#include <color.h>
Public Types | |
enum | BlendMethod { BLEND_COMPOSITE = 0, BLEND_STRAIGHT = 1, BLEND_ONTO = 13, BLEND_STRAIGHT_ONTO = 21, BLEND_BEHIND = 12, BLEND_SCREEN = 16, BLEND_OVERLAY = 20, BLEND_HARD_LIGHT = 17, BLEND_MULTIPLY = 6, BLEND_DIVIDE = 7, BLEND_ADD = 4, BLEND_SUBTRACT = 5, BLEND_DIFFERENCE = 18, BLEND_BRIGHTEN = 2, BLEND_DARKEN = 3, BLEND_COLOR = 8, BLEND_HUE = 9, BLEND_SATURATION = 10, BLEND_LUMINANCE = 11, BLEND_ALPHA_BRIGHTEN = 14, BLEND_ALPHA_DARKEN = 15, BLEND_ALPHA_OVER = 19, BLEND_END = 22 } |
typedef ColorReal | value_type |
Public Member Functions | |
const String | get_string (void) const |
Color & | operator+= (const Color &rhs) |
Color & | operator-= (const Color &rhs) |
Color & | operator*= (const float &rhs) |
Color & | operator/= (const float &rhs) |
Color | operator+ (const Color &rhs) const |
Color | operator- (const Color &rhs) const |
Color | operator* (const float &rhs) const |
Color | operator/ (const float &rhs) const |
bool | operator== (const Color &rhs) const |
bool | operator!= (const Color &rhs) const |
Color | operator- () const |
Color | operator~ () const |
Effectively 1.0-color. | |
bool | is_valid () const |
Color | premult_alpha () const |
Color | demult_alpha () const |
Color () | |
Color (const value_type &f) | |
Color (int f) | |
Color (const value_type &R, const value_type &G, const value_type &B, const value_type &A=1) | |
Color (const Color &c, const value_type &A) | |
Color (const Color &c) | |
Copy constructor. | |
const value_type & | get_r () const |
Copy constructor. | |
const value_type & | get_g () const |
Returns the GREEN component. | |
const value_type & | get_b () const |
Returns the BLUE component. | |
const value_type & | get_a () const |
Returns the amount of opacity (alpha). | |
const value_type & | get_alpha () const |
Synonym for get_a(). | |
const String | get_hex () const |
Returns the color as a 6 character hex sting. | |
void | set_hex (String &hex) |
Sets the color's R, G, and B from a 3 or 6 character hex string. | |
Color & | set_r (const value_type &x) |
Sets the RED component to x. | |
Color & | set_g (const value_type &x) |
Sets the GREEN component to x. | |
Color & | set_b (const value_type &x) |
Sets the BLUE component to x. | |
Color & | set_a (const value_type &x) |
Sets the opacity (alpha) to x. | |
Color & | set_alpha (const value_type &x) |
Synonym for set_a(). | |
float | get_y () const |
Returns color's luminance. | |
float | get_u () const |
Returns U component of chromanance. | |
float | get_v () const |
Returns V component of chromanance. | |
float | get_s () const |
Returns the color's saturation. | |
Color & | set_yuv (const float &y, const float &u, const float &v) |
Sets the luminance (y) and chromanance (u and v). | |
Color & | set_y (const float &y) |
Sets color luminance. | |
Color & | set_u (const float &u) |
Set U component of chromanance. | |
Color & | set_v (const float &v) |
Set V component of chromanance. | |
Color & | set_uv (const float &u, const float &v) |
Set the U and V components of chromanance. | |
Color & | set_s (const float &x) |
Sets the color's saturation. | |
Angle | get_hue () const |
Returns the hue of the chromanance. | |
Angle | get_uv_angle () const |
Synonym for get_hue(). | |
Color & | set_hue (const Angle &theta) |
Sets the color's hue. | |
Color & | set_uv_angle (const Angle &theta) |
Synonym for set_hue(). | |
Color & | rotate_uv (const Angle &theta) |
Rotates the chromanance vector by amount specified by theta. | |
Color & | set_yuv (const float &y, const float &s, const Angle &theta) |
Sets the luminance (y) and chromanance (s and theta). | |
Color | clamped () const |
Clamps a color so that its values are in range. Ignores attempting to visualize negative colors. | |
Color | clamped_negative () const |
Clamps a color so that its values are in range. | |
