrian Paul const GLuint unit = ctx->Texture.CurrentUnit; 835afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; 836a0c85249244e1af8dac88076d5f384cf4bd01236Keith Whitwell struct gl_texture_object *newTexObj = NULL; 837cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END(ctx); 838afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 839afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE)) 8404753d60dd070bb08d0116076bcc08025c86ce857Brian Paul _mesa_debug(ctx, "glBindTexture %s %d\n", 841d09a1d8b29ae5841ae39b5c24c3f4693dd750559Brian Paul _mesa_lookup_enum_by_nr(target), (GLint) texName); 842afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 843f18fc687071a71a6f821a779a83b435f80d55b64Brian Paul /* 844a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul * Get pointer to new texture object (newTexObj) 845a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul */ 846fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul if (texName == 0) { 847a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* newTexObj = a default texture object */ 848a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul switch (target) { 849a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul case GL_TEXTURE_1D: 850a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul newTexObj = ctx->Shared->Default1D; 851a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul break; 852a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul case GL_TEXTURE_2D: 853a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul newTexObj = ctx->Shared->Default2D; 854a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul break; 855a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul case GL_TEXTURE_3D: 856a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul newTexObj = ctx->Shared->Default3D; 857a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul break; 858a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul case GL_TEXTURE_CUBE_MAP_ARB: 859a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul newTexObj = ctx->Shared->DefaultCubeMap; 860a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul break; 8618afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul case GL_TEXTURE_RECTANGLE_NV: 8628afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj = ctx->Shared->DefaultRect; 8638afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul break; 864bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick case GL_TEXTURE_1D_ARRAY_EXT: 865bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick newTexObj = ctx->Shared->Default1DArray; 866bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick break; 867bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick case GL_TEXTURE_2D_ARRAY_EXT: 868bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick newTexObj = ctx->Shared->Default2DArray; 869bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick break; 870a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul default: 871a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul ; /* Bad targets are caught above */ 872a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul } 873fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul } 874afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg else { 875a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* non-default texture object */ 876ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul newTexObj = _mesa_lookup_texture(ctx, texName); 877a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul if (newTexObj) { 878a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* error checking */ 8798afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul if (newTexObj->Target != 0 && newTexObj->Target != target) { 880420ef64f18208a54b97e96936b741dc1531e45c8Brian Paul /* the named texture object's dimensions don't match the target */ 8815a2f32b102ab862fb10ba6b89e0b68a71552c674Brian Paul _mesa_error( ctx, GL_INVALID_OPERATION, 8825a2f32b102ab862fb10ba6b89e0b68a71552c674Brian Paul "glBindTexture(wrong dimensionality)" ); 883a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul return; 884a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul } 8858afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul if (newTexObj->Target == 0 && target == GL_TEXTURE_RECTANGLE_NV) { 8868afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul /* have to init wrap and filter state here - kind of klunky */ 8878afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj->WrapS = GL_CLAMP_TO_EDGE; 8888afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj->WrapT = GL_CLAMP_TO_EDGE; 8898afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj->WrapR = GL_CLAMP_TO_EDGE; 8908afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj->MinFilter = GL_LINEAR; 891c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger if (ctx->Driver.TexParameter) { 892c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger static const GLfloat fparam_wrap[1] = {(GLfloat) GL_CLAMP_TO_EDGE}; 893c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger static const GLfloat fparam_filter[1] = {(GLfloat) GL_LINEAR}; 894c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger (*ctx->Driver.TexParameter)( ctx, target, newTexObj, GL_TEXTURE_WRAP_S, fparam_wrap ); 895c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger (*ctx->Driver.TexParameter)( ctx, target, newTexObj, GL_TEXTURE_WRAP_T, fparam_wrap ); 896c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger (*ctx->Driver.TexParameter)( ctx, target, newTexObj, GL_TEXTURE_WRAP_R, fparam_wrap ); 897c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger (*ctx->Driver.TexParameter)( ctx, target, newTexObj, GL_TEXTURE_MIN_FILTER, fparam_filter ); 898c71ee917e325e8b8c1591047d6e33adb4e051da8Roland Scheidegger } 8998afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul } 900afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 901a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul else { 902a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul /* if this is a new texture id, allocate a texture object now */ 903a3f137094cd965d27e1b088499dd609b81a91906Brian Paul newTexObj = (*ctx->Driver.NewTextureObject)(ctx, texName, target); 904a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul if (!newTexObj) { 90508836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBindTexture"); 906a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul return; 907a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul } 908bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul 909bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul /* and insert it into hash table */ 910bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _glthread_LOCK_MUTEX(ctx->Shared->Mutex); 911bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _mesa_HashInsert(ctx->Shared->TexObjects, texName, newTexObj); 912bb7d5f8837a9c7658a18dbaf02d52583e29443e3Brian Paul _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex); 913a852378a6289d154364dde440f89a39bbfc33e2dBrian Paul } 9148afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul newTexObj->Target = target; 915afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 916afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 9179e01b915f1243a3f551cb795b7124bd1e52ca15fBrian assert(valid_texture_object(newTexObj)); 9186e6d4c66bd7fd64162ee453b143d7388bb051444Brian Paul 9199e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* flush before changing binding */ 920cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell FLUSH_VERTICES(ctx, _NEW_TEXTURE); 921cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell 9229e01b915f1243a3f551cb795b7124bd1e52ca15fBrian /* Do the actual binding. The refcount on the previously bound 9239e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * texture object will be decremented. It'll be deleted if the 9249e01b915f1243a3f551cb795b7124bd1e52ca15fBrian * count hits zero. 9259e01b915f1243a3f551cb795b7124bd1e52ca15fBrian */ 926fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul