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cogl-texture-2d: Add update_area equivalent for Wayland

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This commit is contained in:
Jasper St. Pierre 2013-11-04 22:08:50 -05:00
parent 5c5715f4da
commit af480a2b8b
2 changed files with 70 additions and 25 deletions
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87
cogl/cogl-texture-2d.c
View File

@ -292,6 +292,66 @@ _cogl_egl_texture_2d_new_from_image (CoglContext *ctx,
#endif /* defined (COGL_HAS_EGL_SUPPORT) && defined (EGL_KHR_image_base) */ #endif /* defined (COGL_HAS_EGL_SUPPORT) && defined (EGL_KHR_image_base) */
#ifdef COGL_HAS_WAYLAND_EGL_SERVER_SUPPORT #ifdef COGL_HAS_WAYLAND_EGL_SERVER_SUPPORT
static void
shm_buffer_get_cogl_pixel_format (struct wl_shm_buffer *shm_buffer,
CoglPixelFormat *format_out,
CoglPixelFormat *internal_format_out)
{
CoglPixelFormat format;
CoglPixelFormat internal_format = COGL_PIXEL_FORMAT_ANY;
switch (wl_shm_buffer_get_format (shm_buffer))
{
#if G_BYTE_ORDER == G_BIG_ENDIAN
case WL_SHM_FORMAT_ARGB8888:
format = COGL_PIXEL_FORMAT_ARGB_8888_PRE;
break;
case WL_SHM_FORMAT_XRGB8888:
format = COGL_PIXEL_FORMAT_ARGB_8888;
internal_format = COGL_PIXEL_FORMAT_RGB_888;
break;
#elif G_BYTE_ORDER == G_LITTLE_ENDIAN
case WL_SHM_FORMAT_ARGB8888:
format = COGL_PIXEL_FORMAT_BGRA_8888_PRE;
break;
case WL_SHM_FORMAT_XRGB8888:
format = COGL_PIXEL_FORMAT_BGRA_8888;
internal_format = COGL_PIXEL_FORMAT_BGR_888;
break;
#endif
default:
g_warn_if_reached ();
format = COGL_PIXEL_FORMAT_ARGB_8888;
}
if (format_out)
*format_out = format;
if (internal_format_out)
*internal_format_out = internal_format;
}
void
cogl_wayland_texture_2d_update_area (CoglTexture2D *texture,
struct wl_shm_buffer *shm_buffer,
int x,
int y,
int width,
int height)
{
CoglPixelFormat format;
shm_buffer_get_cogl_pixel_format (shm_buffer, &format, NULL);
cogl_texture_set_region (COGL_TEXTURE (texture),
x, y,
x, y,
width, height,
width, height,
format,
wl_shm_buffer_get_stride (shm_buffer),
wl_shm_buffer_get_data (shm_buffer));
}
CoglTexture2D * CoglTexture2D *
cogl_wayland_texture_2d_new_from_buffer (CoglContext *ctx, cogl_wayland_texture_2d_new_from_buffer (CoglContext *ctx,
struct wl_resource *buffer, struct wl_resource *buffer,
@ -304,34 +364,11 @@ cogl_wayland_texture_2d_new_from_buffer (CoglContext *ctx,
if (shm_buffer) if (shm_buffer)
{ {
int stride = wl_shm_buffer_get_stride (shm_buffer); int stride = wl_shm_buffer_get_stride (shm_buffer);
CoglPixelFormat format;
CoglPixelFormat internal_format = COGL_PIXEL_FORMAT_ANY;
int width = wl_shm_buffer_get_width (shm_buffer); int width = wl_shm_buffer_get_width (shm_buffer);
int height = wl_shm_buffer_get_height (shm_buffer); int height = wl_shm_buffer_get_height (shm_buffer);
CoglPixelFormat format, internal_format;
switch (wl_shm_buffer_get_format (shm_buffer)) shm_buffer_get_cogl_pixel_format (shm_buffer, &format, &internal_format);
{
#if G_BYTE_ORDER == G_BIG_ENDIAN
case WL_SHM_FORMAT_ARGB8888:
format = COGL_PIXEL_FORMAT_ARGB_8888_PRE;
break;
case WL_SHM_FORMAT_XRGB8888:
format = COGL_PIXEL_FORMAT_ARGB_8888;
internal_format = COGL_PIXEL_FORMAT_RGB_888;
break;
#elif G_BYTE_ORDER == G_LITTLE_ENDIAN
case WL_SHM_FORMAT_ARGB8888:
format = COGL_PIXEL_FORMAT_BGRA_8888_PRE;
break;
case WL_SHM_FORMAT_XRGB8888:
format = COGL_PIXEL_FORMAT_BGRA_8888;
internal_format = COGL_PIXEL_FORMAT_BGR_888;
break;
#endif
default:
g_warn_if_reached ();
format = COGL_PIXEL_FORMAT_ARGB_8888;
}
return cogl_texture_2d_new_from_data (ctx, return cogl_texture_2d_new_from_data (ctx,
width, height, width, height,

8
cogl/cogl-wayland-server.h
View File

@ -79,6 +79,14 @@ cogl_wayland_texture_2d_new_from_buffer (CoglContext *ctx,
struct wl_resource *buffer, struct wl_resource *buffer,
CoglError **error); CoglError **error);
void
cogl_wayland_texture_2d_update_area (CoglTexture2D *texture,
struct wl_shm_buffer *shm_buffer,
int x,
int y,
int width,
int height);
COGL_END_DECLS COGL_END_DECLS
#endif /* __COGL_WAYLAND_SERVER_H */ #endif /* __COGL_WAYLAND_SERVER_H */