Static Public Member Functions | |
static ColorReal | hex2real (String s) |
Converts a 2 character hex string s (00-ff) into a ColorReal (0.0-1.0). | |
static const String | real2hex (ColorReal c) |
Converts a ColorReal c (0.0-1.0) into a 2 character hex string (00-ff). | |
static Color | YUV (const float &y, const float &u, const float &v, const value_type &a=1) |
YUV Color constructor. | |
static Color | YUV (const float &y, const float &s, const Angle &theta, const value_type &a=1) |
YUV color constructor where the chroma is in the saturation/hue form. | |
static Color | blend (Color a, Color b, float amount, BlendMethod type=BLEND_COMPOSITE) |
static bool | is_onto (BlendMethod x) |
static bool | is_straight (BlendMethod x) |
a blending method is considered 'straight' if transparent pixels in the upper layer can affect the result of the blend | |
static Color | alpha () |
Preset Color Constructors. | |
static Color | black () |
Preset Color Constructors. | |
static Color | white () |
Preset Color Constructors. | |
static Color | gray () |
Preset Color Constructors. | |
static Color | magenta () |
Preset Color Constructors. | |
static Color | red () |
Preset Color Constructors. | |
static Color | green () |
Preset Color Constructors. | |
static Color | blue () |
Preset Color Constructors. | |
static Color | cyan () |
Preset Color Constructors. | |
static Color | yellow () |
Preset Color Constructors. |
typedef ColorReal synfig::Color::value_type |
BLEND_COMPOSITE | Color A is composited onto B (Taking A's alpha into account). |
BLEND_STRAIGHT | Straight linear interpolation from A->B (Alpha ignored). |
BLEND_ONTO | Similar to BLEND_COMPOSITE, except that B's alpha is maintained. |
BLEND_STRAIGHT_ONTO |
|
BLEND_BEHIND | Similar to BLEND_COMPOSITE, except that B is composited onto A. |
BLEND_SCREEN |
|
BLEND_OVERLAY |
|
BLEND_HARD_LIGHT |
|
BLEND_MULTIPLY | Simple A*B. |
BLEND_DIVIDE | Simple B/A. |
BLEND_ADD | Simple A+B. |
BLEND_SUBTRACT | Simple A-B. |
BLEND_DIFFERENCE | Simple |A-B|. |
BLEND_BRIGHTEN | If composite is brighter than B, use composite. B otherwise. |
BLEND_DARKEN | If composite is darker than B, use composite. B otherwise. |
BLEND_COLOR | Preserves the U and V channels of color A. |
BLEND_HUE | Preserves the angle of the UV vector of color A. |
BLEND_SATURATION | Preserves the magnitude of the UV Vector of color A. |
BLEND_LUMINANCE | Preserves the Y channel of color A. |
BLEND_ALPHA_BRIGHTEN |
|
BLEND_ALPHA_DARKEN |
|
BLEND_ALPHA_OVER |
|
BLEND_END |
For internal use only.
|
synfig::Color::Color | ( | ) | [inline] |
Referenced by alpha(), black(), blue(), cyan(), demult_alpha(), gray(), green(), magenta(), operator*(), operator+(), operator-(), operator/(), operator~(), premult_alpha(), red(), white(), yellow(), and YUV().
synfig::Color::Color | ( | const value_type & | f | ) | [inline] |
synfig::Color::Color | ( | int | f | ) | [inline] |
synfig::Color::Color | ( | const value_type & | R, | |
const value_type & | G, | |||
const value_type & | B, | |||
const value_type & | A = 1 | |||
) | [inline] |
R | Red | |
G | Green | |
B | Blue | |
A | Opacity(alpha) |
synfig::Color::Color | ( | const Color & | c, | |
const value_type & | A | |||
) | [inline] |
c | Source for color components | |
A | Opacity(alpha) |
synfig::Color::Color | ( | const Color & | c | ) | [inline] |
Copy constructor.
Color& synfig::Color::operator*= | ( | const float & | rhs | ) | [inline] |
Color& synfig::Color::operator/= | ( | const float & | rhs | ) | [inline] |
bool synfig::Color::is_valid | ( | ) | const [inline] |
Referenced by blendfunc_COMPOSITE(), blendfunc_STRAIGHT(), and synfig::Gradient::operator()().
Color synfig::Color::premult_alpha | ( | ) | const [inline] |
const value_type& synfig::Color::get_r | ( | ) | const [inline] |
Copy constructor.
