luboslenco
278 lines
12 KiB
TypeScript
278 lines
12 KiB
TypeScript
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let camera_origins: vec4_box_t[];
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let camera_views: mat4_box_t[];
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let camera_redraws: i32 = 0;
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let camera_dir: vec4_t = vec4_create();
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let camera_ease: f32 = 1.0;
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let camera_controls_down: bool = false;
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function camera_init() {
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camera_reset();
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}
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function camera_update() {
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let camera: camera_object_t = scene_camera;
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if (mouse_view_x() < 0 || mouse_view_x() > sys_w() || mouse_view_y() < 0 || mouse_view_y() > sys_h()) {
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if (config_raw.wrap_mouse && camera_controls_down) {
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if (mouse_view_x() < 0) {
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mouse_x = mouse_last_x = sys_x() + sys_w();
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iron_mouse_set_position(math_floor(mouse_x), math_floor(mouse_y));
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}
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else if (mouse_view_x() > sys_w()) {
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mouse_x = mouse_last_x = sys_x();
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iron_mouse_set_position(math_floor(mouse_x), math_floor(mouse_y));
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}
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else if (mouse_view_y() < 0) {
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mouse_y = mouse_last_y = sys_y() + sys_h();
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iron_mouse_set_position(math_floor(mouse_x), math_floor(mouse_y));
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}
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else if (mouse_view_y() > sys_h()) {
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mouse_y = mouse_last_y = sys_y();
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iron_mouse_set_position(math_floor(mouse_x), math_floor(mouse_y));
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}
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}
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else {
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return;
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}
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}
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let modif_key: bool = keyboard_down("alt") || keyboard_down("shift") || keyboard_down("control");
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let modif: bool = modif_key || map_get(config_keymap, "action_rotate") == "middle";
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let default_keymap: bool = config_raw.keymap == "default.json";
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if (operator_shortcut(map_get(config_keymap, "action_rotate"), shortcut_type_t.STARTED) ||
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operator_shortcut(map_get(config_keymap, "action_zoom"), shortcut_type_t.STARTED) ||
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operator_shortcut(map_get(config_keymap, "action_pan"), shortcut_type_t.STARTED) ||
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operator_shortcut(map_get(config_keymap, "rotate_envmap"), shortcut_type_t.STARTED) || (mouse_started("right") && !modif) ||
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(mouse_started("middle") && !modif) || (mouse_wheel_delta != 0 && !modif_key)) {
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camera_controls_down = true;
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}
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else if (!operator_shortcut(map_get(config_keymap, "action_rotate"), shortcut_type_t.DOWN) &&
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!operator_shortcut(map_get(config_keymap, "action_zoom"), shortcut_type_t.DOWN) &&
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!operator_shortcut(map_get(config_keymap, "action_pan"), shortcut_type_t.DOWN) &&
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!operator_shortcut(map_get(config_keymap, "rotate_envmap"), shortcut_type_t.DOWN) && !(mouse_down("right") && !modif) &&
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!(mouse_down("middle") && !modif) && (mouse_wheel_delta == 0 && !modif_key)) {
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camera_controls_down = false;
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}
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if (_input_occupied || !base_ui_enabled || base_is_dragging || ui.is_scrolling || ui.combo_selected_handle != null || !camera_controls_down) {
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return;
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}
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let controls: camera_controls_t = context_raw.camera_controls;
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if (controls == camera_controls_t.ORBIT &&
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(operator_shortcut(map_get(config_keymap, "action_rotate"), shortcut_type_t.DOWN) || (mouse_down("right") && !modif && default_keymap))) {
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camera_redraws = 2;
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let dist: f32 = camera_distance();
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transform_move(camera.base.transform, camera_object_look_world(camera), dist);
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transform_rotate(camera.base.transform, vec4_z_axis(), -mouse_movement_x / 100 * config_raw.camera_rotation_speed);
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transform_rotate(camera.base.transform, camera_object_right_world(camera), -mouse_movement_y / 100 * config_raw.camera_rotation_speed);
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let up_world: vec4_t = camera_object_up_world(camera);
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if (up_world.z < 0 && !config_raw.camera_upside_down) {
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transform_rotate(camera.base.transform, camera_object_right_world(camera), mouse_movement_y / 100 * config_raw.camera_rotation_speed);
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}
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transform_move(camera.base.transform, camera_object_look_world(camera), -dist);
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}
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else if (controls == camera_controls_t.ROTATE &&
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(operator_shortcut(map_get(config_keymap, "action_rotate"), shortcut_type_t.DOWN) || (mouse_down("right") && !modif && default_keymap))) {
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camera_redraws = 2;
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let t: transform_t = context_main_object().base.transform;
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let up: vec4_t = transform_up(t);
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transform_rotate(t, up, (mouse_movement_x / 120) * config_raw.camera_rotation_speed);
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let right: vec4_t = camera_object_right_world(camera);
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transform_rotate(t, right, (mouse_movement_y / 120) * config_raw.camera_rotation_speed);
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transform_build_matrix(t);
