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(rgui) Cache and tile checked background

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This commit is contained in:
Higor Eurípedes 2015-03-08 09:18:32 -03:00
parent 3f4264b93d
commit 1d7bddaef3
1 changed files with 15 additions and 2 deletions
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17
menu/drivers/rgui.c
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@ -223,7 +223,17 @@ static void rgui_render_background(void)
if (!menu) if (!menu)
return; return;
fill_rect(&menu->frame_buf, 0, 0, menu->frame_buf.width, menu->frame_buf.height, gray_filler); size_t pitch_in_pixels = menu->frame_buf.pitch >> 1;
size_t size = menu->frame_buf.pitch * 4;
uint16_t *src = menu->frame_buf.data + pitch_in_pixels * menu->frame_buf.height;
uint16_t *dst = menu->frame_buf.data;
while (dst < src)
{
memcpy(dst, src, size);
dst += pitch_in_pixels * 4;
}
fill_rect(&menu->frame_buf, 5, 5, menu->frame_buf.width - 10, 5, green_filler); fill_rect(&menu->frame_buf, 5, 5, menu->frame_buf.width - 10, 5, green_filler);
fill_rect(&menu->frame_buf, 5, menu->frame_buf.height - 10, menu->frame_buf.width - 10, 5, fill_rect(&menu->frame_buf, 5, menu->frame_buf.height - 10, menu->frame_buf.width - 10, 5,
green_filler); green_filler);
@ -475,7 +485,8 @@ static void *rgui_init(void)
if (!menu) if (!menu)
return NULL; return NULL;
menu->frame_buf.data = (uint16_t*)calloc(400 * 240, sizeof(uint16_t)); /* 4 extra lines to cache the checked background */
menu->frame_buf.data = (uint16_t*)calloc(400 * (240 + 4), sizeof(uint16_t));
if (!menu->frame_buf.data) if (!menu->frame_buf.data)
goto error; goto error;
@ -493,6 +504,8 @@ static void *rgui_init(void)
goto error; goto error;
} }
fill_rect(&menu->frame_buf, 0, menu->frame_buf.height, menu->frame_buf.width, 4, gray_filler);
return menu; return menu;
error: error: