forked from old/legacy-imlib2
370 lines
7.8 KiB
C++
370 lines
7.8 KiB
C++
#include <gtest/gtest.h>
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#include "config.h"
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#include <Imlib2.h>
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#include <X11/Xutil.h>
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#include "test.h"
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typedef struct {
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Display *dpy;
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Window root;
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Visual *vis;
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Colormap cmap;
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Visual *argb_vis;
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Colormap argb_cmap;
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int depth;
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const char *test;
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int scale;
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bool do_mask;
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unsigned int color;
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} xd_t;
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static xd_t xd;
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static Visual *
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_x11_vis_argb(void)
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{
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XVisualInfo *xvi, xvit;
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int i, num;
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Visual *vis;
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xvit.screen = DefaultScreen(xd.dpy);
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xvit.depth = 32;
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xvit.c_class = TrueColor;
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xvi = XGetVisualInfo(xd.dpy,
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VisualScreenMask | VisualDepthMask | VisualClassMask,
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&xvit, &num);
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if (!xvi)
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return NULL;
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for (i = 0; i < num; i++)
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{
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if (xvi[i].depth == 32)
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break;
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}
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vis = (i < num) ? xvi[i].visual : NULL;
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XFree(xvi);
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xd.argb_vis = vis;
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xd.argb_cmap =
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(vis) ? XCreateColormap(xd.dpy, xd.root, vis, AllocNone) : None;
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return vis;
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}
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static int
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_x11_init(int depth)
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{
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xd.dpy = XOpenDisplay(NULL);
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if (!xd.dpy)
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{
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fprintf(stderr, "Can't open display\n");
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exit(1);
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}
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if (depth != 32)
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depth = DefaultDepth(xd.dpy, DefaultScreen(xd.dpy));
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xd.depth = depth;
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xd.root = DefaultRootWindow(xd.dpy);
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if (depth == 32)
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{
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xd.vis = _x11_vis_argb();
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xd.cmap = xd.argb_cmap;
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if (!xd.vis)
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{
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fprintf(stderr, "No 32 bit depthh visual\n");
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return 1;
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}
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}
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else
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{
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xd.vis = DefaultVisual(xd.dpy, DefaultScreen(xd.dpy));
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xd.cmap = DefaultColormap(xd.dpy, DefaultScreen(xd.dpy));
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}
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imlib_context_set_display(xd.dpy);
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imlib_context_set_visual(xd.vis);
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imlib_context_set_colormap(xd.cmap);
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return 0;
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}
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static void
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_x11_fini(void)
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{
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XCloseDisplay(xd.dpy);
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}
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static Pixmap
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_pmap_mk_fill_solid(int w, int h, unsigned int color)
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{
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XGCValues gcv;
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GC gc;
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Pixmap pmap;
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XColor xc;
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xc.red = ((color >> 16) & 0xff) * 0x101;
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xc.green = ((color >> 8) & 0xff) * 0x101;
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xc.blue = ((color >> 0) & 0xff) * 0x101;
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XAllocColor(xd.dpy, xd.cmap, &xc);
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D("color RGB = %#06x %#06x %#06x %#08lx\n",
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xc.red, xc.green, xc.blue, xc.pixel);
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#if 0
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xc.red = xc.green = xc.blue = 0;
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XQueryColor(xd.dpy, xd.cmap, &xc);
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D("color RGB = %#06x %#06x %#06x %#08lx\n",
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xc.red, xc.green, xc.blue, xc.pixel);
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#endif
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pmap = XCreatePixmap(xd.dpy, xd.root, w, h, xd.depth);
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gcv.foreground = xc.pixel;
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gcv.graphics_exposures = False;
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gc = XCreateGC(xd.dpy, pmap, GCForeground | GCGraphicsExposures, &gcv);
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XFillRectangle(xd.dpy, pmap, gc, 0, 0, w, h);
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XFreeGC(xd.dpy, gc);
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return pmap;
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}
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static Pixmap
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_pmap_mk_mask(int w, int h, int x, int y)
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{
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XGCValues gcv;
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GC gc;
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Pixmap pmap;
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pmap = XCreatePixmap(xd.dpy, xd.root, w, h, 1);
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gcv.foreground = 1;
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gcv.graphics_exposures = False;
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gc = XCreateGC(xd.dpy, pmap, GCForeground | GCGraphicsExposures, &gcv);
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XFillRectangle(xd.dpy, pmap, gc, 0, 0, w, h);
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XFreeGC(xd.dpy, gc);
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return pmap;
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}
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static void
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_img_dump(Imlib_Image im, const char *file)
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{
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static int seqn = 0;
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char buf[1024];
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snprintf(buf, sizeof(buf), file, seqn++);
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imlib_context_set_image(im);
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imlib_save_image(buf);
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}
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static void
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_test_grab_1(int w, int h, int x0, int y0)
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{
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Imlib_Image im;
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uint32_t *dptr, pix, col;
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int x, y, err;
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int xs, ys, ws, hs;
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char buf[128];
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Pixmap mask;
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xs = x0;
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ws = w;
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ys = y0;
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hs = h;
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if (xd.scale > 0)
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{