switch (target) { 927fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul case GL_TEXTURE_1D: 9289e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&texUnit->Current1D, newTexObj); 929fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul break; 930fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul case GL_TEXTURE_2D: 9319e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&texUnit->Current2D, newTexObj); 932fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul break; 933fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul case GL_TEXTURE_3D: 9349e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&texUnit->Current3D, newTexObj); 935fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul break; 936fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul case GL_TEXTURE_CUBE_MAP_ARB: 9379e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&texUnit->CurrentCubeMap, newTexObj); 938fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul break; 9398afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul case GL_TEXTURE_RECTANGLE_NV: 9409e01b915f1243a3f551cb795b7124bd1e52ca15fBrian _mesa_reference_texobj(&texUnit->CurrentRect, newTexObj); 9418afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul break; 942bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick case GL_TEXTURE_1D_ARRAY_EXT: 943bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick texUnit->Current1DArray = newTexObj; 944bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick break; 945bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick case GL_TEXTURE_2D_ARRAY_EXT: 946bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick texUnit->Current2DArray = newTexObj; 947bb372f1c9bc08e8b0dca983cb4ba36b2f2f039fbIan Romanick break; 948fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul default: 94908836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_problem(ctx, "bad target in BindTexture"); 9508afe7de8deaf3c9613fd68b344de8c52b02b1879Brian Paul return; 951fc4b44399a07a7a7559f20ceab8a791209b4d875Brian Paul } 952afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 953afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg /* Pass BindTexture call to device driver */ 9545e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen if (ctx->Driver.BindTexture) 955afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg (*ctx->Driver.BindTexture)( ctx, target, newTexObj ); 956afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 957afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 958f18fc687071a71a6f821a779a83b435f80d55b64Brian Paul 9596dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 9606dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Set texture priorities. 9616dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 9626dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param n number of textures. 9636dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param texName texture names. 9646dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param priorities corresponding texture priorities. 9656dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 9666dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glPrioritizeTextures(). 9676dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 9686dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Looks up each texture in the hash, clamps the corresponding priority between 9696dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 0.0 and 1.0, and calls dd_function_table::PrioritizeTexture. 970afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 971c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall Bennettvoid GLAPIENTRY 972fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul_mesa_PrioritizeTextures( GLsizei n, const GLuint *texName, 973fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul const GLclampf *priorities ) 974afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 975fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 976afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg GLint i; 977cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); 978afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 9796d04725282f32cbd32acbc8b79294a2a056b2158Brian Paul if (n < 0) { 98008836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_error( ctx, GL_INVALID_VALUE, "glPrioritizeTextures" ); 981afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return; 982afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 983afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 984507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul if (!priorities) 985507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul return; 986507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul 9876d04725282f32cbd32acbc8b79294a2a056b2158Brian Paul for (i = 0; i < n; i++) { 9886d04725282f32cbd32acbc8b79294a2a056b2158Brian Paul if (texName[i] > 0) { 989ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul struct gl_texture_object *t = _mesa_lookup_texture(ctx, texName[i]); 990afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg if (t) { 991afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg t->Priority = CLAMP( priorities[i], 0.0F, 1.0F ); 99269cfdb2fcb6c6d5538aff6533b587a54fb2e74c3Keith Whitwell if (ctx->Driver.PrioritizeTexture) 99369cfdb2fcb6c6d5538aff6533b587a54fb2e74c3Keith Whitwell ctx->Driver.PrioritizeTexture( ctx, t, t->Priority ); 994afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 995afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 996afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 997a96308c37db0bc0086a017d318bc3504aa5f0b1aKeith Whitwell 998a96308c37db0bc0086a017d318bc3504aa5f0b1aKeith Whitwell ctx->NewState |= _NEW_TEXTURE; 999afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 1000afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 10016dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 10026dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * See if textures are loaded in texture memory. 10036dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10046dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param n number of textures to query. 10056dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param texName array with the texture names. 10066dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param residences array which will hold the residence status. 10076dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10086dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \return GL_TRUE if all textures are resident and \p residences is left unchanged, 10096dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10106dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glAreTexturesResident(). 10116dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10126dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Looks up each texture in the hash and calls 10136dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * dd_function_table::IsTextureResident. 