Returns the RED component
Referenced by blend(), blendfunc_ADD(), blendfunc_BRIGHTEN(), blendfunc_DARKEN(), blendfunc_DIFFERENCE(), blendfunc_DIVIDE(), blendfunc_HARD_LIGHT(), blendfunc_MULTIPLY(), blendfunc_OVERLAY(), blendfunc_SCREEN(), blendfunc_SUBTRACT(), clamped(), clamped_negative(), synfig::Color2PixelFormat(), color_neg_flip(), convert_surface_frame(), synfig::ColorPrep::cook(), encode_canvas(), encode_color(), yuv::end_frame(), exr_trgt::end_scanline(), imagemagick_mptr::get_frame(), get_u(), get_v(), get_y(), synfig::ValueNode_Scale::operator()(), synfig::Gradient::operator()(), Blur::operator()(), and synfig::ColorPrep::uncook().
const value_type& synfig::Color::get_g | ( | ) | const [inline] |
Returns the GREEN component.
Referenced by blend(), blendfunc_ADD(), blendfunc_BRIGHTEN(), blendfunc_DARKEN(), blendfunc_DIFFERENCE(), blendfunc_DIVIDE(), blendfunc_HARD_LIGHT(), blendfunc_MULTIPLY(), blendfunc_OVERLAY(), blendfunc_SCREEN(), blendfunc_SUBTRACT(), clamped(), clamped_negative(), synfig::Color2PixelFormat(), color_neg_flip(), convert_surface_frame(), synfig::ColorPrep::cook(), encode_canvas(), encode_color(), yuv::end_frame(), exr_trgt::end_scanline(), imagemagick_mptr::get_frame(), get_u(), get_v(), get_y(), synfig::ValueNode_Scale::operator()(), synfig::Gradient::operator()(), Blur::operator()(), and synfig::ColorPrep::uncook().
const value_type& synfig::Color::get_b | ( | ) | const [inline] |
Returns the BLUE component.
Referenced by blend(), blendfunc_ADD(), blendfunc_BRIGHTEN(), blendfunc_DARKEN(), blendfunc_DIFFERENCE(), blendfunc_DIVIDE(), blendfunc_HARD_LIGHT(), blendfunc_MULTIPLY(), blendfunc_OVERLAY(), blendfunc_SCREEN(), blendfunc_SUBTRACT(), clamped(), clamped_negative(), synfig::Color2PixelFormat(), color_neg_flip(), convert_surface_frame(), synfig::ColorPrep::cook(), encode_canvas(), encode_color(), yuv::end_frame(), exr_trgt::end_scanline(), imagemagick_mptr::get_frame(), get_u(), get_v(), get_y(), synfig::ValueNode_Scale::operator()(), synfig::Gradient::operator()(), Blur::operator()(), and synfig::ColorPrep::uncook().
const value_type& synfig::Color::get_a | ( | ) | const [inline] |
Returns the amount of opacity (alpha).
Referenced by SuperSample::accelerated_render(), Layer_Shade::accelerated_render(), Plant::accelerated_render(), Layer_Bevel::accelerated_render(), blend(), blendfunc_ADD(), blendfunc_ALPHA_BRIGHTEN(), blendfunc_ALPHA_DARKEN(), blendfunc_ALPHA_OVER(), blendfunc_BEHIND(), blendfunc_BRIGHTEN(), blendfunc_COLOR(), blendfunc_COMPOSITE(), blendfunc_DARKEN(), blendfunc_DIFFERENCE(), blendfunc_DIVIDE(), blendfunc_HUE(), blendfunc_LUMINANCE(), blendfunc_MULTIPLY(), blendfunc_ONTO(), blendfunc_SATURATION(), blendfunc_STRAIGHT(), blendfunc_STRAIGHT_ONTO(), blendfunc_SUBTRACT(), clamped(), clamped_negative(), synfig::Color2PixelFormat(), color_neg_flip(), convert_surface_frame(), synfig::ColorPrep::cook(), encode_canvas(), encode_color(), exr_trgt::end_scanline(), synfig::Palette::find_closest(), get_alpha(), Layer_Shade::get_color(), LumaKey::get_color(), Layer_Bevel::get_color(), imagemagick_mptr::get_frame(), Rectangle::get_full_bounding_rect(), Circle::get_full_bounding_rect(), synfig::Layer_SolidColor::hit_check(), synfig::Layer_Shape::hit_check(), Rectangle::is_solid_color(), synfig::Gradient::operator()(), Blur::operator()(), synfig::Palette::Palette(), synfig::parametric_render(), synfig::render(), synfig::render_threaded(), Layer_Shade::set_param(), Rectangle::set_param(), Layer_Freetype::set_param(), synfig::Layer_SolidColor::set_param(), synfig::Layer_Shape::set_param(), CheckerBoard::set_param(), and synfig::ColorPrep::uncook().
const value_type& synfig::Color::get_alpha | ( | ) | const [inline] |
const String synfig::Color::get_hex | ( | ) | const [inline] |
void Color::set_hex | ( | String & | hex | ) |
Color& synfig::Color::set_r | ( | const value_type & | x | ) | [inline] |
Sets the RED component to x.
