/** Composite a list of triangles on the appropriate screen. For a
* complete description see the protocol document of the RENDER
* library. */
void dmxTriangles(CARD8 op, PicturePtr pSrc, PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc, INT16 ySrc,
int ntri, xTriangle *tris)
{
ScreenPtr pScreen = pDst->pDrawable->pScreen;
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
PictureScreenPtr ps = GetPictureScreen(pScreen);
dmxPictPrivPtr pSrcPriv = DMX_GET_PICT_PRIV(pSrc);
dmxPictPrivPtr pDstPriv = DMX_GET_PICT_PRIV(pDst);
DMX_UNWRAP(Triangles, dmxScreen, ps);
#if 0
if (ps->Triangles)
ps->Triangles(op, pSrc, pDst, maskFormat, xSrc, ySrc, ntri, *tris);
#endif
/* Draw trapezoids on back-end server */
if (pDstPriv->pict) {
XRenderPictFormat *pFormat;
pFormat = dmxFindFormat(dmxScreen, maskFormat);
if (!pFormat) {
/* FIXME: Error! */
}
XRenderCompositeTriangles(dmxScreen->beDisplay,
op,
pSrcPriv->pict,
pDstPriv->pict,
pFormat,
xSrc, ySrc,
(XTriangle *)tris,
ntri);
dmxSync(dmxScreen, FALSE);
}
DMX_WRAP(Triangles, dmxTriangles, dmxScreen, ps);
}
static void edge_test(struct test *t,
enum mask mask,
enum edge edge,
enum target target)
{
struct test_target out, ref;
XRenderColor white = { 0xffff, 0xffff, 0xffff, 0xffff };
Picture src_ref, src_out;
XTriangle tri;
unsigned step, max;
test_target_create_render(&t->out, target, &out);
set_edge(t->out.dpy, out.picture, edge);
src_out = XRenderCreateSolidFill(t->out.dpy, &white);
test_target_create_render(&t->ref, target, &ref);
set_edge(t->ref.dpy, ref.picture, edge);
src_ref = XRenderCreateSolidFill(t->ref.dpy, &white);
printf("Testing edges (with mask %s and %s edges) (%s): ",
mask_name(mask),
edge_name(edge),
test_target_name(target));
fflush(stdout);
max = 2*(out.width + 128 + out.height+128);
step = 0;
for (step = 0; step <= max; step++) {
char buf[80];
step_to_point(step, out.width, out.height, &tri.p1);
step_to_point(step + out.width + 128,
out.width, out.height,
&tri.p2);
step_to_point(step + out.height + 128 + 2*(out.width + 128),
out.width, out.height,
&tri.p3);
sprintf(buf,
"tri=((%d, %d), (%d, %d), (%d, %d))\n",
tri.p1.x >> 16, tri.p1.y >> 16,
tri.p2.x >> 16, tri.p2.y >> 16,
tri.p3.x >> 16, tri.p3.y >> 16);
clear(&t->out, &out);
XRenderCompositeTriangles(t->out.dpy,
PictOpSrc,
src_out,
out.picture,
mask_format(t->out.dpy, mask),
0, 0,
&tri, 1);
clear(&t->ref, &ref);
XRenderCompositeTriangles(t->ref.dpy,
PictOpSrc,
src_ref,
ref.picture,
mask_format(t->ref.dpy, mask),
0, 0,
&tri, 1);
test_compare(t,
out.draw, out.format,
ref.draw, ref.format,
0, 0, out.width, out.height,
buf);
}
XRenderFreePicture(t->out.dpy, src_out);
test_target_destroy_render(&t->out, &out);
XRenderFreePicture(t->ref.dpy, src_ref);
test_target_destroy_render(&t->ref, &ref);
printf("pass\n");
}
