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Diffstat (limited to 'src/mesa/main/texobj.c')
-rw-r--r--src/mesa/main/texobj.c22
1 files changed, 17 insertions, 5 deletions
diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c
index 0d2f5dd9f2..b95911613b 100644
--- a/src/mesa/main/texobj.c
+++ b/src/mesa/main/texobj.c
@@ -1,4 +1,4 @@
-/* $Id: texobj.c,v 1.3 1999/10/08 09:27:11 keithw Exp $ */
+/* $Id: texobj.c,v 1.4 1999/10/09 20:17:07 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -71,6 +71,7 @@ gl_alloc_texture_object( struct gl_shared_state *shared, GLuint name,
calloc(1,sizeof(struct gl_texture_object));
if (obj) {
/* init the non-zero fields */
+ obj->RefCount = 1;
obj->Name = name;
obj->Dimensions = dimensions;
obj->WrapS = GL_REPEAT;
@@ -382,8 +383,8 @@ void gl_DeleteTextures( GLcontext *ctx, GLsizei n, const GLuint *texName)
GLuint d;
for (d = 1 ; d <= 3 ; d++) {
if (unit->CurrentD[d]==t) {
- unit->CurrentD[d] = ctx->Shared->DefaultD[d][u];
- ctx->Shared->DefaultD[d][u]->RefCount++;
+ unit->CurrentD[d] = ctx->Shared->DefaultD[d];
+ ctx->Shared->DefaultD[d]->RefCount++;
t->RefCount--;
assert( t->RefCount >= 0 );
}
@@ -436,7 +437,7 @@ void gl_BindTexture( GLcontext *ctx, GLenum target, GLuint texName )
return;
if (texName == 0)
- newTexObj = ctx->Shared->DefaultD[unit][dim];
+ newTexObj = ctx->Shared->DefaultD[dim];
else {
struct HashTable *hash = ctx->Shared->TexObjects;
newTexObj = (struct gl_texture_object *) HashLookup(hash, texName);
@@ -453,8 +454,8 @@ void gl_BindTexture( GLcontext *ctx, GLenum target, GLuint texName )
}
}
- oldTexObj->RefCount--;
newTexObj->RefCount++;
+
texUnit->CurrentD[dim] = newTexObj;
/* If we've changed the CurrentD[123] texture object then update the
@@ -482,6 +483,17 @@ void gl_BindTexture( GLcontext *ctx, GLenum target, GLuint texName )
if (ctx->Driver.BindTexture) {
(*ctx->Driver.BindTexture)( ctx, target, newTexObj );
}
+
+ if (oldTexObj->Name > 0) {
+ /* never delete default (id=0) texture objects */
+ oldTexObj->RefCount--;
+ if (oldTexObj->RefCount <= 0) {
+ if (ctx->Driver.DeleteTexture) {
+ (*ctx->Driver.DeleteTexture)( ctx, oldTexObj );
+ }
+ gl_free_texture_object(ctx->Shared, oldTexObj);
+ }
+ }
}