static void
osmesa_UnmapRenderbuffer(struct gl_context *ctx, struct gl_renderbuffer *rb)
{
if (rb->ClassID == OSMESA_RENDERBUFFER_CLASS) {
/* no-op */
}
else {
_swrast_unmap_soft_renderbuffer(ctx, rb);
}
}
/**
* Called via ctx->Driver.UnmapRenderbuffer()
*/
void
xmesa_UnmapRenderbuffer(struct gl_context *ctx, struct gl_renderbuffer *rb)
{
struct xmesa_renderbuffer *xrb = xmesa_renderbuffer(rb);
if (xrb->Base.Base.ClassID == XMESA_RENDERBUFFER) {
XImage *ximage = xrb->ximage;
if (!ximage) {
/* this must be a pixmap/window renderbuffer */
assert(xrb->pixmap);
assert(xrb->map_ximage);
if (xrb->map_ximage) {
if (xrb->map_mode & GL_MAP_WRITE_BIT) {
/* put modified ximage data back into the pixmap/window */
int y2 = rb->Height - xrb->map_y - xrb->map_h;
GC gc = XCreateGC(xrb->Parent->display, xrb->pixmap, 0, NULL);
XPutImage(xrb->Parent->display,
xrb->pixmap, /* dest */
gc,
xrb->map_ximage, /* source */
0, 0, /* src x, y */
xrb->map_x, y2, /* dest x, y */
xrb->map_w, xrb->map_h); /* size */
XFreeGC(xrb->Parent->display, gc);
}
XMesaDestroyImage(xrb->map_ximage);
xrb->map_ximage = NULL;
}
}
xrb->map_mode = 0x0;
return;
}
/* otherwise, this is an ordinary malloc-based renderbuffer */
_swrast_unmap_soft_renderbuffer(ctx, rb);
}
static void
sw_UnmapRenderbuffer(struct gl_context *ctx, struct gl_renderbuffer *rb)
{
if (rb->ClassID== SW_FRONT_RENDERBUFFER_CLASS)
{
/* This is our front buffer */
struct sw_front_renderbuffer* srb = (struct sw_front_renderbuffer*)rb;
if(srb->write)
{
/* Copy the bits to our display */
BitBlt(IntGetCurrentDC(),
srb->x, srb->y, srb->w, srb->h,
srb->hdcmem, srb->x, srb->y, SRCCOPY);
srb->write = FALSE;
}
return;
}
if(rb->ClassID == SW_BACK_RENDERBUFFER_CLASS)
return; /* nothing to do */
/* Let mesa rasterizer take care of this */
_swrast_unmap_soft_renderbuffer(ctx, rb);
}
