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GLdraw
GLColor.h
1
#ifndef GL_COLOR_H
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#define GL_COLOR_H
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namespace
GLDraw
{
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9
struct
GLColor
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{
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GLColor
(
float
r=1,
float
g=1,
float
b=1,
float
a=1);
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GLColor
(
const
float
rgba[4]);
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GLColor
(
const
GLColor
& col);
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inline
operator
float
* () {
return
rgba; }
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inline
operator
const
float
* ()
const
{
return
rgba; }
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const
GLColor
& operator = (
const
GLColor
& col);
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bool
operator == (
const
GLColor
& col)
const
;
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bool
operator != (
const
GLColor
& col)
const
;
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float
& operator [] (
int
i) {
return
rgba[i]; }
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const
float
& operator [] (
int
i)
const
{
return
rgba[i]; }
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float
& red() {
return
rgba[0]; }
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float
& green() {
return
rgba[1]; }
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float
& blue() {
return
rgba[2]; }
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float
& alpha() {
return
rgba[3]; }
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void
set
(
float
r,
float
g,
float
b,
float
a=1);
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void
set
(
const
float
rgba[4]);
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void
set
(
const
GLColor
& col);
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inline
void
setBlack(
float
a=1) {
set
(0,0,0,a); }
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inline
void
setWhite(
float
a=1) {
set
(1,1,1,a); }
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inline
void
setGray(
float
c=1) {
set
(c,c,c); }
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inline
void
setRed(
float
r=1) {
set
(r,0,0); }
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inline
void
setGreen(
float
g=1) {
set
(0,g,0); }
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inline
void
setBlue(
float
b=1) {
set
(0,0,b); }
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inline
void
setCyan(
float
c=1) {
set
(0,c,c); }
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inline
void
setMagenta(
float
c=1) {
set
(c,0,c); }
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inline
void
setYellow(
float
c=1) {
set
(c,c,0); }
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void
setRandom();
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void
setHSV(
float
h,
const
float
s,
const
float
v);
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float
getLuminance()
const
;
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void
getHSV(
float
& h,
float
& s,
float
& v)
const
;
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void
clamp(
float
min=0.f,
float
max=1.f);
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void
compose(
const
GLColor
& a,
const
GLColor
& b);
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void
scale(
const
GLColor
& a,
float
c);
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void
add(
const
GLColor
& a,
const
GLColor
& b);
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void
blend(
const
GLColor
& a,
const
GLColor
& b,
float
t);
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void
setCurrentGL()
const
;
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float
rgba[4];
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};
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}
//namespace GLDraw
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#endif
GLDraw
Contains all definitions in the GLDraw package.
Definition:
AnyGeometry.h:14
GLDraw::GLColor
An rgba color.
Definition:
GLColor.h:9
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