diff options
| author | Daisuke Nojiri <dnojiri@chromium.org> | 2015-08-03 10:51:38 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-10-27 15:21:42 +0100 |
| commit | 09ad206cdad1b427c331a8f04a63c198e41b5ae9 (patch) | |
| tree | 914e02b148bf0cbfa014580d606e2ca8620be480 /payloads/libpayload/include | |
| parent | 3f66398ef8ce13a05f8a0d5127de0ae761727614 (diff) | |
cbgfx: add draw_bitmap
draw_bitmap renders a bitmap image on screen with position and sizes
scaled relative to the screen. images are scaled up or down by nearest
neighbor interpolation.
BUG=chrome-os-partner:43444
BRANCH=tot
TEST=drew bitmap images on Samus
Change-Id: Ib599acc85b25626a6aed1fa9884ecd8e169bb860
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: c910c9cdb7efc53aace067bd081aeefc07556811
Original-Reviewed-on: https://chromium-review.googlesource.com/290302
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Original-Change-Id: Ib599acc85b25626a6aed1fa9884ecd8e169bb860
Original-Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/295532
Reviewed-on: http://review.coreboot.org/11584
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'payloads/libpayload/include')
| -rw-r--r-- | payloads/libpayload/include/cbgfx.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/payloads/libpayload/include/cbgfx.h b/payloads/libpayload/include/cbgfx.h index 1f3e0b48d2..074a42d408 100644 --- a/payloads/libpayload/include/cbgfx.h +++ b/payloads/libpayload/include/cbgfx.h @@ -4,7 +4,9 @@ * Copyright (C) 2015 Google, Inc. */ -#include <stdint.h> +#include <libpayload.h> +#include <arch/types.h> +#include <stddef.h> /* * API error codes @@ -16,6 +18,14 @@ #define CBGFX_ERROR_INIT 2 /* drawing beyond canvas boundary */ #define CBGFX_ERROR_BOUNDARY 3 +/* bitmap error: signature mismatch */ +#define CBGFX_ERROR_BITMAP_SIGNATURE 0x10 +/* bitmap error: unsupported format */ +#define CBGFX_ERROR_BITMAP_FORMAT 0x11 +/* bitmap error: invalid data */ +#define CBGFX_ERROR_BITMAP_DATA 0x12 +/* bitmap error: scaling out of range */ +#define CBGFX_ERROR_SCALE_OUT_OF_RANGE 0x13 struct vector { union { @@ -64,3 +74,17 @@ int draw_box(const struct vector *top_left_rel, * Clear the canvas */ int clear_canvas(struct rgb_color *rgb); + +/* + * Draw a bitmap image on screen. + * + * top_left_rel: coordinate of the top left corner of the image relative to the + * canvas (0 - CANVAS_SCALE). + * scale_rel: scale factor relative to the canvas width (0 - CANVAS_SCALE). + * bitmap: pointer to the bitmap data, starting from the file header. + * size: size of the bitmap data + * + * return: CBGFX_* error codes + */ +int draw_bitmap(const struct vector *top_left_rel, + size_t scale_rel, const void *bitmap, size_t size); |