diff options
Diffstat (limited to 'cogl/cogl-types.h')
| -rw-r--r-- | cogl/cogl-types.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/cogl/cogl-types.h b/cogl/cogl-types.h index 55f22969..0d17b932 100644 --- a/cogl/cogl-types.h +++ b/cogl/cogl-types.h @@ -671,6 +671,32 @@ typedef enum _CoglWinsysFeature COGL_WINSYS_FEATURE_N_FEATURES } CoglWinsysFeature; +/** + * CoglColorMask: + * @COGL_COLOR_MASK_NONE: None of the color channels are masked + * @COGL_COLOR_MASK_RED: Masks the red color channel + * @COGL_COLOR_MASK_GREEN: Masks the green color channel + * @COGL_COLOR_MASK_BLUE: Masks the blue color channel + * @COGL_COLOR_MASK_ALPHA: Masks the alpha color channel + * @COGL_COLOR_MASK_ALL: All of the color channels are masked + * + * Defines a bit mask of color channels. This can be used with + * cogl_pipeline_set_color_mask() for example to define which color + * channels should be written to the current framebuffer when + * drawing something. + */ +typedef enum +{ + COGL_COLOR_MASK_NONE = 0, + COGL_COLOR_MASK_RED = 1L<<0, + COGL_COLOR_MASK_GREEN = 1L<<1, + COGL_COLOR_MASK_BLUE = 1L<<2, + COGL_COLOR_MASK_ALPHA = 1L<<3, + /* XXX: glib-mkenums is a perl script that can't cope if we split + * this onto multiple lines! *sigh* */ + COGL_COLOR_MASK_ALL = (COGL_COLOR_MASK_RED | COGL_COLOR_MASK_GREEN | COGL_COLOR_MASK_BLUE | COGL_COLOR_MASK_ALPHA) +} CoglColorMask; + G_END_DECLS #endif /* __COGL_TYPES_H__ */ |