st/mesa: clean up st_translate_texture_target()

Reformat code.  Improve assertion.

Reviewed-by: Charmaine Lee <charmainel@vmware.com>

diff --git a/src/mesa/state_tracker/st_mesa_to_tgsi.c b/src/mesa/state_tracker/st_mesa_to_tgsi.c
index 8772efb..8a12ce4 100644 (file)
--- a/src/mesa/state_tracker/st_mesa_to_tgsi.c
+++ b/src/mesa/state_tracker/st_mesa_to_tgsi.c
@@ -241,37 +241,56 @@ src_register( struct st_translate *t,
  * Map mesa texture target to TGSI texture target.
  */
 unsigned
-st_translate_texture_target( GLuint textarget,
-                          GLboolean shadow )
+st_translate_texture_target(GLuint textarget, GLboolean shadow)
 {
    if (shadow) {
-      switch( textarget ) {
-      case TEXTURE_1D_INDEX:   return TGSI_TEXTURE_SHADOW1D;
-      case TEXTURE_2D_INDEX:   return TGSI_TEXTURE_SHADOW2D;
-      case TEXTURE_RECT_INDEX: return TGSI_TEXTURE_SHADOWRECT;
-      case TEXTURE_1D_ARRAY_INDEX: return TGSI_TEXTURE_SHADOW1D_ARRAY;
-      case TEXTURE_2D_ARRAY_INDEX: return TGSI_TEXTURE_SHADOW2D_ARRAY;
-      case TEXTURE_CUBE_INDEX: return TGSI_TEXTURE_SHADOWCUBE;
-      case TEXTURE_CUBE_ARRAY_INDEX: return TGSI_TEXTURE_SHADOWCUBE_ARRAY;
-      default: break;
+      switch (textarget) {
+      case TEXTURE_1D_INDEX:
+         return TGSI_TEXTURE_SHADOW1D;
+      case TEXTURE_2D_INDEX:
+         return TGSI_TEXTURE_SHADOW2D;
+      case TEXTURE_RECT_INDEX:
+         return TGSI_TEXTURE_SHADOWRECT;
+      case TEXTURE_1D_ARRAY_INDEX:
+         return TGSI_TEXTURE_SHADOW1D_ARRAY;
+      case TEXTURE_2D_ARRAY_INDEX:
+         return TGSI_TEXTURE_SHADOW2D_ARRAY;
+      case TEXTURE_CUBE_INDEX:
+         return TGSI_TEXTURE_SHADOWCUBE;
+      case TEXTURE_CUBE_ARRAY_INDEX:
+         return TGSI_TEXTURE_SHADOWCUBE_ARRAY;
+      default:
+         break;
       }
    }
 
-   switch( textarget ) {
-   case TEXTURE_2D_MULTISAMPLE_INDEX: return TGSI_TEXTURE_2D_MSAA;
-   case TEXTURE_2D_MULTISAMPLE_ARRAY_INDEX: return TGSI_TEXTURE_2D_ARRAY_MSAA;
-   case TEXTURE_BUFFER_INDEX: return TGSI_TEXTURE_BUFFER;
-   case TEXTURE_1D_INDEX:   return TGSI_TEXTURE_1D;
-   case TEXTURE_2D_INDEX:   return TGSI_TEXTURE_2D;
-   case TEXTURE_3D_INDEX:   return TGSI_TEXTURE_3D;
-   case TEXTURE_CUBE_INDEX: return TGSI_TEXTURE_CUBE;
-   case TEXTURE_CUBE_ARRAY_INDEX: return TGSI_TEXTURE_CUBE_ARRAY;
-   case TEXTURE_RECT_INDEX: return TGSI_TEXTURE_RECT;
-   case TEXTURE_1D_ARRAY_INDEX:   return TGSI_TEXTURE_1D_ARRAY;
-   case TEXTURE_2D_ARRAY_INDEX:   return TGSI_TEXTURE_2D_ARRAY;
-   case TEXTURE_EXTERNAL_INDEX:   return TGSI_TEXTURE_2D;
+   switch (textarget) {
+   case TEXTURE_2D_MULTISAMPLE_INDEX:
+      return TGSI_TEXTURE_2D_MSAA;
+   case TEXTURE_2D_MULTISAMPLE_ARRAY_INDEX:
+      return TGSI_TEXTURE_2D_ARRAY_MSAA;
+   case TEXTURE_BUFFER_INDEX:
+      return TGSI_TEXTURE_BUFFER;
+   case TEXTURE_1D_INDEX:
+      return TGSI_TEXTURE_1D;
+   case TEXTURE_2D_INDEX:
+      return TGSI_TEXTURE_2D;
+   case TEXTURE_3D_INDEX:
+      return TGSI_TEXTURE_3D;
+   case TEXTURE_CUBE_INDEX:
+      return TGSI_TEXTURE_CUBE;
+   case TEXTURE_CUBE_ARRAY_INDEX:
+      return TGSI_TEXTURE_CUBE_ARRAY;
+   case TEXTURE_RECT_INDEX:
+      return TGSI_TEXTURE_RECT;
+   case TEXTURE_1D_ARRAY_INDEX:
+      return TGSI_TEXTURE_1D_ARRAY;
+   case TEXTURE_2D_ARRAY_INDEX:
+      return TGSI_TEXTURE_2D_ARRAY;
+   case TEXTURE_EXTERNAL_INDEX:
+      return TGSI_TEXTURE_2D;
    default:
-      debug_assert( 0 );
+      debug_assert(!"unexpected texture target index");
       return TGSI_TEXTURE_1D;
    }
 }