diff options
| author | Quentin Carbonneaux <quentin.carbonneaux@yale.edu> | 2015-11-16 23:06:56 -0500 |
|---|---|---|
| committer | Quentin Carbonneaux <quentin.carbonneaux@yale.edu> | 2015-11-16 23:07:03 -0500 |
| commit | 2ea517ed26e3f1adf84268648cd028efd6825e52 (patch) | |
| tree | 77f5cef28609dd60ef3336f0b1b1b258fcd33966 /minic/test | |
| parent | 41ba9c89b071fbc9097daaa6810a6abe2ba5085b (diff) | |
| download | roux-2ea517ed26e3f1adf84268648cd028efd6825e52.tar.gz | |
tweak colors and sizes in mandelbrot
Diffstat (limited to 'minic/test')
| -rw-r--r-- | minic/test/mandel.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/minic/test/mandel.c b/minic/test/mandel.c index a310cf8..68049a3 100644 --- a/minic/test/mandel.c +++ b/minic/test/mandel.c @@ -1,6 +1,15 @@ -#include <stdlib.h> -#include <stdio.h> -#include <SDL2/SDL.h> +void *malloc(); +void *SDL_CreateWindow(); +void *SDL_CreateRenderer(); +int SDL_SetRenderDrawColor(); +int SDL_RenderDrawPoint(); +int SDL_RenderClear(); +int SDL_RenderPresent(); +int SDL_PollEvent(); +int SDL_DestroyRenderer(); +int SDL_DestroyWindow(); +int SDL_Quit(); +int SDL_Init(); void *win; void *rnd; @@ -31,8 +40,8 @@ plot(int x, int y) zx = nx; zy = ny; } - n = 255 - col[n]; - SDL_SetRenderDrawColor(rnd, n, 130, n, 255); + n = col[n]; + SDL_SetRenderDrawColor(rnd, 100, n, n, 255); SDL_RenderDrawPoint(rnd, x, y); return 0; } @@ -45,8 +54,8 @@ main() { void *e; int *ie; - W = 400; - H = 400; + W = 800; + H = 800; SDL_Init(32); win = SDL_CreateWindow("Mandelbrot MiniC", 0, 0, W, H, 0); rnd = SDL_CreateRenderer(win, -1, 0); @@ -56,11 +65,9 @@ main() { c = 20; for (n=0; n<200; n++) { col[n] = c; - if (c > 255) - printf("%d\n", c); - c += (255-c)/8; + c = c + (255-c)/8; } - col[n] = 0; + col[n] = 30; SDL_RenderClear(rnd); for (x=0; x<W; x++) @@ -78,5 +85,4 @@ main() { SDL_DestroyRenderer(rnd); SDL_DestroyWindow(win); SDL_Quit(); - return 0; } |