diff options
Diffstat (limited to 'minuitwrp')
| -rw-r--r-- | minuitwrp/graphics_fbdev.cpp | 40 |
1 files changed, 29 insertions, 11 deletions
diff --git a/minuitwrp/graphics_fbdev.cpp b/minuitwrp/graphics_fbdev.cpp index e653c5a4a..5da329bf1 100644 --- a/minuitwrp/graphics_fbdev.cpp +++ b/minuitwrp/graphics_fbdev.cpp @@ -243,19 +243,20 @@ static GRSurface* fbdev_init(minui_backend* backend) { } static GRSurface* fbdev_flip(minui_backend* backend __unused) { - if (double_buffered) { #if defined(RECOVERY_BGRA) - // In case of BGRA, do some byte swapping - unsigned int idx; - unsigned char tmp; - unsigned char* ucfb_vaddr = (unsigned char*)gr_draw->data; - for (idx = 0 ; idx < (gr_draw->height * gr_draw->row_bytes); - idx += 4) { - tmp = ucfb_vaddr[idx]; - ucfb_vaddr[idx ] = ucfb_vaddr[idx + 2]; - ucfb_vaddr[idx + 2] = tmp; - } + // In case of BGRA, do some byte swapping + unsigned int idx; + unsigned char tmp; + unsigned char* ucfb_vaddr = (unsigned char*)gr_draw->data; + for (idx = 0 ; idx < (gr_draw->height * gr_draw->row_bytes); + idx += 4) { + tmp = ucfb_vaddr[idx]; + ucfb_vaddr[idx ] = ucfb_vaddr[idx + 2]; + ucfb_vaddr[idx + 2] = tmp; + } #endif +#ifndef BOARD_HAS_FLIPPED_SCREEN + if (double_buffered) { // Copy from the in-memory surface to the framebuffer. memcpy(gr_framebuffer[1-displayed_buffer].data, gr_draw->data, gr_draw->height * gr_draw->row_bytes); @@ -265,6 +266,23 @@ static GRSurface* fbdev_flip(minui_backend* backend __unused) { memcpy(gr_framebuffer[0].data, gr_draw->data, gr_draw->height * gr_draw->row_bytes); } +#else + int gr_active_fb = 0; + if (double_buffered) + gr_active_fb = 1-displayed_buffer; + + /* flip buffer 180 degrees for devices with physicaly inverted screens */ + unsigned int i, j; + for (i = 0; i < vi.yres; i++) { + for (j = 0; j < vi.xres; j++) { + memcpy(gr_framebuffer[gr_active_fb].data + (i * vi.xres_virtual + j) * gr_framebuffer[0].pixel_bytes, + gr_draw->data + ((vi.yres - i - 1) * vi.xres_virtual + vi.xres - j - 1) * gr_framebuffer[0].pixel_bytes, + gr_framebuffer[0].pixel_bytes); + } + } + if (double_buffered) + set_displayed_framebuffer(1-displayed_buffer); +#endif return gr_draw; } |