Color Class Reference

#include <color.hpp>

List of all members.

Public Member Functions
	Color ()
	Color (float red_, float green_, float blue_, float alpha_=1.0)
	Color (const std::vector< float > &vals)
bool	operator== (const Color &other) const
float	greyscale () const
bool	operator< (const Color &other) const
Public Attributes
float	red
float	green
float	blue
float	alpha
Static Public Attributes
static const Color	BLACK
static const Color	RED
static const Color	GREEN
static const Color	BLUE
static const Color	CYAN
static const Color	MAGENTA
static const Color	YELLOW
static const Color	WHITE

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Detailed Description

Definition at line 25 of file color.hpp.

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Constructor & Destructor Documentation

Color::Color

(

)

[inline]

Definition at line 28 of file color.hpp.

          :
    red(0), 
    green(0), 
    blue(0), 
    alpha(1.0f)
  {}

Color::Color	(	float	red_,
		float	green_,
		float	blue_,
		float	alpha_ = 1.0
	)			[inline]

Definition at line 35 of file color.hpp.

References blue, green, and red.

                                                                   :
    red(red_),
    green(green_), 
    blue(blue_), 
    alpha(alpha_)
  {
    assert(0 <= red   && red <= 1.0);
    assert(0 <= green && green <= 1.0);
    assert(0 <= blue  && blue <= 1.0);
  }

Color::Color

(

const std::vector< float > &

vals

)

[inline]

Definition at line 46 of file color.hpp.

References alpha, blue, green, and red.

                                      :
    red(),
    green(),
    blue(),
    alpha()
  {
    assert(vals.size() >= 3);
    red   = vals[0];
    green = vals[1];
    blue  = vals[2];
    if(vals.size() > 3)
      alpha = vals[3];
    else
      alpha = 1.0;
    assert(0 <= red   && red <= 1.0);
    assert(0 <= green && green <= 1.0);
    assert(0 <= blue  && blue <= 1.0);
  }

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Member Function Documentation

bool Color::operator==

(

const Color &

other

)

const [inline]

Definition at line 65 of file color.hpp.

References alpha, blue, green, and red.

  {
    return red == other.red && green == other.green && blue == other.blue
      && alpha == other.alpha;
  }

float Color::greyscale

(

)

const [inline]

Definition at line 71 of file color.hpp.

References blue, green, and red.

Referenced by operator<().

  {
    return red * 0.30 + green * 0.59 + blue * 0.11;
  }

bool Color::operator<

(

const Color &

other

)

const [inline]

Definition at line 76 of file color.hpp.

References greyscale().

  {
    return greyscale() < other.greyscale();
  }

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Member Data Documentation

float Color::red

Definition at line 81 of file color.hpp.

Referenced by Color(), colorize(), DrawingContext::do_drawing(), SDLRenderer::draw_filled_rect(), SDLLightmap::draw_filled_rect(), GLRenderer::draw_filled_rect(), GLLightmap::draw_filled_rect(), GLRenderer::draw_inverse_ellipse(), SDLLightmap::draw_surface(), Sector::get_ambient_red(), DrawingContext::get_light(), greyscale(), SDLTexture::ColorCache::hash(), intern_draw(), GhostTree::is_color_deadly(), Lantern::is_open(), MagicBlock::MagicBlock(), operator==(), Sector::parse_old_format(), Sector::set_ambient_light(), Gradient::set_gradient(), SDLLightmap::start_draw(), GLLightmap::start_draw(), MagicBlock::update(), and Lantern::updateColor().

float Color::green

Definition at line 81 of file color.hpp.

Referenced by Color(), colorize(), DrawingContext::do_drawing(), SDLRenderer::draw_filled_rect(), SDLLightmap::draw_filled_rect(), GLRenderer::draw_filled_rect(), GLLightmap::draw_filled_rect(), GLRenderer::draw_inverse_ellipse(), SDLLightmap::draw_surface(), Sector::get_ambient_green(), DrawingContext::get_light(), greyscale(), SDLTexture::ColorCache::hash(), intern_draw(), GhostTree::is_color_deadly(), Lantern::is_open(), MagicBlock::MagicBlock(), operator==(), Sector::parse_old_format(), Sector::set_ambient_light(), Gradient::set_gradient(), SDLLightmap::start_draw(), GLLightmap::start_draw(), MagicBlock::update(), and Lantern::updateColor().

float Color::blue

Definition at line 81 of file color.hpp.

Referenced by Color(), colorize(), DrawingContext::do_drawing(), SDLRenderer::draw_filled_rect(), SDLLightmap::draw_filled_rect(), GLRenderer::draw_filled_rect(), GLLightmap::draw_filled_rect(), GLRenderer::draw_inverse_ellipse(), SDLLightmap::draw_surface(), Sector::get_ambient_blue(), DrawingContext::get_light(), greyscale(), SDLTexture::ColorCache::hash(), intern_draw(), GhostTree::is_color_deadly(), Lantern::is_open(), MagicBlock::MagicBlock(), operator==(), Sector::parse_old_format(), Sector::set_ambient_light(), Gradient::set_gradient(), SDLLightmap::start_draw(), GLLightmap::start_draw(), MagicBlock::update(), and Lantern::updateColor().

float Color::alpha

Definition at line 81 of file color.hpp.

Referenced by Color(), FadeOut::draw(), PulsingLight::draw(), SDLRenderer::draw_filled_rect(), SDLLightmap::draw_filled_rect(), GLRenderer::draw_filled_rect(), GLLightmap::draw_filled_rect(), DrawingContext::draw_filled_rect(), GLRenderer::draw_inverse_ellipse(), DrawingContext::draw_inverse_ellipse(), SDLLightmap::draw_surface(), intern_draw(), MagicBlock::MagicBlock(), operator==(), Gradient::set_gradient(), and MagicBlock::update().

const Color Color::BLACK [static]

Definition at line 83 of file color.hpp.

const Color Color::RED [static]

Definition at line 84 of file color.hpp.

const Color Color::GREEN [static]

Definition at line 85 of file color.hpp.

const Color Color::BLUE [static]

Definition at line 86 of file color.hpp.

const Color Color::CYAN [static]

Definition at line 87 of file color.hpp.

const Color Color::MAGENTA [static]

Definition at line 88 of file color.hpp.

const Color Color::YELLOW [static]

Definition at line 89 of file color.hpp.

const Color Color::WHITE [static]

Definition at line 90 of file color.hpp.

Referenced by SDLTexture::get_transform(), and SDLTexture::SDLTexture().

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The documentation for this class was generated from the following files:

• src/video/color.hpp
• src/video/color.cpp

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