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Symmetry
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A 3d fps game made in OpenGL
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Symmetry/src/game/editor.c

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#include "editor.h"
#include "renderer.h"
#include "gl_load.h"
#include "../common/log.h"
#include "camera.h"
#include "model.h"
#include "texture.h"
#include "framebuffer.h"
#include "../common/array.h"
#include "../common/hashmap.h"
#include "shader.h"
#include "../common/num_types.h"
#include "light.h"
#include "entity.h"
#include "transform.h"
#include "game.h"
#include "gui.h"
#include "../common/array.h"
#include "../common/variant.h"
#include "../common/num_types.h"
#include "../common/string_utils.h"
#include "bounding_volumes.h"
#include "input.h"
#include "scene.h"
#include "../system/file_io.h"
#include "../system/config_vars.h"
#include "../system/platform.h"
#include "event.h"
#include "im_render.h"
#include "geometry.h"
#include "gui.h"
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <string.h>
#include <float.h>
#include <limits.h>
#include <math.h>
struct Debug_Variable
{
struct Variant data;
char* name;
};
enum Editor_Mode
{
EDITOR_MODE_NORMAL = 0,
EDITOR_MODE_TRANSLATE,
EDITOR_MODE_ROTATE,
EDITOR_MODE_SCALE,
EDITOR_MODE_MAX
};
enum Editor_Axis
{
EDITOR_AXIS_XZ = 0,
EDITOR_AXIS_X,
EDITOR_AXIS_Y,
EDITOR_AXIS_Z,
EDITOR_AXIS_NONE
};
static struct Debug_Variable* debug_vars_list = NULL;
static int* empty_indices = NULL;
static int window_flags = NK_WINDOW_BORDER |
NK_WINDOW_CLOSABLE |
NK_WINDOW_MOVABLE |
NK_WINDOW_SCROLL_AUTO_HIDE |
NK_WINDOW_SCALABLE;
static void editor_on_mousebutton_press(const struct Event* event);
static void editor_on_mousebutton_release(const struct Event* event);
static void editor_on_mousemotion(const struct Event* event);
static void editor_on_key_release(const struct Event* event);
static void editor_on_key_press(const struct Event* event);
static void editor_camera_update(struct Editor* editor, float dt);
static void editor_show_entity_in_list(struct Editor* editor, struct nk_context* context, struct Scene* scene, struct Entity* entity);
static void editor_widget_color_combov3(struct nk_context* context, vec3* color, int width, int height);
static void editor_widget_color_combov4(struct nk_context* context, vec4* color, int width, int height);
static bool editor_widget_v3(struct nk_context* context,
vec3* value,
const char* name_x,
const char* name_y,
const char* name_z,
float min,
float max,
float step,
float inc_per_pixel,
int row_height);
static void editor_window_scene_heirarchy(struct nk_context* context, struct Editor* editor, struct Game_State* game_state);
static void editor_window_debug_variables(struct nk_context* context, struct Editor* editor);
static void editor_window_property_inspector(struct nk_context* context, struct Editor* editor, struct Game_State* game_state);
static void editor_window_renderer_settings(struct nk_context* context, struct Editor* editor, struct Game_State* game_state);
static void editor_window_settings_editor(struct nk_context* context, struct Editor* editor, struct Game_State* game_state);
static void editor_axis_set(struct Editor* editor, int axis);
static void editor_entity_select(struct Editor* editor, struct Entity* entity);
static void editor_mode_set(struct Editor* editor, int mode);
void editor_init(struct Editor* editor)
{
editor->window_settings_renderer = 0;
editor->window_settings_editor = 0;
editor->window_debug_variables = 0;
editor->window_property_inspector = 0;
editor->window_scene_heirarchy = 0;
editor->camera_looking_around = 0;
editor->selected_entity = NULL;
editor->top_panel_height = 30;
editor->camera_turn_speed = 50.f;
editor->camera_move_speed = 20.f;
editor->camera_sprint_multiplier = 2.f;
editor->current_mode = EDITOR_MODE_NORMAL;
editor->current_axis = EDITOR_AXIS_XZ;
editor->previous_axis = EDITOR_AXIS_XZ;
editor->grid_enabled = 1;
editor->grid_relative = 1;
editor->grid_num_lines = 100;
editor->grid_scale = 1.f;
editor->tool_mesh_draw_enabled = 1;
editor->tool_snap_enabled = 1;
editor->tool_rotate_amount = 0.f;
editor->tool_rotate_increment = 5.f;
editor->tool_rotate_arc_radius = 5.f;
editor->tool_rotate_arc_segments = 50.f;
editor->tool_rotate_axis_selection_enabled = true;
editor->axis_line_length = 500.f;
editor->picking_enabled = true;
vec3_fill(&editor->tool_scale_amount, 0.f, 0.f, 0.f);
vec3_fill(&editor->tool_mesh_position, 0.f, 0.f, 0.f);
