From 2fa7b3f78639114aec42fcbbfc29d3645832708b Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Fri, 4 Jul 2008 10:29:15 -0600 Subject: mesa: Implement mutex/locking around texture object reference counting. Use new _mesa_reference_texobj() function for referencing/unreferencing textures. Add new assertions/tests to try to detect invalid usage of deleted textures. cherry-picked from master (9e01b915f1243a3f551cb795b7124bd1e52ca15f) --- src/mesa/main/context.c | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) (limited to 'src/mesa/main/context.c') diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index 33f6d2c0d0..279880cf40 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -500,19 +500,12 @@ alloc_shared_state( GLcontext *ctx ) if (!ss->Default2DArray) goto cleanup; - /* Effectively bind the default textures to all texture units */ - ss->Default1D->RefCount += MAX_TEXTURE_IMAGE_UNITS; - ss->Default2D->RefCount += MAX_TEXTURE_IMAGE_UNITS; - ss->Default3D->RefCount += MAX_TEXTURE_IMAGE_UNITS; - ss->DefaultCubeMap->RefCount += MAX_TEXTURE_IMAGE_UNITS; - ss->DefaultRect->RefCount += MAX_TEXTURE_IMAGE_UNITS; - ss->Default1DArray->RefCount += MAX_TEXTURE_IMAGE_UNITS; - ss->Default2DArray->RefCount += MAX_TEXTURE_IMAGE_UNITS; + /* sanity check */ + assert(ss->Default1D->RefCount == 1); _glthread_INIT_MUTEX(ss->TexMutex); ss->TextureStateStamp = 0; - #if FEATURE_EXT_framebuffer_object ss->FrameBuffers = _mesa_NewHashTable(); if (!ss->FrameBuffers) @@ -522,10 +515,9 @@ alloc_shared_state( GLcontext *ctx ) goto cleanup; #endif - return GL_TRUE; - cleanup: +cleanup: /* Ran out of memory at some point. Free everything and return NULL */ if (ss->DisplayList) _mesa_DeleteHashTable(ss->DisplayList); -- cgit v1.2.3