Copyright (c) 2005 X.Org Foundation L.L.C. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 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Copyright (c) Applied Testing and Technology, Inc. 1995 All Rights Reserved. >># Project: VSW5 >># >># File: xts5/Xlib7/XStoreColor.m >># >># Description: >># Tests for XStoreColor() >># >># Modifications: >># $Log: strclr.m,v $ >># Revision 1.2 2005-11-03 08:43:44 jmichael >># clean up all vsw5 paths to use xts5 instead. >># >># Revision 1.1.1.2 2005/04/15 14:05:31 anderson >># Reimport of the base with the legal name in the copyright fixed. >># >># Revision 8.0 1998/12/23 23:27:00 mar >># Branch point for Release 5.0.2 >># >># Revision 7.0 1998/10/30 22:45:19 mar >># Branch point for Release 5.0.2b1 >># >># Revision 6.0 1998/03/02 05:19:13 tbr >># Branch point for Release 5.0.1 >># >># Revision 5.0 1998/01/26 03:15:44 tbr >># Branch point for Release 5.0.1b1 >># >># Revision 4.0 1995/12/15 08:49:27 tbr >># Branch point for Release 5.0.0 >># >># Revision 3.1 1995/12/15 00:48:50 andy >># Prepare for GA Release >># /* Portions of this software are based on Xlib and X Protocol Test Suite. We have used this material under the terms of its copyright, which grants free use, subject to the conditions below. Note however that those portions of this software that are based on the original Test Suite have been significantly revised and that all such revisions are copyright (c) 1995 Applied Testing and Technology, Inc. Insomuch as the proprietary revisions cannot be separated from the freely copyable material, the net result is that use of this software is governed by the ApTest copyright. Copyright (c) 1990, 1991 X Consortium Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. Except as contained in this notice, the name of the X Consortium shall not be used in advertising or otherwise to promote the sale, use or other dealings in this Software without prior written authorization from the X Consortium. Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted without fee, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation, and that the name of UniSoft not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. UniSoft makes no representations about the suitability of this software for any purpose. It is provided "as is" without express or implied warranty. */ >>TITLE XStoreColor Xlib7 void XStoreColor(display, colormap, color) Display *display = Dsp; Colormap colormap = DefaultColormap(display, DefaultScreen(display)); XColor *color = &dummycol; >>EXTERN XColor dummycol; >>ASSERTION Good C >># TODO dave - Jan 17 >># The X11R4 spec is vague about whether it's the closest available or >># or the actual values that are stored. >># O'Reilly Vol one page 190 has a footnote saying the actual values >># you tried to store may not be stored. If any of the visual classes DirectColor, PseudoColor or Grayscale is supported: A call to xname obtains the closest available RGB values for the .A colormap argument to those specified in the .S red , .S green and .S blue components of the .S XColor structure named by the .A color argument, and stores those values in the read-write colourmap entry specified by the .M pixel components of the .S XColor structure. >>STRATEGY For each visual class DirectColor, PseudoColor and GrayScale: Create a colormap with alloc set to AllocAll. Store the color r = 0xffff g = 0xf1f0 b = 0x0ff8 at cell 0. Obtain the rbg values of the stored color with XQueryColor. Store the returned rgb values in cell 0 Obtain the stored values with XQueryColor. Verify the rgb values stored in both cases were identical. >>CODE XVisualInfo *vp; XColor testcol, storedcol, savedcol; unsigned long vmask = (1<visual, AllocAll); color = &testcol; XCALL; XQueryColor(display, colormap, &storedcol); savedcol = storedcol; color = &storedcol; XCALL; XQueryColor(display, colormap, &testcol); if( (savedcol.red != testcol.red) || (savedcol.green != testcol.green) || (savedcol.blue != testcol.blue) ) { report("XStoreColor() return RGB values r %u g %u b %u instead of r %u g %u b %u.", savedcol.red, savedcol.green, savedcol.blue, testcol.red, testcol.green, testcol.blue); FAIL; } else CHECK; } CHECKPASS(nsupvis()); >>ASSERTION Good C If any of the visual classes DirectColor, PseudoColor or GrayScale is supported: A call to xname changes the red, green and blue values in the read-write colourmap entry in accordance with the .M flags component of the .S XColor structure named by the .A color argument. >>STRATEGY For each supported visual class DirectColor, PseudoColor and GrayScale: Create a colormap with XCreateColormap. Store the color r = 0xffff g = 0xf1f0 b = 0x0ff8 at cell 0 with XStoreColor. Obtain the r,g and b values with XQueryColor. For each possible combination DoRed, DoGreen and DoBlue in flags: Store the bitwise complementary rgb values in the same cell with XStoreColor. Store the color r = 0xffff g = 0xf1f0 b = 0x0ff8 at cell 0 with XStoreColor. Verify that only the components of the colourcell specified by the flags value have been altered with XQueryColor. >>CODE XVisualInfo *vp; int i; XColor namedcol, testcol, storedcol; unsigned long vmask = (1<visual, AllocAll); XCALL; namedcol.pixel = 0L; XQueryColor(display, colormap, &namedcol); /* named color has expected r,g,b values.*/ testcol = namedcol; testcol.red ^= 0xffff; testcol.green ^= 0xffff; testcol.blue ^= 0xffff; testcol.flags = DoRed|DoGreen|DoBlue; color = &testcol; XCALL; XQueryColor(display, colormap, &testcol); /* test color has the unexpected rgb vals */ for(i=0; i<8; i++) { flags = 0; if(i&DoRed) { flags |= DoRed; redval = namedcol.red; } else redval = testcol.red; if(i&DoGreen) { flags |= DoGreen; greenval = namedcol.green; } else greenval = testcol.green; if(i&DoBlue) { flags |= DoBlue; blueval = namedcol.blue; } else blueval = testcol.blue; testcol.flags = DoRed|DoGreen|DoBlue; color = &testcol; XCALL; /* Sore the inv colours */ namedcol.flags = flags; color = &namedcol; XCALL; storedcol.pixel = 0L; storedcol.flags = DoRed|DoGreen|DoBlue; XQueryColor(display, colormap, &storedcol); if( (redval != storedcol.red) || (greenval != storedcol.green) || (blueval != storedcol.blue) ) { report("XStoreColor() flags = %d RGB value r %u g %u b %u instead of r %u g %u b %u.", (int) i, storedcol.red, storedcol.green, storedcol.blue, redval, greenval, blueval); FAIL; } else CHECK; } } CHECKPASS(i*nsupvis()); >>ASSERTION Good D 1 If any of the visual classes DirectColor, PseudoColor or GrayScale is supported: When the .A colormap is an installed colourmap for its screen, then any changes made by a call to xname are visible immediately. >>ASSERTION Bad C If any of the visual classes DirectColor, PseudoColor or GrayScale is supported: When the .M pixel component in the .S XColor structure named by the .A color argument is not a valid entry in the .A colormap argument, then a .S BadValue error occurs. >>STRATEGY For each visual class DirectColor, PseudoColor and GrayScale: Create a colourmap with alloc set to AllocAll. Store the color r = 0xffff g = 0xf1f0 b = 0x0ff8 using XStoreColor with pixel = colormap_size. Verify that a BadValue error is generated. >>CODE BadValue XVisualInfo *vp; XColor testcol; unsigned long vmask = (1<visual, AllocAll); testcol.pixel = maxsize(vp) + 1; if (vp->class == DirectColor) { testcol.pixel = (vp->red_mask | vp->blue_mask | vp->green_mask); testcol.pixel |= testcol.pixel << 1; } trace("Testing with pixel set to > colormap_size (%ld).",testcol.pixel); XCALL; if(geterr() == BadValue) CHECK; } CHECKPASS(nsupvis()); >>ASSERTION Bad A .ER BadAccess colormap-store >>STRATEGY >># For each visual class DirectColor, PseudoColor and GrayScale: For all visuals: Create a colormap with alloc set to