#include "main/imports.h"
#include "main/image.h"
#include "main/bufferobj.h"
+#include "main/blit.h"
#include "main/format_pack.h"
#include "main/macros.h"
#include "main/mtypes.h"
/**
- * \return TRUE if two regions overlap, FALSE otherwise
- */
-static boolean
-regions_overlap(int srcX0, int srcY0,
- int srcX1, int srcY1,
- int dstX0, int dstY0,
- int dstX1, int dstY1)
-{
- if (MAX2(srcX0, srcX1) < MIN2(dstX0, dstX1))
- return FALSE; /* src completely left of dst */
-
- if (MAX2(dstX0, dstX1) < MIN2(srcX0, srcX1))
- return FALSE; /* dst completely left of src */
-
- if (MAX2(srcY0, srcY1) < MIN2(dstY0, dstY1))
- return FALSE; /* src completely above dst */
-
- if (MAX2(dstY0, dstY1) < MIN2(srcY0, srcY1))
- return FALSE; /* dst completely above src */
-
- return TRUE; /* some overlap */
-}
-
-
-/**
* Try to do a glCopyPixels for simple cases with a blit by calling
* pipe->blit().
*
}
if (rbRead != rbDraw ||
- !regions_overlap(readX, readY, readX + readW, readY + readH,
- drawX, drawY, drawX + drawW, drawY + drawH)) {
+ !_mesa_regions_overlap(readX, readY, readX + readW, readY + readH,
+ drawX, drawY, drawX + drawW, drawY + drawH)) {
struct pipe_blit_info blit;
memset(&blit, 0, sizeof(blit));