From 3400b668e35469d5dbba515e3a8b9d775fd2eff5 Mon Sep 17 00:00:00 2001
From: Michal Krol <michal@vmware.com>
Date: Thu, 3 Dec 2009 09:56:03 +0100
Subject: Move pf_is_compressed() to u_format auxiliary module.

---
 src/gallium/auxiliary/util/u_format.h          | 22 ++++++++++++++++++++++
 src/gallium/drivers/svga/svga_screen_texture.c |  5 +++--
 src/gallium/include/pipe/p_format.h            |  6 ------
 src/mesa/state_tracker/st_cb_texture.c         |  3 ++-
 4 files changed, 27 insertions(+), 9 deletions(-)

(limited to 'src')

diff --git a/src/gallium/auxiliary/util/u_format.h b/src/gallium/auxiliary/util/u_format.h
index 7b5b7fcda5..2931d2a8bb 100644
--- a/src/gallium/auxiliary/util/u_format.h
+++ b/src/gallium/auxiliary/util/u_format.h
@@ -111,6 +111,28 @@ const struct util_format_description *
 util_format_description(enum pipe_format format);
 
 
+/*
+ * Format query functions.
+ */
+
+static INLINE boolean 
+util_format_is_compressed(enum pipe_format format)
+{
+   const struct util_format_description *desc = util_format_description(format);
+
+   assert(format);
+   if (!format) {
+      return FALSE;
+   }
+
+   return desc->layout == UTIL_FORMAT_LAYOUT_DXT ? TRUE : FALSE;
+}
+
+
+/*
+ * Format access functions.
+ */
+
 void
 util_format_read_4f(enum pipe_format format,
                     float *dst, unsigned dst_stride, 
diff --git a/src/gallium/drivers/svga/svga_screen_texture.c b/src/gallium/drivers/svga/svga_screen_texture.c
index 6e10d65a20..b899796101 100644
--- a/src/gallium/drivers/svga/svga_screen_texture.c
+++ b/src/gallium/drivers/svga/svga_screen_texture.c
@@ -29,6 +29,7 @@
 #include "pipe/p_defines.h"
 #include "pipe/p_inlines.h"
 #include "pipe/p_thread.h"
+#include "util/u_format.h"
 #include "util/u_math.h"
 #include "util/u_memory.h"
 
@@ -319,7 +320,7 @@ svga_texture_create(struct pipe_screen *screen,
     */
 #if 0
    if((templat->tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) &&
-      !pf_is_compressed(templat->format))
+      !util_format_is_compressed(templat->format))
       tex->key.flags |= SVGA3D_SURFACE_HINT_RENDERTARGET;
 #endif
    
@@ -933,7 +934,7 @@ svga_get_tex_sampler_view(struct pipe_context *pipe, struct pipe_texture *pt,
       if (min_lod == 0 && max_lod >= pt->last_level)
          view = FALSE;
 
-      if (pf_is_compressed(pt->format) && view) {
+      if (util_format_is_compressed(pt->format) && view) {
          format = svga_translate_format_render(pt->format);
       }
 
diff --git a/src/gallium/include/pipe/p_format.h b/src/gallium/include/pipe/p_format.h
index 8c61858e7b..3eb22ff077 100644
--- a/src/gallium/include/pipe/p_format.h
+++ b/src/gallium/include/pipe/p_format.h
@@ -569,12 +569,6 @@ pf_is_depth_stencil( enum pipe_format format )
    return pf_is_depth_or_stencil( format );
 }
 
-static INLINE boolean 
-pf_is_compressed( enum pipe_format format )
-{
-   return pf_layout(format) == PIPE_FORMAT_LAYOUT_DXT ? TRUE : FALSE;
-}
-
 enum pipe_video_chroma_format
 {
    PIPE_VIDEO_CHROMA_FORMAT_420,
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 3a2337802f..2c5601c22b 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -62,6 +62,7 @@
 #include "pipe/p_shader_tokens.h"
 #include "util/u_tile.h"
 #include "util/u_blit.h"
+#include "util/u_format.h"
 #include "util/u_surface.h"
 #include "util/u_math.h"
 
@@ -890,7 +891,7 @@ st_get_tex_image(GLcontext * ctx, GLenum target, GLint level,
    GLubyte *dest;
 
    if (stImage->pt &&
-       pf_is_compressed(stImage->pt->format) &&
+       util_format_is_compressed(stImage->pt->format) &&
        !compressed_dst) {
       /* Need to decompress the texture.
        * We'll do this by rendering a textured quad.
-- 
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