qxLib
color.h
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1 /**
2 
3  @file color.h
4  @author Khrapov
5  @date 2.11.2020
6  @copyright © Nick Khrapov, 2021. All right reserved.
7 
8 **/
9 #pragma once
10 
11 #include <qx/containers/string/string.h>
12 #include <qx/containers/string/string_view.h>
13 #include <qx/macros/copyable_movable.h>
14 #include <qx/macros/suppress_warnings.h>
15 #include <qx/patterns/singleton.h>
16 
17 #include <algorithm>
18 #include <unordered_map>
19 
20 QX_PUSH_SUPPRESS_ALL_WARNINGS();
21 #include <glm/vec3.hpp>
22 #include <glm/vec4.hpp>
23 QX_POP_SUPPRESS_WARNINGS();
24 
25 namespace qx
26 {
27 
28 /**
29 
30  @class color
31  @brief RGBA color
32  @details ~
33  @author Khrapov
34  @date 10.04.2021
35 
36 **/
37 class color
38 {
39 public:
40  QX_COPYMOVABLE(color);
41 
42  constexpr color() noexcept = default;
43 
44  /**
45  @brief color object constructor
46  @details out of bound values will be clamped
47  @param fRed - red component [0.f, 1.f]
48  @param fGreen - green component [0.f, 1.f]
49  @param fBlue - blue component [0.f, 1.f]
50  @param fAlpha - alpha component [0.f, 1.f]
51  **/
52  constexpr color(float fRed, float fGreen, float fBlue, float fAlpha = 1.f) noexcept;
53 
54  /**
55  @brief color object constructor
56  @details out of bound values will be clamped
57  @param nRed - red component [0, 255]
58  @param nGreen - green component [0, 255]
59  @param nBlue - blue component [0, 255]
60  @param nAlpha - alpha component [0, 255]
61  **/
62  constexpr color(int nRed, int nGreen, int nBlue, int nAlpha = 255) noexcept;
63 
64  /**
65  @brief color object constructor
66  @param nHexValue - hex color value in 0xRRGGBBAA format
67  **/
68  constexpr explicit color(u64 nHexValue) noexcept;
69 
70  /**
71  @brief color object constructor
72  @param vec3 - int vector
73  **/
74  constexpr explicit color(const glm::ivec3& vec3) noexcept;
75 
76  /**
77  @brief color object constructor
78  @param vec4 - int vector
79  **/
80  constexpr explicit color(const glm::ivec4& vec4) noexcept;
81 
82  /**
83  @brief Get red component
84  @retval - red component
85  **/
86  constexpr float r() const noexcept;
87 
88  /**
89  @brief Get green component
90  @retval - green component
91  **/
92  constexpr float g() const noexcept;
93 
94  /**
95  @brief Get blue component
96  @retval - blue component
97  **/
98  constexpr float b() const noexcept;
99 
100  /**
101  @brief Get alpha component
102  @retval - alpha component
103  **/
104  constexpr float a() const noexcept;
105 
106  /**
107  @brief Get color component
108  @param i - component number [0, 3]
109  @retval - component value
110  **/
111  constexpr float& operator[](size_t i) noexcept;
112 
113  /**
114  @brief Get color component
115  @param i - component number [0, 3]
116  @retval - component value
117  **/
118  constexpr const float& operator[](size_t i) const noexcept;
119 
120  /**
121  @brief Get red component as decimal
122  @retval - red component as decimal
123  **/
124  constexpr int r_dec() const noexcept;
125 
126  /**
127  @brief Get green component as decimal
128  @retval - green component as decimal
129  **/
130  constexpr int g_dec() const noexcept;
131 
132  /**
133  @brief Get blue component as decimal
134  @retval - blue component as decimal
135  **/
136  constexpr int b_dec() const noexcept;
137 
138  /**
139  @brief Get alpha component as decimal
