trivial: add a logic op test

diff --git a/progs/trivial/Makefile b/progs/trivial/Makefile
index 3300fce63651d91bd5db43f9047e35c611e4952d..82daae7dfd71daa400eb1994a028cd4f019e4abf 100644 (file)
--- a/progs/trivial/Makefile
+++ b/progs/trivial/Makefile
@@ -89,6 +89,8 @@ SOURCES = \
        tri-clip.c \
        tri-cull-both.c \
        tri-cull.c \
+       tri-logicop-none.c \
+       tri-logicop-xor.c \
        tri-dlist.c \
        tri-edgeflag.c \
        tri-fbo-tex.c \

diff --git a/progs/trivial/SConscript b/progs/trivial/SConscript
index 97820dc3b85167c0e196cf2c57835f50bd990b88..4694cb7adc70e6f5617cad38c32d3a8af41b2d7a 100644 (file)
--- a/progs/trivial/SConscript
+++ b/progs/trivial/SConscript
@@ -95,6 +95,8 @@ progs = [
        'tri-fp',
        'tri-fp-const-imm',
        'tri-lit',
+       'tri-logicop-none',
+       'tri-logicop-xor',
        'tri-mask-tri',
        'tri-orig',
        'tri-query',

diff --git a/progs/trivial/tri-logicop-none.c b/progs/trivial/tri-logicop-none.c
new file mode 100644 (file)
index 0000000..aba3614
--- /dev/null
+++ b/progs/trivial/tri-logicop-none.c
@@ -0,0 +1,178 @@
+/*
+ * 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>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer = 1;
+int win;
+
+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(0.3, 0.1, 0.3, 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(0);
+      default:
+         glutPostRedisplay();
+         return;
+   }
+}
+
+static void Draw(void)
+{
+   glClear(GL_COLOR_BUFFER_BIT); 
+
+   glBegin(GL_TRIANGLES);
+   glColor3f(.8,0,0); 
+   glVertex3f(-0.9, -0.9, -30.0);
+   glColor3f(0,.9,0); 
+   glVertex3f( 0.9, -0.9, -30.0);
+   glColor3f(0,0,.7); 
+   glVertex3f( 0.0,  0.9, -30.0);
+   glEnd();
+
+
+   glLineWidth(4.0);
+
+   glBegin(GL_LINES);
+   glColor3f(.1,.7,.1); 
+   glVertex3f( 0.5, -0.5, -30.0);
+   glVertex3f( 0.5,  0.5, -30.0);
+
+   glColor3f(.1,.1,.8); 
+   glVertex3f( 0.5,  0.5, -30.0);
+   glVertex3f(-0.5,  0.5, -30.0);
+
+   glColor3f(.5,.1,.1); 
+   glVertex3f(-0.5,  0.5, -30.0);
+   glVertex3f(-0.5, -0.5, -30.0);
+
+   glColor3f(.8,.8,.8);
+   glVertex3f(-0.5, -0.5, -30.0);
+   glVertex3f( 0.5, -0.5, -30.0);
+   glEnd();
+
+//   glLineWidth(12.0);
+
+   /* Redraw parts of the lines:
+    */
+   glBegin(GL_LINES);
+   glColor3f(.1,.7,.1); 
+   glVertex3f( 0.5, -0.2, -30.0);
+   glVertex3f( 0.5,  0.2, -30.0);
+
+   glColor3f(.1,.1,.8); 
+   glVertex3f( 0.2,  0.5, -30.0);
+   glVertex3f(-0.2,  0.5, -30.0);
+
+   glColor3f(.5,.1,.1); 
+   glVertex3f(-0.5,  0.2, -30.0);
+   glVertex3f(-0.5, -0.2, -30.0);
+
+   glColor3f(.8,.8,.8);
+   glVertex3f(-0.2, -0.5, -30.0);
+   glVertex3f( 0.2, -0.5, -30.0);
+   glEnd();
+
+
+   glFlush();
+
+   if (doubleBuffer) {
+      glutSwapBuffers();
+   }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+   GLint i;
+
+   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);
+
+   win = glutCreateWindow(*argv);
+   if (!win) {
+      exit(1);
+   }
+
+   Init();
+
+   glutReshapeFunc(Reshape);
+   glutKeyboardFunc(Key);
+   glutDisplayFunc(Draw);
+   glutMainLoop();
+   return 0;
+}

