sync code with last improvements from OpenBSD

lib/libdrm/tests/util/pattern.h

@@ -0,0 +1,46 @@
+/*
+ * Copyright 2008 Tungsten Graphics
+ *   Jakob Bornecrantz <jakob@tungstengraphics.com>
+ * Copyright 2008 Intel Corporation
+ *   Jesse Barnes <jesse.barnes@intel.com>
+ *
+ * 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 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.
+ */
+
+#ifndef UTIL_PATTERN_H
+#define UTIL_PATTERN_H
+
+#include <drm_mode.h>
+
+enum util_fill_pattern {
+	UTIL_PATTERN_TILES,
+	UTIL_PATTERN_PLAIN,
+	UTIL_PATTERN_SMPTE,
+	UTIL_PATTERN_GRADIENT,
+};
+
+void util_fill_pattern(uint32_t format, enum util_fill_pattern pattern,
+		       void *planes[3], unsigned int width,
+		       unsigned int height, unsigned int stride);
+
+void util_smpte_c8_gamma(unsigned size, struct drm_color_lut *lut);
+
+enum util_fill_pattern util_pattern_enum(const char *name);
+
+#endif /* UTIL_PATTERN_H */