140  @retval - alpha component as decimal
141  **/
142  constexpr int a_dec() const noexcept;
143 
144  /**
145  @brief Get pointer to the first component
146  @retval - pointer to the first component
147  **/
148  constexpr const float* data() const noexcept;
149 
150  /**
151  @brief Get color as hex
152  @retval - hex color value in 0xRRGGBB format
153  **/
154  constexpr unsigned int hex_rgb() const noexcept;
155 
156  /**
157  @brief Get color as hex
158  @retval - hex color value in 0xRRGGBBAA format
159  **/
160  constexpr unsigned int hex_rgba() const noexcept;
161 
162  /**
163  @brief Get color as hex
164  @retval - hex color value in 0xAARRGGBB format
165  **/
166  constexpr unsigned int hex_argb() const noexcept;
167 
168  constexpr bool operator==(const color& other) const noexcept;
169  constexpr operator glm::vec3() const noexcept;
170  constexpr operator glm::vec4() const noexcept;
171 
172  /**
173  @brief Add value to red component
174  @details if the new value goes out of range, it will be clamped
175  @param fDeltaValue - delta value
176  **/
177  constexpr void update_r(float fDeltaValue) noexcept;
178 
179  /**
180  @brief Add value to green component
181  @details if the new value goes out of range, it will be clamped
182  @param fDeltaValue - delta value
183  **/
184  constexpr void update_g(float fDeltaValue) noexcept;
185 
186  /**
187  @brief Add value to blue component
188  @details if the new value goes out of range, it will be clamped
189  @param fDeltaValue - delta value
190  **/
191  constexpr void update_b(float fDeltaValue) noexcept;
192 
193  /**
194  @brief Add value to alpha component
195  @details if the new value goes out of range, it will be clamped
196  @param fDeltaValue - delta value
197  **/
198  constexpr void update_a(float fDeltaValue) noexcept;
199 
200  /**
201  @brief Add value to red component
202  @details if the new value goes out of range, it will be clamped
203  @param nDeltaValue - delta value
204  **/
205  constexpr void update_r_dec(int nDeltaValue) noexcept;
206 
207  /**
208  @brief Add value to green component
209  @details if the new value goes out of range, it will be clamped
210  @param nDeltaValue - delta value
211  **/
212  constexpr void update_g_dec(int nDeltaValue) noexcept;
213 
214  /**
215  @brief Add value to blue component
216  @details if the new value goes out of range, it will be clamped
217  @param nDeltaValue - delta value
218  **/
219  constexpr void update_b_dec(int nDeltaValue) noexcept;
220 
221  /**
222  @brief Add value to alpha component
223  @details if the new value goes out of range, it will be clamped
224  @param nDeltaValue - delta value
225  **/
226  constexpr void update_a_dec(int nDeltaValue) noexcept;
227 
228  /**
229  @brief Set new value of red component
230  @details if the new value goes out of range, it will be clamped
231  @param fValue - new value of component
232  **/
233  constexpr void set_r(float fValue) noexcept;
234 
235  /**
236  @brief Set new value of green component
237  @details if the new value goes out of range, it will be clamped
238  @param fValue - new value of component
239  **/
240  constexpr void set_g(float fValue) noexcept;
241 
242  /**
243  @brief Set new value of blue component
244  @details if the new value goes out of range, it will be clamped
245  @param fValue - new value of component
246  **/
247  constexpr void set_b(float fValue) noexcept;