vec4_fill(&editor->tool_mesh_color, 0.f, 1.f, 1.f, 1.f);
vec4_fill(&editor->selected_entity_colour, 0.96, 0.61, 0.17, 1.f);
vec4_fill(&editor->grid_color, 0.3f, 0.3f, 0.3f, 0.7f);
vec4_fill(&editor->axis_color_x, 0.87, 0.32, 0.40, 1.f);
vec4_fill(&editor->axis_color_y, 0.53, 0.67, 0.28, 1.f);
vec4_fill(&editor->axis_color_z, 0.47, 0.67, 0.89, 1.f);
debug_vars_list = array_new(struct Debug_Variable);
empty_indices = array_new(int);
struct Event_Manager* event_manager = game_state_get()->event_manager;
event_manager_subscribe(event_manager, EVT_MOUSEBUTTON_PRESSED, &editor_on_mousebutton_press);
event_manager_subscribe(event_manager, EVT_MOUSEBUTTON_RELEASED, &editor_on_mousebutton_release);
event_manager_subscribe(event_manager, EVT_MOUSEMOTION, &editor_on_mousemotion);
event_manager_subscribe(event_manager, EVT_KEY_PRESSED, &editor_on_key_press);
event_manager_subscribe(event_manager, EVT_KEY_RELEASED, &editor_on_key_release);
}
void editor_init_camera(struct Editor* editor, struct Hashmap* cvars)
{
struct Camera* editor_camera = &game_state_get()->scene->cameras[CAM_EDITOR];
entity_rename(editor_camera, "Editor_Camera");
editor_camera->base.active = true;
editor_camera->clear_color.x = 0.3f;
editor_camera->clear_color.y = 0.6f;
editor_camera->clear_color.z = 0.9f;
editor_camera->clear_color.w = 1.f;
int render_width = hashmap_int_get(cvars, "render_width");
int render_height = hashmap_int_get(cvars, "render_height");
camera_attach_fbo(editor_camera, render_width, render_height, true, true, true);
vec3 cam_pos = {5.f, 20.f, 50.f};
transform_translate(editor_camera, &cam_pos, TS_WORLD);
}
void editor_render(struct Editor* editor, struct Camera * active_camera)
{
//Disabling this for now until better handling of bounding box and scale of the entity is implemented
//Get the selected entity if any, see if it has a mesh and render it in the selected entity colour
// if(editor->selected_entity)
// {
// if(editor->selected_entity->type == ET_STATIC_MESH)
// {
// struct Static_Mesh* mesh = (struct Static_Mesh*)editor->selected_entity;
// struct Geometry* geom = geom_get(mesh->model.geometry_index);
// vec3 abs_pos;
// vec3 abs_scale;
// quat abs_rot;
// transform_get_absolute_position(mesh, &abs_pos);
// transform_get_absolute_scale(mesh, &abs_scale);
// transform_get_absolute_rot(mesh, &abs_rot);
// im_box(geom->bounding_box.max.x, geom->bounding_box.max.y, geom->bounding_box.max.z, abs_pos, abs_rot, editor->selected_entity_colour, GDM_TRIANGLES);
// }
// }
vec3 position = { 0.f, 0.f, 0.f };
quat rotation = { 0.f, 0.f, 0.f, 1.f };
vec3 scale = { 1.f, 1.f, 1.f };
float half_axis_line_length = editor->axis_line_length / 2.f;
im_line((vec3) { -half_axis_line_length, 0.f, 0.f }, (vec3) { half_axis_line_length, 0.f, 0.f }, position, rotation, scale, editor->axis_color_x, 1); // X Axis
im_line((vec3) { 0.f, -half_axis_line_length, 0.f }, (vec3) { 0.f, half_axis_line_length, 0.f }, position, rotation, scale, editor->axis_color_y, 1); // Y Axis
im_line((vec3) { 0.f, 0.f, -half_axis_line_length }, (vec3) { 0.f, 0.f, half_axis_line_length }, position, rotation, scale, editor->axis_color_z, 1); // Z Axis
//Draw Grid
if(editor->grid_enabled)
{
if(editor->grid_relative && editor->selected_entity)
{
transform_get_absolute_position(editor->selected_entity, &position);
}
im_begin(position, rotation, scale, editor->grid_color, GDM_LINES, 0);
float half_grid = editor->grid_num_lines * editor->grid_scale / 2.f;
for(float i = 0; i <= editor->grid_num_lines * editor->grid_scale; i += editor->grid_scale)
{
im_pos(-half_grid, 0.f, -half_grid + i); im_pos(half_grid, 0.f, -half_grid + i); // X
im_pos(-half_grid + i, 0.f, -half_grid); im_pos(-half_grid + i, 0.f, half_grid); // Z
}
im_end();
}
}
int editor_debugvar_slot_create(const char* name, int value_type)
{
int index = -1;
struct Debug_Variable* debug_var = NULL;
if(array_len(empty_indices) > 0)
{
index = *array_get_last(empty_indices, int);
array_pop(empty_indices);
debug_var = &debug_vars_list[index];
}
else
{
debug_var = array_grow(debug_vars_list, struct Debug_Variable);
index = array_len(debug_vars_list) - 1;
}
debug_var->name = str_new(name);
debug_var->data.type = value_type;
return index;
}
void editor_debugvar_slot_remove(int index)
{
assert(index > -1 && index < array_len(debug_vars_list));
struct Debug_Variable* debug_var = &debug_vars_list[index];
variant_free(&debug_var->data);
if(debug_var->name) free(debug_var->name);
debug_var->name = NULL;
debug_var->data.type = VT_NONE;
}
