36 lines
994 B
C
36 lines
994 B
C
//
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// begin license header
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//
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// This file is part of Pixy CMUcam5 or "Pixy" for short
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//
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// All Pixy source code is provided under the terms of the
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// GNU General Public License v2 (http://www.gnu.org/licenses/gpl-2.0.html).
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// Those wishing to use Pixy source code, software and/or
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// technologies under different licensing terms should contact us at
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// cmucam@cs.cmu.edu. Such licensing terms are available for
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// all portions of the Pixy codebase presented here.
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//
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// end license header
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//
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#ifndef CALC_H
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#define CALC_H
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#include <inttypes.h>
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#ifdef MAX
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#undef MAX
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#endif
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#ifdef MIN
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#undef MIN
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#endif
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#define MAX(a, b) (a>b ? a : b)
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#define MIN(a, b) (a<b ? a : b)
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void hsvc(uint8_t r, uint8_t g, uint8_t b, uint8_t *h, uint8_t *s, uint8_t *v, uint8_t *c);
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uint32_t lighten(uint32_t color, uint8_t factor);
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uint32_t saturate(uint32_t color);
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uint32_t rgbPack(uint32_t r, uint32_t g, uint32_t b);
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void rgbUnpack(uint32_t color, uint32_t *r, uint32_t *g, uint32_t *b);
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#endif // CALC_H
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