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git://projects.qi-hardware.com/ben-wpan.git
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atrf-path: visualize the limits in GUI mode
- gui.c (avg2y, segment): moved mapping from measurement to y position to separate function, to allow for sharing - gui.c (LIMIT_RGBA, draw_limit, gui): draw the limits
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@ -33,6 +33,7 @@
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#define OK_RGBA 0x00ff00ff
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#define OVER_RGBA 0xffff00ff
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#define UNDER_RGBA 0xff0000ff
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#define LIMIT_RGBA 0xff0000ff
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#define CHAN_STEP 20 /* 4 pixels/MHz */
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#define SIDE_STEP 2
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@ -45,10 +46,16 @@
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#define STATUS_R 8
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static int avg2y(double avg)
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{
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return YRES-(avg-Y_MIN)/(Y_MAX-Y_MIN)*YRES-1;
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}
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static void segment(SDL_Surface *s, int *last_x, int *last_y, int x,
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const struct sample *res, int first)
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{
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int y = YRES-(res->avg-Y_MIN)/(Y_MAX-Y_MIN)*YRES-1;
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int y = avg2y(res->avg);
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if (!first) {
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aalineColor(s, *last_x, *last_y, x, y, FG_RGBA);
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@ -83,6 +90,23 @@ static void draw(SDL_Surface *s, const struct sample *res, int cont_tx)
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}
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static void draw_limit(SDL_Surface *s, const double *v)
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{
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int x, y, i, last = 0;
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x = CHAN_X_OFFSET;
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for (i = 0; i != N_CHAN; i++) {
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y = avg2y(*v);
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if (i)
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vlineColor(s, x-CHAN_STEP/2, last, y, LIMIT_RGBA);
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hlineColor(s, x-CHAN_STEP/2, x+CHAN_STEP/2, y, LIMIT_RGBA);
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last = y;
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x += CHAN_STEP;
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v++;
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}
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}
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static void indicate(SDL_Surface *s, int fail)
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{
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static uint32_t last = 0;
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@ -179,6 +203,8 @@ void gui(const struct sweep *sweep, int sweeps)
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clear(surf);
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draw_limit(surf, sweep->min);
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draw_limit(surf, sweep->max);
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indicate(surf, fail);
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draw(surf, res, sweep->cont_tx);
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