void ColorizeOperator::process(int tick)
{
if (texture == 0)
texture = new Texture();
Texture* srcTexture = getInput(0)->texture;
texture->lock();
srcTexture->lock();
float hue = getByteProperty(0) / 256.0f;
float saturation = getByteProperty(1) / 256.0f ;
float light = (getByteProperty(2) - 128) / 128.0f;
for (int y = 0; y < 256; y++)
{
for (int x = 0; x < 256; x++)
{
float h, s, l;
D3DCOLOR srcColor = srcTexture->getPixel(x, y);
RGB2HSL(D3DCOLOR_R(srcColor),
D3DCOLOR_G(srcColor),
D3DCOLOR_B(srcColor),
h,
s,
l);
int r, g, b;
HSL2RGB(hue, saturation, l + light, r, g, b);
texture->putPixel(x, y, D3DCOLOR_XRGB(r, g, b));
}
}
texture->unlock();
srcTexture->unlock();
texture->setDirty();
}
Color RGBAdjustHSL(Color col, double h, double s, double l) {
ColorHSL hsl;
Color rgb = col;
hsl = RGB2HSL(rgb);
hsl.h = hsl.h + h / 360.0;
while (hsl.h > 1) hsl.h -= 1;
while (hsl.h < 0) hsl.h += 1;
hsl.s = hsl.s + s;
if (hsl.s > 1) hsl.s = 1;
if (hsl.s < 0) hsl.s = 0;
hsl.l = hsl.l * l;
if (hsl.l > 1) hsl.l = 1;
if (hsl.l < 0) hsl.l = 0;
rgb = HSL2RGB(hsl);
rgb.alpha = col.alpha;
return rgb;
}
bool is_in_range(guint8 * pixel, color l, color h, COLOR_SPACE space) {
color c = make_color(pixel[0], pixel[1], pixel[2]);
switch (space) {
case COLOR_SPACE::HSL:
c = RGB2HSL(c);
break;
case COLOR_SPACE::HSI:
c = RGB2HSI(c);
break;
case COLOR_SPACE::HSV:
c = RGB2HSV(c);
break;
case COLOR_SPACE::RGB:
//we're good
break;
default:
//invalid - throw exception?
return false;
};
return
(
( //hue
((l[0] < h[0]) && ( //low < high
(c[0] >= l[0]) && (c[0] <= h[0])
))
||
((l[0] >= h[0]) && ( //low > high
(c[0] >= l[0]) || (c[0] <= h[0])
))
)
&&
( //saturation
(c[1] >= l[1]) && (c[1] <= h[1])
)
&&
( //value
(c[2] >= l[2]) && (c[2] <= h[2])
)
);
}
