Attachment 123778 Details for Bug 94514 – self-contained testcase

self-contained testcase

sampletest.c (text/plain), 2.68 KB, created by Clemens Eisserer on 2016-05-16 12:25:21 UTC

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Filename:

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Creator: Clemens Eisserer

Created: 2016-05-16 12:25:21 UTC

Size: 2.68 KB

patch

obsolete

>#include <stdio.h>
>#include <X11/Xlib.h>
>#include <X11/extensions/Xrender.h>
>#include <stdlib.h>
>#include <math.h>
>#include <stdlib.h>
>#include <sys/time.h>
>
>static Picture createPicture(Display *display)
>{
>    Pixmap pixmap;
>    XRenderPictFormat *fmt;
>    XRenderPictureAttributes pict_attr;
>    XRenderColor red = {
>	.red = 0xffff,
>	.alpha = 0xffff
>    };
>    Picture picture;
>
>    fmt = XRenderFindStandardFormat(display, PictStandardRGB24);
>
>    pixmap = XCreatePixmap(display, DefaultRootWindow(display), 128, 128, fmt->depth);
>    pict_attr.repeat=RepeatNone;
>    picture = XRenderCreatePicture(display, pixmap, fmt, CPRepeat, &pict_attr);
>    XFreePixmap(display, pixmap);
>
>    XRenderFillRectangle (display, PictOpSrc, picture, &red, 0, 0, 128, 128);
>
>    return picture;
>}
>
>int main(int argc, char *argv[])
>{
>    Display *display;
>    Visual *visual;
>    Window window;
>    Picture source, picture;
>    XRenderPictFormat *fmt;
>    XRectangle clip;
>    XRenderColor color_white = {.red=0xffff, .green=0xffff, .blue=0xffff, .alpha=0xffff};
>    int render_event_base, render_error_base;
>
>    display = XOpenDisplay(NULL);
>
>    if (!XRenderQueryExtension(display, &render_event_base, &render_error_base)) {
>	fprintf(stderr, "RENDER extension missing!\n");
>	abort();
>    }
>
>    visual = DefaultVisual (display, DefaultScreen (display));
>    fmt = XRenderFindVisualFormat (display, visual);
>
>    window = XCreateWindow (display, DefaultRootWindow (display), 0, 0,
>			    640, 480, 0, fmt->depth,
>			    InputOutput, visual, 0, NULL);
>    XMapWindow (display, window);
>
>    picture = XRenderCreatePicture(display, window, fmt, 0, NULL);
>
>    XSelectInput(display, window, KeyPressMask|KeyReleaseMask|ExposureMask
>		 |ButtonPressMask|StructureNotifyMask);
>
>
>    /* now make the window visible */
>    XMapWindow(display, window);
>
>    source = createPicture(display);
>    XRenderSetPictureFilter(display, source, "fast", NULL, 0);
>
>    fmt = XRenderFindStandardFormat(display, PictStandardA8);
>
>    //Shear
>    XTransform xf;
>    xf.matrix[0][0] = XDoubleToFixed(1); 
>    xf.matrix[0][1] = XDoubleToFixed(0.5);
>    xf.matrix[0][2] = 0;
>    xf.matrix[1][0] = XDoubleToFixed(0);
>    xf.matrix[1][1] = XDoubleToFixed(1);
>    xf.matrix[1][2] = 0;
>    xf.matrix[2][0] = 0;
>    xf.matrix[2][1] = 0;
>    xf.matrix[2][2] = 1<<16;
>    XRenderSetPictureTransform (display, source, &xf);
>
>    while(1) {
>	XEvent event;
>	XNextEvent(display, &event);
>
>	switch(event.type) {
>	case Expose:
>	    XRenderFillRectangle(display, PictOpOver, picture, &color_white, 0, 0, 1000, 1000);
>	    XRenderComposite (display, PictOpOver, source, None, picture, -100, -100, 0, 0, 0, 0, 500, 500);
>	    break;
>	case DestroyNotify:
>	    return 0;
>	}
>    }
>    return 0;
>}

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Attachments on bug 94514: 122306 | 123778

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