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xs *= xd.scale;
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ws *= xd.scale;
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ys *= xd.scale;
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hs *= xd.scale;
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}
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if (xd.scale < 0)
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{
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xs = (xs & ~1) / -xd.scale;
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ws /= -xd.scale;
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ys = (ys & ~1) / -xd.scale;
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hs /= -xd.scale;
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}
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D("%s: %3dx%3d(%3d,%3d) -> %3dx%3d(%d,%d)\n", __func__,
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w, h, x0, y0, ws, hs, xs, ys);
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mask = xd.do_mask ? _pmap_mk_mask(w, h, 0, 0) : None;
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if (xd.scale == 0)
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im = imlib_create_image_from_drawable(mask, x0, y0, w, h, 0);
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else
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im = imlib_create_scaled_image_from_drawable(mask, x0, y0, w, h,
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ws, hs, 0, 0);
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if (mask != None)
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XFreePixmap(xd.dpy, mask);
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imlib_context_set_image(im);
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snprintf(buf, sizeof(buf), "%s/%s-%%d.png", IMG_GEN, xd.test);
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_img_dump(im, buf);
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dptr = imlib_image_get_data_for_reading_only();
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err = 0;
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for (y = 0; y < hs; y++)
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{
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for (x = 0; x < ws; x++)
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{
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pix = *dptr++;
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if (xs + x < 0 || ys + y < 0 || xs + x >= ws || ys + y >= hs)
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{
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#if 1
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// FIXME - Pixels outside source drawable are not properly initialized
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if (x0 != 0 || y0 != 0)
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continue;
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#endif
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col = 0x00000000; // Use 0xff000000 if non-alpa
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}
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else
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{
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col = xd.color;
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}
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if (pix != col)
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{
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D2("%3d,%3d (%3d,%3d): %08x != %08x\n",
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x, y, x0, y0, pix, col);
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err = 1;
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}
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}
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}
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EXPECT_FALSE(err);
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imlib_free_image_and_decache();
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}
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static void
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_test_grab_2(const char *test, int depth, int scale, int opt)
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{
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Pixmap pmap;
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int w, h, d;
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D("%s: %s\n", __func__, test);
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xd.color = 0xff0000ff; // B ok
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xd.color = 0xff00ff00; // G ok
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xd.color = 0xffff0000; // R ok
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if (_x11_init(depth))
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return;
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xd.scale = scale;
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xd.test = test;
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w = 32;
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h = 45;
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pmap = _pmap_mk_fill_solid(w, h, xd.color);
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imlib_context_set_drawable(pmap);
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switch (opt)
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{
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case 0:
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_test_grab_1(w, h, 0, 0);
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break;
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case 1:
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d = 1;
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_test_grab_1(w, h, -d, -d);
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_test_grab_1(w, h, -d, d);
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_test_grab_1(w, h, d, d);
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_test_grab_1(w, h, d, -d);
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if (scale < 0)
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{
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d = 2;
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_test_grab_1(w, h, -d, -d);
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_test_grab_1(w, h, -d, d);
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_test_grab_1(w, h, d, d);
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_test_grab_1(w, h, d, -d);
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}
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break;
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}
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XFreePixmap(xd.dpy, pmap);
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_x11_fini();
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}
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static void
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_test_grab(const char *test, int scale, int opt)
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{
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char buf[64];
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int depth;
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xd.do_mask = false;
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depth = 24;
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snprintf(buf, sizeof(buf), "%s_d%02d_s%d_o%d", test, depth, scale, opt);
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_test_grab_2(buf, depth, scale, opt);
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depth = 32;
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snprintf(buf, sizeof(buf), "%s_d%02d_s%d_o%d", test, depth, scale, opt);
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_test_grab_2(buf, 32, scale, opt);
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xd.do_mask = true;
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depth = 24;
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snprintf(buf, sizeof(buf), "%s_d%02d_s%d_o%d_m", test, depth, scale, opt);
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_test_grab_2(buf, depth, scale, opt);
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depth = 32;
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snprintf(buf, sizeof(buf), "%s_d%02d_s%d_o%d_m", test, depth, scale, opt);
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_test_grab_2(buf, 32, scale, opt);
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}
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TEST(GRAB, grab_noof_s0)
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{
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_test_grab("grab_noof", 0, 0);
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}
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TEST(GRAB, grab_noof_s1)
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{
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_test_grab("grab_noof", 1, 0);
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}
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TEST(GRAB, grab_noof_su2)
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{
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_test_grab("grab_noof", 2, 0);
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}
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TEST(GRAB, grab_noof_sd2)
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{
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_test_grab("grab_noof", -2, 0);
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}
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TEST(GRAB, grab_offs_s0)
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{
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_test_grab("grab_offs", 0, 1);
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}
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TEST(GRAB, grab_offs_s1)
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{
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_test_grab("grab_offs", 1, 1);
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}
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TEST(GRAB, grab_offs_su2)
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{
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_test_grab("grab_offs", 2, 1);
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}
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TEST(GRAB, grab_offs_sd2)
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{
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_test_grab("grab_offs", -2, 1);
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}
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