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- /*
- * $Id: $
- */
-
- /*
- * Mesa 3-D graphics library
- * Version: 3.1
- * Copyright (C) 1995 Brian Paul (brianp@ssec.wisc.edu)
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
- /**********************************************************************/
- /***** write arrays of RGBA pixels *****/
- /**********************************************************************/
-
- void natGWriteRGBAPixel(const GLcontext * ctx, GLuint n, const GLint x[], const GLint y[],
- CONST GLubyte rgba[][4], const GLubyte mask[])
- {
- amigaMesaContext amesa;
- struct RastPort *rp;
-
- amesa = (amigaMesaContext) ctx->DriverCtx;
- rp = amesa->rp;
-
- DEBUGOUT(1, "natGWriteRGBAPixel(%d)\n", n);
-
- for (--(GLshort)n; (GLshort)n >= 0; (GLshort)n--, RGBAi++, Xx++, Yy++) {
- if (*mask++) {
- /* write pixel x[i], y[i] using rgba[i][0],rgba[i][1],rgba[i][2],rgba[i][3] */
- SetAPen(rp, PLG_RGBA(amesa, *RGBAb0, *RGBAb1, *RGBAb2));
- DEBUGOUT(9, " WritePixel(%d, %d)\n", FIXx(*Xx), FIXy(*Yy));
- WritePixel(rp, FIXx(*Xx), FIXy(*Yy));
- }
- }
- }
-
- /**********************************************************************/
- /***** write arrays of RGBA pixels doublebuffered *****/
- /**********************************************************************/
-
- void natGWriteRGBAPixelDB(const GLcontext * ctx, GLuint n, const GLint x[], const GLint y[],
- CONST GLubyte rgba[][4], const GLubyte mask[])
- {
- amigaMesaContext amesa;
- GLubyte *db;
-
- amesa = (amigaMesaContext) ctx->DriverCtx;
- db = dbPenGet(amesa);
-
- DEBUGOUT(1, "natGWriteRGBAPixelDB(%d)\n", n);
-
- for (--(GLshort)n; (GLshort)n >= 0; (GLshort)n--, RGBAi++, Xx++, Yy++)
- if (*mask++)
- *(dbPen(db, *Xx, *Yy)) = PLG_RGBA(amesa, *RGBAb0, *RGBAb1, *RGBAb2);
- }
-