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authorJakob Bornecrantz <jakob@vmware.com>2009-02-14 09:39:52 +0100
committerJakob Bornecrantz <jakob@vmware.com>2009-02-14 09:42:28 +0100
commitec2e4e1fedf317c72fc087115f1b6485cb04cdf8 (patch)
tree96170324593f4167c18ba6027d8eaa32a996ecd1 /progs
parent44054aca36580440f956f0cbcdd5f31de8e3a7e2 (diff)
trivial: Add quadstrip-clip
Diffstat (limited to 'progs')
-rw-r--r--progs/trivial/.gitignore1
-rw-r--r--progs/trivial/Makefile1
-rw-r--r--progs/trivial/SConscript1
-rw-r--r--progs/trivial/quadstrip-clip.c137
4 files changed, 140 insertions, 0 deletions
diff --git a/progs/trivial/.gitignore b/progs/trivial/.gitignore
index f58345ce3b1..dadd5355917 100644
--- a/progs/trivial/.gitignore
+++ b/progs/trivial/.gitignore
@@ -63,6 +63,7 @@ quad-unfilled-clip
quad-unfilled-stipple
quads
quadstrip
+quadstrip-clip
quadstrip-cont
quadstrip-flat
readtex.c
diff --git a/progs/trivial/Makefile b/progs/trivial/Makefile
index 2800f3ef823..6ba41a78955 100644
--- a/progs/trivial/Makefile
+++ b/progs/trivial/Makefile
@@ -74,6 +74,7 @@ SOURCES = \
quad-unfilled.c \
quad.c \
quads.c \
+ quadstrip-clip.c \
quadstrip-cont.c \
quadstrip-flat.c \
quadstrip.c \
diff --git a/progs/trivial/SConscript b/progs/trivial/SConscript
index d699e2b46b5..8a7fb6be309 100644
--- a/progs/trivial/SConscript
+++ b/progs/trivial/SConscript
@@ -70,6 +70,7 @@ progs = [
'quad-unfilled',
'quad',
'quads',
+ 'quadstrip-clip',
'quadstrip-cont',
'quadstrip-flat',
'quadstrip',
diff --git a/progs/trivial/quadstrip-clip.c b/progs/trivial/quadstrip-clip.c
new file mode 100644
index 00000000000..82a6d4e0769
--- /dev/null
+++ b/progs/trivial/quadstrip-clip.c
@@ -0,0 +1,137 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "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 BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_QUAD_STRIP);
+ glColor3f(1,1,1);
+ glVertex3f( 1.9, -0.9, -30.0);
+ glVertex3f( 0.9, 0.9, -30.0);
+
+ glColor3f(1,0,0);
+ glVertex3f( 0.1, -0.8, -30.0);
+ glVertex3f( 0.1, 0.8, -30.0);
+
+ glColor3f(0,1,0);
+ glVertex3f(-0.1, -0.9, -30.0);
+ glVertex3f(-0.1, 0.9, -30.0);
+
+ glColor3f(0,0,0);
+ glVertex3f(-0.9, -0.8, -30.0);
+ glVertex3f(-0.9, 0.8, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB | GLUT_ALPHA;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow(*argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}