gl30basic: test basic GL 3.0 features

3 files changed, 202 insertions, 0 deletions

diff --git a/tests/all.tests b/tests/all.tests
index b285b1e14..84874bc35 100644
--- a/tests/all.tests
+++ b/tests/all.tests
@@ -186,6 +186,7 @@ add_plain_test(general, 'fragment-center')
 add_plain_test(general, 'framebuffer-srgb')
 add_plain_test(general, 'geterror-invalid-enum')
 add_plain_test(general, 'geterror-inside-begin')
+add_plain_test(general, 'gl30basic')
 add_plain_test(general, 'hiz')
 add_plain_test(general, 'early-z')
 add_plain_test(general, 'isbufferobj')
diff --git a/tests/general/CMakeLists.gl.txt b/tests/general/CMakeLists.gl.txt
index 55075c77e..bbe650785 100644
--- a/tests/general/CMakeLists.gl.txt
+++ b/tests/general/CMakeLists.gl.txt
@@ -49,6 +49,7 @@ IF (UNIX)
 ENDIF (UNIX)
 add_executable (geterror-inside-begin geterror-inside-begin.c)
 add_executable (geterror-invalid-enum geterror-invalid-enum.c)
+add_executable (gl30basic gl30basic.c)
 add_executable (hiz hiz.c)
 if (UNIX)
 	target_link_libraries (hiz m)
diff --git a/tests/general/gl30basic.c b/tests/general/gl30basic.c
new file mode 100644
index 000000000..2508d1711
--- /dev/null
+++ b/tests/general/gl30basic.c
@@ -0,0 +1,200 @@
+/*
+ * Copyright (c) 2010 VMware, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+/**
+ * @file gl30basic.c
+ *
+ * Test basic GL 3.0 features.
+ *
+ * Author:
+ *    Brian Paul
+ */
+
+
+#include "piglit-util.h"
+#include "piglit-framework.h"
+
+int piglit_width = 100;
+int piglit_height = 100;
+int piglit_window_mode = GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH | GLUT_STENCIL;
+
+static const char *Prog = "gl30basic";
+
+
+
+static enum piglit_result
+test_version(void)
+{
+   const GLubyte *version = glGetString(GL_VERSION);
+   GLuint iversion;
+   GLint major, minor, k;
+
+#ifdef GL_VERSION_3_0
+   if (!glewIsSupported("GL_VERSION_3_0"))
+      return PIGLIT_SKIP;
+#else
+   return PIGLIT_SKIP;
+#endif
+
+   major = version[0] - '0';
+   minor = version[2] - '0';
+
+   iversion = major * 10 + minor;
+
+   if (iversion < 30) {
+      return PIGLIT_SKIP;
+   }
+
+   glGetIntegerv(GL_MAJOR_VERSION, &k);
+   if (k != major) {
+      printf("%s: major version mismatch (%d vs. %d)\n", Prog, k, major);
+      return PIGLIT_FAILURE;
+   }
+
+   glGetIntegerv(GL_MINOR_VERSION, &k);
+   if (k != minor) {
+      printf("%s: minor version mismatch (%d vs. %d)\n", Prog, k, minor);
+      return PIGLIT_FAILURE;
+   }
+
+   return PIGLIT_SUCCESS;
+}
+
+
+static enum piglit_result
+test_extension_list(void)
+{
+   GLint k, num_ext;
+
+   glGetIntegerv(GL_NUM_EXTENSIONS, &num_ext);
+   if (num_ext < 1 || num_ext > 10000) {
+      printf("%s: unreasonable value for GL_NUM_EXTENSIONS: %d\n", Prog, num_ext);
+      return PIGLIT_FAILURE;
+   }
+
+   /* check that extension strings are reasonable */
+   for (k = 0; k < num_ext; k++) {
+      const GLubyte *ext = glGetStringi(GL_EXTENSIONS, k);
+      if (0)
+         printf("Ext[%d] = %s\n", k, (char *) ext);
+      if (!ext ||
+          ext[0] != 'G' ||
+          ext[1] != 'L' ||
+          ext[2] != '_') {
+         printf("%s: bad extension string [%d]: %s\n", Prog, k, ext);
+         return PIGLIT_FAILURE;
+      }
+      if (strchr((char *) ext, ' ')) {
+         printf("%s: extension string [%d] contains a space: %s\n", Prog, k, ext);
+         return PIGLIT_FAILURE;
+      }
+   }
+
+   return PIGLIT_SUCCESS;
+}
+
+
+enum piglit_result
+test_clearing(void)
+{
+   static const GLfloat purple[4] = {1.0, 0.0, 1.0, 1.0};
+   GLuint buf = GL_FRONT;
+   GLfloat color[4], z;
+   GLint stencil;
+   GLenum err;
+
+   while (glGetError() != GL_NO_ERROR)
+      ;
+
+   /* XXX this fails with NVIDIA's driver.  Is this test correct?? */
+#if 0
+   /* Color */
+   glClearBufferfv(GL_COLOR, buf, purple);
+   err = glGetError();
+   if (err) {
+      printf("%s: glClearBufferfv() generated error 0x%x.\n", Prog, err);
+      return PIGLIT_FAILURE;
+   }
+
+   glReadBuffer(buf);
+   glReadPixels(20, 20, 1, 1, GL_RGBA, GL_FLOAT, color);
+   if (color[0] != purple[0] ||
+       color[1] != purple[1] ||
+       color[2] != purple[2] ||
+       color[3] != purple[3]) {
+      printf("%s: glClearBufferfv() failed.\n", Prog);
+      return PIGLIT_FAILURE;
+   }
+#endif
+
+   /* Depth & Stencil */
+   glClearBufferfi(GL_DEPTH_STENCIL, 0, 0.5, 3);
+   err = glGetError();
+   if (err) {
+      printf("%s: glClearBufferfi() generated error 0x%x.\n", Prog, err);
+      return PIGLIT_FAILURE;
+   }
+
+   glReadPixels(20, 20, 1, 1, GL_DEPTH_COMPONENT, GL_FLOAT, &z);
+   if (fabs(z - 0.5) > 0.001) {
+      printf("%s: glClearBufferfi() failed (z was %f, expected 0.5).\n", Prog, z);
+      return PIGLIT_FAILURE;
+   }
+
+   glReadPixels(20, 20, 1, 1, GL_STENCIL_INDEX, GL_INT, &stencil);
+   if (stencil != 3) {
+      printf("%s: glClearBufferfi() failed (stencil was %d, expected 3).\n",
+             Prog, stencil);
+      return PIGLIT_FAILURE;
+   }
+
+   return PIGLIT_SUCCESS;
+}
+
+
+enum piglit_result
+piglit_display(void)
+{
+   enum piglit_result res;
+   
+   res = test_version();
+   if (res != PIGLIT_SUCCESS)
+      return res;
+
+   res = test_extension_list();
+   if (res != PIGLIT_SUCCESS)
+      return res;
+
+   res = test_clearing();
+   if (res != PIGLIT_SUCCESS)
+      return res;
+
+   return res;
+}
+
+
+
+void piglit_init(int argc, char**argv)
+{
+   glewInit();
+}