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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commite2de64d6f1beb9e492daf5b886e19933c1fa41dd (patch)
tree9047cf9e6b5c43878d5bf82660adae77ceee097a /kscd/kscdmagic/xlibwrap.cpp
downloadtdemultimedia-e2de64d6f1beb9e492daf5b886e19933c1fa41dd.tar.gz
tdemultimedia-e2de64d6f1beb9e492daf5b886e19933c1fa41dd.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'kscd/kscdmagic/xlibwrap.cpp')
-rw-r--r--kscd/kscdmagic/xlibwrap.cpp209
1 files changed, 209 insertions, 0 deletions
diff --git a/kscd/kscdmagic/xlibwrap.cpp b/kscd/kscdmagic/xlibwrap.cpp
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+++ b/kscd/kscdmagic/xlibwrap.cpp
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+/* Synaesthesia - program to display sound graphically
+ Copyright (C) 1997 Paul Francis Harrison
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms of the GNU General Public License as published by the
+ Free Software Foundation; either version 2 of the License, or (at your
+ option) any later version.
+
+ This program is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along
+ with this program; if not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ The author may be contacted at:
+ pfh@yoyo.cc.monash.edu.au
+ or
+ 27 Bond St., Mt. Waverley, 3149, Melbourne, Australia
+*/
+
+#if defined(__linux__) || defined (__svr4__) || defined(__osf__)
+
+#include <string.h>
+
+extern "C" {
+#include "xlib.h"
+}
+
+#include "magicconf.h"
+#include "syna.h"
+
+static xlibparam xparams = { 0, 0, 0 };
+static xdisplay *d;
+
+static bool lowColor, paletteInstalled;
+static unsigned char mapping[64];
+
+int setPalette(int ,int r,int g,int b) {
+ return xalloc_color(d,r*257,g*257,b*257,0);
+}
+
+void screenInit(int xHint,int yHint,int widthHint,int heightHint)
+{
+
+ int i;
+
+ d = xalloc_display("KSCD Magic",xHint,yHint,widthHint,heightHint,&xparams);
+
+ if (d == 0)
+ error("setting up a window");
+
+ if (!alloc_image(d))
+ error("allocating window buffer");
+ outWidth = widthHint;
+ outHeight = heightHint;
+
+ //XMoveWindow(d->display,d->window,xHint,yHint);
+
+#define BOUND(x) ((x) > 255 ? 255 : (x))
+#define PEAKIFY(x) BOUND((x) - (x)*(255-(x))/255/2)
+
+ lowColor = (d->depth <= 8);
+
+ /* Set up palette immediately.
+ * Original code has the following commented out.
+ */
+ if (!lowColor) {
+ for(i=0;i<256;i++)
+ attempt(setPalette(i,PEAKIFY((i&15*16)),
+ PEAKIFY((i&15)*16+(i&15*16)/4),
+ PEAKIFY((i&15)*16)),
+ " in X: could not allocate sufficient palette entries");
+ } else {
+ for(i=0;i<64;i++)
+ attempt(mapping[i] = setPalette(i,PEAKIFY((i&7*8)*4),
+ PEAKIFY((i&7)*32+(i&7*8)*2),
+ PEAKIFY((i&7)*32)),
+ " in X: could not allocate sufficient palette entries");
+ }
+}
+
+void screenSetPalette(unsigned char *palette) {
+ int i;
+
+ if (paletteInstalled)
+ xfree_colors(d);
+
+ if (!lowColor) {
+ for(i=0;i<256;i++)
+ attempt(setPalette(i,palette[i*3],palette[i*3+1],palette[i*3+2]),
+ " in X: could not allocate sufficient palette entries");
