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authorShelley Chen <shchen@chromium.org>2017-05-15 14:16:10 -0700
committerMartin Roth <martinroth@google.com>2017-05-25 18:23:56 +0200
commitd635506fa7d8967ddec08a029a61a4ce57347ed5 (patch)
tree16ec129edd81b1f33fac06b9cf6bde234c8f68aa /payloads/libpayload/include
parent000cc598cbd2ab663e1192d8623171bda293b6d3 (diff)
detachables: Add invert parameter
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>
Diffstat (limited to 'payloads/libpayload/include')
-rw-r--r--payloads/libpayload/include/cbgfx.h14
1 files changed, 11 insertions, 3 deletions
diff --git a/payloads/libpayload/include/cbgfx.h b/payloads/libpayload/include/cbgfx.h
index dca1be0acd..cffc7fd7a6 100644
--- a/payloads/libpayload/include/cbgfx.h
+++ b/payloads/libpayload/include/cbgfx.h
@@ -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