248 
249  /**
250  @brief Set new value of alpha component
251  @details if the new value goes out of range, it will be clamped
252  @param fValue - new value of component
253  **/
254  constexpr void set_a(float fValue) noexcept;
255 
256  /**
257  @brief Set new value of red component
258  @details if the new value goes out of range, it will be clamped
259  @param nValue - new value of component
260  **/
261  constexpr void set_r_dec(int nValue) noexcept;
262 
263  /**
264  @brief Set new value of green component
265  @details if the new value goes out of range, it will be clamped
266  @param nValue - new value of component
267  **/
268  constexpr void set_g_dec(int nValue) noexcept;
269 
270  /**
271  @brief Set new value of blue component
272  @details if the new value goes out of range, it will be clamped
273  @param nValue - new value of component
274  **/
275  constexpr void set_b_dec(int nValue) noexcept;
276 
277  /**
278  @brief Set new value of alpha component
279  @details if the new value goes out of range, it will be clamped
280  @param nValue - new value of component
281  **/
282  constexpr void set_a_dec(int nValue) noexcept;
283 
284  /**
285  @brief Make color darker
286  @param fPercent - dark factor
287  **/
288  constexpr void darken(float fPercent) noexcept;
289 
290  /**
291  @brief Make color brighter
292  @param fPercent - brighter factor
293  **/
294  constexpr void brighten(float fPercent) noexcept;
295 
296  /**
297  @brief Make darker color
298  @param other - original color
299  @param fPercent - dark factor
300  @retval - darker color
301  **/
302  constexpr static color darken(const color& other, float fPercent) noexcept;
303 
304  /**
305  @brief Make brighter color
306  @param other - original color
307  @param fPercent - brighter factor
308  @retval - brighter color
309  **/
310  constexpr static color brighten(const color& other, float fPercent) noexcept;
311 
312 private:
313  /**
314  @brief Add color for string -> color mapping
315  @param svColorName - color name
316  @param nRed - red component
317  @param nGreen - green component
318  @param nBlue - blue component
319  @retval - always true
320  **/
321  static bool add_color_to_mapping(string_view svColorName, int nRed, int nGreen, int nBlue) noexcept;
322 
323 #define _QX_DEFINE_COLOR(snakeCaseName, pascalCaseName, r, g, b) \
324  static constexpr auto snakeCaseName(float fAlpha = 1.f) noexcept \
325  { \
326  return color(r, g, b, float_to_dec(fAlpha)); \
327  } \
328  inline static const volatile bool QX_LINE_NAME(_stub1) = add_color_to_mapping(QX_TEXT(#snakeCaseName), r, g, b); \
329  inline static const volatile bool QX_LINE_NAME(_stub2) = add_color_to_mapping(QX_TEXT(#pascalCaseName), r, g, b)
330 
331 public:
332  /// Color functions
333  /// @see https://www.cssportal.com/html-colors/x11-colors.php
334 
335  // clang-format off
336  _QX_DEFINE_COLOR(alice_blue , AliceBlue , 240, 248, 255);
337  _QX_DEFINE_COLOR(antique_white , AntiqueWhite , 250, 235, 215);
338  _QX_DEFINE_COLOR(aqua , Aqua , 0, 255, 255);
339  _QX_DEFINE_COLOR(aquamarine , Aquamarine , 127, 255, 212);
340  _QX_DEFINE_COLOR(azure , Azure , 240, 255, 255);
341  _QX_DEFINE_COLOR(beige , Beige , 245, 245, 220);
342  _QX_DEFINE_COLOR(bisque , Bisque , 255, 228, 196);
343  _QX_DEFINE_COLOR(black , Black , 0, 0, 0);
344  _QX_DEFINE_COLOR(blanched_almond , BlanchedAlmond , 255, 235, 205);
345  _QX_DEFINE_COLOR(blue , Blue , 0, 0, 255);
346  _QX_DEFINE_COLOR(blue_violet , BlueViolet , 138, 43, 226);
347  _QX_DEFINE_COLOR(brown , Brown , 165, 42, 42);
348  _QX_DEFINE_COLOR(burly_wood , BurlyWood , 222, 184, 135);
349  _QX_DEFINE_COLOR(cadet_blue , CadetBlue , 95, 158, 160);
350  _QX_DEFINE_COLOR(chartreuse , Chartreuse , 127, 255, 0);
351  _QX_DEFINE_COLOR(chocolate , Chocolate , 210, 105, 30);
352  _QX_DEFINE_COLOR(coral , Coral , 255, 127, 80);
353  _QX_DEFINE_COLOR(cornflower_blue , CornflowerBlue , 100, 149, 237);
354  _QX_DEFINE_COLOR(cornsilk , Cornsilk , 255, 248, 220);
355  _QX_DEFINE_COLOR(crimson , Crimson , 220, 20, 60);
356  _QX_DEFINE_COLOR(cyan , Cyan , 0, 255, 255);
357  _QX_DEFINE_COLOR(dark_blue , DarkBlue , 0, 0, 139);
358  _QX_DEFINE_COLOR(dark_cyan , DarkCyan , 0, 139, 139);
359  _QX_DEFINE_COLOR(dark_goldenrod , DarkGoldenrod , 184, 134, 11);
360  _QX_DEFINE_COLOR(dark_gray , DarkGray , 169, 169, 169);
361  _QX_DEFINE_COLOR(dark_green , DarkGreen , 0, 100, 0);
362  _QX_DEFINE_COLOR(dark_khaki , DarkKhaki , 189, 183, 107);
363  _QX_DEFINE_COLOR(dark_magenta , DarkMagenta , 139, 0, 139);
364  _QX_DEFINE_COLOR(dark_olive_green , DarkOliveGreen , 85, 107, 47);
365  _QX_DEFINE_COLOR(dark_orange , DarkOrange , 255, 140, 0);
366  _QX_DEFINE_COLOR(dark_orchid , DarkOrchid , 153, 50, 204);
367  _QX_DEFINE_COLOR(dark_red , DarkRed , 139, 0, 0);
368  _QX_DEFINE_COLOR(dark_salmon , DarkSalmon , 233, 150, 122);
369  _QX_DEFINE_COLOR(dark_sea_green , DarkSeaGreen , 143, 188, 143);
370  _QX_DEFINE_COLOR(dark_slate_blue , DarkSlateBlue , 72, 61, 139);
371  _QX_DEFINE_COLOR(dark_slate_gray , DarkSlateGray , 47, 79, 79);
372  _QX_DEFINE_COLOR(dark_turquoise , DarkTurquoise , 0, 206, 209);
373  _QX_DEFINE_COLOR(dark_violet , DarkViolet , 148, 0, 211);
374  _QX_DEFINE_COLOR(deep_pink , DeepPink , 255, 20, 147);
375  _QX_DEFINE_COLOR(deep_sky_blue , DeepSkyBlue , 0, 191, 255);
376  _QX_DEFINE_COLOR(dim_gray , DimGray , 105, 105, 105);
377  _QX_DEFINE_COLOR(dodger_blue , DodgerBlue , 30, 144, 255);
378  _QX_DEFINE_COLOR(fire_brick , FireBrick , 178, 34, 34);
379  _QX_DEFINE_COLOR(floral_white , FloralWhite , 255, 250, 240);
380  _QX_DEFINE_COLOR(forest_green , ForestGreen , 34, 139, 34);
381  _QX_DEFINE_COLOR(fuchsia , Fuchsia , 255, 0, 255);
382  _QX_DEFINE_COLOR(gainsboro , Gainsboro , 220, 220, 220);
383  _QX_DEFINE_COLOR(ghost_white , GhostWhite , 248, 248, 255);
384  _QX_DEFINE_COLOR(gold , Gold , 255, 215, 0);
385  _QX_DEFINE_COLOR(goldenrod , Goldenrod , 218, 165, 32);
386  _QX_DEFINE_COLOR(gray , Gray , 128, 128, 128);
387  _QX_DEFINE_COLOR(green , Green , 0, 128, 0);
388  _QX_DEFINE_COLOR(green_yellow , GreenYellow , 173, 255, 47);
389  _QX_DEFINE_COLOR(honeydew , Honeydew , 240, 255, 240);
390  _QX_DEFINE_COLOR(hot_pink , HotPink , 255, 105, 180);
391  _QX_DEFINE_COLOR(indian_red , IndianRed , 205, 92, 92);
392  _QX_DEFINE_COLOR(indigo , Indigo , 75, 0, 130);
393  _QX_DEFINE_COLOR(ivory , Ivory , 255, 255, 240);
394  _QX_DEFINE_COLOR(khaki , Khaki , 240, 230, 140);
395  _QX_DEFINE_COLOR(lavender , Lavender , 230, 230, 250);
396  _QX_DEFINE_COLOR(lavender_blush , LavenderBlush , 255, 240, 245);
397  _QX_DEFINE_COLOR(lawn_green , LawnGreen , 124, 252, 0);
398  _QX_DEFINE_COLOR(lemon_chiffon , LemonChiffon , 255, 250, 205);
399  _QX_DEFINE_COLOR(light_blue , LightBlue , 173, 216, 230);
400  _QX_DEFINE_COLOR(light_coral , LightCoral , 240, 128, 128);
