Initial import.

1 files changed, 36 insertions, 0 deletions

diff --git a/progs/util/showbuffer.h b/progs/util/showbuffer.h
new file mode 100644
index 0000000..63533d8
--- /dev/null
+++ b/progs/util/showbuffer.h
@@ -0,0 +1,36 @@
+/* showbuffer. h*/
+
+/*
+ * Copy the depth buffer to the color buffer as a grayscale image.
+ * Useful for inspecting the depth buffer values.
+ *
+ * This program is in the public domain.
+ *
+ * Brian Paul   November 4, 1998
+ */
+
+
+#ifndef SHOWBUFFER_H
+#define SHOWBUFFER_H
+
+
+#include <GL/gl.h>
+
+
+
+extern void
+ShowDepthBuffer( GLsizei winWidth, GLsizei winHeight,
+                 GLfloat zBlack, GLfloat zWhite );
+
+
+extern void
+ShowAlphaBuffer( GLsizei winWidth, GLsizei winHeight );
+
+
+extern void
+ShowStencilBuffer( GLsizei winWidth, GLsizei winHeight,
+                   GLfloat scale, GLfloat bias );
+
+
+
+#endif