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authorben <[email protected]>2010-08-26 17:31:42 +0200
committerJakob Bornecrantz <[email protected]>2010-09-09 22:47:31 +0200
commita572e3198d19b88a5418e12376e233a583b5977a (patch)
tree80c08ab49f80b17df14a71a0186335f9e9ede413
parent6eda3f311bc24999835003e404d5eda5599bc5de (diff)
st/dri: support EGL_MESA_image_drm: createImage
Signed-off-by: Jakob Bornecrantz <[email protected]>
-rw-r--r--src/gallium/state_trackers/dri/drm/dri2.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/dri/drm/dri2.c b/src/gallium/state_trackers/dri/drm/dri2.c
index f68b6955fc0..2fa71ba4eda 100644
--- a/src/gallium/state_trackers/dri/drm/dri2.c
+++ b/src/gallium/state_trackers/dri/drm/dri2.c
@@ -380,6 +380,63 @@ dri2_create_image_from_renderbuffer(__DRIcontext *context,
return NULL;
}
+static __DRIimage *
+dri2_create_image(__DRIscreen *_screen,
+ int width, int height, int format,
+ unsigned int use, void *loaderPrivate)
+{
+ struct dri_screen *screen = dri_screen(_screen);
+ __DRIimage *img;
+ struct pipe_resource templ;
+ unsigned tex_usage;
+ enum pipe_format pf;
+
+ tex_usage = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW;
+
+ switch (format) {
+ case __DRI_IMAGE_FORMAT_RGB565:
+ pf = PIPE_FORMAT_B5G6R5_UNORM;
+ break;
+ case __DRI_IMAGE_FORMAT_XRGB8888:
+ pf = PIPE_FORMAT_B8G8R8X8_UNORM;
+ break;
+ case __DRI_IMAGE_FORMAT_ARGB8888:
+ pf = PIPE_FORMAT_B8G8R8A8_UNORM;
+ break;
+ default:
+ pf = PIPE_FORMAT_NONE;
+ break;
+ }
+ if (pf == PIPE_FORMAT_NONE)
+ return NULL;
+
+ img = CALLOC_STRUCT(__DRIimageRec);
+ if (!img)
+ return NULL;
+
+ memset(&templ, 0, sizeof(templ));
+ templ.bind = tex_usage;
+ templ.format = pf;
+ templ.target = PIPE_TEXTURE_2D;
+ templ.last_level = 0;
+ templ.width0 = width;
+ templ.height0 = height;
+ templ.depth0 = 1;
+
+ img->texture = screen->base.screen->resource_create(screen->base.screen, &templ);
+ if (!img->texture) {
+ FREE(img);
+ return NULL;
+ }
+
+ img->face = 0;
+ img->level = 0;
+ img->zslice = 0;
+
+ img->loader_private = loaderPrivate;
+ return img;
+}
+
static void
dri2_destroy_image(__DRIimage *img)
{
@@ -392,6 +449,7 @@ static struct __DRIimageExtensionRec dri2ImageExtension = {
dri2_create_image_from_name,
dri2_create_image_from_renderbuffer,
dri2_destroy_image,
+ dri2_create_image,
};
/*