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-rw-r--r--src/mesa/main/bufferobj.c14
-rw-r--r--src/mesa/main/mtypes.h2
2 files changed, 16 insertions, 0 deletions
diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index dba6934bac4..de1aba44c1b 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -121,6 +121,10 @@ get_buffer_target(struct gl_context *ctx, GLenum target)
return &ctx->CopyReadBuffer;
case GL_COPY_WRITE_BUFFER:
return &ctx->CopyWriteBuffer;
+ case GL_QUERY_BUFFER:
+ if (_mesa_has_ARB_query_buffer_object(ctx))
+ return &ctx->QueryBuffer;
+ break;
case GL_DRAW_INDIRECT_BUFFER:
if ((ctx->API == API_OPENGL_CORE &&
ctx->Extensions.ARB_draw_indirect) ||
@@ -900,6 +904,9 @@ _mesa_init_buffer_objects( struct gl_context *ctx )
_mesa_reference_buffer_object(ctx, &ctx->DispatchIndirectBuffer,
ctx->Shared->NullBufferObj);
+ _mesa_reference_buffer_object(ctx, &ctx->QueryBuffer,
+ ctx->Shared->NullBufferObj);
+
for (i = 0; i < MAX_COMBINED_UNIFORM_BUFFERS; i++) {
_mesa_reference_buffer_object(ctx,
&ctx->UniformBufferBindings[i].BufferObject,
@@ -948,6 +955,8 @@ _mesa_free_buffer_objects( struct gl_context *ctx )
_mesa_reference_buffer_object(ctx, &ctx->DispatchIndirectBuffer, NULL);
+ _mesa_reference_buffer_object(ctx, &ctx->QueryBuffer, NULL);
+
for (i = 0; i < MAX_COMBINED_UNIFORM_BUFFERS; i++) {
_mesa_reference_buffer_object(ctx,
&ctx->UniformBufferBindings[i].BufferObject,
@@ -1380,6 +1389,11 @@ _mesa_DeleteBuffers(GLsizei n, const GLuint *ids)
_mesa_BindBuffer(GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, 0);
}
+ /* unbind query buffer binding point */
+ if (ctx->QueryBuffer == bufObj) {
+ _mesa_BindBuffer(GL_QUERY_BUFFER, 0);
+ }
+
/* The ID is immediately freed for re-use */
_mesa_HashRemove(ctx->Shared->BufferObjects, ids[i]);
/* Make sure we do not run into the classic ABA problem on bind.
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index fc2f6f77c2c..0a42bfb814d 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -4441,6 +4441,8 @@ struct gl_context
struct gl_buffer_object *CopyReadBuffer; /**< GL_ARB_copy_buffer */
struct gl_buffer_object *CopyWriteBuffer; /**< GL_ARB_copy_buffer */
+ struct gl_buffer_object *QueryBuffer; /**< GL_ARB_query_buffer_object */
+
/**
* Current GL_ARB_uniform_buffer_object binding referenced by
* GL_UNIFORM_BUFFER target for glBufferData, glMapBuffer, etc.