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@@ -39,48 +39,48 @@ bool Waveform::vary_color = true; |
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* outlined, filled, polygonal, rectified. */ |
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/** draw a portion of /clip/'s waveform. coordinates are the portion to draw */ |
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void |
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Waveform::draw ( int ox, int X, int Y, int W, int H, Audio_File *_clip, int channel, float fpp, nframes_t _start, nframes_t _end, float _scale, Fl_Color color ) |
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{ |
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fl_push_clip( X, Y, W, H ); |
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void |
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Waveform::draw ( int ox, int X, int Y, int W, int H, Audio_File *_clip, int channel, float fpp, nframes_t _start, nframes_t _end, float _scale, Fl_Color color ) |
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{ |
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fl_push_clip( X, Y, W, H ); |
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int j; |
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int j; |
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// int start = timeline->ts_to_x( _start ); |
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int start = timeline->ts_to_x( _start ) + (X - ox); |
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int start = timeline->ts_to_x( _start ) + (X - ox); |
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const Peaks *pk = _clip->peaks( channel ); |
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const Peaks *pk = _clip->peaks( channel ); |
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_start = timeline->x_to_ts( start ); |
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_start = timeline->x_to_ts( start ); |
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pk->fill_buffer( fpp, _start, _start + timeline->x_to_ts( W ) ); |
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pk->fill_buffer( fpp, _start, _start + timeline->x_to_ts( W ) ); |
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const int halfheight = H / 2; |
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const int mid = Y + halfheight; |
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const int halfheight = H / 2; |
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const int mid = Y + halfheight; |
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if ( Waveform::fill ) |
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if ( Waveform::fill ) |
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{ |
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j = start; |
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for ( int x = X; x <= X + W; ++x, ++j ) |
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{ |
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j = start; |
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for ( int x = X; x <= X + W; ++x, ++j ) |
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{ |
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Peak p = (*pk)[ j ]; |
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Peak p = (*pk)[ j ]; |
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p.max *= _scale; |
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p.min *= _scale; |
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p.max *= _scale; |
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p.min *= _scale; |
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const float diff = fabs( p.max - p.min ); |
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const float diff = fabs( p.max - p.min ); |
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if ( diff > 2.0f ) |
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fl_color( FL_RED ); |
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else |
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if ( Waveform::vary_color ) |
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fl_color( fl_color_average( FL_WHITE, color, min( 1.0f, diff ) ) ); |
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fl_color( fl_color_average( FL_WHITE, color, diff / 2.0f ) ); |
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else |
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fl_color( color ); |
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if ( diff > 1.0f ) |
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fl_color( FL_RED ); |
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const int ty = mid + (halfheight * p.min); |
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const int by = mid + (halfheight * p.max ); |
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fl_line( x, ty, x, by ); |
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const int ty = mid + (halfheight * p.min); |
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const int by = mid + (halfheight * p.max ); |
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fl_line( x, ty, x, by ); |
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/* if ( outline ) */ |
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/* { */ |
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@@ -89,48 +89,48 @@ bool Waveform::vary_color = true; |
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/* fl_line( x, by + 2, x, by ); */ |
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/* } */ |
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} |
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} |
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} |
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if ( Waveform::outline ) |
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{ |
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fl_color( fl_darker( fl_darker( color ) ) ); |
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if ( Waveform::outline ) |
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{ |
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fl_line_style( FL_SOLID, 2 ); |
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fl_color( fl_darker( fl_darker( color ) ) ); |
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fl_begin_line(); |
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fl_line_style( FL_SOLID, 2 ); |
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j = start; |
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for ( int x = X; x <= X + W; ++x, ++j ) |
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{ |
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Peak p = (*pk)[ j ]; |
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fl_begin_line(); |
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p.min *= _scale; |
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j = start; |
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for ( int x = X; x <= X + W; ++x, ++j ) |
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{ |
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Peak p = (*pk)[ j ]; |
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fl_vertex( x, Y + (H / 2) + ((float)H / 2 * p.min )); |
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} |
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p.min *= _scale; |
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fl_end_line(); |
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fl_vertex( x, Y + (H / 2) + ((float)H / 2 * p.min )); |
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} |
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fl_begin_line(); |
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fl_end_line(); |
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j = start; |
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for ( int x = X; x <= X + W; ++x, ++j ) |
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{ |
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Peak p = (*pk)[ j ]; |
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fl_begin_line(); |
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p.max *= _scale; |
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j = start; |
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for ( int x = X; x <= X + W; ++x, ++j ) |
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{ |
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Peak p = (*pk)[ j ]; |
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fl_vertex( x, Y + (H / 2) + ((float)H / 2 * p.max )); |
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} |
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p.max *= _scale; |
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fl_end_line(); |
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fl_vertex( x, Y + (H / 2) + ((float)H / 2 * p.max )); |
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} |
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fl_line_style( FL_SOLID, 0 ); |
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fl_end_line(); |
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} |
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fl_line_style( FL_SOLID, 0 ); |
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fl_pop_clip(); |
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} |
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fl_pop_clip(); |
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} |