[gs-cvs] rev 7177 - trunk/gs/src

[leonardo at ghostscript.com]

Author: leonardo
Date: 2006-11-08 05:36:18 -0800 (Wed, 08 Nov 2006)
New Revision: 7177

Modified:
   trunk/gs/src/gsccolor.h
Log:
Fix : Rearrange gs_client_color_s to allow saving RAM from color components.

DETAILS :

This is a preparation for fixing the bug 688955 "64K stack overflows with shadings".
See comments in cope.

EXPECTED DIFFERENCES :

None.


Modified: trunk/gs/src/gsccolor.h
===================================================================
--- trunk/gs/src/gsccolor.h	2006-11-08 12:55:36 UTC (rev 7176)
+++ trunk/gs/src/gsccolor.h	2006-11-08 13:36:18 UTC (rev 7177)
@@ -36,6 +36,9 @@
 /* Paint (non-Pattern) colors */
 typedef struct gs_paint_color_s {
     float values[GS_CLIENT_COLOR_MAX_COMPONENTS];
+    /* CAUTION: The shading decomposition algorithm may allocate 
+       a smaller space when a small number of color components is in use.
+    */
 } gs_paint_color;
 
 /* General colors */
@@ -45,8 +48,12 @@
 
 #endif
 struct gs_client_color_s {
+    gs_pattern_instance_t *pattern;
     gs_paint_color paint;	/* also color for uncolored pattern */
-    gs_pattern_instance_t *pattern;
+    /* CAUTION: gs_paint_color structure must be the last field in 
+       gs_client_color_s to allow allocating a smaller space when 
+       a small number of color components is in use.
+    */
 };
 
 extern_st(st_client_color);