80 lines
1.5 KiB
C
80 lines
1.5 KiB
C
/*
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* drawlines
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*
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* Test application to draw lines to a window.
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*/
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#include <stdlib.h>
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#include <assert.h>
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#include <syscall.h>
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#include <unistd.h>
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#include "lib/yutani.h"
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#include "lib/graphics.h"
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#include "lib/pthread.h"
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static int left, top, width, height;
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static yutani_t * yctx;
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static yutani_window_t * wina;
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static gfx_context_t * ctx;
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static int should_exit = 0;
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static int32_t min(int32_t a, int32_t b) {
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return (a < b) ? a : b;
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}
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static int32_t max(int32_t a, int32_t b) {
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return (a > b) ? a : b;
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}
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void * draw_thread(void * garbage) {
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(void)garbage;
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while (!should_exit) {
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draw_line(ctx, rand() % width, rand() % width, rand() % height, rand() % height, rgb(rand() % 255,rand() % 255,rand() % 255));
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yutani_flip(yctx, wina);
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usleep(16666);
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}
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pthread_exit(0);
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}
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int main (int argc, char ** argv) {
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left = 100;
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top = 100;
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width = 500;
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height = 500;
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yctx = yutani_init();
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wina = yutani_window_create(yctx, width, height);
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yutani_window_move(yctx, wina, left, top);
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ctx = init_graphics_yutani(wina);
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draw_fill(ctx, rgb(0,0,0));
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pthread_t thread;
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pthread_create(&thread, NULL, draw_thread, NULL);
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while (!should_exit) {
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yutani_msg_t * m = yutani_poll(yctx);
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if (m) {
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switch (m->type) {
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case YUTANI_MSG_KEY_EVENT:
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{
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struct yutani_msg_key_event * ke = (void*)m->data;
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if (ke->event.action == KEY_ACTION_DOWN && ke->event.keycode == 'q') {
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should_exit = 1;
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syscall_yield();
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}
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}
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break;
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default:
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break;
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}
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}
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free(m);
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}
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yutani_close(yctx, wina);
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return 0;
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}
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