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oga_gfx 24bit menu support

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- hack borrowed from drm_gfx
This commit is contained in:
valadaa48 2020-06-14 03:52:13 +00:00
parent 439aee616e
commit 69e2bd986d
1 changed files with 36 additions and 3 deletions
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39
gfx/drivers/oga_gfx.c
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@ -71,6 +71,8 @@ typedef struct oga_video
unsigned menu_width;
unsigned menu_height;
unsigned menu_pitch;
char menu_buf[NATIVE_WIDTH*NATIVE_HEIGHT*4];
} oga_video_t;
go2_rotation_t oga_rotation = GO2_ROTATION_DEGREES_0;
@ -133,7 +135,7 @@ static void *oga_gfx_init(const video_info_t *video,
vid->menu_frame = NULL;
vid->display = go2_display_create();
vid->presenter = go2_presenter_create(vid->display, DRM_FORMAT_RGB565, 0xff000000, false);
vid->menu_surface = go2_surface_create(vid->display, NATIVE_WIDTH, NATIVE_HEIGHT, DRM_FORMAT_RGB565);
vid->menu_surface = go2_surface_create(vid->display, NATIVE_WIDTH, NATIVE_HEIGHT, DRM_FORMAT_XRGB8888);
vid->font = NULL;
vid->font_driver = NULL;
@ -316,10 +318,41 @@ static void oga_set_texture_frame(void *data, const void *frame, bool rgb32,
vid->menu_width = width;
vid->menu_height = height;
vid->menu_pitch = width * (rgb32 ? 4 : 2);
vid->menu_pitch = width * 4;
/* Borrowed from drm_gfx
*
* We have to go on a pixel format conversion adventure
* for now, until we can convince RGUI to output
* in an 8888 format. */
unsigned int src_pitch = width * 2;
unsigned int dst_pitch = width * 4;
unsigned int dst_width = width;
uint32_t line[dst_width];
/* The output pixel array with the converted pixels. */
char *frame_output = vid->menu_buf;
/* Remember, memcpy() works with 8bits pointers for increments. */
char *dst_base_addr = frame_output;
for (int i = 0; i < height; i++)
{
for (int j = 0; j < src_pitch / 2; j++)
{
uint16_t src_pix = *((uint16_t*)frame + (src_pitch / 2 * i) + j);
/* The hex AND is for keeping only the part we need for each component. */
uint32_t R = (src_pix << 8) & 0x00FF0000;
uint32_t G = (src_pix << 4) & 0x0000FF00;
uint32_t B = (src_pix << 0) & 0x000000FF;
line[j] = (0 | R | G | B);
}
memcpy(dst_base_addr + (dst_pitch * i), (char*)line, dst_pitch);
}
if (unlikely(!vid->menu_frame))
vid->menu_frame = frame;
vid->menu_frame = frame_output;
}
static void oga_gfx_set_nonblock_state(void *a, bool b, bool c, unsigned d)