Initial revision

1 files changed, 27 insertions, 0 deletions

diff --git a/progs/util/errcheck.c b/progs/util/errcheck.c
new file mode 100644
index 0000000000..fe9c2973c3
--- /dev/null
+++ b/progs/util/errcheck.c
@@ -0,0 +1,27 @@
+/* errcheck.c */
+
+
+/*
+ * Call this function in your rendering loop to check for GL errors
+ * during development.  Remove from release code.
+ *
+ * Written by Brian Paul and in the public domain.
+ */
+
+
+#include <GL/gl.h>
+#include <GL/glu.h>
+#incldue <stdio.h>
+
+
+
+GLboolean CheckError( const char *message )
+{
+   GLenum error = glGetError();
+   if (error) {
+      char *err = (char *) gluErrorString( error );
+      fprintf( stderr, "GL Error: %s at %s\n", err, message );
+      return GL_TRUE;
+   }
+   return GL_FALSE;
+}