void editor_debugvar_slot_set_float(int index, float value)
{
assert(index > -1 && index < array_len(debug_vars_list));
variant_assign_float(&debug_vars_list[index].data, value);
}
void editor_debugvar_slot_set_int(int index, int value)
{
assert(index > -1 && index < array_len(debug_vars_list));
variant_assign_int(&debug_vars_list[index].data, value);
}
void editor_debugvar_slot_set_double(int index, double value)
{
assert(index > -1 && index < array_len(debug_vars_list));
variant_assign_double(&debug_vars_list[index].data, value);
}
void editor_debugvar_slot_set_vec2(int index, vec2* value)
{
assert(index > -1 && index < array_len(debug_vars_list));
variant_assign_vec2(&debug_vars_list[index].data, value);
}
void editor_debugvar_slot_set_vec3(int index, vec3* value)
{
assert(index > -1 && index < array_len(debug_vars_list));
variant_assign_vec3(&debug_vars_list[index].data, value);
}
void editor_debugvar_slot_set_vec4(int index, vec4* value)
{
assert(index > -1 && index < array_len(debug_vars_list));
variant_assign_vec4(&debug_vars_list[index].data, value);
}
void editor_debugvar_slot_set_quat(int index, quat* value)
{
assert(index > -1 && index < array_len(debug_vars_list));
variant_assign_quat(&debug_vars_list[index].data, value);
}
void editor_update(struct Editor* editor, float dt)
{
editor_camera_update(editor, dt);
struct Game_State* game_state = game_state_get();
struct nk_context* context = &game_state->gui->context;
int win_width = 0, win_height = 0;
window_get_drawable_size(game_state->window, &win_width, &win_height);
int half_width = win_width / 2, half_height = win_height / 2;
/* Top Panel */
if(nk_begin(context, "Top Panel", nk_recti(0, 0, win_width, editor->top_panel_height), NK_WINDOW_NO_SCROLLBAR))
{
const int row_height = 25.f;
nk_menubar_begin(context);
nk_layout_row_begin(context, NK_DYNAMIC, editor->top_panel_height - 5, 8);
nk_layout_row_push(context, 0.03f);
if(nk_menu_begin_label(context, "File", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE, nk_vec2(150, 100)))
{
nk_layout_row_dynamic(context, row_height, 1);
nk_menu_item_label(context, "Open", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE);
nk_menu_item_label(context, "Save", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE);
if(nk_menu_item_label(context, "Back to Game", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE))
{
game_state->game_mode = GAME_MODE_GAME;
game_state->scene->active_camera_index = CAM_GAME;
}
nk_menu_end(context);
}
nk_layout_row_push(context, 0.05f);
if(nk_menu_begin_label(context, "Settings", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE, nk_vec2(150, 100)))
{
nk_layout_row_dynamic(context, row_height, 1);
if(nk_menu_item_label(context, "Editor Settings", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE)) editor->window_settings_editor = !editor->window_settings_editor;
if(nk_menu_item_label(context, "Render Settings", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE)) editor->window_settings_renderer = !editor->window_settings_renderer;
nk_menu_end(context);
}
nk_layout_row_push(context, 0.05f);
if(nk_menu_begin_label(context, "Windows", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE, nk_vec2(180, 100)))
{
nk_layout_row_dynamic(context, row_height, 1);
nk_checkbox_label(context, "Scene Heirarchy", &editor->window_scene_heirarchy);
nk_checkbox_label(context, "Property Inspector", &editor->window_property_inspector);
nk_checkbox_label(context, "Debug Variables", &editor->window_debug_variables);
nk_menu_end(context);
}
nk_layout_row_push(context, 0.45f);
nk_spacing(context, 1);
nk_layout_row_push(context, 0.15f);
static const char* editor_transformation_modes[] = { "Mode: Normal", "Mode: Translate", "Mode: Rotate", "Mode: Scale" };
if(nk_combo_begin_label(context, editor_transformation_modes[editor->current_mode], nk_vec2(160, 125)))
{
nk_layout_row_dynamic(context, row_height, 1);
int mode = editor->current_mode;
mode = nk_option_label(context, "Normal", mode == EDITOR_MODE_NORMAL) ? EDITOR_MODE_NORMAL : mode;
mode = nk_option_label(context, "Translate", mode == EDITOR_MODE_TRANSLATE) ? EDITOR_MODE_TRANSLATE : mode;
mode = nk_option_label(context, "Rotate", mode == EDITOR_MODE_ROTATE) ? EDITOR_MODE_ROTATE : mode;
mode = nk_option_label(context, "Scale", mode == EDITOR_MODE_SCALE) ? EDITOR_MODE_SCALE : mode;
editor_mode_set(editor, mode);
nk_combo_end(context);
}
nk_layout_row_push(context, 0.1f);
static const char* editor_axes[] = { "Axis: XZ", "Axis: X", "Axis: Y", "Axis: Z", "Axis: None" };