Referenced by blendfunc_ADD(), blendfunc_BRIGHTEN(), blendfunc_DARKEN(), blendfunc_DIFFERENCE(), blendfunc_DIVIDE(), blendfunc_HARD_LIGHT(), blendfunc_MULTIPLY(), blendfunc_OVERLAY(), blendfunc_SCREEN(), blendfunc_SUBTRACT(), clamped(), color_neg_flip(), synfig::ColorPrep::cook(), yuv::end_frame(), exr_mptr::get_frame(), synfig::Palette::load_from_file(), synfig::ValueNode_Scale::operator()(), synfig::ValueNode_Composite::operator()(), synfig::Gradient::operator()(), Blur::operator()(), synfig::PixelFormat2Color(), set_yuv(), and synfig::ColorPrep::uncook().
Color& synfig::Color::set_g | ( | const value_type & | x | ) | [inline] |
Sets the GREEN component to x.
Referenced by blendfunc_ADD(), blendfunc_BRIGHTEN(), blendfunc_DARKEN(), blendfunc_DIFFERENCE(), blendfunc_DIVIDE(), blendfunc_HARD_LIGHT(), blendfunc_MULTIPLY(), blendfunc_OVERLAY(), blendfunc_SCREEN(), blendfunc_SUBTRACT(), clamped(), color_neg_flip(), synfig::ColorPrep::cook(), yuv::end_frame(), exr_mptr::get_frame(), synfig::Palette::load_from_file(), synfig::ValueNode_Scale::operator()(), synfig::ValueNode_Composite::operator()(), synfig::Gradient::operator()(), Blur::operator()(), synfig::PixelFormat2Color(), set_yuv(), and synfig::ColorPrep::uncook().
Color& synfig::Color::set_b | ( | const value_type & | x | ) | [inline] |
Sets the BLUE component to x.
Referenced by blendfunc_ADD(), blendfunc_BRIGHTEN(), blendfunc_DARKEN(), blendfunc_DIFFERENCE(), blendfunc_DIVIDE(), blendfunc_HARD_LIGHT(), blendfunc_MULTIPLY(), blendfunc_OVERLAY(), blendfunc_SCREEN(), blendfunc_SUBTRACT(), clamped(), color_neg_flip(), synfig::ColorPrep::cook(), yuv::end_frame(), exr_mptr::get_frame(), synfig::Palette::load_from_file(), synfig::ValueNode_Scale::operator()(), synfig::ValueNode_Composite::operator()(), synfig::Gradient::operator()(), Blur::operator()(), synfig::PixelFormat2Color(), set_yuv(), and synfig::ColorPrep::uncook().
Color& synfig::Color::set_a | ( | const value_type & | x | ) | [inline] |
Sets the opacity (alpha) to x.
Referenced by SuperSample::accelerated_render(), Layer_Shade::accelerated_render(), Plant::accelerated_render(), Layer_Bevel::accelerated_render(), blend(), blendfunc_ALPHA_BRIGHTEN(), blendfunc_ALPHA_DARKEN(), blendfunc_ALPHA_OVER(), blendfunc_BEHIND(), blendfunc_COMPOSITE(), blendfunc_ONTO(), blendfunc_STRAIGHT(), blendfunc_STRAIGHT_ONTO(), clamped(), Layer_Shade::get_color(), LumaKey::get_color(), Layer_Bevel::get_color(), exr_mptr::get_frame(), synfig::Palette::load_from_file(), synfig::ValueNode_Composite::operator()(), synfig::PixelFormat2Color(), set_alpha(), Layer_Shade::set_param(), Rectangle::set_param(), Layer_Freetype::set_param(), synfig::Layer_SolidColor::set_param(), synfig::Layer_Shape::set_param(), and CheckerBoard::set_param().
Color& synfig::Color::set_alpha | ( | const value_type & | x | ) | [inline] |
Synonym for set_a().
References set_a().
Referenced by RadialBlur::accelerated_render().
float synfig::Color::get_y | ( | ) | const [inline] |
Returns color's luminance.
