mirror of
https://github.com/brmlab/ledbar.git
synced 2025-06-09 21:34:00 +02:00
Move host software to host/ subdirectory.
This commit is contained in:
Petr Baudis
parent
141028bc90
commit
39428b3e29
3 changed files with 0 additions and 0 deletions
10
host/Makefile
Normal file
10
host/Makefile
Normal file
|
|
@ -0,0 +1,10 @@
|
|||
CFLAGS=$(shell sdl-config --cflags) -Wall
|
||||
LDFLAGS=$(shell sdl-config --libs)
|
||||
|
||||
all: ledbar
|
||||
|
||||
ledbar: ledbar.c
|
||||
gcc ledbar.c -o ledbar $(CFLAGS) $(LDFLAGS)
|
||||
|
||||
clean:
|
||||
rm -f ledbar
|
||||
5
host/README
Normal file
5
host/README
Normal file
|
|
@ -0,0 +1,5 @@
|
|||
* http://brmlab.cz/project/ledbar
|
||||
|
||||
* control with Q, W
|
||||
|
||||
* quit with escape or close the window
|
||||
211
host/ledbar.c
Normal file
211
host/ledbar.c
Normal file
|
|
@ -0,0 +1,211 @@
|
|||
/*
|
||||
* Copyright (c) 2010 Pavol Rusnak <stick@gk2.sk>
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <math.h>
|
||||
#include <time.h>
|
||||
#include <SDL.h>
|
||||
|
||||
#define min(x,y) ( (x)<(y) ? (x) : (y) )
|
||||
#define max(x,y) ( (x)>(y) ? (x) : (y) )
|
||||
|
||||
#define DEBUG 1
|
||||
|
||||
#define RESX 800
|
||||
#define RESY 600
|
||||
#define BPP 32
|
||||
#define BOXES 23
|
||||
|
||||
SDL_Rect rects[BOXES];
|
||||
|
||||
void (*program)(int i, int t, double *r, double *g, double *b);
|
||||
|
||||
// rainbow
|
||||
void programQ(int i, int t, double *r, double *g, double *b)
|
||||
{
|
||||
double index = 1.0*i/BOXES;
|
||||
double time = 0.01*t;
|
||||
*r = (sin(M_PI*2*index+time)+1.0)/2;
|
||||
*g = (sin(M_PI*2*index+time+M_PI*2/3)+1.0)/2;
|
||||
*b = (sin(M_PI*2*index+time+M_PI*4/3)+1.0)/2;
|
||||
}
|
||||
|
||||
// rainbow with different speeds
|
||||
void programW(int i, int t, double *r, double *g, double *b)
|
||||
{
|
||||
double index = 1.0*i/BOXES;
|
||||
double time = 0.01*t;
|
||||
*r = (sin(M_PI*2*index+time)+1.0)/2;
|
||||
*g = (sin(M_PI*2*index+time/1.618)+1.0)/2;
|
||||
*b = (sin(M_PI*2*index+time*1.618)+1.0)/2;
|
||||
}
|
||||
|
||||
// knight rider
|
||||
void programE(int i, int t, double *r, double *g, double *b)
|
||||
{
|
||||
static float pos = BOXES/2;
|
||||
static float dir = 0.01;
|
||||
*r = max(1 - fabsl((pos-i)/BOXES)*4, 0);
|
||||
*g = 0;
|
||||
*b = 0;
|
||||
pos += dir;
|
||||
if (pos < 0 || pos > BOXES) dir = -dir;
|
||||
}
|
||||
|
||||
// binary
|
||||
void programR(int i, int t, double *r, double *g, double *b)
|
||||
{
|
||||
t /= 10;
|
||||
*r = 0;
|
||||
*g = t & (1<<(BOXES-i-1)) ? 1 : 0;
|
||||
*b = 0;
|
||||
}
|
||||
|
||||
// morse code
|
||||
void programT(int i, int t, double *r, double *g, double *b)
|
||||
{
|
||||
// . -> 'x' - -> 'xxx' interelement -> ' '
|
||||
// interletter -> ' ' interword -> ' '
|
||||
// static const char *str = "brmlab rulez ";
|
||||
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 ";
|
||||
static int len;
|
||||
len = strlen(str);
|
||||
|
||||
t /= 50;
|
||||
*r = 0;
|
||||
*g = str[(i+t)%len]=='x' ? 1 : 0;
|
||||
*b = 0;
|
||||
}
|
||||
|
||||
// MiniPOV brmlab
|
||||
void programY(int i, int t, double *r, double *g, double *b)