401  _QX_DEFINE_COLOR(light_cyan , LightCyan , 224, 255, 255);
402  _QX_DEFINE_COLOR(light_goldenrod_yellow , LightGoldenrodYellow , 250, 250, 210);
403  _QX_DEFINE_COLOR(light_green , LightGreen , 144, 238, 144);
404  _QX_DEFINE_COLOR(light_grey , LightGrey , 211, 211, 211);
405  _QX_DEFINE_COLOR(light_pink , LightPink , 255, 182, 193);
406  _QX_DEFINE_COLOR(light_salmon , LightSalmon , 255, 160, 122);
407  _QX_DEFINE_COLOR(light_sea_green , LightSeaGreen , 32, 178, 170);
408  _QX_DEFINE_COLOR(light_sky_blue , LightSkyBlue , 135, 206, 250);
409  _QX_DEFINE_COLOR(light_slate_gray , LightSlateGray , 119, 136, 153);
410  _QX_DEFINE_COLOR(light_steel_blue , LightSteelBlue , 176, 196, 222);
411  _QX_DEFINE_COLOR(light_yellow , LightYellow , 255, 255, 224);
412  _QX_DEFINE_COLOR(lime , Lime , 0, 255, 0);
413  _QX_DEFINE_COLOR(lime_green , LimeGreen , 50, 205, 50);
414  _QX_DEFINE_COLOR(linen , Linen , 250, 240, 230);
415  _QX_DEFINE_COLOR(magenta , Magenta , 255, 0, 255);
416  _QX_DEFINE_COLOR(maroon , Maroon , 128, 0, 0);
417  _QX_DEFINE_COLOR(medium_aquamarine , MediumAquamarine , 102, 205, 170);
418  _QX_DEFINE_COLOR(medium_blue , MediumBlue , 0, 0, 205);
419  _QX_DEFINE_COLOR(medium_orchid , MediumOrchid , 186, 85, 211);
420  _QX_DEFINE_COLOR(medium_purple , MediumPurple , 147, 112, 219);
421  _QX_DEFINE_COLOR(medium_sea_green , MediumSeaGreen , 60, 179, 113);
422  _QX_DEFINE_COLOR(medium_slate_blue , MediumSlateBlue , 123, 104, 238);
423  _QX_DEFINE_COLOR(medium_spring_green , MediumSpringGreen , 0, 250, 154);
424  _QX_DEFINE_COLOR(medium_turquoise , MediumTurquoise , 72, 209, 204);
425  _QX_DEFINE_COLOR(medium_violet_red , MediumVioletRed , 199, 21, 133);
426  _QX_DEFINE_COLOR(midnight_blue , MidnightBlue , 25, 25, 112);
427  _QX_DEFINE_COLOR(mint_cream , MintCream , 245, 255, 250);
428  _QX_DEFINE_COLOR(misty_rose , MistyRose , 255, 228, 225);
429  _QX_DEFINE_COLOR(moccasin , Moccasin , 255, 228, 181);
430  _QX_DEFINE_COLOR(navajo_white , NavajoWhite , 255, 222, 173);
431  _QX_DEFINE_COLOR(navy , Navy , 0, 0, 128);
432  _QX_DEFINE_COLOR(old_lace , OldLace , 253, 245, 230);
433  _QX_DEFINE_COLOR(olive , Olive , 128, 128, 0);
434  _QX_DEFINE_COLOR(olive_drab , OliveDrab , 107, 142, 35);
435  _QX_DEFINE_COLOR(orange , Orange , 255, 165, 0);
436  _QX_DEFINE_COLOR(orange_red , OrangeRed , 255, 69, 0);
437  _QX_DEFINE_COLOR(orchid , Orchid , 218, 112, 214);
438  _QX_DEFINE_COLOR(pale_goldenrod , PaleGoldenrod , 238, 232, 170);
439  _QX_DEFINE_COLOR(pale_green , PaleGreen , 152, 251, 152);
440  _QX_DEFINE_COLOR(pale_turquoise , PaleTurquoise , 175, 238, 238);
441  _QX_DEFINE_COLOR(pale_violet_red , PaleVioletRed , 219, 112, 147);
442  _QX_DEFINE_COLOR(papaya_whip , PapayaWhip , 255, 239, 213);
443  _QX_DEFINE_COLOR(peach_puff , PeachPuff , 255, 218, 185);
444  _QX_DEFINE_COLOR(peru , Peru , 205, 133, 63);
445  _QX_DEFINE_COLOR(pink , Pink , 255, 192, 203);
446  _QX_DEFINE_COLOR(plum , Plum , 221, 160, 221);
447  _QX_DEFINE_COLOR(powder_blue , PowderBlue , 176, 224, 230);
448  _QX_DEFINE_COLOR(purple , Purple , 128, 0, 128);
449  _QX_DEFINE_COLOR(red , Red , 255, 0, 0);
450  _QX_DEFINE_COLOR(rosy_brown , RosyBrown , 188, 143, 143);
451  _QX_DEFINE_COLOR(royal_blue , RoyalBlue , 65, 105, 225);
452  _QX_DEFINE_COLOR(saddle_brown , SaddleBrown , 139, 69, 19);
453  _QX_DEFINE_COLOR(salmon , Salmon , 250, 128, 114);
454  _QX_DEFINE_COLOR(sandy_brown , SandyBrown , 244, 164, 96);