if(nk_combo_begin_label(context, editor_axes[editor->current_axis], nk_vec2(160, 125)))
{
nk_layout_row_dynamic(context, row_height, 1);
int axis = editor->current_axis;
axis = nk_option_label(context, "X", axis == EDITOR_AXIS_X) ? EDITOR_AXIS_X : axis;
axis = nk_option_label(context, "Y", axis == EDITOR_AXIS_Y) ? EDITOR_AXIS_Y : axis;
axis = nk_option_label(context, "Z", axis == EDITOR_AXIS_Z) ? EDITOR_AXIS_Z : axis;
axis = nk_option_label(context, "XZ", axis == EDITOR_AXIS_XZ) ? EDITOR_AXIS_XZ : axis;
editor_axis_set(editor, axis);
nk_combo_end(context);
}
nk_layout_row_push(context, 0.17f);
vec3 camera_position = { 0.f, 0.f, 0.f };
transform_get_absolute_position(&game_state->scene->cameras[CAM_EDITOR], &camera_position);
static char position_text[32];
snprintf(position_text, 32, "Camera: %.1f %.1f %.1f", camera_position.x, camera_position.y, camera_position.z);
if(nk_combo_begin_label(context, position_text, nk_vec2(200, 125)))
{
nk_layout_row_dynamic(context, row_height, 1);
editor->camera_move_speed = nk_propertyf(context, "Move Speed", 1.f, editor->camera_move_speed, 100.f, 1.f, 0.5f);
editor->camera_turn_speed = nk_propertyf(context, "Turn Speed", 5.f, editor->camera_turn_speed, 200.f, 1.f, 0.5f);
nk_combo_end(context);
}
nk_menubar_end(context);
}
nk_end(context);
/* Status Bar */
if(nk_begin(context, "Status Bar", nk_recti(0, win_height - editor->top_panel_height, win_width, editor->top_panel_height), NK_WINDOW_NO_SCROLLBAR))
{
nk_layout_row_begin(context, NK_DYNAMIC, editor->top_panel_height - 5, 8);
nk_layout_row_push(context, 0.12f);
switch(editor->current_mode)
{
case EDITOR_MODE_NORMAL:
case EDITOR_MODE_TRANSLATE:
nk_labelf(context, NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE, "Position at: %.1f %.1f %.1f", editor->tool_mesh_position.x, editor->tool_mesh_position.y, editor->tool_mesh_position.z);
break;
case EDITOR_MODE_ROTATE:
nk_labelf(context, NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE, "Rotation by: %.1f", editor->tool_rotate_amount);
break;
case EDITOR_MODE_SCALE:
nk_labelf(context, NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE, "Scale to: %.1f %.1f %.1f", editor->tool_scale_amount.x, editor->tool_scale_amount.y, editor->tool_scale_amount.z);
break;
}
nk_layout_row_push(context, 0.1f);
nk_checkbox_label(context, "Snap to grid ", &editor->tool_snap_enabled);
nk_layout_row_push(context, 0.1f);
nk_checkbox_label(context, "Relative grid ", &editor->grid_relative);
nk_layout_row_push(context, 0.1f);
nk_labelf(context, NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE, "Grid Scale: %.1f", editor->grid_scale);
nk_layout_row_push(context, 0.1f);
nk_labelf(context, NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE, "Grid Length: %d", editor->grid_num_lines);
nk_layout_row_push(context, 0.38f);
nk_spacing(context, 1);
nk_layout_row_push(context, 0.1f);
static int frames = 0;
static int fps = 0;
static float seconds = 0.f;
seconds += dt;
frames++;
if(seconds >= 1.f)
{
fps = frames;
seconds = 0.f;
frames = 0;
}
nk_labelf(context, NK_TEXT_ALIGN_RIGHT | NK_TEXT_ALIGN_MIDDLE, "FPS : %.d", fps);
}
nk_end(context);
if(editor->window_scene_heirarchy) editor_window_scene_heirarchy(context, editor, game_state);
if(editor->window_debug_variables) editor_window_debug_variables(context, editor);
if(editor->window_property_inspector) editor_window_property_inspector(context, editor, game_state);
if(editor->window_settings_renderer) editor_window_renderer_settings(context, editor, game_state);
if(editor->window_settings_editor) editor_window_settings_editor(context, editor, game_state);
if(editor->tool_mesh_draw_enabled)
{
switch(editor->current_mode)
{
case EDITOR_MODE_TRANSLATE:
{
quat rotation = { 0.f, 0.f, 0.f, 1.f };
vec3 scale = { 1.f, 1.f, 1.f };
im_sphere(0.5f, editor->tool_mesh_position, rotation, editor->tool_mesh_color, GDM_TRIANGLES, 2);
//Draw Axes
switch(editor->current_axis)
{
case EDITOR_AXIS_XZ:
im_line((vec3) { -editor->axis_line_length, 0.f, 0.f }, (vec3) { editor->axis_line_length, 0.f, 0.f }, editor->tool_mesh_position, rotation, scale, editor->axis_color_x, 3);
im_line((vec3) { 0.f, 0.f, -editor->axis_line_length }, (vec3) { 0.f, 0.f, editor->axis_line_length }, editor->tool_mesh_position, rotation, scale, editor->axis_color_z, 3);
break;
case EDITOR_AXIS_Y:
im_line((vec3) { 0.f, -editor->axis_line_length, 0.f }, (vec3) { 0.f, editor->axis_line_length, 0.f }, editor->tool_mesh_position, rotation, scale, editor->axis_color_y, 3);
break;
