cbgfx: add clear_screen
clear_screen clears the screen with the specified color. BUG=none BRANCH=tot TEST=Tested on Samus Change-Id: I45e61c67485dbdbe15e2b602718232bc6382ad00 Signed-off-by: Patrick Georgi <pgeorgi@google.com> Original-Commit-Id: 1ab04e2cc8d3c3e36e4eb41d9e7b0fdc25595200 Original-Change-Id: I1b3890b9e8ca52e796f417b5f41d4fa02a97a255 Original-Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/301451 Original-Reviewed-by: Randall Spangler <rspangler@chromium.org> Reviewed-on: http://review.coreboot.org/11924 Tested-by: build bot (Jenkins)
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@ -194,6 +194,22 @@ int clear_canvas(struct rgb_color *rgb)
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return draw_box(&box, rgb);
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}
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int clear_screen(struct rgb_color *rgb)
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{
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uint32_t color;
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struct vector p;
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if (cbgfx_init())
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return CBGFX_ERROR_INIT;
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color = calculate_color(rgb);
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for (p.y = 0; p.y < screen.size.height; p.y++)
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for (p.x = 0; p.x < screen.size.width; p.x++)
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set_pixel(&p, color);
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return CBGFX_SUCCESS;
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}
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/*
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* This check guarantees we will not try to read outside pixel data.
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*/
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@ -90,6 +90,11 @@ int draw_box(const struct rect *box, const struct rgb_color *rgb);
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*/
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int clear_canvas(struct rgb_color *rgb);
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/*
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* Clear the screen
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*/
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int clear_screen(struct rgb_color *rgb);
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/*
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* Draw a bitmap image on screen.
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*
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