draw: use util_pstipple_* function for stipple pattern textures and samplers

This reduces code duplication.

Suggested-by: Jose Fonseca <[email protected]>
Reviewed-by: Brian Paul <[email protected]>
Reviewed-by: Jose Fonseca <[email protected]>

2 files changed, 7 insertions, 2 deletions

diff --git a/src/gallium/auxiliary/util/u_pstipple.c b/src/gallium/auxiliary/util/u_pstipple.c
index 3428172203b..74e6f99da67 100644
--- a/src/gallium/auxiliary/util/u_pstipple.c
+++ b/src/gallium/auxiliary/util/u_pstipple.c
@@ -58,7 +58,7 @@
 #define NUM_NEW_TOKENS 53
 
 
-static void
+void
 util_pstipple_update_stipple_texture(struct pipe_context *pipe,
                                      struct pipe_resource *tex,
                                      const uint32_t pattern[32])
@@ -118,7 +118,7 @@ util_pstipple_create_stipple_texture(struct pipe_context *pipe,
 
    tex = screen->resource_create(screen, &templat);
 
-   if (tex)
+   if (tex && pattern)
       util_pstipple_update_stipple_texture(pipe, tex, pattern);
 
    return tex;
diff --git a/src/gallium/auxiliary/util/u_pstipple.h b/src/gallium/auxiliary/util/u_pstipple.h
index ef8396f4318..d1662be2839 100644
--- a/src/gallium/auxiliary/util/u_pstipple.h
+++ b/src/gallium/auxiliary/util/u_pstipple.h
@@ -36,6 +36,11 @@ struct pipe_resource;
 struct pipe_shader_state;
 
 
+extern void
+util_pstipple_update_stipple_texture(struct pipe_context *pipe,
+                                     struct pipe_resource *tex,
+                                     const uint32_t pattern[32]);
+
 extern struct pipe_resource *
 util_pstipple_create_stipple_texture(struct pipe_context *pipe,
                                      const uint32_t pattern[32]);