case EDITOR_AXIS_X:
im_line((vec3) { -editor->axis_line_length, 0.f, 0.f }, (vec3) { editor->axis_line_length, 0.f, 0.f }, editor->tool_mesh_position, rotation, scale, editor->axis_color_x, 3);
break;
case EDITOR_AXIS_Z:
im_line((vec3) { 0.f, 0.f, -editor->axis_line_length }, (vec3) { 0.f, 0.f, editor->axis_line_length }, editor->tool_mesh_position, rotation, scale, editor->axis_color_z, 3);
break;
}
}
break;
case EDITOR_MODE_ROTATE:
{
quat rotation = { 0.f, 0.f, 0.f, 1.f };
vec3 scale = { 1.f, 1.f, 1.f };
im_circle(editor->tool_rotate_arc_radius, editor->tool_rotate_arc_segments, false, editor->tool_mesh_position, rotation, editor->axis_color_z, 3);
//im_arc(editor->tool_rotate_arc_radius, 0.f, 90.f, editor->tool_rotate_arc_segments, editor->tool_mesh_position, rotation, editor->axis_color_z, 3);
quat_axis_angle(&rotation, &UNIT_X, -90.f);
im_circle(editor->tool_rotate_arc_radius, editor->tool_rotate_arc_segments, false, editor->tool_mesh_position, rotation, editor->axis_color_y, 3);
//im_arc(editor->tool_rotate_arc_radius, 90.f, 180.f, editor->tool_rotate_arc_segments, editor->tool_mesh_position, rotation, editor->axis_color_y, 3);
quat_identity(&rotation);
quat_axis_angle(&rotation, &UNIT_Y, -90.f);
im_circle(editor->tool_rotate_arc_radius, editor->tool_rotate_arc_segments, false, editor->tool_mesh_position, rotation, editor->axis_color_x, 3);
//im_arc(editor->tool_rotate_arc_radius, 0.f, 90.f, editor->tool_rotate_arc_segments, editor->tool_mesh_position, rotation, editor->axis_color_x, 3);
if(editor->current_axis != EDITOR_AXIS_NONE)
{
quat_identity(&rotation);
vec4 arc_color = { 1.f, 1.f, 1.f, 1.f };
switch(editor->current_axis)
{
case EDITOR_AXIS_X: quat_axis_angle(&rotation, &UNIT_Y, -90.f); vec4_assign(&arc_color, &editor->axis_color_x); break;
case EDITOR_AXIS_Y: quat_axis_angle(&rotation, &UNIT_X, -90.f); vec4_assign(&arc_color, &editor->axis_color_y) ;break;
case EDITOR_AXIS_Z: vec4_assign(&arc_color, &editor->axis_color_z); break;
}
arc_color.w = 0.1f;
im_circle(editor->tool_rotate_arc_radius, editor->tool_rotate_arc_segments, true, editor->tool_mesh_position, rotation, arc_color, 2);
if(editor->tool_rotate_amount != 0.f)
{
arc_color.w = 0.5f;
im_arc(editor->tool_rotate_arc_radius / 2.f, 0.f, editor->tool_rotate_amount, editor->tool_rotate_arc_segments, true, editor->tool_mesh_position, rotation, arc_color, 4);
}
}
}
break;
}
}
}
void editor_on_mousebutton_release(const struct Event* event)
{
struct Game_State* game_state = game_state_get();
struct Editor* editor = game_state->editor;
struct Gui* gui = game_state->gui;
if(game_state->game_mode != GAME_MODE_EDITOR)
return;
if(event->mousebutton.button == MSB_LEFT &&
!editor->camera_looking_around &&
nk_item_is_any_active(&gui->context) == 0)
{
if(editor->picking_enabled)
{
log_message("Editor Picking");
struct Camera* editor_camera = &game_state_get()->scene->cameras[CAM_EDITOR];
int mouse_x = 0, mouse_y = 0;
platform_mouse_position_get(&mouse_x, &mouse_y);
struct Ray ray = camera_screen_coord_to_ray(editor_camera, mouse_x, mouse_y);
struct Scene* scene = game_state_get()->scene;
struct Raycast_Result ray_result;
scene_ray_intersect(scene, &ray, &ray_result);
if(ray_result.num_entities_intersected > 0)
{
//For now, just select the first entity that is intersected
struct Entity* intersected_entity = ray_result.entities_intersected[0];
editor_entity_select(editor, intersected_entity);
}
else
{
//Deselect the currently selected entity if nothing was found
if(editor->current_axis == EDITOR_AXIS_NONE)
editor_entity_select(editor, NULL);
}
}
}
if(editor->selected_entity && event->mousebutton.button == MSB_LEFT && nk_item_is_any_active(&gui->context) == 0)
{
if(editor->current_mode == EDITOR_MODE_TRANSLATE)
{
if(editor->current_axis != EDITOR_AXIS_NONE)
{
vec3 translation = { 0.f, 0.f, 0.f };
vec3 current_position = { 0.f, 0.f, 0.f };
transform_get_absolute_position(editor->selected_entity, &current_position);
vec3_sub(&translation, &editor->tool_mesh_position, &current_position);
transform_translate(editor->selected_entity, &translation, TS_WORLD);
}
}
else if(editor->current_mode == EDITOR_MODE_ROTATE)
{
if(!editor->tool_rotate_axis_selection_enabled)
{
editor->tool_rotate_axis_selection_enabled = true;
editor->picking_enabled = true;
if(editor->tool_rotate_amount != 0.f)
{
vec3 axis = { 0.f, 0.f, 0.f };
switch(editor->current_axis)
{
case EDITOR_AXIS_X: vec3_assign(&axis, &UNIT_X); break;
case EDITOR_AXIS_Y: vec3_assign(&axis, &UNIT_Y); break;