diff --git a/progs/trivial/tri-logicop-xor.c b/progs/trivial/tri-logicop-xor.c
new file mode 100644 (file)
index 0000000..e2c94f9
--- /dev/null
+++ b/progs/trivial/tri-logicop-xor.c
@@ -0,0 +1,186 @@
+/*
+ * 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>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer = 1;
+int win;
+
+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(0.3, 0.1, 0.3, 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(0);
+      default:
+         glutPostRedisplay();
+         return;
+   }
+}
+
+static void Draw(void)
+{
+   glClear(GL_COLOR_BUFFER_BIT); 
+
+   glBegin(GL_TRIANGLES);
+   glColor3f(.8,0,0); 
+   glVertex3f(-0.9, -0.9, -30.0);
+   glColor3f(0,.9,0); 
+   glVertex3f( 0.9, -0.9, -30.0);
+   glColor3f(0,0,.7); 
+   glVertex3f( 0.0,  0.9, -30.0);
+   glEnd();
+
+
+   glLineWidth(4.0);
+
+   glEnable(GL_BLEND);
+   glEnable(GL_COLOR_LOGIC_OP);
+   glLogicOp(GL_XOR);
+
+   glBegin(GL_LINES);
+   glColor3f(.1,.7,.1); 
+   glVertex3f( 0.5, -0.5, -30.0);
+   glVertex3f( 0.5,  0.5, -30.0);
+
+   glColor3f(.1,.1,.8); 
+   glVertex3f( 0.5,  0.5, -30.0);
+   glVertex3f(-0.5,  0.5, -30.0);
+
+   glColor3f(.5,.1,.1); 
+   glVertex3f(-0.5,  0.5, -30.0);
+   glVertex3f(-0.5, -0.5, -30.0);
+
+   glColor3f(.8,.8,.8);
+   glVertex3f(-0.5, -0.5, -30.0);
+   glVertex3f( 0.5, -0.5, -30.0);
+   glEnd();
+
+//   glLineWidth(12.0);
+
+   /* Redraw parts of the lines to remove them:
+    */
+   glBegin(GL_LINES);
+   glColor3f(.1,.7,.1); 
+   glVertex3f( 0.5, -0.2, -30.0);
+   glVertex3f( 0.5,  0.2, -30.0);
+
+   glColor3f(.1,.1,.8); 
+   glVertex3f( 0.2,  0.5, -30.0);
+   glVertex3f(-0.2,  0.5, -30.0);
+
+   glColor3f(.5,.1,.1); 
+   glVertex3f(-0.5,  0.2, -30.0);
+   glVertex3f(-0.5, -0.2, -30.0);
+
+   glColor3f(.8,.8,.8);
+   glVertex3f(-0.2, -0.5, -30.0);
+   glVertex3f( 0.2, -0.5, -30.0);
+   glEnd();
+
+
+
+   glDisable(GL_COLOR_LOGIC_OP);
+   glDisable(GL_BLEND);
+
+   glFlush();
+
+   if (doubleBuffer) {
+      glutSwapBuffers();
+   }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+   GLint i;
+
+   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);
+
+   win = glutCreateWindow(*argv);
+   if (!win) {
+      exit(1);
+   }
+
+   Init();
+
+   glutReshapeFunc(Reshape);
+   glutKeyboardFunc(Key);
+   glutDisplayFunc(Draw);
+   glutMainLoop();
+   return 0;
+}