AllocNone. (Unallocated for visual classes DirectColor, PseudoColor and GrayScale; R/O for visual classes TrueColor, StaticColor and StaticGray: all should provoke BadAccess) For each colormap cell: Store the color r = 0xffff g = 0xf1f0 b = 0x0ff8 using xname. Verify that a BadAccess error is generated. Create a new client with XOpenDisplay. Allocate a readonly cell for the new client with XAllocColor. Store a value in the cell with xname. Verify that a BadAccess error occurred. Allocate a readonly cell with XAllocColor. Store a value in the cell with xname. Verify that a BadAccess error occurred. >>CODE BadAccess XVisualInfo *vp; XColor testcol; Display *disp2; unsigned long i; for(resetvinf(VI_WIN); nextvinf(&vp); ) { testcol.red = 0xffff; testcol.green = 0xf1f0; testcol.blue = 0x0ff8; color = &testcol; colormap = makecolmap(display, vp->visual, AllocNone); trace("Testing a colormap with no allocated/just r-o cells."); for(i=0; i < maxsize(vp); i++) { testcol.pixel = i; XCALL; /* the XCALL will have done a check for geterr() == BadAccess (c.f. arg. after CODE keyword above) and will FAIL if not. */ } if(i == maxsize(vp)) CHECK; disp2 = XOpenDisplay(config.display); if (!disp2) { delete("XOpenDisplay() failed."); return; } if(XAllocColor(disp2, colormap, &testcol) == False) { delete("XAllocColor() failed to allocate a r/o cell for a second client."); XCloseDisplay(disp2); return; } else CHECK; trace("Trying to write into a r/o cell allocated by another client."); color = &testcol; XCALL; if(geterr() == BadAccess) CHECK; testcol.red ^= 0xffff; testcol.green ^= 0xffff; testcol.blue ^= 0xffff; if(XAllocColor(display, colormap, &testcol) == False) { delete("XAllocColor() failed to allocate a r/o cell"); XCloseDisplay(disp2); return; } else CHECK; trace("Trying to write into a r/o cell allocated by self."); color = &testcol; XCALL; if(geterr() == BadAccess) CHECK; XCloseDisplay(disp2); } CHECKPASS(5*nvinf()); >>ASSERTION Bad A .ER BadColor >>ASSERTION Good D 3 When .A rmask_return , .A gmask_return and .A bmask_return have been returned by a previous call to .S XAllocColorPlanes and a read-write colourmap entry for a pixel value is changed by a call to xname, then the pixel value is decomposed into three components using the masks and the independent colourmap entries are updated. >>ASSERTION Good C If the visual class .S DirectColor is supported: When the .A colormap argument was created with visual type .S DirectColor and with .A alloc set to .S AllocAll , and a read-write colourmap entry for a pixel value is changed by a call to xname, then the pixel value is decomposed into three components using the .S red_mask , .S green_mask and .S blue_mask in the visual and the independent colourmap entries are updated. >>STRATEGY If visual class DirectColor is supported: Create a colourmap using makecolmap and AlocAll Allocate an array of XColor's and one for each of reds, greens & blues Set up each of reds, greens & blues to have a distinguishable value, using xname, and make sure that's what's in the equivalent colourmaps. Read back some suitably \"random\" triples and check their components Verify that each component is the same as the corresponding entry in reds, greens & blues. Free the allocated storage: colors, reds, greens & blues. >>EXTERN #define lowbit(x) ((x) & (~(x) + 1)) #define bitcontig(x) ((((x) + lowbit(x)) & (x)) == 0) #define bitsubset(a,b) (((a) & (b)) == (a)) static int maskshift(mask) register unsigned long mask; { register int i; for (i = 0; mask; i++) { if (mask & 0x1) return i; mask >>= 1; } return i; } static int ncolors = 0; static Bool set_one_col(refp, s, flags, mask) unsigned long *refp; char *s; char flags; unsigned long mask; { unsigned long i; XColor *cp1; XColor *save_col = color; /* for restoring color, later */ unsigned long *lrefp = refp; int fail = 0; /* used in the FAIL in XCall (spelt