case EDITOR_AXIS_Z: vec3_assign(&axis, &UNIT_Z); break;
}
transform_rotate(editor->selected_entity, &axis, editor->tool_rotate_amount, TS_WORLD);
editor->tool_rotate_amount = 0.f;
}
}
}
}
}
void editor_on_mousebutton_press(const struct Event* event)
{
struct Game_State* game_state = game_state_get();
struct Editor* editor = game_state->editor;
struct Gui* gui = game_state->gui;
if(game_state->game_mode != GAME_MODE_EDITOR && nk_window_is_any_hovered(&gui->context) == 0)
return;
if(event->mousebutton.button == MSB_LEFT && event->type == EVT_MOUSEBUTTON_PRESSED && editor->selected_entity)
{
if(editor->current_mode == EDITOR_MODE_ROTATE)
{
if(editor->tool_rotate_axis_selection_enabled)
{
editor->tool_rotate_axis_selection_enabled = false;
editor->picking_enabled = false;
}
}
}
}
void editor_on_mousemotion(const struct Event* event)
{
struct Game_State* game_state = game_state_get();
struct Editor* editor = game_state->editor;
switch(editor->current_mode)
{
case EDITOR_MODE_NORMAL:
{
}
break;
case EDITOR_MODE_TRANSLATE:
{
if(editor->selected_entity)
{
struct Camera* editor_camera = &game_state->scene->cameras[CAM_EDITOR];
vec3 position = { 0.f };
transform_get_absolute_position(editor->selected_entity, &position);
struct Ray cam_ray;
cam_ray = camera_screen_coord_to_ray(editor_camera, event->mousemotion.x, event->mousemotion.y);
switch(editor->current_axis)
{
case EDITOR_AXIS_X: editor->tool_mesh_position.x += event->mousemotion.xrel / 2; break;
case EDITOR_AXIS_Y: editor->tool_mesh_position.y += -event->mousemotion.xrel / 2; break;
case EDITOR_AXIS_Z: editor->tool_mesh_position.z += -event->mousemotion.xrel / 2; break;
case EDITOR_AXIS_XZ:
{
Plane ground_plane;
plane_init(&ground_plane, &(vec3){0.f, 1.f, 0.f}, &position);
float distance = bv_distance_ray_plane(&cam_ray, &ground_plane);
if(distance < INFINITY && distance > -INFINITY)
{
vec3 abs_cam_pos, projected_point, cam_forward;
transform_get_absolute_position(editor_camera, &abs_cam_pos);
transform_get_absolute_forward(editor_camera, &cam_forward);
vec3_scale(&projected_point, &cam_ray.direction, distance);
vec3_add(&position, &projected_point, &abs_cam_pos);
vec3_assign(&editor->tool_mesh_position, &position);
}
}
break;
}
if(editor->tool_snap_enabled)
{
editor->tool_mesh_position.x = roundf(editor->tool_mesh_position.x / editor->grid_scale) * editor->grid_scale;
editor->tool_mesh_position.y = roundf(editor->tool_mesh_position.y / editor->grid_scale) * editor->grid_scale;
editor->tool_mesh_position.z = roundf(editor->tool_mesh_position.z / editor->grid_scale) * editor->grid_scale;
}
}
}
break;
case EDITOR_MODE_ROTATE:
{
/* Select Axis to rotate on */
if(editor->selected_entity && editor->tool_rotate_axis_selection_enabled)
{
struct Camera* editor_camera = &game_state->scene->cameras[CAM_EDITOR];
vec3 position = { 0.f };
transform_get_absolute_position(editor->selected_entity, &position);
struct Ray cam_ray;
cam_ray = camera_screen_coord_to_ray(editor_camera, event->mousemotion.x, event->mousemotion.y);
struct Bounding_Sphere gizmo_sphere;
//vec3_assign(&gizmo_sphere.center, &position);
gizmo_sphere.center = (vec3) { 0.f, 0.f, 0.f };
gizmo_sphere.radius = editor->tool_rotate_arc_radius;
if(bv_intersect_sphere_ray(&gizmo_sphere, &position, &cam_ray))
{
Plane ground_plane;
plane_init(&ground_plane, &UNIT_X, &position);
float distance_x = bv_distance_ray_plane(&cam_ray, &ground_plane);
plane_init(&ground_plane, &UNIT_Y, &position);
float distance_y = bv_distance_ray_plane(&cam_ray, &ground_plane);
plane_init(&ground_plane, &UNIT_Z, &position);
float distance_z = bv_distance_ray_plane(&cam_ray, &ground_plane);
//Determine the closest plane
log_message("X: %.3f Y: %.3f Z: %.3f", distance_x, distance_y, distance_z);
float shortest_distance = distance_x < distance_y ? distance_x : distance_y;
shortest_distance = shortest_distance < distance_z ? shortest_distance : distance_z;
if(shortest_distance == distance_x) editor->current_axis = EDITOR_AXIS_X;
if(shortest_distance == distance_y) editor->current_axis = EDITOR_AXIS_Y;
if(shortest_distance == distance_z) editor->current_axis = EDITOR_AXIS_Z;
}
else
{
editor->current_axis = EDITOR_AXIS_NONE;
}
}
else /* Rotate on selected axis */
{
if(editor->tool_snap_enabled)
editor->tool_rotate_amount += editor->grid_scale * editor->tool_rotate_increment * ((float)event->mousemotion.xrel / 2.f);
else
editor->tool_rotate_amount += event->mousemotion.xrel / 2;
if(editor->tool_rotate_amount > 360.f)
editor->tool_rotate_amount = editor->tool_rotate_amount - 360.f;
