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https://github.com/brmlab/ledbar.git
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Various changes to host/ledbar.c
This commit is contained in:
Jakub
parent
eb4da1bf77
commit
85a4b1c962
1 changed files with 111 additions and 10 deletions
121
host/ledbar.c
121
host/ledbar.c
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@ -63,7 +63,7 @@ void programW(int i, int t, double *r, double *g, double *b)
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void programE(int i, int t, double *r, double *g, double *b)
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{
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static float pos = BOXES/2;
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static float dir = 0.01;
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static float dir = 0.05;
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*r = max(1 - fabsl((pos-i)/BOXES)*4, 0);
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*g = 0;
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*b = 0;
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@ -86,14 +86,23 @@ void programT(int i, int t, double *r, double *g, double *b)
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// . -> 'x' - -> 'xxx' interelement -> ' '
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// interletter -> ' ' interword -> ' '
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// static const char *str = "brmlab rulez ";
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static const char *str = "xxx x x x x xxx x xxx xxx x xxx x x x xxx xxx x x x x xxx x x x xxx x xxx x x x xxx xxx x x ";
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static const char *str = "xxx x x x x xxx x xxx xxx x xxx x x x xxx xxx x x x "
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"x xxx x x x xxx x xxx x x x xxx xxx x x ";
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static int len;
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len = strlen(str);
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t /= 50;
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int t1 = t/10;
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int t2 = t%10;
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*r = 0;
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*g = str[(i+t)%len]=='x' ? 1 : 0;
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*b = 0;
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int c1 = str[(i+t1)%len] == 'x' ? 1 : 0;
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int c2 = str[(i+t1+1)%len] == 'x' ? 1 : 0;
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switch (2*c1+c2) {
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case 0: *g = 0; break;
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case 1: *g = t2/10.0; break;
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case 2: *g = 1-t2/10.0; break;
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case 3: *g = 1; break;
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}
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}
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// MiniPOV brmlab
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@ -106,7 +115,7 @@ void programY(int i, int t, double *r, double *g, double *b)
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"x x x x x x x x x x x x",
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"xx x x x x x xx xx "
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};
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t = t % 4;
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t = t/10 % 4;
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*r = 0;
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*g = t<4 && i<23 && bm[t][i]=='x' ? 1 : 0;
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*b = 0;
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@ -120,9 +129,11 @@ void programU(int i, int t, double *r, double *g, double *b)
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h = t/3600;
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m = t/60%60;
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s = t%60;
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*r = i==0 || i ==BOXES-1 || ((h&16) && i==BOXES-21) || ((h& 8) && i==BOXES-20) || ((h&4) && i==BOXES-19) || ((h&2) && i==BOXES-18) || ((h&1) && i==BOXES-17) ? 1 : 0;
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*g = i==0 || i ==BOXES-1 || ((m&32) && i==BOXES-15) || ((m&16) && i==BOXES-14) || ((m&8) && i==BOXES-13) || ((m&4) && i==BOXES-12) || ((m&2) && i==BOXES-11) || ((m&1) && i==BOXES-10) ? 1 : 0;
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*b = i==0 || i ==BOXES-1 || ((s&32) && i==BOXES- 8) || ((s&16) && i==BOXES- 7) || ((s&8) && i==BOXES- 6) || ((s&4) && i==BOXES- 5) || ((s&2) && i==BOXES- 4) || ((s&1) && i==BOXES- 3) ? 1 : 0;
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*r = *g = *b = 0;
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if (i == 0 || i == 6 || i == 7 || i == 14 || i == 15 || i == 22) *r = *g = *b = 1;
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else if (i < 6) *r = (h&(1<<( 5-i))) ? 1 : 0;
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else if (i < 14) *g = (m&(1<<(13-i))) ? 1 : 0;
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else if (i < 22) *b = (s&(1<<(21-i))) ? 1 : 0;
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}
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// clock - progressbar
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@ -137,8 +148,89 @@ void programI(int i, int t, double *r, double *g, double *b)
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if (m<0) m = 0; else if (m>1) m = 1;
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if (s<0) s = 0; else if (s>1) s = 1;
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*r = h;
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*g = i>7 ? m : 0;
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*b = i>15 ? s : 0;
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*g = i>=7 ? m : 0;
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*b = i>=15 ? s : 0;
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}
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// random moving lights
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void programO(int i, int t, double *r, double *g, double *b)
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{
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#define PERIOD 1200
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#define MAX_DIST 9
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t += PERIOD;
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unsigned int rnd, seed;
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int t1;
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double l, sel, dist, dir;
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t1 = t/PERIOD;
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seed = t1*3;
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rnd = rand_r(&seed) % BOXES;
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dir = (rand_r(&seed) % 1000)/10.0 - 50;
