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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 "Points.h"
-
- #undef offset
- #define offset(v) offsetof(Points,v)
-
- static InfoItem PointsInfo[] = {
- #define INC_REASON INFO_ITEM_ARRAY
- #include "Points.h"
- #undef INC_REASON
- };
- #include <malloc.h>
-
- PointsPtr new_Points()
- {
- PointsPtr this = (PointsPtr)malloc(sizeof(Points));
- CheckMalloc(this);
- new_Vertex((VertexPtr)this);
- SetDefaults((TestPtr)this, PointsInfo);
- this->testType = PointsTest;
- this->primitiveType = GL_POINTS;
- this->size = 1;
- this->vertsPerFacet = 1;
- this->usecPixelPrint = " microseconds per pixel with Points";
- this->ratePixelPrint = " pixels per second with Points";
- this->usecPrint = " microseconds per Point";
- this->ratePrint = " Points per second";
- /* Set virtual functions */
- this->SetState = Points__SetState;
- this->delete = delete_Points;
- this->Layout = Points__Layout;
- this->Copy = Points__Copy;
- this->PixelSize = Points__Size;
- return this;
- }
-
- void delete_Points(TestPtr thisTest)
- {
- PointsPtr this = (PointsPtr)thisTest;
- delete_Vertex(thisTest);
- }
-
- TestPtr Points__Copy(TestPtr thisTest)
- {
- PointsPtr this = (PointsPtr)thisTest;
- PointsPtr newPoints = new_Points();
- FreeStrings((TestPtr)newPoints);
- *newPoints = *this;
- CopyStrings((TestPtr)newPoints, (TestPtr)this);
- return (TestPtr)newPoints;
- }
-
- float Points__Size(TestPtr thisTest)
- {
- PointsPtr this = (PointsPtr)thisTest;
- return this->size * this->size;
- }
-
- int Points__SetState(TestPtr thisTest)
- {
- PointsPtr this = (PointsPtr)thisTest;
-
- /* set parent state */
- if (Vertex__SetState(thisTest) == -1) return -1;
-
- /* set local state */
- if (!this->antiAlias) {
- glDisable(GL_POINT_SMOOTH);
- } else {
- if (this->antiAlias == On) {
- glHint(GL_POINT_SMOOTH_HINT, GL_DONT_CARE);
- } else {
- glHint(GL_POINT_SMOOTH_HINT, this->antiAlias);
- }
- glEnable(GL_POINT_SMOOTH);
- }
- glPointSize(this->size);
- return 0;
- }
-
- void Points__Layout(VertexPtr thisVertex)
- {
- PointsPtr this = (PointsPtr)thisVertex;
- int windowDim = min(this->environ.windowWidth, this->environ.windowHeight);
- this->vertsPerBgnEnd = this->objsPerBgnEnd * this->vertsPerFacet;
- this->facetsPerBgnEnd = this->objsPerBgnEnd;
-
- this->layoutPoints = this->numObjects;
- this->layoutPadding = (2. + this->size + (this->antiAlias!=Off))/
- (float)windowDim;
- Vertex__Layout(thisVertex);
- }
-