+ } else {
+ const int array[8] = {0,2,5,7,9,11,13,15};
+ for(i=0;i<64;i++) {
+ int p = (array[i&7]+array[i/8]*16) *3;
+ attempt(mapping[i] = setPalette(i,palette[p],palette[p+1],palette[p+2]),
+ " in X: could not allocate sufficient palette entries");
+ }
+ }
+
+ paletteInstalled = true;
+}
+
+void screenEnd() {
+ if (paletteInstalled)
+ xfree_colors(d);
+ xfree_display(d);
+}
+
+int sizeUpdate()
+{
+ int newWidth,newHeight;
+
+ if (xsize_update(d,&newWidth,&newHeight))
+ {
+ if (newWidth == outWidth && newHeight == outHeight)
+ return 0;
+ //delete[] output;
+ //outWidth = newWidth;
+ //outHeight = newHeight;
+ //output = new unsigned char [outWidth*outHeight*2];
+ //memset(output,32,outWidth*outHeight*2);
+ allocOutput(newWidth,newHeight);
+ return 1;
+ }
+ return 0;
+}
+
+void inputUpdate(int &mouseX,int &mouseY,int &mouseButtons,char &keyHit) {
+ xmouse_update(d);
+ mouseX = xmouse_x(d);
+ mouseY = xmouse_y(d);
+ mouseButtons = xmouse_buttons(d);
+ keyHit = xkeyboard_query(d);
+}
+
+void screenShow(void) {
+ register unsigned long *ptr2 = (unsigned long*)ucoutput;
+ unsigned long *ptr1 = (unsigned long*)d->back;
+ int i = outWidth*outHeight/4;
+ if (lowColor)
+ do {
+ register unsigned int const r1 = *(ptr2++);
+ register unsigned int const r2 = *(ptr2++);
+
+ //if (r1 || r2) {
+#ifdef LITTLEENDIAN
+ register unsigned int const v =
+ mapping[((r1&0xe0ul)>>5)|((r1&0xe000ul)>>10)]
+ |mapping[((r1&0xe00000ul)>>21)|((r1&0xe0000000ul)>>26)]*256U;
+ *(ptr1++) = v |
+ mapping[((r2&0xe0ul)>>5)|((r2&0xe000ul)>>10)]*65536U
+ |mapping[((r2&0xe00000ul)>>21)|((r2&0xe0000000ul)>>26)]*16777216U;
+#else
+ register unsigned int const v =
+ mapping[((r2&0xe0ul)>>5)|((r2&0xe000ul)>>10)]
+ |mapping[((r2&0xe00000ul)>>21)|((r2&0xe0000000ul)>>26)]*256U;
+ *(ptr1++) = v |
+ mapping[((r1&0xe0ul)>>5)|((r1&0xe000ul)>>10)]*65536U
+ |mapping[((r1&0xe00000ul)>>21)|((r1&0xe0000000ul)>>26)]*16777216U;
+#endif
+ //} else ptr1++;
+ } while (--i);
+ else
+ do {
+ // Asger Alstrup Nielsen's (alstrup@diku.dk)
+ // optimized 32 bit screen loop
+ register unsigned int const r1 = *(ptr2++);
+ register unsigned int const r2 = *(ptr2++);
+
+ //if (r1 || r2) {
+#ifdef LITTLEENDIAN
+ register unsigned int const v =
+ ((r1 & 0x000000f0ul) >> 4)
+ | ((r1 & 0x0000f000ul) >> 8)
+ | ((r1 & 0x00f00000ul) >> 12)
+ | ((r1 & 0xf0000000ul) >> 16);
+ *(ptr1++) = v |
+ ((r2 & 0x000000f0ul) << 16 -4)
+ | ((r2 & 0x0000f000ul) << 16 -8)
+ | ((r2 & 0x00f00000ul) << 16 -12)
+ | ((r2 & 0xf0000000ul) << 16 -16);
+#else
+ register unsigned int const v =
+ ((r2 & 0x000000f0ul) >> 4)
+ | ((r2 & 0x0000f000ul) >> 8)
+ | ((r2 & 0x00f00000ul) >> 12)
+ | ((r2 & 0xf0000000ul) >> 16);
+ *(ptr1++) = v |
+ ((r1 & 0x000000f0ul) << 16 -4)
+ | ((r1 & 0x0000f000ul) << 16 -8)
+ | ((r1 & 0x00f00000ul) << 16 -12)
+ | ((r1 & 0xf0000000ul) << 16 -16);
+#endif
+ //} else ptr1++;
+ } while (--i);
+
+ xflip_buffers(d);
+ draw_screen(d);
+ XFlush(d->display);
+}
+
+
+
+#endif // linux || svr4
+