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sel = fmod(rnd+t/(PERIOD/dir), BOXES);
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if (sel < 0) sel += BOXES;
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l = 1-abs((t-t1*PERIOD)-PERIOD/2)/((double) PERIOD/2);
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l *= 3;
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if (l > 1) l = 1;
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dist = sel-i;
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if (dist < 0) dist = dist+BOXES;
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dist = fmin(dist, -dist+BOXES);
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l *= (double)(MAX_DIST-dist)/MAX_DIST;
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if (l < 0) l = 0;
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*r = l;
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t1 = (t-PERIOD/3)/PERIOD;
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seed = t1*3+1;
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rnd = rand_r(&seed) % BOXES;
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dir = (rand_r(&seed) % 1000)/10.0 - 50;
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sel = fmod(rnd+t/(PERIOD/dir), BOXES);
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if (sel < 0) sel += BOXES;
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l = 1-abs(fmod(t-PERIOD/3, PERIOD)-PERIOD/2)/((double) PERIOD/2);
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l *= 3;
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if (l > 1) l = 1;
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dist = sel-i;
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if (dist < 0) dist = dist+BOXES;
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dist = fmin(dist, -dist+BOXES);
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l *= (double)(MAX_DIST-dist)/MAX_DIST;
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if (l < 0) l = 0;
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*g = l;
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t1 = (t-PERIOD*2/3)/PERIOD;
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seed = t1*3+2;
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rnd = rand_r(&seed) % BOXES;
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dir = (rand_r(&seed) % 1000)/10.0 - 50;
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sel = fmod(rnd+t/(PERIOD/dir), BOXES);
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if (sel < 0) sel += BOXES;
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l = 1-abs(fmod(t-PERIOD*2/3, PERIOD)-PERIOD/2)/((double) PERIOD/2);
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l *= 3;
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if (l > 1) l = 1;
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dist = sel-i;
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if (dist < 0) dist = dist+BOXES;
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dist = fmin(dist, -dist+BOXES);
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l *= (double)(MAX_DIST-dist)/MAX_DIST;
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if (l < 0) l = 0;
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*b = l;
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#undef PERIOD
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#undef MAX_DIST
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}
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// alternative rainbow
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void programP(int i, int t, double *r, double *g, double *b)
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{
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double index = (double) i/BOXES;
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double time = 0.01*t;
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double phi = 6*index+time;
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int phase = ((int) phi) % 6;
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double part = fmod(phi, 1.0);
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double inc = part;
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double dec = 1-part;
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switch (phase) {
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case 0: *r=1; *g=inc; *b=0; break;
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case 1: *r=dec; *g=1; *b=0; break;
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case 2: *r=0; *g=1; *b=inc; break;
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case 3: *r=0; *g=dec; *b=1; break;
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case 4: *r=inc; *g=0; *b=1; break;
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case 5: *r=1; *g=0; *b=dec; break;
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}
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}
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@ -169,6 +261,8 @@ int main(int argc, char* argv[])
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int quit = 0;
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int t = 0;
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int size;
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int lastUpdate = 0;
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int sleep;
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if (SDL_Init(SDL_INIT_VIDEO) < 0) return 1;
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if (!(screen = SDL_SetVideoMode(RESX, RESY, BPP, SDL_HWSURFACE))) {
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@ -199,12 +293,19 @@ int main(int argc, char* argv[])
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case SDLK_y: program = programY; break;
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case SDLK_u: program = programU; break;
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case SDLK_i: program = programI; break;
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case SDLK_o: program = programO; break;
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case SDLK_p: program = programP; break;
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case SDLK_ESCAPE: quit = 1; break;
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default: break;
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}
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break;
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}
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}
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sleep = 25 - (SDL_GetTicks() - lastUpdate);
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if (sleep > 0) {
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SDL_Delay(sleep);
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}
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lastUpdate += 25;
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}
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SDL_Quit();
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return 0;
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