v4k-git-backup/demos/99-terrain.c

48 lines
1.6 KiB
C

#include "v4k.h"
int main() {
window_create(80, WINDOW_MSAA4);
window_title(__FILE__);
// load skybox: launch with --mie for rayleigh/mie scattering
skybox_t sky = skybox(flag("--mie") ? 0 : "cubemaps/stardust", 0);
// terrain model
// model_t mdl = model("terrain_demo.obj", 0);
model_t mdl = model("Mike.fbx", 0);
// camera
camera_t cam = camera();
// scene light
shader_bind(mdl.program);
light_t *l = scene_spawn_light();
light_update(1, l);
skybox_sh_shader(&sky);
// initialise LOD
model_lod(&mdl, 1.0, 1.0, 1);
// demo loop
while (window_swap())
{
// input
if( input_down(KEY_ESC) ) break;
if( input_down(KEY_F5) ) window_reload();
if( input_down(KEY_F11) ) window_fullscreen( window_has_fullscreen() ^ 1 );
// fps camera
bool active = ui_active() || ui_hover() || gizmo_active() ? false : input(MOUSE_L) || input(MOUSE_M) || input(MOUSE_R);
if( active ) cam.speed = clampf(cam.speed + input_diff(MOUSE_W) / 10, 0.05f, 5.0f);
vec2 mouse = scale2(vec2(input_diff(MOUSE_X), -input_diff(MOUSE_Y)), 0.2f * active);
vec3 wasdecq = scale3(vec3(input(KEY_D)-input(KEY_A),input(KEY_E)-(input(KEY_C)||input(KEY_Q)),input(KEY_W)-input(KEY_S)), cam.speed);
camera_moveby(&cam, wasdecq);
camera_fps(&cam, mouse.x,mouse.y);
window_cursor( !active );
// draw scene
skybox_render(&sky, cam.proj, cam.view);
model_render(mdl, cam.proj, cam.view, mdl.pivot, 0);
}
}