diff options
Diffstat (limited to 'include/gdisp/lld/gdisp_lld.h')
| -rw-r--r-- | include/gdisp/lld/gdisp_lld.h | 84 |
1 files changed, 57 insertions, 27 deletions
diff --git a/include/gdisp/lld/gdisp_lld.h b/include/gdisp/lld/gdisp_lld.h index 442e9b6d..b5d9c699 100644 --- a/include/gdisp/lld/gdisp_lld.h +++ b/include/gdisp/lld/gdisp_lld.h @@ -35,6 +35,17 @@ * @{ */ /** + * @brief The display hardware can benefit from being flushed. + * @details Can be set to TRUE, FALSE or HARDWARE_AUTODETECT + * + * @note HARDWARE_AUTODETECT is only meaningful when GDISP_TOTAL_CONTROLLERS > 1 + * @note Some controllers ** require ** the application to flush + */ + #ifndef GDISP_HARDWARE_FLUSH + #define GDISP_HARDWARE_FLUSH HARDWARE_DEFAULT + #endif + + /** * @brief Hardware streaming writing is supported. * @details Can be set to TRUE, FALSE or HARDWARE_AUTODETECT * @@ -247,6 +258,18 @@ struct GDisplay { */ LLDSPEC bool_t gdisp_lld_init(GDisplay *g); + #if GDISP_HARDWARE_FLUSH || defined(__DOXYGEN__) + /** + * @brief Flush the current drawing operations to the display + * @pre GDISP_HARDWARE_FLUSH is TRUE + * + * @param[in] g The driver structure + * + * @note The parameter variables must not be altered by the driver. + */ + LLDSPEC void gdisp_lld_flush(GDisplay *g); + #endif + #if GDISP_HARDWARE_STREAM_WRITE || defined(__DOXYGEN__) /** * @brief Start a streamed write operation @@ -495,6 +518,7 @@ struct GDisplay { void (*control)(GDisplay *g); // Uses p.x (=what) p.ptr (=value) void *(*query)(GDisplay *g); // Uses p.x (=what); void (*setclip)(GDisplay *g); // Uses p.x,p.y p.cx,p.cy + void (*flush)(GDisplay *g); // Uses no parameters } GDISPVMT; #if defined(GDISP_DRIVER_VMT) @@ -503,6 +527,11 @@ struct GDisplay { #endif const GDISPVMT const GDISP_DRIVER_VMT[1] = {{ gdisp_lld_init, + #if GDISP_HARDWARE_FLUSH + gdisp_lld_flush, + #else + 0, + #endif #if GDISP_HARDWARE_STREAM_WRITE gdisp_lld_write_start, #if GDISP_HARDWARE_STREAM_POS @@ -571,6 +600,7 @@ struct GDisplay { #else #define gdisp_lld_init(g) g->vmt->init(g) + #define gdisp_lld_flush(g) g->vmt->flush(g) #define gdisp_lld_write_start(g) g->vmt->writestart(g) #define gdisp_lld_write_pos(g) g->vmt->writepos(g) #define gdisp_lld_write_color(g) g->vmt->writecolor(g) @@ -591,34 +621,34 @@ struct GDisplay { #endif // GDISP_TOTAL_CONTROLLERS > 1 - /* Verify information for packed pixels and define a non-packed pixel macro */ - #if !GDISP_PACKED_PIXELS - #define gdispPackPixels(buf,cx,x,y,c) { ((color_t *)(buf))[(y)*(cx)+(x)] = (c); } - #elif !GDISP_HARDWARE_BITFILLS - #error "GDISP: packed pixel formats are only supported for hardware accelerated drivers." - #elif GDISP_PIXELFORMAT != GDISP_PIXELFORMAT_RGB888 \ - && GDISP_PIXELFORMAT != GDISP_PIXELFORMAT_RGB444 \ - && GDISP_PIXELFORMAT != GDISP_PIXELFORMAT_RGB666 \ - && GDISP_PIXELFORMAT != GDISP_PIXELFORMAT_CUSTOM - #error "GDISP: A packed pixel format has been specified for an unsupported pixel format." - #endif +/* Verify information for packed pixels and define a non-packed pixel macro */ +#if !GDISP_PACKED_PIXELS + #define gdispPackPixels(buf,cx,x,y,c) { ((color_t *)(buf))[(y)*(cx)+(x)] = (c); } +#elif !GDISP_HARDWARE_BITFILLS + #error "GDISP: packed pixel formats are only supported for hardware accelerated drivers." +#elif GDISP_PIXELFORMAT != GDISP_PIXELFORMAT_RGB888 \ + && GDISP_PIXELFORMAT != GDISP_PIXELFORMAT_RGB444 \ + && GDISP_PIXELFORMAT != GDISP_PIXELFORMAT_RGB666 \ + && GDISP_PIXELFORMAT != GDISP_PIXELFORMAT_CUSTOM + #error "GDISP: A packed pixel format has been specified for an unsupported pixel format." +#endif - /* Support routine for packed pixel formats */ - #if !defined(gdispPackPixels) || defined(__DOXYGEN__) - /** - * @brief Pack a pixel into a pixel buffer. - * @note This function performs no buffer boundary checking - * regardless of whether GDISP_NEED_CLIP has been specified. - * - * @param[in] buf The buffer to put the pixel in - * @param[in] cx The width of a pixel line - * @param[in] x, y The location of the pixel to place - * @param[in] color The color to put into the buffer - * - * @api - */ - void gdispPackPixels(const pixel_t *buf, coord_t cx, coord_t x, coord_t y, color_t color); - #endif +/* Support routine for packed pixel formats */ +#if !defined(gdispPackPixels) || defined(__DOXYGEN__) + /** + * @brief Pack a pixel into a pixel buffer. + * @note This function performs no buffer boundary checking + * regardless of whether GDISP_NEED_CLIP has been specified. + * + * @param[in] buf The buffer to put the pixel in + * @param[in] cx The width of a pixel line + * @param[in] x, y The location of the pixel to place + * @param[in] color The color to put into the buffer + * + * @api + */ + void gdispPackPixels(const pixel_t *buf, coord_t cx, coord_t x, coord_t y, color_t color); +#endif #endif /* GFX_USE_GDISP */ |