void Colormap::color_ramp_rgb(
int index1, const Color& c1,
int index2, const Color& c2
) {
if(index1 == index2) {
Colormap::ColorCell c(
Numeric::uint8(c2.r() * 255.0),
Numeric::uint8(c2.g() * 255.0),
Numeric::uint8(c2.b() * 255.0),
color_cell(index2).a()
) ;
color_cell(index2) = c ;
} else {
int n = ogf_abs(index2 - index1) ;
int sgn = ogf_sgn(index2 - index1) ;
float r = static_cast<float>(c1.r()) ;
float g = static_cast<float>(c1.g()) ;
float b = static_cast<float>(c1.b()) ;
float dr = static_cast<float>((c2.r() - c1.r()) / float(n)) ;
float dg = static_cast<float>((c2.g() - c1.g()) / float(n)) ;
float db = static_cast<float>((c2.b() - c1.b()) / float(n)) ;
int index = index1 ;
for(int i=0 ; i<=n ; i++) {
set_color(index, r, g, b) ;
index += sgn ;
r += dr ;
g += dg ;
b += db ;
}
}
}
void Colormap::set_color(int index, float r, float g, float b) {
r *= 255.0 ;
g *= 255.0 ;
b *= 255.0 ;
ogf_clamp(r, float(0), float(255)) ;
ogf_clamp(g, float(0), float(255)) ;
ogf_clamp(b, float(0), float(255)) ;
Colormap::ColorCell c = Colormap::ColorCell(
Numeric::uint8(r),
Numeric::uint8(g),
Numeric::uint8(b),
color_cell(index).a()
) ;
color_cell(index) = c ;
}
void ClusterInfoTable::addCluster(ClusterData cluster_data, int cluster_id)
{
// Cluster ID
setItem(_ROW_INDICES.cluster_id, cluster_id, generate_read_only_cell(QString::number(cluster_id)));
// Color
{
QTableWidgetItem * color_cell (generate_read_only_cell(""));
color_cell->setBackgroundColor(ClusterInfoTable::_CLUSTER_COLORS[cluster_id]);
setItem(_ROW_INDICES.color, cluster_id, color_cell);
}
// Member count
setItem(_ROW_INDICES.member_count, cluster_id, generate_read_only_cell(QString::number(cluster_data.member_count)));
// Slope
setItem(_ROW_INDICES.slope, cluster_id, generate_read_only_cell(QString::number(cluster_data.slope)));
// Temp
for(int i(0); i < 12; i++)
{
setItem(i+_ROW_INDICES.temp[0], cluster_id, generate_read_only_cell(QString::number(cluster_data.temperatures[i])));
}
// Illumination
for(int i(0); i < 12; i++)
{
setItem(i+_ROW_INDICES.illumination[0], cluster_id, generate_read_only_cell(QString::number(cluster_data.illumination[i])));
}
// Temp
for(int i(0); i < 12; i++)
{
setItem(i+_ROW_INDICES.soil_humidity[0], cluster_id, generate_read_only_cell(QString::number(cluster_data.soil_humidities[i])));
}
}
void Colormap::color_ramp_component(
int component,
int index1, Numeric::uint8 alpha1,
int index2, Numeric::uint8 alpha2
) {
if(index1 == index2) {
color_cell(index2)[component] = alpha2 ;
} else {
int n = ogf_abs(index2 - index1) ;
float delta = (alpha2 - alpha1) / float(n) ;
int sgn = ogf_sgn(index2 - index1) ;
float alpha = alpha1 ;
int index = index1 ;
for(int i=0 ; i<=n ; i++) {
color_cell(index)[component] =
Numeric::uint8(alpha) ;
index += sgn ;
alpha += delta ;
}
}
}