else if(editor->tool_rotate_amount < -360.f)
editor->tool_rotate_amount = editor->tool_rotate_amount + 360.f;
}
}
break;
default: break;
}
}
void editor_on_key_release(const struct Event* event)
{
struct Editor* editor = game_state_get()->editor;
struct Gui* gui = game_state_get()->gui;
if(!nk_window_is_any_hovered(&gui->context))
{
/* Mode Cycle */
if(event->key.key == KEY_TAB)
{
int mode = editor->current_mode;
if(++mode == EDITOR_MODE_MAX)
mode = EDITOR_MODE_NORMAL;
editor_mode_set(editor, mode);
}
/* Mode Select */
if(!editor->camera_looking_around)
{
if(event->key.key == KEY_Q) editor_mode_set(editor, EDITOR_MODE_NORMAL);
if(event->key.key == KEY_W) editor_mode_set(editor, EDITOR_MODE_TRANSLATE);
if(event->key.key == KEY_E) editor_mode_set(editor, EDITOR_MODE_ROTATE);
if(event->key.key == KEY_R) editor_mode_set(editor, EDITOR_MODE_SCALE);
}
/* Axis select */
int selected_axis = editor->current_axis;
if(event->key.key == KEY_X) selected_axis = EDITOR_AXIS_X;
if(event->key.key == KEY_Y) selected_axis = EDITOR_AXIS_Y;
if(event->key.key == KEY_Z) selected_axis = EDITOR_AXIS_Z;
if(event->key.key == KEY_Y && input_is_key_pressed(KEY_LSHIFT)) selected_axis = EDITOR_AXIS_XZ;
if(event->key.key == KEY_ALT) selected_axis = editor->previous_axis;
editor_axis_set(editor, selected_axis);
/* Grid Scale select */
if(event->key.key == KEY_1) editor->grid_scale = 1.f;
if(event->key.key == KEY_2) editor->grid_scale = 2.f;
if(event->key.key == KEY_3) editor->grid_scale = 3.f;
if(event->key.key == KEY_4) editor->grid_scale = 4.f;
if(event->key.key == KEY_5) editor->grid_scale = 5.f;
if(event->key.key == KEY_6) editor->grid_scale = 6.f;
if(event->key.key == KEY_7) editor->grid_scale = 7.f;
if(event->key.key == KEY_8) editor->grid_scale = 8.f;
if(event->key.key == KEY_9) editor->grid_scale = 9.f;
if(event->key.key == KEY_0) editor->grid_scale = 0.5f;
if(event->key.key == KEY_G) editor->grid_enabled = !editor->grid_enabled;
if(event->key.key == KEY_ESCAPE) editor_entity_select(editor, NULL);
}
}
void editor_mode_set(struct Editor* editor, int mode)
{
if(editor->current_mode != mode)
{
editor->current_mode = mode;
}
if(editor->selected_entity)
transform_get_absolute_position(editor->selected_entity, &editor->tool_mesh_position);
else
vec3_fill(&editor->tool_mesh_position, 0.f, 0.f, 0.f);
editor->tool_rotate_amount = 0.f;
editor->tool_rotate_axis_selection_enabled = true;
editor->picking_enabled = true;
if(mode == EDITOR_MODE_TRANSLATE)
editor_axis_set(editor, EDITOR_AXIS_XZ);
else
editor_axis_set(editor, EDITOR_AXIS_NONE);
}
void editor_entity_select(struct Editor* editor, struct Entity* entity)
{
if(!entity && editor->selected_entity) // Deselect
{
editor->selected_entity->editor_selected = false;
editor->selected_entity = NULL;
vec3_fill(&editor->tool_mesh_position, 0.f, 0.f, 0.f);
}
else if(entity) // Select
{
if(editor->selected_entity && editor->selected_entity != entity)
{
editor->selected_entity->editor_selected = false;
editor->selected_entity = NULL;
}
entity->editor_selected = true;
editor->selected_entity = entity;
transform_get_absolute_position(editor->selected_entity, &editor->tool_mesh_position);
}
}
void editor_on_key_press(const struct Event* event)
{
struct Editor* editor = game_state_get()->editor;
if(!nk_window_is_any_hovered(&game_state_get()->gui->context))
{
if(event->key.key == KEY_ALT) editor_axis_set(editor, EDITOR_AXIS_Y);
}
}
void editor_axis_set(struct Editor* editor, int axis)
{
if(editor->current_axis != axis)
{
if(axis != editor->current_axis)
{
editor->previous_axis = editor->current_axis;
editor->current_axis = axis;
/* Reset tool position after axis has changed */
if(editor->selected_entity)
{
transform_get_absolute_position(editor->selected_entity, &editor->tool_mesh_position);
}
}
}
}
void editor_camera_update(struct Editor* editor, float dt)
{
struct Camera* editor_camera = &game_state_get()->scene->cameras[CAM_EDITOR];
static float total_up_down_rot = 0.f;
float move_speed = editor->camera_move_speed, turn_speed = editor->camera_turn_speed;
float turn_up_down = 0.f;
float turn_left_right = 0.f;
float max_up_down = 60.f;
vec3 offset = { 0, 0, 0 };
vec3 rot_axis_up_down = { 1, 0, 0 };
vec3 rot_axis_left_right = { 0, 1, 0 };
/* Look around */
if(input_map_state_get("Turn_Up", KS_PRESSED)) turn_up_down += turn_speed;
if(input_map_state_get("Turn_Down", KS_PRESSED)) turn_up_down -= turn_speed;
if(input_map_state_get("Turn_Right", KS_PRESSED)) turn_left_right += turn_speed;
