luboslenco
96 lines
3.3 KiB
TypeScript
96 lines
3.3 KiB
TypeScript
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class Viewport {
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static scale_to_bounds = () => {
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let po: mesh_object_t = Context.raw.merged_object == null ? Context.main_object() : Context.raw.merged_object;
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let md: mesh_data_t = po.data;
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let aabb: vec4_t = mesh_data_calculate_aabb(md);
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let r: f32 = Math.sqrt(aabb.x * aabb.x + aabb.y * aabb.y + aabb.z * aabb.z);
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po = Context.main_object();
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po.base.transform.dim.x = aabb.x;
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po.base.transform.dim.y = aabb.y;
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po.base.transform.dim.z = aabb.z;
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vec4_set(po.base.transform.scale, 2 / r, 2 / r, 2 / r);
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vec4_set(po.base.transform.loc, 0, 0, 0);
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transform_build_matrix(po.base.transform);
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for (let c of po.base.children) {
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vec4_set(c.transform.loc, 0, 0, 0);
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transform_build_matrix(c.transform);
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}
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}
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static reset = () => {
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let cam: camera_object_t = scene_camera;
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for (let o of _scene_raw.objects) {
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if (o.type == "camera_object") {
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mat4_set_from_f32_array(cam.base.transform.local, o.transform);
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transform_decompose(cam.base.transform);
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if (Context.raw.fov_handle != null) Context.raw.fov_handle.value = cam.data.fov = Base.default_fov;
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Context.raw.cam_handle.position = 0;
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cam.data.ortho = null;
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camera_object_build_proj(cam);
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Context.raw.ddirty = 2;
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Camera.reset();
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transform_reset(Context.main_object().base.transform);
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break;
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}
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}
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}
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static set_view = (x: f32, y: f32, z: f32, rx: f32, ry: f32, rz: f32) => {
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quat_set(Context.raw.paint_object.base.transform.rot, 0, 0, 0, 1);
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Context.raw.paint_object.base.transform.dirty = true;
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let cam: camera_object_t = scene_camera;
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let dist: f32 = vec4_len(cam.base.transform.loc);
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vec4_set(cam.base.transform.loc, x * dist, y * dist, z * dist);
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quat_from_euler(cam.base.transform.rot, rx, ry, rz);
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transform_build_matrix(cam.base.transform);
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camera_object_build_proj(cam);
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Context.raw.ddirty = 2;
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Camera.reset(Context.raw.view_index_last);
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}
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static orbit = (x: f32, y: f32) => {
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let cam: camera_object_t = scene_camera;
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let dist: f32 = Camera.distance();
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transform_move(cam.base.transform, camera_object_look_world(cam), dist);
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transform_rotate(cam.base.transform, vec4_create(0, 0, 1), x);
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transform_rotate(cam.base.transform, camera_object_right_world(cam), y);
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transform_move(cam.base.transform, camera_object_look_world(cam), -dist);
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Context.raw.ddirty = 2;
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}
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static orbit_opposite = () => {
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let cam: camera_object_t = scene_camera;
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let z: f32 = Math.abs(camera_object_look(cam).z) - 1.0;
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(z < 0.0001 && z > -0.0001) ? Viewport.orbit(0, Math.PI) : Viewport.orbit(Math.PI, 0);
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}
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static zoom = (f: f32) => {
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let cam: camera_object_t = scene_camera;
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transform_move(cam.base.transform, camera_object_look(cam), f);
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Context.raw.ddirty = 2;
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}
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static update_camera_type = (cameraType: i32) => {
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let cam: camera_object_t = scene_cameras[0];
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let light: light_object_t = scene_lights[0];
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if (cameraType == camera_type_t.PERSPECTIVE) {
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cam.data.ortho = null;
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light.base.visible = true;
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}
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else {
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let f32a: Float32Array = new Float32Array(4);
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let f: f32 = cam.data.fov * vec4_len(mat4_get_loc(cam.base.transform.world)) / 2.5;
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f32a[0] = -2 * f;
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f32a[1] = 2 * f;
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f32a[2] = -2 * f * (app_h() / app_w());
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f32a[3] = 2 * f * (app_h() / app_w());
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cam.data.ortho = f32a;
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light.base.visible = false;
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}
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camera_object_build_proj(cam);
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Context.raw.ddirty = 2;
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}
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}
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