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let tup: vec4_t = transform_up(t);
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if (tup.z < 0 && !config_raw.camera_upside_down) {
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transform_rotate(t, right, -(mouse_movement_y / 120) * config_raw.camera_rotation_speed);
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}
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}
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if (controls == camera_controls_t.ROTATE || controls == camera_controls_t.ORBIT) {
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camera_pan_action(modif, default_keymap);
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if (operator_shortcut(map_get(config_keymap, "action_zoom"), shortcut_type_t.DOWN)) {
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camera_redraws = 2;
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let f: f32 = camera_get_zoom_delta() / (150 * (1.0 / (camera_distance() / 2.0)));
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f *= camera_get_zoom_speed();
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transform_move(camera.base.transform, camera_object_look(camera), f);
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}
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if (mouse_wheel_delta != 0 && !modif_key) {
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camera_redraws = 2;
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let f: f32 = mouse_wheel_delta * (-0.2) * ((camera_distance() / 4.0));
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f *= camera_get_zoom_speed();
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transform_move(camera.base.transform, camera_object_look(camera), f);
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}
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}
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else if (controls == camera_controls_t.FLY && mouse_down("right")) {
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let move_forward: bool = keyboard_down("w") || keyboard_down("up") || mouse_wheel_delta < 0;
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let move_backward: bool = keyboard_down("s") || keyboard_down("down") || mouse_wheel_delta > 0;
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let strafe_left: bool = keyboard_down("a") || keyboard_down("left");
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let strafe_right: bool = keyboard_down("d") || keyboard_down("right");
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let strafe_up: bool = keyboard_down("e");
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let strafe_down: bool = keyboard_down("q");
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let fast: f32 = keyboard_down("shift") ? 2.0 : (keyboard_down("alt") ? 0.5 : 1.0);
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if (mouse_wheel_delta != 0) {
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fast *= math_abs(mouse_wheel_delta) * 4.0;
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}
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if (move_forward || move_backward || strafe_right || strafe_left || strafe_up || strafe_down) {
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camera_ease += sys_delta() * 15;
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if (camera_ease > 1.0) {
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camera_ease = 1.0;
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}
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camera_dir = vec4_create(0, 0, 0);
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let look: vec4_t = camera_object_look(camera);
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let right: vec4_t = camera_object_right(camera);
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if (move_forward) {
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camera_dir = vec4_fadd(camera_dir, look.x, look.y, look.z);
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}
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if (move_backward) {
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camera_dir = vec4_fadd(camera_dir, -look.x, -look.y, -look.z);
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}
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if (strafe_right) {
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camera_dir = vec4_fadd(camera_dir, right.x, right.y, right.z);
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}
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if (strafe_left) {
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camera_dir = vec4_fadd(camera_dir, -right.x, -right.y, -right.z);
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}
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if (strafe_up) {
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camera_dir = vec4_fadd(camera_dir, 0, 0, 1);
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}
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if (strafe_down) {
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camera_dir = vec4_fadd(camera_dir, 0, 0, -1);
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}
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}
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else {
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camera_ease -= sys_delta() * 20.0 * camera_ease;
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if (camera_ease < 0.0) {
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camera_ease = 0.0;
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}
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}
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let d: f32 = sys_delta() * fast * camera_ease * 2.0 * ((move_forward || move_backward) ? config_raw.camera_zoom_speed : config_raw.camera_pan_speed);
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if (d > 0.0) {
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transform_move(camera.base.transform, camera_dir, d);
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if (context_raw.camera_type == camera_type_t.ORTHOGRAPHIC) {
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viewport_update_camera_type(context_raw.camera_type);
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}
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}
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camera_redraws = 2;
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transform_rotate(camera.base.transform, vec4_z_axis(), -mouse_movement_x / 200 * config_raw.camera_rotation_speed);
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transform_rotate(camera.base.transform, camera_object_right(camera), -mouse_movement_y / 200 * config_raw.camera_rotation_speed);
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}
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if (operator_shortcut(map_get(config_keymap, "view_pivot_center"), shortcut_type_t.STARTED)) {
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camera_set_pivot_center_to_mouse();
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}
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if (operator_shortcut(map_get(config_keymap, "rotate_envmap"), shortcut_type_t.DOWN)) {
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camera_redraws = 2;
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context_raw.envmap_angle -= mouse_movement_x / 100;
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}
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if (camera_redraws > 0) {
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camera_redraws--;
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context_raw.ddirty = 2;
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if (context_raw.camera_type == camera_type_t.ORTHOGRAPHIC) {
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viewport_update_camera_type(context_raw.camera_type);
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}
