double ARGBColor::GetValue()
{
double hue;
double sat;
double val;
GetHSV(hue, sat, val);
return val;
}
double ARGBColor::GetSaturation()
{
double hue;
double sat;
double val;
GetHSV(hue, sat, val);
return sat;
}
void ARGBColor::SetSaturation(double newSat)
{
double hue;
double sat;
double val;
GetHSV(hue, sat, val);
SetHSV(hue, newSat, val);
}
void ARGBColor::SetValue(double newVal)
{
double hue;
double sat;
double val;
GetHSV(hue, sat, val);
SetHSV(hue, sat, newVal);
}
void ARGBColor::SetHue(double newHue)
{
double hue;
double sat;
double val;
GetHSV(hue, sat, val);
SetHSV(newHue, sat, val);
}
IMAGE *AdjustValue(IMAGE *image, double percent)
{
// To be completed by student ...
// This function adjusts the value (perceived luminance of all pixels in an image by a certain percent
unsigned row = GetRows(image);
unsigned col = GetCols(image);
unsigned i, j;
double hue, sat, val;
for (i=0; i<row; i++) {
for (j=0; j<col; j++) { //these for loops traverses through the 2D image
GetHSV( image, i, j, &hue, &sat, &val); //retreives the values
PutHSV( image, i, j, hue, sat, val*(percent/100)); //changes the value by the parameter percent
}
}
return image;
}
IMAGE *AdjustSaturation(IMAGE *image, double percent)
{
// To be completed by student ...
// this function adjusts the saturation of all pixels by a certain percent
unsigned row = GetRows(image);
unsigned col = GetCols(image);
unsigned i, j;
double hue, sat, val;
for(i=0; i<row; i++) {
for (j=0; j<col; j++) { //these loops traverses the image
GetHSV( image, i, j, &hue, &sat, &val); //retreives the values
PutHSV( image, i, j, hue, sat*(percent/100), val); //adjusts the sat value
}
}
return image;
}
IMAGE *AdjustHue(IMAGE *image, double degrees)
{
// To be completed by student ...
//This function adjusts the hue in all pixels of an image by a certain amount of degrees
unsigned row = GetRows(image);
unsigned col = GetCols(image);
unsigned i, j;
double hue, sat, val;
for (i=0; i<row; i++) {
for (j=0; j<col; j++) { //traverses the array
GetHSV(image, i, j, &hue, &sat, &val); //retreives the values
PutHSV(image, i, j, hue + degrees, sat, val); //adjusts the hue value
}
}
return image;
}
void Color::SetSaturation(const glm::float32& sat)
{
glm::f32vec4 hsv = GetHSV();
hsv.y = sat;
SetHSV(hsv);
}
const glm::float32 Color::GetSaturation() const
{
return GetHSV().y;
}
void Color::SetHue(const glm::float32& hue)
{
glm::f32vec4 hsv = GetHSV();
hsv.x = hue;
SetHSV(hsv);
}
const glm::float32 Color::GetHue() const
{
return GetHSV().x;
}
void Color::SetValue(const glm::float32& val)
{
glm::f32vec4 hsv = GetHSV();
hsv.z = val;
SetHSV(hsv);
}
const glm::float32 Color::GetValue() const
{
return GetHSV().z;
}
float wxColourExt::HsvHue() const
{
GetHSV(&H1, &S1, &V1);
return H1;
}
float wxColourExt::HsvValue() const
{
GetHSV(&H1, &S1, &V1);
return V1;
}
float wxColourExt::HsvSaturation() const
{
GetHSV(&H1, &S1, &V1);
return S1;
}
