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author | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2021-06-22 02:38:30 +0200 |
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committer | GitHub <noreply@github.com> | 2021-06-22 02:38:30 +0200 |
commit | ca7bcf9f7dc5eb47ccbec1049b323f0604dabadd (patch) | |
tree | 33d7d2673ba0da8a92323b07d061f655c719ae40 /external/include/glm/gtx/color_space.inl | |
parent | Merge pull request #44 from LaG1924/fix/protocol_support (diff) | |
parent | Updated build instructions and added MacOS #49 (diff) | |
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Diffstat (limited to 'external/include/glm/gtx/color_space.inl')
-rw-r--r-- | external/include/glm/gtx/color_space.inl | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/external/include/glm/gtx/color_space.inl b/external/include/glm/gtx/color_space.inl deleted file mode 100644 index ff82395..0000000 --- a/external/include/glm/gtx/color_space.inl +++ /dev/null @@ -1,142 +0,0 @@ -/// @ref gtx_color_space -/// @file glm/gtx/color_space.inl - -namespace glm -{ - template<typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<3, T, Q> rgbColor(const vec<3, T, Q>& hsvColor) - { - vec<3, T, Q> hsv = hsvColor; - vec<3, T, Q> rgbColor; - - if(hsv.y == static_cast<T>(0)) - // achromatic (grey) - rgbColor = vec<3, T, Q>(hsv.z); - else - { - T sector = floor(hsv.x * (T(1) / T(60))); - T frac = (hsv.x * (T(1) / T(60))) - sector; - // factorial part of h - T o = hsv.z * (T(1) - hsv.y); - T p = hsv.z * (T(1) - hsv.y * frac); - T q = hsv.z * (T(1) - hsv.y * (T(1) - frac)); - - switch(int(sector)) - { - default: - case 0: - rgbColor.r = hsv.z; - rgbColor.g = q; - rgbColor.b = o; - break; - case 1: - rgbColor.r = p; - rgbColor.g = hsv.z; - rgbColor.b = o; - break; - case 2: - rgbColor.r = o; - rgbColor.g = hsv.z; - rgbColor.b = q; - break; - case 3: - rgbColor.r = o; - rgbColor.g = p; - rgbColor.b = hsv.z; - break; - case 4: - rgbColor.r = q; - rgbColor.g = o; - rgbColor.b = hsv.z; - break; - case 5: - rgbColor.r = hsv.z; - rgbColor.g = o; - rgbColor.b = p; - break; - } - } - - return rgbColor; - } - - template<typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<3, T, Q> hsvColor(const vec<3, T, Q>& rgbColor) - { - vec<3, T, Q> hsv = rgbColor; - float Min = min(min(rgbColor.r, rgbColor.g), rgbColor.b); - float Max = max(max(rgbColor.r, rgbColor.g), rgbColor.b); - float Delta = Max - Min; - - hsv.z = Max; - - if(Max != static_cast<T>(0)) - { - hsv.y = Delta / hsv.z; - T h = static_cast<T>(0); - - if(rgbColor.r == Max) - // between yellow & magenta - h = static_cast<T>(0) + T(60) * (rgbColor.g - rgbColor.b) / Delta; - else if(rgbColor.g == Max) - // between cyan & yellow - h = static_cast<T>(120) + T(60) * (rgbColor.b - rgbColor.r) / Delta; - else - // between magenta & cyan - h = static_cast<T>(240) + T(60) * (rgbColor.r - rgbColor.g) / Delta; - - if(h < T(0)) - hsv.x = h + T(360); - else - hsv.x = h; - } - else - { - // If r = g = b = 0 then s = 0, h is undefined - hsv.y = static_cast<T>(0); - hsv.x = static_cast<T>(0); - } - - return hsv; - } - - template<typename T> - GLM_FUNC_QUALIFIER mat<4, 4, T, defaultp> saturation(T const s) - { - vec<3, T, defaultp> rgbw = vec<3, T, defaultp>(T(0.2126), T(0.7152), T(0.0722)); - - vec<3, T, defaultp> const col((T(1) - s) * rgbw); - - mat<4, 4, T, defaultp> result(T(1)); - result[0][0] = col.x + s; - result[0][1] = col.x; - result[0][2] = col.x; - result[1][0] = col.y; - result[1][1] = col.y + s; - result[1][2] = col.y; - result[2][0] = col.z; - result[2][1] = col.z; - result[2][2] = col.z + s; - - return result; - } - - template<typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<3, T, Q> saturation(const T s, const vec<3, T, Q>& color) - { - return vec<3, T, Q>(saturation(s) * vec<4, T, Q>(color, T(0))); - } - - template<typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<4, T, Q> saturation(const T s, const vec<4, T, Q>& color) - { - return saturation(s) * color; - } - - template<typename T, qualifier Q> - GLM_FUNC_QUALIFIER T luminosity(const vec<3, T, Q>& color) - { - const vec<3, T, Q> tmp = vec<3, T, Q>(0.33, 0.59, 0.11); - return dot(color, tmp); - } -}//namespace glm |