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}
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}
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function camera_distance(): f32 {
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let camera: camera_object_t = scene_camera;
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return vec4_dist(camera_origins[camera_index()].v, camera.base.transform.loc);
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}
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function camera_index(): i32 {
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return context_raw.view_index_last > 0 ? 1 : 0;
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}
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function camera_get_zoom_speed(): f32 {
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let sign: i32 = config_raw.zoom_direction == zoom_direction_t.VERTICAL_INVERTED || config_raw.zoom_direction == zoom_direction_t.HORIZONTAL_INVERTED ||
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config_raw.zoom_direction == zoom_direction_t.VERTICAL_HORIZONTAL_INVERTED
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? -1
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: 1;
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let camera: camera_object_t = scene_camera;
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let fov_adjust: f32 = camera.data.fov;
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return (config_raw.camera_zoom_speed * sign) / fov_adjust;
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}
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function camera_reset(view_index: i32 = -1) {
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let camera: camera_object_t = scene_camera;
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if (view_index == -1) {
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let v0: vec4_box_t = {v : vec4_create(0, 0, 0, 1)};
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let v1: vec4_box_t = {v : vec4_create(0, 0, 0, 1)};
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camera_origins = [ v0, v1 ];
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let m0: mat4_box_t = {v : mat4_clone(camera.base.transform.local)};
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let m1: mat4_box_t = {v : mat4_clone(camera.base.transform.local)};
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camera_views = [ m0, m1 ];
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}
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else {
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camera_origins[view_index].v = vec4_create(0, 0, 0);
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camera_views[view_index].v = mat4_clone(camera.base.transform.local);
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}
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/// if arm_ios
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if (config_is_iphone()) {
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viewport_zoom(-2.8);
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let right: vec4_t = vec4_mult(transform_right(camera.base.transform), -0.135);
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camera.base.transform.loc = vec4_add(camera.base.transform.loc, right);
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camera_origins[camera_index()].v = vec4_add(camera_origins[camera_index()].v, right);
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camera_object_build_mat(camera);
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}
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/// end
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}
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function camera_pan_action(modif: bool, default_keymap: bool) {
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let camera: camera_object_t = scene_camera;
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if (operator_shortcut(map_get(config_keymap, "action_pan"), shortcut_type_t.DOWN) || (mouse_down("middle") && !modif && default_keymap)) {
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camera_redraws = 2;
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let f: f32 = 150 * (1.0 / (camera_distance() / 4.0));
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let look: vec4_t = vec4_mult(transform_look(camera.base.transform), mouse_movement_y / f * config_raw.camera_pan_speed);
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let right: vec4_t = vec4_mult(transform_right(camera.base.transform), -mouse_movement_x / f * config_raw.camera_pan_speed);
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camera.base.transform.loc = vec4_add(camera.base.transform.loc, look);
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camera.base.transform.loc = vec4_add(camera.base.transform.loc, right);
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camera_origins[camera_index()].v = vec4_add(camera_origins[camera_index()].v, look);
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camera_origins[camera_index()].v = vec4_add(camera_origins[camera_index()].v, right);
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camera_object_build_mat(camera);
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}
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}
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function camera_get_zoom_delta(): f32 {
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return config_raw.zoom_direction == zoom_direction_t.VERTICAL ? -mouse_movement_y
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: config_raw.zoom_direction == zoom_direction_t.VERTICAL_INVERTED ? -mouse_movement_y
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: config_raw.zoom_direction == zoom_direction_t.HORIZONTAL ? mouse_movement_x
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: config_raw.zoom_direction == zoom_direction_t.HORIZONTAL_INVERTED ? mouse_movement_x
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: -(mouse_movement_y - mouse_movement_x);
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}
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function camera_set_pivot_center_to_mouse() {
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util_render_pick_pos_nor_tex();
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let is_mesh: bool = math_abs(context_raw.posx_picked) < 50 && math_abs(context_raw.posy_picked) < 50 && math_abs(context_raw.posz_picked) < 50;
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if (!is_mesh) {
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return;
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}
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let o: vec4_box_t = camera_origins[camera_index()];
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o.v.x = context_raw.posx_picked;
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o.v.y = context_raw.posy_picked;
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o.v.z = context_raw.posz_picked;
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camera_redraws = 2;
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let camera: camera_object_t = scene_camera;
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let up: vec4_t = vec4_mult(transform_up(camera.base.transform), camera_distance());
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camera.base.transform.loc.x = context_raw.posx_picked;
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camera.base.transform.loc.y = context_raw.posy_picked;
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camera.base.transform.loc.z = context_raw.posz_picked;
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camera.base.transform.loc = vec4_add(camera.base.transform.loc, up);
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camera_object_build_mat(camera);
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}
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