455  _QX_DEFINE_COLOR(sea_green , SeaGreen , 46, 139, 87);
456  _QX_DEFINE_COLOR(seashell , Seashell , 255, 245, 238);
457  _QX_DEFINE_COLOR(sienna , Sienna , 160, 82, 45);
458  _QX_DEFINE_COLOR(silver , Silver , 192, 192, 192);
459  _QX_DEFINE_COLOR(sky_blue , SkyBlue , 135, 206, 235);
460  _QX_DEFINE_COLOR(slate_blue , SlateBlue , 106, 90, 205);
461  _QX_DEFINE_COLOR(slate_gray , SlateGray , 112, 128, 144);
462  _QX_DEFINE_COLOR(snow , Snow , 255, 250, 250);
463  _QX_DEFINE_COLOR(spring_green , SpringGreen , 0, 255, 127);
464  _QX_DEFINE_COLOR(steel_blue , SteelBlue , 70, 130, 180);
465  _QX_DEFINE_COLOR(tan , Tan , 210, 180, 140);
466  _QX_DEFINE_COLOR(teal , Teal , 0, 128, 128);
467  _QX_DEFINE_COLOR(thistle , Thistle , 216, 191, 216);
468  _QX_DEFINE_COLOR(tomato , Tomato , 255, 99, 71);
469  _QX_DEFINE_COLOR(turquoise , Turquoise , 64, 224, 208);
470  _QX_DEFINE_COLOR(violet , Violet , 238, 130, 238);
471  _QX_DEFINE_COLOR(wheat , Wheat , 245, 222, 179);
472  _QX_DEFINE_COLOR(white , White , 255, 255, 255);
473  _QX_DEFINE_COLOR(white_smoke , WhiteSmoke , 245, 245, 245);
474  _QX_DEFINE_COLOR(yellow , Yellow , 255, 255, 0);
475  _QX_DEFINE_COLOR(yellow_green , YellowGreen , 154, 205, 50);
476  // clang-format on
477 
478  /**
479  @brief Try to create color from string
480  @param svColorName - color name: css style (alice_blue, AliceBlue, aliceblue) or #F0F8FF or 0xF0F8FFFF(0xRRGGBBAA) or 0xF0F8FF(0xRRGGBB)
481  @retval - found color or nullopt
482  **/
483  static std::optional<color> from_string(string_view svColorName) noexcept;
484 
485  /**
486  @brief Get empty color (0, 0, 0, 0)
487  @details - empty color can be useful for out of border values
488  as they won't affect calc result
489  @retval - empty color
490  **/
491  static constexpr color empty() noexcept;
492 
493  /**
494  @brief Get number of float components
495  @retval - number of float components
496  **/
497  static constexpr size_t size() noexcept;
498 
499 private:
500  /**
501  @brief Clamp a value to a valid range
502  @param fValue - input value
503  @retval - clamped value [0.f, 1.f]
504  **/
505  static constexpr float clamp_value(float fValue) noexcept;
506 
507  /**
508  @brief Convert decimal value to float
509  @param nValue - decimal value [0, 255]
510  @retval - float value [0.f, 1.f]
511  **/
512  static constexpr float dec_to_float(int nValue) noexcept;
513 
514  /**
515  @brief Convert float value to decimal
516  @param fValue - float value [0.f, 1.f]
517  @retval - decimal value [0, 255]
518  **/
519  static constexpr int float_to_dec(float fValue) noexcept;
520 
521  /**
522  @brief Clamp all vector components and assign
523  @param other - color vector
524  **/
525  constexpr void assign_checked(const glm::vec4& other) noexcept;
526 
527  /**
528  @brief Clamp component and assign
529  @param pComponent - component field
530  @param fValue - new component value
531  **/
532  static constexpr void assign_component_checked(float& pComponent, float fValue) noexcept;
533 
534 private:
535  glm::vec4 m_Color = glm::vec4(1.f);
536 };
537 
538 } // namespace qx
539 
540 #include <qx/render/color.inl>
qx::color
RGBA color.
Definition: color.h:38
qx::color::g
constexpr float g() const noexcept
Get green component.
Definition: color.inl:94
qx::color::update_r_dec
constexpr void update_r_dec(int nDeltaValue) noexcept
Add value to red component.
