v4k-git-backup/demos/html5/hello.c

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2024-08-15 08:40:23 +00:00
// playground tests for V4K
// - rlyeh, public domain
//
// # quickstart
// - win/vc : cl hello.c
// - win/clang-cl : clang-cl hello.c
// - win/tcc : tools\tcc hello.c -m64
// - win/mingw : gcc hello.c -lws2_32 -lwinmm -ldbghelp -lole32 -luser32 -lgdi32 -lcomdlg32
// - win/clang : clang hello.c -lws2_32 -lwinmm -ldbghelp -lole32 -luser32 -lgdi32 -lcomdlg32
// - linux : cc hello.c -lm -ldl -lpthread -lX11
// - linux/tcc : tcc hello.c -lm -ldl -lpthread -lX11 -D__STDC_NO_VLA__
// - osx : cc -ObjC hello.c -framework cocoa -framework iokit -framework audiotoolbox
#include "v4k.h"
// options
unsigned no_flags = 0;
bool do_debugdraw = 1;
// load skybox: launch with --mie for rayleigh/mie scattering
skybox_t sky;
// animated models loading
model_t girl;
// camera
camera_t cam;
void gameloop(void *userdata)
{
// input
if( input_down(KEY_ESC) && !is(ems) ) exit(0);
if( input_down(KEY_F5) ) window_reload();
if( input_down(KEY_F11) ) window_fullscreen( window_has_fullscreen() ^ 1 );
if( input_down(KEY_X) && input_held(KEY_LALT) ) window_screenshot(__FILE__ ".png");
if( input_down(KEY_Z) && input_held(KEY_LALT) ) window_record(__FILE__ ".mp4");
// 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 );
// apply post-fxs from here
//fx_begin();
// debug draw
ddraw_ground(0);
if(do_debugdraw) ddraw_demo(); // showcase many debugdraw shapes
ddraw_flush();
// draw skybox
skybox_render(&sky, cam.proj, cam.view);
// animate girl
float delta = window_delta() * 30; // 30fps anim
girl.curframe = model_animate(girl, girl.curframe + delta);
// draw girl
model_render(girl, cam.proj, cam.view, girl.pivot, no_flags);
// post-fxs end here
//fx_end();
// font demo
font_print(va(FONT_BOTTOM FONT_RIGHT FONT_H6 "%5.2f FPS", window_fps()));
// draw ui demo (true=showcase windows)
ui_demo(true);
// draw ui
if( ui_panel("App ", PANEL_OPEN))
{
ui_section("DebugDraw");
if( ui_bool("Show debugdraw demo", &do_debugdraw) ) {}
ui_section("Script");
if( ui_button("Test Lua") ) script_run("ui_notify(nil, \"Hello from Lua! Version: \" .. _VERSION)");
ui_panel_end();
}
}
int main() {
// window (80% sized, MSAA x4 flag)
window_create(80, WINDOW_MSAA4);
window_title(__FILE__);
// load skybox: launch with --mie for rayleigh/mie scattering
sky = skybox(flag("--mie") ? 0 : "cubemaps/stardust", no_flags);
// animated models loading
girl = model("kgirl/kgirls01.fbx", no_flags);
compose44( girl.pivot, vec3(0,0,0), eulerq(vec3(-90,0,0)), vec3(2,2,2)); // position, rotation, scale
// camera
cam = camera();
// demo loop
window_loop(gameloop, NULL);
}