1014afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 1015c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall BennettGLboolean GLAPIENTRY 1016bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul_mesa_AreTexturesResident(GLsizei n, const GLuint *texName, 1017bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul GLboolean *residences) 1018afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 1019fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 1020bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul GLboolean allResident = GL_TRUE; 102124e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul GLint i, j; 1022cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE); 1023afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 1024bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul if (n < 0) { 102508836341788a9f9d638d9dc8328510ccd18ddeb5Brian Paul _mesa_error(ctx, GL_INVALID_VALUE, "glAreTexturesResident(n)"); 1026afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return GL_FALSE; 1027afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 1028afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 1029507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul if (!texName || !residences) 1030507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul return GL_FALSE; 1031507d83e4cc0eb2fbc4a5ce3b87ed0b40634df5a8Brian Paul 1032bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul for (i = 0; i < n; i++) { 1033afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg struct gl_texture_object *t; 1034bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul if (texName[i] == 0) { 103524e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul _mesa_error(ctx, GL_INVALID_VALUE, "glAreTexturesResident"); 1036afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg return GL_FALSE; 1037afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 1038ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul t = _mesa_lookup_texture(ctx, texName[i]); 103924e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul if (!t) { 104024e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul _mesa_error(ctx, GL_INVALID_VALUE, "glAreTexturesResident"); 104124e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul return GL_FALSE; 104224e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul } 104324e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul if (!ctx->Driver.IsTextureResident || 104424e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul ctx->Driver.IsTextureResident(ctx, t)) { 104524e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul /* The texture is resident */ 104624e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul if (!allResident) 104769cfdb2fcb6c6d5538aff6533b587a54fb2e74c3Keith Whitwell residences[i] = GL_TRUE; 1048afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 1049afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg else { 105024e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul /* The texture is not resident */ 105124e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul if (allResident) { 105224e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul allResident = GL_FALSE; 105324e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul for (j = 0; j < i; j++) 105424e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul residences[j] = GL_TRUE; 105524e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul } 105624e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul residences[i] = GL_FALSE; 1057afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 1058afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg } 105924e81fda4d3c55003294a818de7c0faf7ae1552dBrian Paul 1060bd0f7f42d6413577b78c342ab2f73b8d05c81d2fBrian Paul return allResident; 1061afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 1062afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 10636dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** 10646dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * See if a name corresponds to a texture. 10656dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10666dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \param texture texture name. 10676dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10686dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \return GL_TRUE if texture name corresponds to a texture, or GL_FALSE 10696dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * otherwise. 10706dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10716dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * \sa glIsTexture(). 10726dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * 10736dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell * Calls _mesa_HashLookup(). 1074afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 1075c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall BennettGLboolean GLAPIENTRY 1076fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul_mesa_IsTexture( GLuint texture ) 1077afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg{ 10783ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul struct gl_texture_object *t; 1079fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul GET_CURRENT_CONTEXT(ctx); 1080cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE); 10813ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul 1082b756990b8407d67a15cf7f63683d50dd7f9e3a4eDaniel Borca if (!texture) 10833ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul return GL_FALSE; 10843ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul 1085ea4fe661d7f3a95d9db17e1475076f1badf8e1a6Brian Paul t = _mesa_lookup_texture(ctx, texture); 10863ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul 10873ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul /* IsTexture is true only after object has been bound once. */ 10883ec0631e955cb79cf6009e391cd9b4f6a263b989Brian Paul return t && t->Target; 1089afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg} 10906dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell 1091a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian 1092a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian/** 1093a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * Simplest implementation of texture locking: Grab the a new mutex in 10945ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell * the shared context. Examine the shared context state timestamp and 10955ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell * if there has been a change, set the appropriate bits in 10965ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell * ctx->NewState. 10975ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell * 1098a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * This is used to deal with synchronizing things when a texture object 1099a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * is used/modified by different contexts (or threads) which are sharing 1100a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * the texture. 1101a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * 1102a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian * See also _mesa_lock/unlock_texture() in teximage.h 11035ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell */ 1104a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brianvoid 1105a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian_mesa_lock_context_textures( GLcontext *ctx ) 11065ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell{ 11075ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell _glthread_LOCK_MUTEX(ctx->Shared->TexMutex); 11085ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 11095ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell if (ctx->Shared->TextureStateStamp != ctx->TextureStateTimestamp) { 11105ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell ctx->NewState |= _NEW_TEXTURE; 11115ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell ctx->TextureStateTimestamp = ctx->Shared->TextureStateStamp; 11125ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell } 11135ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell} 11145ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 11155ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 1116a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brianvoid 1117a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92Brian_mesa_unlock_context_textures( GLcontext *ctx ) 11185ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell{ 11195ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell assert(ctx->Shared->TextureStateStamp == ctx->TextureStateTimestamp); 11205ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell _glthread_UNLOCK_MUTEX(ctx->Shared->TexMutex); 11215ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell} 11225ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 11236dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@}*/ 11245ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 11255ac93f86210eb5c2a8dee74ec19b0ecd54376863Keith Whitwell 1126