Definition: color.inl:208
qx::color::update_a
constexpr void update_a(float fDeltaValue) noexcept
Add value to alpha component.
Definition: color.inl:203
qx::color::r_dec
constexpr int r_dec() const noexcept
Get red component as decimal.
Definition: color.inl:119
qx::color::from_string
static std::optional< color > from_string(string_view svColorName) noexcept
Try to create color from string.
Definition: color.inl:305
qx::color::update_g
constexpr void update_g(float fDeltaValue) noexcept
Add value to green component.
Definition: color.inl:193
qx::color::update_b
constexpr void update_b(float fDeltaValue) noexcept
Add value to blue component.
Definition: color.inl:198
qx::color::darken
constexpr void darken(float fPercent) noexcept
Make color darker.
Definition: color.inl:268
qx::color::g_dec
constexpr int g_dec() const noexcept
Get green component as decimal.
Definition: color.inl:124
qx::color::a
constexpr float a() const noexcept
Get alpha component.
Definition: color.inl:104
qx::color::data
constexpr const float * data() const noexcept
Get pointer to the first component.
Definition: color.inl:139
qx::color::b
constexpr float b() const noexcept
Get blue component.
Definition: color.inl:99
qx::color::r
constexpr float r() const noexcept
Get red component.
Definition: color.inl:89
qx::color::set_g
constexpr void set_g(float fValue) noexcept
Set new value of green component.
Definition: color.inl:233
qx::color::operator[]
constexpr float & operator[](size_t i) noexcept
Get color component.
Definition: color.inl:109
qx::color::set_b
constexpr void set_b(float fValue) noexcept
Set new value of blue component.
Definition: color.inl:238
qx::color::b_dec
constexpr int b_dec() const noexcept
Get blue component as decimal.
Definition: color.inl:129
qx::color::empty
static constexpr color empty() noexcept
Get empty color (0, 0, 0, 0)
Definition: color.inl:345
qx::color::update_g_dec
constexpr void update_g_dec(int nDeltaValue) noexcept
Add value to green component.
Definition: color.inl:213
qx::color::set_r
constexpr void set_r(float fValue) noexcept
Set new value of red component.
Definition: color.inl:228
qx::color::hex_rgba
constexpr unsigned int hex_rgba() const noexcept
Get color as hex.
Definition: color.inl:153
qx::color::hex_rgb
constexpr unsigned int hex_rgb() const noexcept
Get color as hex.
Definition: color.inl:144
qx::color::update_r
constexpr void update_r(float fDeltaValue) noexcept
Add value to red component.
Definition: color.inl:188
qx::color::a_dec
constexpr int a_dec() const noexcept
Get alpha component as decimal.
Definition: color.inl:134
qx::color::set_g_dec
constexpr void set_g_dec(int nValue) noexcept
Set new value of green component.
Definition: color.inl:253
qx::color::_QX_DEFINE_COLOR
_QX_DEFINE_COLOR(alice_blue, AliceBlue, 240, 248, 255)
qx::color::size
static constexpr size_t size() noexcept
Get number of float components.
Definition: color.inl:350
qx::color::brighten
constexpr void brighten(float fPercent) noexcept
Make color brighter.
Definition: color.inl:273
qx::color::hex_argb
constexpr unsigned int hex_argb() const noexcept
Get color as hex.
Definition: color.inl:163
qx::color::update_b_dec
constexpr void update_b_dec(int nDeltaValue) noexcept
Add value to blue component.
Definition: color.inl:218
qx::color::set_r_dec
constexpr void set_r_dec(int nValue) noexcept
Set new value of red component.
Definition: color.inl:248
qx::color::set_b_dec
constexpr void set_b_dec(int nValue) noexcept
Set new value of blue component.
Definition: color.inl:258
qx::color::update_a_dec
constexpr void update_a_dec(int nDeltaValue) noexcept
Add value to alpha component.
Definition: color.inl:223
qx::color::set_a
constexpr void set_a(float fValue) noexcept
Set new value of alpha component.
Definition: color.inl:243
qx::color::set_a_dec
constexpr void set_a_dec(int nValue) noexcept
Set new value of alpha component.
Definition: color.inl:263
copyable_movable.h
string_view.h
suppress_warnings.h
u64
uint64_t u64
Definition: typedefs.h:27
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