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-rw-r--r--src/mesa/drivers/dri/radeon/radeon_buffer_objects.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_buffer_objects.c b/src/mesa/drivers/dri/radeon/radeon_buffer_objects.c
index a24b6dac26..8fac5c6c51 100644
--- a/src/mesa/drivers/dri/radeon/radeon_buffer_objects.c
+++ b/src/mesa/drivers/dri/radeon/radeon_buffer_objects.c
@@ -187,7 +187,11 @@ radeonMapBuffer(GLcontext * ctx,
radeon_bo_map(radeon_obj->bo, access == GL_WRITE_ONLY_ARB);
- return obj->Pointer = radeon_obj->bo->ptr;
+ obj->Pointer = radeon_obj->bo->ptr;
+ obj->Length = obj->Size;
+ obj->Offset = 0;
+
+ return obj->Pointer;
}
@@ -203,9 +207,12 @@ radeonUnmapBuffer(GLcontext * ctx,
if (radeon_obj->bo != NULL) {
radeon_bo_unmap(radeon_obj->bo);
- obj->Pointer = NULL;
}
+ obj->Pointer = NULL;
+ obj->Offset = 0;
+ obj->Length = 0;
+
return GL_TRUE;
}