|
||||
{
|
||||
|
||||
static const char *bm[] = {
|
||||
"x x x ",
|
||||
"xx x x x x xx xx ",
|
||||
"x x x x x x x x x x x x",
|
||||
"xx x x x x x xx xx "
|
||||
};
|
||||
t = t % 4;
|
||||
*r = 0;
|
||||
*g = t<4 && i<23 && bm[t][i]=='x' ? 1 : 0;
|
||||
*b = 0;
|
||||
}
|
||||
|
||||
// clock - binary
|
||||
void programU(int i, int t, double *r, double *g, double *b)
|
||||
{
|
||||
int h, m, s;
|
||||
t = time(NULL) % 86400;
|
||||
h = t/3600;
|
||||
m = t/60%60;
|
||||
s = t%60;
|
||||
*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;
|
||||
*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;
|
||||
*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;
|
||||
}
|
||||
|
||||
// clock - progressbar
|
||||
void programI(int i, int t, double *r, double *g, double *b)
|
||||
{
|
||||
double h, m, s;
|
||||
t = time(NULL) % 86400;
|
||||
h = 7.0*(t/3600)/24 - i;
|
||||
m = 8.0*(t/60%60)/60 - (i-7);
|
||||
s = 8.0*(t%60)/60 - (i-15);
|
||||
if (h<0) h = 0; else if (h>1) h = 1;
|
||||
if (m<0) m = 0; else if (m>1) m = 1;
|
||||
if (s<0) s = 0; else if (s>1) s = 1;
|
||||
*r = h;
|
||||
*g = i>7 ? m : 0;
|
||||
*b = i>15 ? s : 0;
|
||||
}
|
||||
|
||||
|
||||
void drawScreen(SDL_Surface* screen, int t)
|
||||
{
|
||||
int i;
|
||||
double r, g, b;
|
||||
|
||||
if(SDL_MUSTLOCK(screen) && SDL_LockSurface(screen) < 0) return;
|
||||
|
||||
for (i=0; i<BOXES; ++i) {
|
||||
program(i, t, &r, &g, &b);
|
||||
#ifdef DEBUG
|
||||
printf("%2d %d %f %f %f\n", i, t, r, g, b);
|
||||
#endif
|
||||
SDL_FillRect(screen, &rects[i], SDL_MapRGB(screen->format, r*255, g*255, b*255));
|
||||
}
|
||||
|
||||
if (SDL_MUSTLOCK(screen)) SDL_UnlockSurface(screen);
|
||||
SDL_Flip(screen);
|
||||
}
|
||||
|
||||
|
||||
int main(int argc, char* argv[])
|
||||
{
|
||||
SDL_Surface *screen;
|
||||
SDL_Event event;
|
||||
int quit = 0;
|
||||
int t = 0;
|
||||
int size;
|
||||
|
||||
if (SDL_Init(SDL_INIT_VIDEO) < 0) return 1;
|
||||
if (!(screen = SDL_SetVideoMode(RESX, RESY, BPP, SDL_HWSURFACE))) {
|
||||
SDL_Quit();
|
||||
return 1;
|
||||
}
|
||||
size = (RESX-(BOXES+1)*4)/BOXES;
|
||||
for (t=0; t<BOXES; ++t) {
|
||||
rects[t].h = size;
|
||||
rects[t].w = size;
|
||||
rects[t].x = t*(size+4) + (RESX-(size+4)*BOXES+4)/2;
|
||||
rects[t].y = (RESY-size)/2;
|
||||
}
|
||||
program = programQ;
|
||||
while (!quit) {
|
||||
drawScreen(screen,t++);
|
||||
while(SDL_PollEvent(&event)) {
|
||||
switch (event.type) {
|
||||
case SDL_QUIT:
|
||||
quit = 1; break;
|
||||
case SDL_KEYDOWN:
|
||||
switch(event.key.keysym.sym) {
|
||||
case SDLK_q: program = programQ; break;
|
||||
case SDLK_w: program = programW; break;
|
||||
case SDLK_e: program = programE; break;
|
||||
case SDLK_r: program = programR; break;
|
||||
case SDLK_t: program = programT; break;
|
||||
case SDLK_y: program = programY; break;
|
||||
case SDLK_u: program = programU; break;
|
||||
case SDLK_i: program = programI; break;
|
||||
case SDLK_ESCAPE: quit = 1; break;
|
||||
default: break;
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
SDL_Quit();
|
||||
return 0;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue