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authorJakob Bornecrantz <jakob@tungstengraphics.com>2008-06-18 18:35:11 +0200
committerJakob Bornecrantz <jakob@tungstengraphics.com>2008-06-18 19:07:07 +0200
commitba344753b16d7bc7df40bd85989d0c84e48190bb (patch)
tree98a63687b7c500f91da5a3c0a43f3eb274c57c05 /progs/tests
parentb1eff0228b7199920c02e62446ebf5496c298814 (diff)
tests: Added a test for a strange bug in texstore_a8
Diffstat (limited to 'progs/tests')
-rw-r--r--progs/tests/.gitignore1
-rw-r--r--progs/tests/Makefile1
-rw-r--r--progs/tests/bug_texstore_i8.c194
3 files changed, 196 insertions, 0 deletions
diff --git a/progs/tests/.gitignore b/progs/tests/.gitignore
index a72f552f10..40cb6850fb 100644
--- a/progs/tests/.gitignore
+++ b/progs/tests/.gitignore
@@ -18,6 +18,7 @@ bufferobj
bug_3050
bug_3101
bug_3195
+bug_texstore_i8
calibrate_rast
copypixrate
crossbar
diff --git a/progs/tests/Makefile b/progs/tests/Makefile
index 75d1eca08e..7e8c0c8e34 100644
--- a/progs/tests/Makefile
+++ b/progs/tests/Makefile
@@ -30,6 +30,7 @@ SOURCES = \
bug_3050.c \
bug_3101.c \
bug_3195.c \
+ bug_texstore_i8.c \
calibrate_rast.c \
copypixrate.c \
crossbar.c \
diff --git a/progs/tests/bug_texstore_i8.c b/progs/tests/bug_texstore_i8.c
new file mode 100644
index 0000000000..f8dac210f7
--- /dev/null
+++ b/progs/tests/bug_texstore_i8.c
@@ -0,0 +1,194 @@
+/*
+ * 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.
+ */
+/*
+ * Based on the trivial/quad-tex-2d program.
+ * Modified by Jakob Bornecrantz <jakob@tungstengraphics.com>
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+static GLenum Target = GL_TEXTURE_2D;
+static GLenum Filter = GL_NEAREST;
+GLenum doubleBuffer;
+static float Rot = 0;
+static int win = 0;
+
+static void Init(void)
+{
+ int internalFormat;
+ int sourceFormat;
+
+ 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);
+
+#define SIZE 16
+ {
+ GLubyte tex2d[SIZE][SIZE][4];
+ GLint s, t;
+
+ for (s = 0; s < SIZE; s++) {
+ for (t = 0; t < SIZE; t++) {
+ tex2d[t][s][0] = 0xff;
+ tex2d[t][s][1] = 0xff;
+ tex2d[t][s][2] = 0xff;
+ tex2d[t][s][3] = 0xff;
+ }
+ }
+
+ internalFormat = GL_LUMINANCE8;
+ sourceFormat = GL_RGBA;
+
+ glTexImage2D(Target,
+ 0,
+ internalFormat,
+ SIZE, SIZE,
+ 0,
+ sourceFormat,
+ GL_UNSIGNED_BYTE,
+ //GL_UNSIGNED_INT,
+ tex2d);
+
+ glEnable(Target);
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
+ glTexParameterf(Target, GL_TEXTURE_WRAP_R, GL_REPEAT);
+ glTexParameterf(Target, GL_TEXTURE_MIN_FILTER, Filter);
+ glTexParameterf(Target, GL_TEXTURE_MAG_FILTER, Filter);
+ }
+}
+
+static void Reshape(int width, int height)
+{
+ glViewport(0, 0, (GLint)width, (GLint)height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+#if 0
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+#else
+ glFrustum(-1, 1, -1, 1, 10, 20);
+#endif
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0, 0, -15);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+ switch (key) {
+ case 'r':
+ Rot += 10.0;
+ break;
+ case 'R':
+ Rot -= 10.0;
+ break;
+ case 27:
+ glutDestroyWindow(win);
+ exit(0);
+ default:
+ return;
+ }
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glPushMatrix();
+ glRotatef(Rot, 0, 1, 0);
+
+ glBegin(GL_QUADS);
+ glTexCoord2f(1,0);
+ glVertex3f( 0.9, -0.9, 0.0);
+ glTexCoord2f(1,1);
+ glVertex3f( 0.9, 0.9, 0.0);
+ glTexCoord2f(0,1);
+ glVertex3f(-0.9, 0.9, 0.0);
+ glTexCoord2f(0,0);
+ glVertex3f(-0.9, -0.9, 0.0);
+ glEnd();
+
+ glPopMatrix();
+
+ 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;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ win = glutCreateWindow("Tex test");
+ if (!win) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}