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37 lines
899 B
C++
37 lines
899 B
C++
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#include <algorithm>
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#include "TracyColor.hpp"
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namespace tracy
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{
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uint32_t GetHsvColor( uint64_t hue, int value )
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{
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const uint8_t h = ( hue * 11400714819323198485ull ) & 0xFF;
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const uint8_t s = 108;
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const uint8_t v = std::max( 96, 170 - value * 8 );
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const uint8_t reg = h / 43;
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const uint8_t rem = ( h - ( reg * 43 ) ) * 6;
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const uint8_t p = ( v * ( 255 - s ) ) >> 8;
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const uint8_t q = ( v * ( 255 - ( ( s * rem ) >> 8 ) ) ) >> 8;
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const uint8_t t = ( v * ( 255 - ( ( s * ( 255 - rem ) ) >> 8 ) ) ) >> 8;
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uint8_t r, g, b;
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switch( reg )
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{
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case 0: r = v; g = t; b = p; break;
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case 1: r = q; g = v; b = p; break;
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case 2: r = p; g = v; b = t; break;
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case 3: r = p; g = q; b = v; break;
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case 4: r = t; g = p; b = v; break;
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default: r = v; g = p; b = q; break;
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}
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return 0xFF000000 | ( r << 16 ) | ( g << 8 ) | b;
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}
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}
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