diff options
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/auxiliary/util/u_debug.c | 75 | ||||
| -rw-r--r-- | src/gallium/auxiliary/util/u_debug.h | 4 |
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, |