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authormarha <marha@users.sourceforge.net>2012-06-08 09:33:13 +0200
committermarha <marha@users.sourceforge.net>2012-06-08 09:33:13 +0200
commit990bc3f015a4f8fce2eb918375defcd44980a845 (patch)
tree8e8301f19482b52cc00bd95b4593522cc93267af /mesalib/src/gallium/auxiliary/util/u_format_srgb.h
parent1af6fc1b5d93e54d6674de8b5870448b29f139a7 (diff)
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1 files changed, 106 insertions, 106 deletions
diff --git a/mesalib/src/gallium/auxiliary/util/u_format_srgb.h b/mesalib/src/gallium/auxiliary/util/u_format_srgb.h
index a1b12e9de..43213fbeb 100644
--- a/mesalib/src/gallium/auxiliary/util/u_format_srgb.h
+++ b/mesalib/src/gallium/auxiliary/util/u_format_srgb.h
@@ -1,106 +1,106 @@
-/**************************************************************************
- *
- * Copyright 2010 VMware, Inc.
- * All Rights Reserved.
- *
- * 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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.
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- **************************************************************************/
-
-/**
- * @file
- * SRGB translation.
- *
- * @author Brian Paul <brianp@vmware.com>
- * @author Michal Krol <michal@vmware.com>
- * @author Jose Fonseca <jfonseca@vmware.com>
- */
-
-#ifndef U_FORMAT_SRGB_H_
-#define U_FORMAT_SRGB_H_
-
-
-#include "pipe/p_compiler.h"
-#include "u_math.h"
-
-
-extern const float
-util_format_srgb_8unorm_to_linear_float_table[256];
-
-extern const uint8_t
-util_format_srgb_to_linear_8unorm_table[256];
-
-extern const uint8_t
-util_format_linear_to_srgb_8unorm_table[256];
-
-
-/**
- * Convert a unclamped linear float to srgb value in the [0,255].
- * XXX this hasn't been tested (render to srgb surface).
- * XXX this needs optimization.
- */
-static INLINE uint8_t
-util_format_linear_float_to_srgb_8unorm(float x)
-{
- if (x >= 1.0f)
- return 255;
- else if (x >= 0.0031308f)
- return float_to_ubyte(1.055f * powf(x, 0.41666f) - 0.055f);
- else if (x > 0.0f)
- return float_to_ubyte(12.92f * x);
- else
- return 0;
-}
-
-
-/**
- * Convert an 8-bit sRGB value from non-linear space to a
- * linear RGB value in [0, 1].
- * Implemented with a 256-entry lookup table.
- */
-static INLINE float
-util_format_srgb_8unorm_to_linear_float(uint8_t x)
-{
- return util_format_srgb_8unorm_to_linear_float_table[x];
-}
-
-
-/**
- * Convert a 8bit normalized value from linear to srgb.
- */
-static INLINE uint8_t
-util_format_linear_to_srgb_8unorm(uint8_t x)
-{
- return util_format_linear_to_srgb_8unorm_table[x];
-}
-
-
-/**
- * Convert a 8bit normalized value from srgb to linear.
- */
-static INLINE uint8_t
-util_format_srgb_to_linear_8unorm(uint8_t x)
-{
- return util_format_srgb_to_linear_8unorm_table[x];
-}
-
-
-#endif /* U_FORMAT_SRGB_H_ */
+/**************************************************************************
+ *
+ * Copyright 2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ **************************************************************************/
+
+/**
+ * @file
+ * SRGB translation.
+ *
+ * @author Brian Paul <brianp@vmware.com>
+ * @author Michal Krol <michal@vmware.com>
+ * @author Jose Fonseca <jfonseca@vmware.com>
+ */
+
+#ifndef U_FORMAT_SRGB_H_
+#define U_FORMAT_SRGB_H_
+
+
+#include "pipe/p_compiler.h"
+#include "u_math.h"
+
+
+extern const float
+util_format_srgb_8unorm_to_linear_float_table[256];
+
+extern const uint8_t
+util_format_srgb_to_linear_8unorm_table[256];
+
+extern const uint8_t
+util_format_linear_to_srgb_8unorm_table[256];
+
+
+/**
+ * Convert a unclamped linear float to srgb value in the [0,255].
+ * XXX this hasn't been tested (render to srgb surface).
+ * XXX this needs optimization.
+ */
+static INLINE uint8_t
+util_format_linear_float_to_srgb_8unorm(float x)
+{
+ if (x >= 1.0f)
+ return 255;
+ else if (x >= 0.0031308f)
+ return float_to_ubyte(1.055f * powf(x, 0.41666f) - 0.055f);
+ else if (x > 0.0f)
+ return float_to_ubyte(12.92f * x);
+ else
+ return 0;
+}
+
+
+/**
+ * Convert an 8-bit sRGB value from non-linear space to a
+ * linear RGB value in [0, 1].
+ * Implemented with a 256-entry lookup table.
+ */
+static INLINE float
+util_format_srgb_8unorm_to_linear_float(uint8_t x)
+{
+ return util_format_srgb_8unorm_to_linear_float_table[x];
+}
+
+
+/**
+ * Convert a 8bit normalized value from linear to srgb.
+ */
+static INLINE uint8_t
+util_format_linear_to_srgb_8unorm(uint8_t x)
+{
+ return util_format_linear_to_srgb_8unorm_table[x];
+}
+
+
+/**
+ * Convert a 8bit normalized value from srgb to linear.
+ */
+static INLINE uint8_t
+util_format_srgb_to_linear_8unorm(uint8_t x)
+{
+ return util_format_srgb_to_linear_8unorm_table[x];
+}
+
+
+#endif /* U_FORMAT_SRGB_H_ */