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Diffstat (limited to 'src/gallium/auxiliary/util/p_debug.c')
-rw-r--r--src/gallium/auxiliary/util/p_debug.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/p_debug.c b/src/gallium/auxiliary/util/p_debug.c
index 4ec1746662..f971ee03ba 100644
--- a/src/gallium/auxiliary/util/p_debug.c
+++ b/src/gallium/auxiliary/util/p_debug.c
@@ -423,3 +423,50 @@ void debug_print_format(const char *msg, unsigned fmt )
debug_printf("%s: %s\n", msg, fmtstr);
}
#endif
+
+
+#ifdef DEBUG
+void debug_dump_image(const char *prefix,
+ unsigned format, unsigned cpp,
+ unsigned width, unsigned height,
+ unsigned pitch,
+ const void *data)
+{
+#ifdef PIPE_SUBSYSTEM_WINDOWS_DISPLAY
+ static unsigned no = 0;
+ char filename[256];
+ WCHAR wfilename[sizeof(filename)];
+ ULONG_PTR iFile = 0;
+ struct {
+ unsigned format;
+ unsigned cpp;
+ unsigned width;
+ unsigned height;
+ } header;
+ unsigned char *pMap = NULL;
+ unsigned i;
+
+ util_snprintf(filename, sizeof(filename), "\\??\\c:\\%03u%s.raw", ++no, prefix);
+ for(i = 0; i < sizeof(filename); ++i)
+ wfilename[i] = (WCHAR)filename[i];
+
+ pMap = (unsigned char *)EngMapFile(wfilename, sizeof(header) + cpp*width*height, &iFile);
+ if(!pMap)
+ return;
+
+ header.format = format;
+ header.cpp = cpp;
+ header.width = width;
+ header.height = height;
+ memcpy(pMap, &header, sizeof(header));
+ pMap += sizeof(header);
+
+ for(i = 0; i < height; ++i) {
+ memcpy(pMap, (unsigned char *)data + cpp*pitch*i, cpp*width);
+ pMap += cpp*width;
+ }
+
+ EngUnmapFile(iFile);
+#endif
+}
+#endif \ No newline at end of file