Add vertex array case.

diff --git a/apps/gl/.gitignore b/apps/gl/.gitignore
index 0a824f168009c195a8af845be552337c856d0646..d396b2a49533d12208a8a4ee2c261372ac639bc8 100644 (file)
--- a/apps/gl/.gitignore
+++ b/apps/gl/.gitignore
@@ -1,2 +1,3 @@
 gremedy
 tri
+varray

diff --git a/apps/gl/CMakeLists.txt b/apps/gl/CMakeLists.txt
index 3d60f1ec4d042088c3e9ba7628dc132b4b36fade..ac7ec55b6bb172f2fbcbd5cdb7dd4b384e8be702 100644 (file)
--- a/apps/gl/CMakeLists.txt
+++ b/apps/gl/CMakeLists.txt
@@ -16,6 +16,7 @@ set (subdir gl)
 set (targets
     tri
     gremedy
+    varray
 )
 
 foreach (target ${targets})

diff --git a/apps/gl/varray.c b/apps/gl/varray.c
new file mode 100644 (file)
index 0000000..8ec8914
--- /dev/null
+++ b/apps/gl/varray.c
@@ -0,0 +1,162 @@
+/*
+ * Copyright (c) 1993-1997, Silicon Graphics, Inc.
+ * ALL RIGHTS RESERVED
+ * Permission to use, copy, modify, and distribute this software for
+ * any purpose and without fee is hereby granted, provided that the above
+ * copyright notice appear in all copies and that both the copyright notice
+ * and this permission notice appear in supporting documentation, and that
+ * the name of Silicon Graphics, Inc. not be used in advertising
+ * or publicity pertaining to distribution of the software without specific,
+ * written prior permission.
+ *
+ * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
+ * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR
+ * FITNESS FOR A PARTICULAR PURPOSE.  IN NO EVENT SHALL SILICON
+ * GRAPHICS, INC.  BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT,
+ * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY
+ * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION,
+ * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF
+ * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC.  HAS BEEN
+ * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
+ * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * US Government Users Restricted Rights
+ * Use, duplication, or disclosure by the Government is subject to
+ * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
+ * (c)(1)(ii) of the Rights in Technical Data and Computer Software
+ * clause at DFARS 252.227-7013 and/or in similar or successor
+ * clauses in the FAR or the DOD or NASA FAR Supplement.
+ * Unpublished-- rights reserved under the copyright laws of the
+ * United States.  Contractor/manufacturer is Silicon Graphics,
+ * Inc., 2011 N.  Shoreline Blvd., Mountain View, CA 94039-7311.
+ *
+ * OpenGL(R) is a registered trademark of Silicon Graphics, Inc.
+ */
+
+/*
+ *  varray.c
+ *  This program demonstrates vertex arrays.
+ */
+
+#ifdef _WIN32
+#include <windows.h>
+#endif
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#ifdef __APPLE__
+#  include <GLUT/glut.h>
+#else
+#  include <GL/glut.h>
+#endif
+
+
+#define POINTER 1
+#define INTERLEAVED 2
+
+#define DRAWARRAY 1
+#define ARRAYELEMENT  2
+#define DRAWELEMENTS 3
+
+static int setupMethod = POINTER;
+static int derefMethod = DRAWARRAY;
+
+static int win;
+
+static void setupPointers(void)
+{
+   static GLint vertices[] = {
+        25,  25,
+       100, 325,
+       175,  25,
+       175, 325,
+       250,  25,
+       325, 325
+   };
+   static GLfloat colors[] = {
+      1.0 , 0.2 , 0.2 ,
+      0.2 , 0.2 , 1.0 ,
+      0.8 , 1.0 , 0.2 ,
+      0.75, 0.75, 0.75,
+      0.35, 0.35, 0.35,
+      0.5 , 0.5 , 0.5
+   };
+
+   glEnableClientState(GL_VERTEX_ARRAY);
+   glEnableClientState(GL_COLOR_ARRAY);
+
+   glVertexPointer(2, GL_INT, 0, vertices);
+   glColorPointer(3, GL_FLOAT, 0, colors);
+}
+
+static void setupInterleave(void)
+{
+   static GLfloat intertwined[] = {
+       1.0, 0.2, 1.0, 100.0, 100.0, 0.0,
+       1.0, 0.2, 0.2,   0.0, 200.0, 0.0,
+       1.0, 1.0, 0.2, 100.0, 300.0, 0.0,
+       0.2, 1.0, 0.2, 200.0, 300.0, 0.0,
+       0.2, 1.0, 1.0, 300.0, 200.0, 0.0,
+       0.2, 0.2, 1.0, 200.0, 100.0, 0.0
+   };
+
+   glInterleavedArrays(GL_C3F_V3F, 0, intertwined);
+}
+
+static void init(void)
+{
+   glClearColor(0.0, 0.0, 0.0, 0.0);
+   glShadeModel(GL_SMOOTH);
+   setupPointers();
+}
+
+static void display(void)
+{
+   glClear(GL_COLOR_BUFFER_BIT);
+
+   if (derefMethod == DRAWARRAY)
+      glDrawArrays(GL_TRIANGLES, 0, 6);
+   else if (derefMethod == ARRAYELEMENT) {
+      glBegin(GL_TRIANGLES);
+      glArrayElement(2);
+      glArrayElement(3);
+      glArrayElement(5);
+      glEnd();
+   }
+   else if (derefMethod == DRAWELEMENTS) {
+      GLuint indices[4] = {0, 1, 3, 4};
+
+      glDrawElements(GL_POLYGON, 4, GL_UNSIGNED_INT, indices);
+   }
+   glFlush();
+
+   glutDestroyWindow(win);
+
+   exit(0);
+}
+
+static void reshape(int w, int h)
+{
+   glViewport(0, 0, (GLsizei) w, (GLsizei) h);
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+   gluOrtho2D(0.0, (GLdouble) w, 0.0, (GLdouble) h);
+}
+
+int main(int argc, char** argv)
+{
+   glutInit(&argc, argv);
+   glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
+   glutInitWindowSize(350, 350);
+   glutInitWindowPosition(100, 100);
+   win = glutCreateWindow(argv[0]);
+   init();
+   glutDisplayFunc(display);
+   glutReshapeFunc(reshape);
+   glutMainLoop();
+   return 0;
+}

diff --git a/apps/gl/varray.ref.txt b/apps/gl/varray.ref.txt
new file mode 100644 (file)
index 0000000..7c28118
--- /dev/null
+++ b/apps/gl/varray.ref.txt
@@ -0,0 +1,13 @@
+glClearColor(red = 0, green = 0, blue = 0, alpha = 0)
+glShadeModel(mode = GL_SMOOTH)
+glEnableClientState(array = GL_VERTEX_ARRAY)
+glEnableClientState(array = GL_COLOR_ARRAY)
+glViewport(x = 0, y = 0, width = 350, height = 350)
+glMatrixMode(mode = GL_PROJECTION)
+glLoadIdentity()
+glOrtho(left = 0, right = 350, bottom = 0, top = 350, zNear = -1, zFar = 1)
+glClear(mask = GL_COLOR_BUFFER_BIT)
+glColorPointer(size = 3, type = GL_FLOAT, stride = 0, pointer = blob(72))
+glVertexPointer(size = 2, type = GL_INT, stride = 0, pointer = blob(48))
+glDrawArrays(mode = GL_TRIANGLES, first = 0, count = 6)
+glFlush()