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detachables: Add invert parameter

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Instead of storing inverted-colored bitmaps,
invert drawing of text bitmap on the fly by adding
an invert parameter down to libpayload.  Merging
pivot and invert fields into flags field.

BUG=b:35585623
BRANCH=None
TEST=Make sure compiles successfully
CQ-DEPEND=CL:506453

Change-Id: Ide6893a26f19eb2490377d4d53366ad145a9e6e3
Signed-off-by: Shelley Chen <shchen@chromium.org>
Reviewed-on: https://review.coreboot.org/19698
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
This commit is contained in:
Shelley Chen
2017-05-15 14:16:10 -07:00
committed by Martin Roth
parent 000cc598cb
commit d635506fa7
2 changed files with 26 additions and 12 deletions
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14
payloads/libpayload/include/cbgfx.h
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@ -130,11 +130,14 @@ int clear_screen(const struct rgb_color *rgb);
* @param[in] bitmap Pointer to the bitmap data, starting from file header
* @param[in] size Size of the bitmap data
* @param[in] pos_rel Coordinate of the pivot relative to the canvas
* @param[in] pivot Pivot position. Use PIVOT_H_* and PIVOT_V_* flags.
* @param[in] dim_rel Width and height of the image relative to the canvas
* width and height. They must not exceed 1 (=100%). If one
* is zero, it's derived from the other to keep the aspect
* ratio.
* @param[in] flags lower 8 bits is Pivot position. Use PIVOT_H_* and
* PIVOT_V_* flags.
* Bit 9 is bit to indicate if we invert the rendering.
* 0 = render image as is, 1 = invert image.
*
* @return CBGFX_* error codes
*
@ -143,8 +146,8 @@ int clear_screen(const struct rgb_color *rgb);
* positioned so that pos_rel matches the center of the image.
*/
int draw_bitmap(const void *bitmap, size_t size,
const struct scale *pos_rel, uint8_t pivot,
const struct scale *dim_rel);
const struct scale *pos_rel, const struct scale *dim_rel,
uint32_t flags);
/* Pivot flags. See the draw_bitmap description. */
#define PIVOT_H_LEFT (1 << 0)
@ -153,6 +156,11 @@ int draw_bitmap(const void *bitmap, size_t size,
#define PIVOT_V_TOP (1 << 3)
#define PIVOT_V_CENTER (1 << 4)
#define PIVOT_V_BOTTOM (1 << 5)
#define PIVOT_MASK 0x000000ff
/* invert flag */
#define INVERT_SHIFT 8
#define INVERT_COLORS (1 << INVERT_SHIFT)
/**
* Draw a bitmap image at screen coordinate with no scaling