References synfig::EncodeYUV, get_b(), get_g(), and get_r().
Referenced by blendfunc_LUMINANCE(), synfig::Color2PixelFormat(), yuv::end_frame(), synfig::Palette::find_closest(), LumaKey::get_color(), luma_less_than(), set_u(), set_uv(), and set_v().
float synfig::Color::get_u | ( | ) | const [inline] |
Returns U component of chromanance.
References synfig::EncodeYUV, get_b(), get_g(), and get_r().
Referenced by blendfunc_COLOR(), yuv::end_frame(), synfig::Palette::find_closest(), get_hue(), get_s(), rotate_uv(), set_s(), set_v(), and set_y().
float synfig::Color::get_v | ( | ) | const [inline] |
Returns V component of chromanance.
References synfig::EncodeYUV, get_b(), get_g(), and get_r().
Referenced by blendfunc_COLOR(), yuv::end_frame(), synfig::Palette::find_closest(), get_hue(), get_s(), rotate_uv(), set_s(), set_u(), and set_y().
float synfig::Color::get_s | ( | ) | const [inline] |
Returns the color's saturation.
This is is the magnitude of the U and V components.
References get_u(), and get_v().
Referenced by blendfunc_SATURATION(), and set_hue().
Color& synfig::Color::set_yuv | ( | const float & | y, | |
const float & | u, | |||
const float & | v | |||
) | [inline] |
Sets the luminance (y) and chromanance (u and v).
References synfig::DecodeYUV, set_b(), set_g(), and set_r().
Referenced by synfig::PixelFormat2Color(), set_u(), set_uv(), set_v(), set_y(), and set_yuv().
Color& synfig::Color::set_y | ( | const float & | y | ) | [inline] |
Sets color luminance.
References get_u(), get_v(), and set_yuv().
Referenced by blendfunc_LUMINANCE(), and LumaKey::get_color().
Color& synfig::Color::set_u | ( | const float & | u | ) | [inline] |
Color& synfig::Color::set_v | ( | const float & | v | ) | [inline] |
Color& synfig::Color::set_uv | ( | const float & | u, | |
const float & | v | |||
) | [inline] |
Set the U and V components of chromanance.
References get_y(), and set_yuv().
Referenced by blendfunc_COLOR(), Julia::get_color(), rotate_uv(), set_hue(), and set_s().
Color& synfig::Color::set_s | ( | const float & | x | ) | [inline] |
Sets the color's saturation.
References get_u(), get_v(), and set_uv().
Referenced by blendfunc_SATURATION().
static Color synfig::Color::YUV | ( | const float & | y, | |
const float & | u, | |||
const float & | v, | |||
const value_type & | a = 1 | |||
) | [inline, static] |
YUV Color constructor.
References Color().
Referenced by synfig::ValueNode_RadialComposite::operator()().
Angle synfig::Color::get_hue | ( | ) | const [inline] |
Returns the hue of the chromanance.
This is the angle of the U and V components.
References get_u(), and get_v().
Referenced by blendfunc_HUE(), and get_uv_angle().
Angle synfig::Color::get_uv_angle | ( | ) | const [inline] |
Sets the color's hue.
References get_s(), and set_uv().
Referenced by blendfunc_HUE(), and set_uv_angle().
Rotates the chromanance vector by amount specified by theta.
References get_u(), get_v(), and set_uv().
Referenced by Julia::get_color().
Sets the luminance (y) and chromanance (s and theta).
y | Luminance | |
s | Saturation | |
theta | Hue |
References set_yuv().
static Color synfig::Color::YUV | ( | const float & | y, | |
const float & | s, | |||
const Angle & | theta, | |||
const value_type & | a = 1 | |||
) | [inline, static] |
YUV color constructor where the chroma is in the saturation/hue form.
y | Luminance | |
s | Saturation | |
theta | Hue | |
a | Opacity (alpha) |
References Color().
Color Color::clamped | ( | ) | const |
Clamps a color so that its values are in range. Ignores attempting to visualize negative colors.
References a_, b_, g_, get_a(), get_b(), get_g(), get_r(), r_, set_a(), set_b(), set_g(), and set_r().
Referenced by yuv::end_frame(), synfig::parametric_render(), synfig::render(), and synfig::render_threaded().
Color Color::clamped_negative | ( | ) | const |
static Color synfig::Color::alpha | ( | ) | [inline, static] |
Preset Color Constructors.
References Color().
