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132 lines
4.9 KiB
C
132 lines
4.9 KiB
C
////////////////////////////////////////////////////////////
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//
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// SFML - Simple and Fast Multimedia Library
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// Copyright (C) 2007-2023 Laurent Gomila (laurent@sfml-dev.org)
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//
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// This software is provided 'as-is', without any express or implied warranty.
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// In no event will the authors be held liable for any damages arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it freely,
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// subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented;
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// you must not claim that you wrote the original software.
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// If you use this software in a product, an acknowledgment
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// in the product documentation would be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such,
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// and must not be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source distribution.
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//
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////////////////////////////////////////////////////////////
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#pragma once
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////////////////////////////////////////////////////////////
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// Headers
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////////////////////////////////////////////////////////////
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#include <SFML/Graphics/Export.h>
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////////////////////////////////////////////////////////////
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/// \brief Utility class for manpulating RGBA colors
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///
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////////////////////////////////////////////////////////////
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typedef struct
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{
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uint8_t r;
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uint8_t g;
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uint8_t b;
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uint8_t a;
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} sfColor;
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CSFML_GRAPHICS_API sfColor sfBlack; ///< Black predefined color
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CSFML_GRAPHICS_API sfColor sfWhite; ///< White predefined color
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CSFML_GRAPHICS_API sfColor sfRed; ///< Red predefined color
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CSFML_GRAPHICS_API sfColor sfGreen; ///< Green predefined color
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CSFML_GRAPHICS_API sfColor sfBlue; ///< Blue predefined color
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CSFML_GRAPHICS_API sfColor sfYellow; ///< Yellow predefined color
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CSFML_GRAPHICS_API sfColor sfMagenta; ///< Magenta predefined color
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CSFML_GRAPHICS_API sfColor sfCyan; ///< Cyan predefined color
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CSFML_GRAPHICS_API sfColor sfTransparent; ///< Transparent (black) predefined color
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////////////////////////////////////////////////////////////
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/// \brief Construct a color from its 3 RGB components
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///
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/// \param red Red component (0 .. 255)
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/// \param green Green component (0 .. 255)
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/// \param blue Blue component (0 .. 255)
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///
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/// \return sfColor constructed from the components
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///
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////////////////////////////////////////////////////////////
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CSFML_GRAPHICS_API sfColor sfColor_fromRGB(uint8_t red, uint8_t green, uint8_t blue);
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////////////////////////////////////////////////////////////
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/// \brief Construct a color from its 4 RGBA components
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///
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/// \param red Red component (0 .. 255)
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/// \param green Green component (0 .. 255)
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/// \param blue Blue component (0 .. 255)
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/// \param alpha Alpha component (0 .. 255)
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///
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/// \return sfColor constructed from the components
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///
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////////////////////////////////////////////////////////////
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CSFML_GRAPHICS_API sfColor sfColor_fromRGBA(uint8_t red, uint8_t green, uint8_t blue, uint8_t alpha);
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////////////////////////////////////////////////////////////
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/// \brief Construct the color from 32-bit unsigned integer
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///
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/// \param color Number containing the RGBA components (in that order)
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///
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/// \return sfColor constructed from the 32-bit unsigned integer
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///
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////////////////////////////////////////////////////////////
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CSFML_GRAPHICS_API sfColor sfColor_fromInteger(uint32_t color);
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////////////////////////////////////////////////////////////
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/// \brief Convert a color to a 32-bit unsigned integer
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///
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/// \return Color represented as a 32-bit unsigned integer
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///
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////////////////////////////////////////////////////////////
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CSFML_GRAPHICS_API uint32_t sfColor_toInteger(sfColor color);
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////////////////////////////////////////////////////////////
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/// \brief Add two colors
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///
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/// \param color1 First color
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/// \param color2 Second color
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///
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/// \return Component-wise saturated addition of the two colors
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///
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////////////////////////////////////////////////////////////
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CSFML_GRAPHICS_API sfColor sfColor_add(sfColor color1, sfColor color2);
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////////////////////////////////////////////////////////////
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/// \brief Subtract two colors
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///
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/// \param color1 First color
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/// \param color2 Second color
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///
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/// \return Component-wise saturated subtraction of the two colors
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///
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////////////////////////////////////////////////////////////
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CSFML_GRAPHICS_API sfColor sfColor_subtract(sfColor color1, sfColor color2);
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////////////////////////////////////////////////////////////
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/// \brief Modulate two colors
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///
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/// \param color1 First color
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/// \param color2 Second color
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///
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/// \return Component-wise multiplication of the two colors
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///
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////////////////////////////////////////////////////////////
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CSFML_GRAPHICS_API sfColor sfColor_modulate(sfColor color1, sfColor color2);
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