On 06/07/2013 12:44 AM, Chia-I Wu wrote:
Checking if array_size is greater than 1 is not enough for single-layered
array textures.
Signed-off-by: Chia-I Wu <[email protected]>
---
src/gallium/auxiliary/util/u_resource.h | 20 +++++++++++++++++++-
1 file changed, 19 insertions(+), 1 deletion(-)
diff --git a/src/gallium/auxiliary/util/u_resource.h
b/src/gallium/auxiliary/util/u_resource.h
index 977e013..a5e091f 100644
--- a/src/gallium/auxiliary/util/u_resource.h
+++ b/src/gallium/auxiliary/util/u_resource.h
@@ -26,9 +26,27 @@
#ifndef U_RESOURCE_H
#define U_RESOURCE_H
-struct pipe_resource;
+#include "pipe/p_state.h"
unsigned
util_resource_size(const struct pipe_resource *res);
+/**
+ * Return true if the resource is an array texture.
+ *
+ * Note that this function returns true for single-layered array textures.
+ */
+static INLINE boolean
+util_resource_is_array_texture(const struct pipe_resource *res)
+{
+ switch (res->target) {
+ case PIPE_TEXTURE_1D_ARRAY:
+ case PIPE_TEXTURE_2D_ARRAY:
+ case PIPE_TEXTURE_CUBE_ARRAY:
+ return TRUE;
+ default:
+ return FALSE;
+ }
+}
+
#endif
Reviewed-by: Brian Paul <[email protected]>
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