wrong intentionally) */ /* expects to find color and ncolors in-scope */ for(i=0, cp1 = color; i < ncolors; i++, cp1++) { unsigned long subfield_ix = i << maskshift(mask); if (!bitsubset(subfield_ix, mask)) { delete("Inconsistent maxsize() result: size of %d is too big to fit into %s mask 0x%lx (detected at index %lu, giving pixel 0x%lx)", ncolors, s, mask, i, subfield_ix); return False; } cp1->pixel = subfield_ix; cp1->flags = flags; switch (flags) { case DoRed: cp1->red = i; break; case DoGreen: cp1->green = i; break; case DoBlue: cp1->blue = i; break; default: delete("Flags 0x%x has more than one colour in it.", (unsigned int)flags); color = save_col; return False; } color = cp1; /* The following may generate a warning about the return; */ XCALL; } color = save_col; XQueryColors(display, colormap, color, ncolors); for(i=0,cp1=color,lrefp=refp; i < ncolors; i++, lrefp++, cp1++) { *lrefp = (flags==DoRed) ? cp1->red : ((flags==DoGreen) ? cp1->green : cp1->blue); } return (geterr() == Success); } >>CODE XVisualInfo *vp; unsigned long vmask = (1<visual, AllocAll); ncolors = maxsize(vp); /* Allocate an array of XColor's and one for each of reds, greens & blues */ colors = (XColor *) malloc(ncolors * sizeof(XColor)); color = colors; reds = (unsigned long *) malloc(ncolors * sizeof(unsigned long)); greens = (unsigned long *) malloc(ncolors * sizeof(unsigned long)); blues = (unsigned long *) malloc(ncolors * sizeof(unsigned long)); if ((colors == (XColor *) 0) || (reds == (unsigned long *) 0) || (greens == (unsigned long *) 0) || (blues == (unsigned long *) 0)) { delete("malloc() couldn't allocate %d cells for the XColor array.", ncolors); return; } else CHECK; /* now it's safe to call set_one_col: color and ncolors are set. */ /* Set up each of reds, greens & blues to have a distinguishable value, */ /* using xname, and make sure that's what's in the equivalent colourmaps. */ /* kept in reds, greens or blues. This routine expects color and ncolors to be set right. It uses XCall as well. */ if (!set_one_col(reds, "red", DoRed, vp->red_mask) || !set_one_col(greens, "green", DoGreen, vp->green_mask) || !set_one_col(blues, "blue", DoBlue, vp->blue_mask) ) { delete("Failed to set up colourmap for test."); return; } else CHECK; /* Read back some suitably "random" triples and check their components */ for (i=0, refp=triples; i < NELEM(triples); i++, refp++) { XColor testcol; unsigned long r,g,b; if (refp->red >= (unsigned)ncolors || refp->green >= (unsigned)ncolors || refp->blue >= (unsigned)ncolors) continue; r = refp->red << maskshift(vp->red_mask); if (!bitsubset(r, vp->red_mask)) continue; g = refp->green << maskshift(vp->green_mask); if (!bitsubset(g, vp->green_mask)) continue; b = refp->blue << maskshift(vp->blue_mask); if (!bitsubset(b, vp->blue_mask)) continue; testcol.pixel = r | g | b; XQueryColor(display, colormap, &testcol); /* Verify that each component is the same as the corresponding entry in */ /* reds, greens & blues. */ if (testcol.flags != (DoRed | DoGreen | DoBlue) || testcol.red != reds[refp->red] || testcol.green != greens[refp->green] || testcol.blue != blues[refp->blue]) { report("Expected r,g,b = %lu, %lu, %lu but got %lu, %lu, %lu for pixel 0x%lx with r-,g-,b-masks 0x%lx, 0x%lx, 0x%lx", reds[refp->red], greens[refp->green], blues[refp->blue], testcol.red, testcol.green, testcol.blue, testcol.pixel, vp->red_mask, vp->green_mask, vp->blue_mask); FAIL; } else CHECK; pathcnt++; } /* Free the allocated storage: colors, reds, greens & blues. */ free((char*)colors); free((char*)reds); free((char*)greens); free((char*)blues); } CHECKPASS(pathcnt+2*nsupvis()); >>#HISTORY Cal Completed Written in new style and format. >>#HISTORY Kieron Completed >>#HISTORY Cal Action Writing code. >>#HISTORY Cal Completed Written in new style and format. >>#HISTORY Kieron Completed >>#HISTORY Cal Action Writing Code.