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-rw-r--r--src/gallium/auxiliary/util/u_debug.c75
-rw-r--r--src/gallium/auxiliary/util/u_debug.h4
2 files changed, 79 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_debug.c b/src/gallium/auxiliary/util/u_debug.c
index 9b4e6ca2a73..7ee0864d292 100644
--- a/src/gallium/auxiliary/util/u_debug.c
+++ b/src/gallium/auxiliary/util/u_debug.c
@@ -631,6 +631,14 @@ const char *u_prim_name( unsigned prim )
#ifdef DEBUG
+/**
+ * Dump an image to a .raw or .ppm file (depends on OS).
+ * \param format PIPE_FORMAT_x
+ * \param cpp bytes per pixel
+ * \param width width in pixels
+ * \param height height in pixels
+ * \param stride row stride in bytes
+ */
void debug_dump_image(const char *prefix,
unsigned format, unsigned cpp,
unsigned width, unsigned height,
@@ -672,6 +680,52 @@ void debug_dump_image(const char *prefix,
}
EngUnmapFile(iFile);
+#elif defined(PIPE_OS_UNIX)
+ /* write a ppm file */
+ char filename[256];
+ FILE *f;
+
+ util_snprintf(filename, sizeof(filename), "%s.ppm", prefix);
+
+ f = fopen(filename, "w");
+ if (f) {
+ int i, x, y;
+ int r, g, b;
+ const uint8_t *ptr = (uint8_t *) data;
+
+ /* XXX this is a hack */
+ switch (format) {
+ case PIPE_FORMAT_A8R8G8B8_UNORM:
+ r = 2;
+ g = 1;
+ b = 0;
+ break;
+ default:
+ r = 0;
+ g = 1;
+ b = 1;
+ }
+
+ fprintf(f, "P6\n");
+ fprintf(f, "# ppm-file created by osdemo.c\n");
+ fprintf(f, "%i %i\n", width, height);
+ fprintf(f, "255\n");
+ fclose(f);
+
+ f = fopen(filename, "ab"); /* reopen in binary append mode */
+ for (y = 0; y < height; y++) {
+ for (x = 0; x < width; x++) {
+ i = y * stride + x * cpp;
+ fputc(ptr[i + r], f); /* write red */
+ fputc(ptr[i + g], f); /* write green */
+ fputc(ptr[i + b], f); /* write blue */
+ }
+ }
+ fclose(f);
+ }
+ else {
+ fprintf(stderr, "Can't open %s for writing\n", filename);
+ }
#endif
}
@@ -712,6 +766,27 @@ error:
}
+void debug_dump_texture(const char *prefix,
+ struct pipe_texture *texture)
+{
+ struct pipe_surface *surface;
+ struct pipe_screen *screen;
+
+ if (!texture)
+ return;
+
+ screen = texture->screen;
+
+ /* XXX for now, just dump image for face=0, level=0 */
+ surface = screen->get_tex_surface(screen, texture, 0, 0, 0,
+ PIPE_TEXTURE_USAGE_SAMPLER);
+ if (surface) {
+ debug_dump_surface(prefix, surface);
+ screen->tex_surface_destroy(surface);
+ }
+}
+
+
#pragma pack(push,2)
struct bmp_file_header {
uint16_t bfType;
diff --git a/src/gallium/auxiliary/util/u_debug.h b/src/gallium/auxiliary/util/u_debug.h
index facc30a5534..131c9915391 100644
--- a/src/gallium/auxiliary/util/u_debug.h
+++ b/src/gallium/auxiliary/util/u_debug.h
@@ -354,6 +354,8 @@ debug_memory_end(unsigned long beginning);
#ifdef DEBUG
struct pipe_surface;
struct pipe_transfer;
+struct pipe_texture;
+
void debug_dump_image(const char *prefix,
unsigned format, unsigned cpp,
unsigned width, unsigned height,
@@ -361,6 +363,8 @@ void debug_dump_image(const char *prefix,
const void *data);
void debug_dump_surface(const char *prefix,
struct pipe_surface *surface);
+void debug_dump_texture(const char *prefix,
+ struct pipe_texture *texture);
void debug_dump_surface_bmp(const char *filename,
struct pipe_surface *surface);
void debug_dump_transfer_bmp(const char *filename,