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path: root/mesalib/src/mesa/main/samplerobj.c
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Diffstat (limited to 'mesalib/src/mesa/main/samplerobj.c')
-rw-r--r--mesalib/src/mesa/main/samplerobj.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/mesalib/src/mesa/main/samplerobj.c b/mesalib/src/mesa/main/samplerobj.c
index 319a444d7..5cff32936 100644
--- a/mesalib/src/mesa/main/samplerobj.c
+++ b/mesalib/src/mesa/main/samplerobj.c
@@ -40,7 +40,7 @@
#include "main/samplerobj.h"
-static struct gl_sampler_object *
+struct gl_sampler_object *
_mesa_lookup_samplerobj(struct gl_context *ctx, GLuint name)
{
if (name == 0)
@@ -206,9 +206,19 @@ _mesa_DeleteSamplers(GLsizei count, const GLuint *samplers)
for (i = 0; i < count; i++) {
if (samplers[i]) {
+ GLuint j;
struct gl_sampler_object *sampObj =
_mesa_lookup_samplerobj(ctx, samplers[i]);
+
if (sampObj) {
+ /* If the sampler is currently bound, unbind it. */
+ for (j = 0; j < ctx->Const.MaxCombinedTextureImageUnits; j++) {
+ if (ctx->Texture.Unit[j].Sampler == sampObj) {
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ _mesa_reference_sampler_object(ctx, &ctx->Texture.Unit[j].Sampler, NULL);
+ }
+ }
+
/* The ID is immediately freed for re-use */
_mesa_HashRemove(ctx->Shared->SamplerObjects, samplers[i]);
/* But the object exists until its reference count goes to zero */