diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_texture.h')
| -rw-r--r-- | src/gallium/drivers/r300/r300_texture.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/gallium/drivers/r300/r300_texture.h b/src/gallium/drivers/r300/r300_texture.h index 98fb5c9a08f..3b56f0307c0 100644 --- a/src/gallium/drivers/r300/r300_texture.h +++ b/src/gallium/drivers/r300/r300_texture.h @@ -32,6 +32,52 @@ void r300_init_screen_texture_functions(struct pipe_screen* screen); +/* Note the signature of R300_EASY_TX_FORMAT(A, R, G, B, FORMAT)... */ +static INLINE uint32_t r300_translate_texformat(enum pipe_format format) +{ + switch (format) { + /* X8 */ + case PIPE_FORMAT_I8_UNORM: + return R300_EASY_TX_FORMAT(X, X, X, X, X8); + /* W8Z8Y8X8 */ + case PIPE_FORMAT_A8R8G8B8_UNORM: + return R300_EASY_TX_FORMAT(X, Y, Z, W, W8Z8Y8X8); + case PIPE_FORMAT_R8G8B8A8_UNORM: + return R300_EASY_TX_FORMAT(Y, Z, W, X, W8Z8Y8X8); + case PIPE_FORMAT_A8R8G8B8_SRGB: + return R300_EASY_TX_FORMAT(X, Y, Z, W, W8Z8Y8X8) | + R300_TX_FORMAT_GAMMA; + case PIPE_FORMAT_R8G8B8A8_SRGB: + return R300_EASY_TX_FORMAT(Y, Z, W, X, W8Z8Y8X8) | + R300_TX_FORMAT_GAMMA; + /* DXT1 */ + case PIPE_FORMAT_DXT1_RGB: + return R300_EASY_TX_FORMAT(X, Y, Z, ONE, DXT1); + case PIPE_FORMAT_DXT1_RGBA: + return R300_EASY_TX_FORMAT(X, Y, Z, W, DXT1); + /* DXT3 */ + case PIPE_FORMAT_DXT3_RGBA: + return R300_EASY_TX_FORMAT(X, Y, Z, W, DXT3); + /* DXT5 */ + case PIPE_FORMAT_DXT5_RGBA: + return R300_EASY_TX_FORMAT(Y, Z, W, X, DXT5); + /* YVYU422 */ + case PIPE_FORMAT_YCBCR: + return R300_EASY_TX_FORMAT(X, Y, Z, ONE, YVYU422) | + R300_TX_FORMAT_YUV_TO_RGB; + /* W24_FP */ + case PIPE_FORMAT_Z24S8_UNORM: + return R300_EASY_TX_FORMAT(X, X, X, X, W24_FP); + default: + debug_printf("r300: Implementation error: " + "Got unsupported texture format %s in %s\n", + pf_name(format), __FUNCTION__); + assert(0); + break; + } + return 0; +} + #ifndef R300_WINSYS_H boolean r300_get_texture_buffer(struct pipe_texture* texture, |