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(RGUI) Enable custom wallpaper when menu size is reduced at low resolutions

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This commit is contained in:
jdgleaver 2020-05-14 14:16:36 +01:00
parent 50b4492fef
commit 9d5a54ced4
1 changed files with 21 additions and 18 deletions
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39
menu/drivers/rgui.c
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@ -1620,36 +1620,39 @@ static void rgui_render_particle_effect(rgui_t *rgui)
static void process_wallpaper(rgui_t *rgui, struct texture_image *image)
{
unsigned x, y;
/* Note: Ugly hacks required for the Wii, since GEKKO
* platforms only support a 16:9 framebuffer width of
* 424 instead of the usual 426... */
unsigned x_crop_offset;
unsigned y_crop_offset;
/* Sanity check */
if (!image->pixels ||
#if defined(GEKKO)
(image->width != ((rgui_background_buf.width == 424) ?
(rgui_background_buf.width + 2) : rgui_background_buf.width)) ||
#else
(image->width != rgui_background_buf.width) ||
#endif
(image->height != rgui_background_buf.height) ||
(image->width < rgui_background_buf.width) ||
(image->height < rgui_background_buf.height) ||
!rgui_background_buf.data)
return;
/* In most cases, image size will be identical
* to wallpaper buffer size - but wallpaper buffer
* will be smaller than expected if:
* - This is a GEKKO platform (these only support
* a 16:9 framebuffer width of 424 instead of
* the usual 426...)
* - The current display resolution is less than
* 240p - in which case, the framebuffer will
* scale down to a minimum of 192p
* If the wallpaper buffer is undersized, we have
* to crop the source image */
x_crop_offset = (image->width - rgui_background_buf.width) >> 1;
y_crop_offset = (image->height - rgui_background_buf.height) >> 1;
/* Copy image to wallpaper buffer, performing pixel format conversion */
for (x = 0; x < rgui_background_buf.width; x++)
{
for (y = 0; y < rgui_background_buf.height; y++)
{
rgui_background_buf.data[x + (y * rgui_background_buf.width)] =
#if defined(GEKKO)
argb32_to_pixel_platform_format(image->pixels[
x + ((rgui_background_buf.width == 424) ? 1 : 0) +
(y * image->width)]);
#else
argb32_to_pixel_platform_format(image->pixels[x + (y * rgui_background_buf.width)]);
#endif
argb32_to_pixel_platform_format(image->pixels[
(x + x_crop_offset) +
((y + y_crop_offset) * image->width)]);
}
}