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https://github.com/cookiengineer/audacity
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Refactor AColor.cpp
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d6d486000a
commit
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159
src/AColor.cpp
159
src/AColor.cpp
@ -638,85 +638,108 @@ void AColor::DarkMIDIChannel(wxDC * dc, int channel /* 1 - 16 */ )
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unsigned char AColor::gradient_pre[ColorGradientTotal][2][gradientSteps][3];
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void AColor::PreComputeGradient() {
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{
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if (!gradient_inited) {
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gradient_inited = 1;
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if (gradient_inited) return;
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gradient_inited = 1;
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for (int selected = 0; selected < ColorGradientTotal; selected++)
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for (int grayscale = 0; grayscale <= 1; grayscale++) {
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float r, g, b;
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for (int selected = 0; selected < ColorGradientTotal; selected++) {
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const int gsteps = 4;
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float gradient[gsteps + 1][3];
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theTheme.Colour( clrSpectro1 ) = theTheme.Colour( clrUnselected );
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theTheme.Colour( clrSpectro1Sel ) = theTheme.Colour( clrSelected );
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int clrFirst = (selected == ColorGradientUnselected ) ? clrSpectro1 : clrSpectro1Sel;
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for(int j=0;j<(gsteps+1);j++){
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wxColour c = theTheme.Colour( clrFirst+j );
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gradient[ j] [0] = c.Red()/255.0;
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gradient[ j] [1] = c.Green()/255.0;
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gradient[ j] [2] = c.Blue()/255.0;
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}
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int i;
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for (i=0; i<gradientSteps; i++) {
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float value = float(i)/gradientSteps;
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// Color
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for (int i = 0; i<gradientSteps; i++) {
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float r, g, b;
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float value = float(i)/gradientSteps;
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if (grayscale) {
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r = g = b = 0.84 - 0.84 * value;
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} else {
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const int gsteps = 4;
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float gradient[gsteps + 1][3];
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theTheme.Colour( clrSpectro1 ) = theTheme.Colour( clrUnselected );
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theTheme.Colour( clrSpectro1Sel ) = theTheme.Colour( clrSelected );
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int clrFirst = (selected == ColorGradientUnselected ) ? clrSpectro1 : clrSpectro1Sel;
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for(int j=0;j<(gsteps+1);j++){
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wxColour c = theTheme.Colour( clrFirst+j );
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gradient[ j] [0] = c.Red()/255.0;
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gradient[ j] [1] = c.Green()/255.0;
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gradient[ j] [2] = c.Blue()/255.0;
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}
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int left = (int)(value * gsteps);
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int right = (left == gsteps ? gsteps : left + 1);
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float rweight = (value * gsteps) - left;
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float lweight = 1.0 - rweight;
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r = (gradient[left][0] * lweight) + (gradient[right][0] * rweight);
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g = (gradient[left][1] * lweight) + (gradient[right][1] * rweight);
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b = (gradient[left][2] * lweight) + (gradient[right][2] * rweight);
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switch (selected) {
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case ColorGradientUnselected:
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// not dimmed
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break;
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case ColorGradientTimeAndFrequencySelected:
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float temp;
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temp = r;
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r = g;
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g = b;
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b = temp;
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break;
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case ColorGradientTimeSelected:
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// partly dimmed
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r *= 0.75f;
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g *= 0.75f;
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b *= 0.75f;
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break;
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int left = (int)(value * gsteps);
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int right = (left == gsteps ? gsteps : left + 1);
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// For now edge colour is just black (or white if grey-scale)
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// Later we might invert or something else funky.
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case ColorGradientEdge:
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// fully dimmed
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r = 0;
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g = 0;
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b = 0;
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break;
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}
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gradient_pre[selected][0][i][0] = (unsigned char) (255 * r);
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gradient_pre[selected][0][i][1] = (unsigned char) (255 * g);
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gradient_pre[selected][0][i][2] = (unsigned char) (255 * b);
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}
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// Grayscale
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for (int i = 0; i<gradientSteps; i++) {
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float r, g, b;
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float value = float(i)/gradientSteps;
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float rweight = (value * gsteps) - left;
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float lweight = 1.0 - rweight;
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r = g = b = 0.84 - 0.84 * value;
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r = (gradient[left][0] * lweight) + (gradient[right][0] * rweight);
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g = (gradient[left][1] * lweight) + (gradient[right][1] * rweight);
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b = (gradient[left][2] * lweight) + (gradient[right][2] * rweight);
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}
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switch (selected) {
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case ColorGradientUnselected:
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// not dimmed
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break;
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switch (selected) {
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case ColorGradientUnselected:
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// not dimmed
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break;
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case ColorGradientTimeAndFrequencySelected:
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// else fall through to SAME grayscale colour as normal selection.
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// The white lines show it up clearly enough.
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case ColorGradientTimeAndFrequencySelected:
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if( !grayscale )
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{
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float temp;
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temp = r;
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r = g;
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g = b;
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b = temp;
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break;
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}
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// else fall through to SAME grayscale colour as normal selection.
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// The white lines show it up clearly enough.
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case ColorGradientTimeSelected:
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// partly dimmed
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r *= 0.75f;
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g *= 0.75f;
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b *= 0.75f;
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break;
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case ColorGradientTimeSelected:
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// partly dimmed
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r *= 0.75f;
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g *= 0.75f;
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b *= 0.75f;
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break;
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// For now edge colour is just black (or white if grey-scale)
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// Later we might invert or something else funky.
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case ColorGradientEdge:
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// fully dimmed
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r = 1.0f * grayscale;
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g = 1.0f * grayscale;
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b = 1.0f * grayscale;
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break;
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}
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gradient_pre[selected][grayscale][i][0] = (unsigned char) (255 * r);
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gradient_pre[selected][grayscale][i][1] = (unsigned char) (255 * g);
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gradient_pre[selected][grayscale][i][2] = (unsigned char) (255 * b);
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}
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}
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// For now edge colour is just black (or white if grey-scale)
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// Later we might invert or something else funky.
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case ColorGradientEdge:
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// fully dimmed
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r = 1.0f;
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g = 1.0f;
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b = 1.0f;
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break;
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}
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gradient_pre[selected][1][i][0] = (unsigned char) (255 * r);
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gradient_pre[selected][1][i][1] = (unsigned char) (255 * g);
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gradient_pre[selected][1][i][2] = (unsigned char) (255 * b);
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}
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}
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}
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