X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=dosdemo;a=blobdiff_plain;f=src%2Fdemo.c;h=a990d5fb6fc7a1b752c72222d03fc0231e7c402d;hp=98f80012563e0089ba3394700233298a5d97eefa;hb=7deef4d5a20da09044bf7311c6ee274090cde5e6;hpb=757e7697c9a4434df6f3fdf3234de504bb4636bc diff --git a/src/demo.c b/src/demo.c index 98f8001..a990d5f 100644 --- a/src/demo.c +++ b/src/demo.c @@ -2,41 +2,91 @@ #include #include #include +#include #include +#include #include "demo.h" #include "screen.h" +#include "3dgfx.h" +#include "music.h" +#include "cfgopt.h" +#include "tinyfps.h" +#include "util.h" -int fb_width = 320; -int fb_height = 240; +#define FB_WIDTH 320 +#define FB_HEIGHT 240 + +int fb_width = FB_WIDTH; +int fb_height = FB_HEIGHT; int fb_bpp = 16; -void *fb_pixels; +uint16_t *fb_pixels, *vmem; unsigned long time_msec; int mouse_x, mouse_y; unsigned int mouse_bmask; +float sball_matrix[] = {1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1}; + static unsigned long nframes; -static const char *start_scr_name = "tunnel"; +static int console_active; int demo_init(int argc, char **argv) { - if(argv[1]) { - start_scr_name = argv[1]; + struct screen *scr; + char *env; + + if(load_config("demo.cfg") == -1) { + return -1; + } + if((env = getenv("START_SCR"))) { + opt.start_scr = env; + } + if(parse_args(argc, argv) == -1) { + return -1; + } + + initFpsFonts(); + + if(g3d_init() == -1) { + return -1; + } + g3d_framebuffer(fb_width, fb_height, fb_pixels); + + if(opt.music) { + if(music_open("data/test.mod") == -1) { + return -1; + } } if(scr_init() == -1) { return -1; } - if(scr_change(scr_lookup(start_scr_name), 4000) == -1) { - fprintf(stderr, "screen %s not found\n", start_scr_name); + if(opt.start_scr) { + scr = scr_lookup(opt.start_scr); + } else { + scr = scr_screen(0); + } + + if(!scr || scr_change(scr, 4000) == -1) { + fprintf(stderr, "screen %s not found\n", opt.start_scr ? opt.start_scr : "0"); return -1; } + /* clear the framebuffer at least once */ + memset(fb_pixels, 0, fb_width * fb_height * fb_bpp / CHAR_BIT); + + if(opt.music) { + music_play(); + } return 0; } void demo_cleanup(void) { + if(opt.music) { + music_close(); + } scr_shutdown(); + g3d_destroy(); if(time_msec) { float fps = (float)nframes / ((float)time_msec / 1000.0f); @@ -46,22 +96,202 @@ void demo_cleanup(void) void demo_draw(void) { + if(opt.music) { + music_update(); + } scr_update(); scr_draw(); + draw_mouse_pointer(vmem); + ++nframes; } -void demo_keyboard(int key, int state) + + +#define DEST(x, y) dest[(y) * FB_WIDTH + (x)] +void draw_mouse_pointer(uint16_t *fb) { - if(state) { + uint16_t *dest = fb + mouse_y * FB_WIDTH + mouse_x; + int ylines = FB_HEIGHT - mouse_y; + + switch(ylines) { + default: + case 10: + DEST(0, 9) = 0xffff; + case 9: + DEST(0, 8) = 0xffff; + DEST(1, 8) = 0xffff; + case 8: + DEST(0, 7) = 0xffff; + DEST(2, 7) = 0xffff; + DEST(1, 7) = 0; + case 7: + DEST(6, 6) = 0xffff; + DEST(0, 6) = 0xffff; + DEST(3, 6) = 0xffff; + DEST(4, 6) = 0xffff; + DEST(5, 6) = 0xffff; + DEST(1, 6) = 0; + DEST(2, 6) = 0; + case 6: + DEST(5, 5) = 0xffff; + DEST(0, 5) = 0xffff; + DEST(1, 5) = 0; + DEST(2, 5) = 0; + DEST(3, 5) = 0; + DEST(4, 5) = 0; + case 5: + DEST(4, 4) = 0xffff; + DEST(0, 4) = 0xffff; + DEST(1, 4) = 0; + DEST(2, 4) = 0; + DEST(3, 4) = 0; + case 4: + DEST(3, 3) = 0xffff; + DEST(0, 3) = 0xffff; + DEST(1, 3) = 0; + DEST(2, 3) = 0; + case 3: + DEST(2, 2) = 0xffff; + DEST(0, 2) = 0xffff; + DEST(1, 2) = 0; + case 2: + DEST(1, 1) = 0xffff; + DEST(0, 1) = 0xffff; + case 1: + DEST(0, 0) = 0xffff; + } +} + +static void change_screen(int idx) +{ + printf("change screen %d\n", idx); + scr_change(scr_screen(idx), 4000); +} + +#define CBUF_SIZE 64 +#define CBUF_MASK (CBUF_SIZE - 1) +void demo_keyboard(int key, int press) +{ + static char cbuf[CBUF_SIZE]; + static int rd, wr; + char inp[CBUF_SIZE + 1], *dptr; + int i, nscr; + + if(press) { switch(key) { case 27: demo_quit(); + return; + + case 127: + debug_break(); + return; + + case '`': + console_active = !console_active; + if(console_active) { + printf("> "); + fflush(stdout); + } else { + putchar('\n'); + } + return; + + case '\b': + if(console_active) { + if(wr != rd) { + printf("\b \b"); + fflush(stdout); + wr = (wr + CBUF_SIZE - 1) & CBUF_MASK; + } + return; + } + break; + + case '\n': + case '\r': + if(console_active) { + dptr = inp; + while(rd != wr) { + *dptr++ = cbuf[rd]; + rd = (rd + 1) & CBUF_MASK; + } + *dptr = 0; + if(inp[0]) { + printf("\ntrying to match: %s\n", inp); + nscr = scr_num_screens(); + for(i=0; iname, inp)) { + change_screen(i); + break; + } + } + } + console_active = 0; + return; + } break; default: + if(key >= '1' && key <= '9' && key <= '1' + scr_num_screens()) { + change_screen(key - '1'); + } else if(key == '0' && scr_num_screens() >= 10) { + change_screen(9); + } + + if(console_active) { + if(key < 256 && isprint(key)) { + putchar(key); + fflush(stdout); + + cbuf[wr] = key; + wr = (wr + 1) & CBUF_MASK; + if(wr == rd) { /* overflow */ + rd = (rd + 1) & CBUF_MASK; + } + } + return; + } break; } + + scr_keypress(key); + } +} + + +void mouse_orbit_update(float *theta, float *phi, float *dist) +{ + static int prev_mx, prev_my; + static unsigned int prev_bmask; + + if(mouse_bmask) { + if((mouse_bmask ^ prev_bmask) == 0) { + int dx = mouse_x - prev_mx; + int dy = mouse_y - prev_my; + + if(dx || dy) { + if(mouse_bmask & MOUSE_BN_LEFT) { + float p = *phi; + *theta += dx * 1.0; + p += dy * 1.0; + + if(p < -90) p = -90; + if(p > 90) p = 90; + *phi = p; + } + if(mouse_bmask & MOUSE_BN_RIGHT) { + *dist += dy * 0.5; + + if(*dist < 0) *dist = 0; + } + } + } } + + prev_mx = mouse_x; + prev_my = mouse_y; + prev_bmask = mouse_bmask; }