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- /*
- // (C) COPYRIGHT International Business Machines Corp. 1993
- // All Rights Reserved
- // Licensed Materials - Property of IBM
- // US Government Users Restricted Rights - Use, duplication or
- // disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
- //
-
- //
- // Permission to use, copy, modify, and distribute this software and its
- // documentation for any purpose and without fee is hereby granted, 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 I.B.M. not be used in advertising
- // or publicity pertaining to distribution of the software without specific,
- // written prior permission. I.B.M. makes no representations about the
- // suitability of this software for any purpose. It is provided "as is"
- // without express or implied warranty.
- //
- // I.B.M. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
- // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL I.B.M.
- // BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- // WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- // OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- //
- // Author: John Spitzer, IBM AWS Graphics Systems (Austin)
- //
- */
-
- #include "Polygonl.h"
- #include <malloc.h>
-
- void new_Polygonal(PolygonalPtr this)
- {
- new_Vertex((VertexPtr)this);
- this->size = 10;
- /* Set virtual functions */
- this->SetState = Polygonal__SetState;
- }
-
- void delete_Polygonal(TestPtr thisTest)
- {
- delete_Vertex(thisTest);
- }
-
- int Polygonal__SetState(TestPtr thisTest)
- {
- PolygonalPtr this = (PolygonalPtr)thisTest;
-
- /* set parent state */
- if (Vertex__SetState(thisTest) == -1) return -1;
-
- /* set own state */
- if (!this->antiAlias) {
- glDisable(GL_POLYGON_SMOOTH);
- } else {
- if (this->antiAlias == On) {
- glHint(GL_POLYGON_SMOOTH_HINT, GL_DONT_CARE);
- } else {
- glHint(GL_POLYGON_SMOOTH_HINT, this->antiAlias);
- }
- glEnable(GL_POLYGON_SMOOTH);
- }
-
- if (!this->cullFace) {
- glDisable(GL_CULL_FACE);
- } else {
- glCullFace(this->cullFace);
- glEnable(GL_CULL_FACE);
- }
-
- if (this->polyModeFront == this->polyModeBack) {
- glPolygonMode(GL_FRONT_AND_BACK, this->polyModeFront);
- } else {
- glPolygonMode(GL_FRONT, this->polyModeFront);
- glPolygonMode(GL_BACK, this->polyModeBack);
- }
-
- if (!this->polyStipple) {
- glDisable(GL_POLYGON_STIPPLE);
- } else {
- unsigned char pattern[16] = { 0xaa, 0xaa, 0xaa, 0xaa,
- 0x55, 0x55, 0x55, 0x55,
- 0xaa, 0xaa, 0xaa, 0xaa,
- 0x55, 0x55, 0x55, 0x55 };
- glPolygonStipple(pattern);
- glEnable(GL_POLYGON_STIPPLE);
- }
-
- glLightModeli(GL_LIGHT_MODEL_TWO_SIDE, this->twoSided);
- return 0;
- }
-