aboutsummaryrefslogtreecommitdiff
path: root/pixman/test/clip-test.c
diff options
context:
space:
mode:
authormarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
committermarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
commit3562e78743202e43aec8727005182a2558117eca (patch)
tree8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /pixman/test/clip-test.c
downloadvcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.gz
vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.bz2
vcxsrv-3562e78743202e43aec8727005182a2558117eca.zip
Checked in the following released items:
xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz
Diffstat (limited to 'pixman/test/clip-test.c')
-rw-r--r--pixman/test/clip-test.c159
1 files changed, 159 insertions, 0 deletions
diff --git a/pixman/test/clip-test.c b/pixman/test/clip-test.c
new file mode 100644
index 000000000..457e97a2b
--- /dev/null
+++ b/pixman/test/clip-test.c
@@ -0,0 +1,159 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <gtk/gtk.h>
+#include "pixman.h"
+
+GdkPixbuf *
+pixbuf_from_argb32 (uint32_t *bits,
+ int width,
+ int height,
+ int stride)
+{
+ GdkPixbuf *pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE,
+ 8, width, height);
+ int p_stride = gdk_pixbuf_get_rowstride (pixbuf);
+ guint32 *p_bits = (guint32 *)gdk_pixbuf_get_pixels (pixbuf);
+ int w, h;
+
+ for (h = 0; h < height; ++h)
+ {
+ for (w = 0; w < width; ++w)
+ {
+ uint32_t argb = bits[h * stride + w];
+ guint32 abgr;
+
+ abgr = (argb & 0xff000000) |
+ (argb & 0xff) << 16 |
+ (argb & 0x00ff00) |
+ (argb & 0xff0000) >> 16;
+
+ p_bits[h * (p_stride / 4) + w] = abgr;
+ }
+ }
+
+ return pixbuf;
+}
+
+static gboolean
+on_expose (GtkWidget *widget, GdkEventExpose *expose, gpointer data)
+{
+ GdkPixbuf *pixbuf = data;
+
+ gdk_draw_pixbuf (widget->window, NULL,
+ pixbuf, 0, 0, 0, 0,
+ gdk_pixbuf_get_width (pixbuf),
+ gdk_pixbuf_get_height (pixbuf),
+ GDK_RGB_DITHER_NONE,
+ 0, 0);
+
+ return TRUE;
+}
+
+static void
+show_window (pixman_image_t *img, int w, int h, int stride)
+{
+ GdkPixbuf *pixbuf;
+
+ GtkWidget *window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+
+ pixbuf = pixbuf_from_argb32 (pixman_image_get_data (img), w, h, stride);
+
+ g_signal_connect (window, "expose_event", G_CALLBACK (on_expose), pixbuf);
+ g_signal_connect (window, "delete_event", G_CALLBACK (gtk_main_quit), NULL);
+
+ gtk_widget_show (window);
+
+ gtk_main ();
+}
+
+#define WIDTH 200
+#define HEIGHT 200
+
+static pixman_image_t *
+create_solid_bits (uint32_t pixel)
+{
+ uint32_t *pixels = malloc (WIDTH * HEIGHT * 4);
+ int i;
+
+ for (i = 0; i < WIDTH * HEIGHT; ++i)
+ pixels[i] = pixel;
+
+ return pixman_image_create_bits (PIXMAN_a8r8g8b8,
+ WIDTH, HEIGHT,
+ pixels,
+ WIDTH * 4);
+}
+
+int
+main (int argc, char **argv)
+{
+ pixman_image_t *gradient_img;
+ pixman_image_t *src_img, *dst_img;
+ pixman_gradient_stop_t stops[2] =
+ {
+ { pixman_int_to_fixed (0), { 0xffff, 0x0000, 0x0000, 0xffff } },
+ { pixman_int_to_fixed (1), { 0xffff, 0xffff, 0x0000, 0xffff } }
+ };
+ pixman_point_fixed_t p1 = { 0, 0 };
+ pixman_point_fixed_t p2 = { pixman_int_to_fixed (WIDTH),
+ pixman_int_to_fixed (HEIGHT) };
+ pixman_point_fixed_t c_inner;
+ pixman_point_fixed_t c_outer;
+ pixman_fixed_t r_inner;
+ pixman_fixed_t r_outer;
+ pixman_region32_t clip_region;
+ pixman_transform_t trans = {
+ { { pixman_double_to_fixed (1.3), pixman_double_to_fixed (0), pixman_double_to_fixed (-0.5), },
+ { pixman_double_to_fixed (0), pixman_double_to_fixed (1), pixman_double_to_fixed (-0.5), },
+ { pixman_double_to_fixed (0), pixman_double_to_fixed (0), pixman_double_to_fixed (1.0) }
+ }
+ };
+
+ gtk_init (&argc, &argv);
+
+ src_img = create_solid_bits (0xff0000ff);
+
+ c_inner.x = pixman_double_to_fixed (100.0);
+ c_inner.y = pixman_double_to_fixed (100.0);
+ c_outer.x = pixman_double_to_fixed (100.0);
+ c_outer.y = pixman_double_to_fixed (100.0);
+ r_inner = 0;
+ r_outer = pixman_double_to_fixed (100.0);
+
+ gradient_img = pixman_image_create_radial_gradient (&c_inner, &c_outer,
+ r_inner, r_outer,
+ stops, 2);
+
+#if 0
+ gradient_img = pixman_image_create_linear_gradient (&p1, &p2,
+ stops, 2);
+
+#endif
+
+ pixman_image_composite (PIXMAN_OP_OVER, gradient_img, NULL, src_img,
+ 0, 0, 0, 0, 0, 0, WIDTH, HEIGHT);
+
+ pixman_region32_init_rect (&clip_region, 50, 0, 100, 200);
+ pixman_image_set_clip_region32 (src_img, &clip_region);
+ pixman_image_set_source_clipping (src_img, TRUE);
+ pixman_image_set_transform (src_img, &trans);
+ pixman_image_set_repeat (src_img, PIXMAN_REPEAT_NORMAL);
+
+ dst_img = create_solid_bits (0xffff0000);
+ pixman_image_composite (PIXMAN_OP_OVER, src_img, NULL, dst_img,
+ 0, 0, 0, 0, 0, 0, WIDTH, HEIGHT);
+
+
+#if 0
+ printf ("0, 0: %x\n", src[0]);
+ printf ("10, 10: %x\n", src[10 * 10 + 10]);
+ printf ("w, h: %x\n", src[(HEIGHT - 1) * 100 + (WIDTH - 1)]);
+#endif
+
+ show_window (dst_img, WIDTH, HEIGHT, WIDTH);
+
+ pixman_image_unref (gradient_img);
+ pixman_image_unref (src_img);
+
+ return 0;
+}