Referenced by synfig::Layer_SphereDistort::accelerated_render(), blendfunc_ADD(), blendfunc_BRIGHTEN(), blendfunc_COMPOSITE(), blendfunc_DARKEN(), blendfunc_DIFFERENCE(), blendfunc_ONTO(), blendfunc_STRAIGHT(), blendfunc_SUBTRACT(), clamped_negative(), demult_alpha(), synfig::Layer_SphereDistort::get_color(), synfig::Layer_Shape::get_color(), synfig::Layer_PasteCanvas::get_color(), synfig::Layer_Bitmap::get_color(), synfig::Context::get_color(), synfig::BooleanCurve::get_color(), synfig::Gradient::operator()(), synfig::parametric_render(), synfig::render(), synfig::render_threaded(), supersample_helper(), synfig::ColorPrep::uncook(), synfig::ValueNode_Repeat_Gradient::ValueNode_Repeat_Gradient(), and synfig::ValueNode_Stripes::ValueNode_Stripes().
static Color synfig::Color::black | ( | ) | [inline, static] |
Preset Color Constructors.
References Color().
Referenced by blend(), synfig::Palette::Palette(), and synfig::ValueNode_Stripes::ValueNode_Stripes().
static Color synfig::Color::white | ( | ) | [inline, static] |
static Color synfig::Color::gray | ( | ) | [inline, static] |
static Color synfig::Color::magenta | ( | ) | [inline, static] |
static Color synfig::Color::green | ( | ) | [inline, static] |
static Color synfig::Color::blue | ( | ) | [inline, static] |
static Color synfig::Color::cyan | ( | ) | [inline, static] |
static Color synfig::Color::yellow | ( | ) | [inline, static] |
Color Color::blend | ( | Color | a, | |
Color | b, | |||
float | amount, | |||
Color::BlendMethod | type = BLEND_COMPOSITE | |||
) | [static] |
References black(), BLEND_END, blendfunc_ADD(), blendfunc_ALPHA_BRIGHTEN(), blendfunc_ALPHA_DARKEN(), blendfunc_ALPHA_OVER(), blendfunc_BEHIND(), blendfunc_BRIGHTEN(), blendfunc_COLOR(), blendfunc_COMPOSITE(), blendfunc_DARKEN(), blendfunc_DIFFERENCE(), blendfunc_DIVIDE(), blendfunc_HARD_LIGHT(), blendfunc_HUE(), blendfunc_LUMINANCE(), blendfunc_MULTIPLY(), blendfunc_ONTO(), blendfunc_OVERLAY(), blendfunc_SATURATION(), blendfunc_SCREEN(), blendfunc_STRAIGHT(), blendfunc_STRAIGHT_ONTO(), blendfunc_SUBTRACT(), COLOR_EPSILON, get_a(), get_b(), get_g(), get_r(), magenta(), and set_a().
Referenced by synfig::Layer_Shape::accelerated_render(), synfig::Target_Scanline::add_frame(), synfig::Layer_SolidColor::get_color(), synfig::Layer_Shape::get_color(), synfig::Layer_PasteCanvas::get_color(), synfig::Layer_Duplicate::get_color(), synfig::Layer_Bitmap::get_color(), synfig::Gradient::operator()(), synfig::Target_Scanline::render(), and supersample_helper().
static bool synfig::Color::is_onto | ( | BlendMethod | x | ) | [inline, static] |
References BLEND_ADD, BLEND_BRIGHTEN, BLEND_COLOR, BLEND_DARKEN, BLEND_DIFFERENCE, BLEND_DIVIDE, BLEND_HARD_LIGHT, BLEND_HUE, BLEND_LUMINANCE, BLEND_MULTIPLY, BLEND_ONTO, BLEND_OVERLAY, BLEND_SATURATION, BLEND_SCREEN, BLEND_STRAIGHT_ONTO, and BLEND_SUBTRACT.
Referenced by synfig::Layer_PasteCanvas::accelerated_render(), synfig::Layer_Composite::get_full_bounding_rect(), and synfig::Layer_Shape::hit_check().
static bool synfig::Color::is_straight | ( | BlendMethod | x | ) | [inline, static] |
a blending method is considered 'straight' if transparent pixels in the upper layer can affect the result of the blend
References BLEND_ALPHA_BRIGHTEN, BLEND_STRAIGHT, and BLEND_STRAIGHT_ONTO.
Referenced by synfig::Layer_PasteCanvas::accelerated_render(), synfig::Context::accelerated_render(), and synfig::optimize_layers().