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- /**
- ** PIINIT.C
- **
- ** Copyright (C) 1992, Csaba Biegl
- ** 820 Stirrup Dr, Nashville, TN, 37221
- ** csaba@vuse.vanderbilt.edu
- **
- ** This file is distributed under the terms listed in the document
- ** "copying.cb", available from the author at the address above.
- ** A copy of "copying.cb" should accompany this file; if not, a copy
- ** should be available from where this file was obtained. This file
- ** may not be distributed without a verbatim copy of "copying.cb".
- ** You should also have received a copy of the GNU General Public
- ** License along with this program (it is in the file "copying");
- ** if not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- ** Cambridge, MA 02139, USA.
- **
- ** 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.
- **/
-
- #include "p8514a.h"
-
- /*
- * An element of this table gets XOR-ed with the significant bits of
- * the color. It has to be drawn only if the result is nonzero
- */
- int _GrPIDrawTable[4] = {
- ~C_SIGNIF, /* C_SET -- always draw */
- 0, /* C_XOR -- draw only if non-zero */
- 0, /* C_OR -- draw only if non-zero */
- C_SIGNIF /* C_AND -- draw only if not all 1-s */
- };
-
- int _GrPIMixTable[4] = {
- FSS_FRGDCOL | MIX_SRC, /* C_SET */
- FSS_FRGDCOL | MIX_XOR, /* C_XOR */
- FSS_FRGDCOL | MIX_OR, /* C_OR */
- FSS_FRGDCOL | MIX_AND /* C_AND */
- };
-