63 lines
2.0 KiB
C
63 lines
2.0 KiB
C
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// instanced models demo
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// - rlyeh, public domain.
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#include "fwk.h"
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int main() {
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window_create(75, WINDOW_MSAA2);
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window_title(__FILE__);
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camera_t cam = camera();
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skybox_t sky = skybox("cubemaps/stardust", 0);
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model_t girl = model("kgirls01.fbx", 0);
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while( window_swap() ) {
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if(input(KEY_F5)) window_reload();
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if(input(KEY_ESC)) break;
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// fps camera
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bool active = ui_active() || ui_hover() || gizmo_active() ? false : input(MOUSE_L) || input(MOUSE_M) || input(MOUSE_R);
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window_cursor( !active );
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if( active ) cam.speed = clampf(cam.speed + input_diff(MOUSE_W) / 10, 0.05f, 5.0f);
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vec2 mouse = scale2(vec2(input_diff(MOUSE_X), -input_diff(MOUSE_Y)), 0.2f * active);
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vec3 wasdec = scale3(vec3(input(KEY_D)-input(KEY_A),input(KEY_E)-input(KEY_C),input(KEY_W)-input(KEY_S)), cam.speed);
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camera_move(&cam, wasdec.x,wasdec.y,wasdec.z);
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camera_fps(&cam, mouse.x,mouse.y);
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// ground rendering
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ddraw_ground(0);
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ddraw_flush();
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// skeletal
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profile("Skeletal update") {
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float delta = window_has_pause() ? 0 : window_delta() * 30; // 30fps anim
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girl.curframe = model_animate(girl, girl.curframe + delta);
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}
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profile("Skeletal render") {
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enum { ROW = 32, MAX_INSTANCES = ROW * ROW };
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static mat44 M[MAX_INSTANCES];
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do_once {
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int i = 0;
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for(int z = 0; z < ROW; ++z) {
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for(int x = 0; x < ROW; ++x, ++i) {
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vec3 p = vec3(-x*3,0,-z*3);
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vec3 r = vec3(0,0,0);
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vec3 s = vec3(2,2,2);
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rotationq44(M[i], eulerq(r)); scale44(M[i], s.x,s.y,s.z); relocate44(M[i], p.x,p.y,p.z);
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}
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}
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}
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model_render_instanced(girl, cam.proj, cam.view, M, 0, MAX_INSTANCES);
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}
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// skybox
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profile("Skybox") {
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skybox_render(&sky, cam.proj, cam.view);
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}
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}
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}
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