if(input_map_state_get("Turn_Left", KS_PRESSED)) turn_left_right -= turn_speed;
if(input_mousebutton_state_get(MSB_RIGHT, KS_PRESSED))
{
editor->camera_looking_around = true;
const float scale = 0.1f;
int cursor_lr, cursor_ud;
input_mouse_delta_get(&cursor_lr, &cursor_ud);
if(input_mouse_mode_get() != MM_RELATIVE)
{
input_mouse_mode_set(MM_RELATIVE);
cursor_lr = cursor_ud = 0;
}
turn_up_down = -cursor_ud * turn_speed * dt * scale;
turn_left_right = cursor_lr * turn_speed * dt * scale;
}
else
{
input_mouse_mode_set(MM_NORMAL);
turn_up_down *= dt;
turn_left_right *= dt;
if(editor->camera_looking_around)
{
int width = 0, height = 0;
window_get_drawable_size(game_state_get()->window, &width, &height);
platform_mouse_position_set(game_state_get()->window, width / 2, height / 2);
editor->camera_looking_around = false;
}
}
total_up_down_rot += turn_up_down;
if(total_up_down_rot >= max_up_down)
{
total_up_down_rot = max_up_down;
turn_up_down = 0.f;
}
else if(total_up_down_rot <= -max_up_down)
{
total_up_down_rot = -max_up_down;
turn_up_down = 0.f;
}
if(turn_left_right != 0.f)
{
transform_rotate(editor_camera, &rot_axis_left_right, -turn_left_right, TS_WORLD);
}
if(turn_up_down != 0.f)
{
//transform_rotate(editor_camera, &rot_axis_up_down, turn_up_down, TS_LOCAL);
transform_rotate(editor_camera, &rot_axis_up_down, turn_up_down, TS_LOCAL);
}
/* Movement */
if(editor->camera_looking_around)
{
if(input_map_state_get("Sprint", KS_PRESSED)) move_speed *= editor->camera_sprint_multiplier;
if(input_map_state_get("Move_Forward", KS_PRESSED)) offset.z -= move_speed;
if(input_map_state_get("Move_Backward", KS_PRESSED)) offset.z += move_speed;
if(input_map_state_get("Move_Left", KS_PRESSED)) offset.x -= move_speed;
if(input_map_state_get("Move_Right", KS_PRESSED)) offset.x += move_speed;
if(input_map_state_get("Move_Up", KS_PRESSED)) offset.y += move_speed;
if(input_map_state_get("Move_Down", KS_PRESSED)) offset.y -= move_speed;
vec3_scale(&offset, &offset, dt);
if(offset.x != 0 || offset.y != 0 || offset.z != 0)
{
transform_translate(editor_camera, &offset, TS_LOCAL);
//log_message("Position : %s", tostr_vec3(&transform->position));
}
}
}
void editor_widget_color_combov3(struct nk_context* context, vec3* color, int width, int height)
{
struct nk_color temp_color = nk_rgba_f(color->x, color->y, color->z, 1.f);
if(nk_combo_begin_color(context, temp_color, nk_vec2(width, height)))
{
enum color_mode { COL_RGB, COL_HSV };
static int col_mode = COL_RGB;
nk_layout_row_dynamic(context, 25, 2);
col_mode = nk_option_label(context, "RGB", col_mode == COL_RGB) ? COL_RGB : col_mode;
col_mode = nk_option_label(context, "HSV", col_mode == COL_HSV) ? COL_HSV : col_mode;
nk_layout_row_dynamic(context, 120, 1);
struct nk_colorf temp_colorf = nk_color_cf(temp_color);
temp_colorf = nk_color_picker(context, temp_colorf, NK_RGB);
temp_color = nk_rgba_cf(temp_colorf);
nk_layout_row_dynamic(context, 25, 1);
if(col_mode == COL_RGB)
{
temp_color.r = (nk_byte)nk_propertyi(context, "#R:", 0, temp_color.r, 255, 1, 1);
temp_color.g = (nk_byte)nk_propertyi(context, "#G:", 0, temp_color.g, 255, 1, 1);
temp_color.b = (nk_byte)nk_propertyi(context, "#B:", 0, temp_color.b, 255, 1, 1);
}
else
{
nk_byte tmp[4];
nk_color_hsva_bv(tmp, temp_color);
tmp[0] = (nk_byte)nk_propertyi(context, "#H:", 0, tmp[0], 255, 1, 1);
tmp[1] = (nk_byte)nk_propertyi(context, "#S:", 0, tmp[1], 255, 1, 1);
tmp[2] = (nk_byte)nk_propertyi(context, "#V:", 0, tmp[2], 255, 1, 1);
temp_color = nk_hsva_bv(tmp);
}
float empty = 1.f;
nk_color_f(&color->x, &color->y, &color->z, &empty, temp_color);
nk_combo_end(context);
}
}
void editor_widget_color_combov4(struct nk_context* context, vec4* color, int width, int height)
{
struct nk_color temp_color = nk_rgba_f(color->x, color->y, color->z, color->w);
if(nk_combo_begin_color(context, temp_color, nk_vec2(width, height)))
{
enum color_mode { COL_RGB, COL_HSV };
static int col_mode = COL_RGB;
nk_layout_row_dynamic(context, 25, 2);
col_mode = nk_option_label(context, "RGB", col_mode == COL_RGB) ? COL_RGB : col_mode;
col_mode = nk_option_label(context, "HSV", col_mode == COL_HSV) ? COL_HSV : col_mode;
nk_layout_row_dynamic(context, 120, 1);
struct nk_colorf temp_colorf = nk_color_cf(temp_color);
temp_colorf = nk_color_picker(context, temp_colorf, NK_RGBA);
temp_color = nk_rgba_cf(temp_colorf);
nk_layout_row_dynamic(context, 25, 1);
if(col_mode == COL_RGB)
{
temp_color.r = (nk_byte)nk_propertyi(context, "#R:", 0, temp_color.r, 255, 1, 1);
temp_color.g = (nk_byte)nk_propertyi(context, "#G:", 0, temp_color.g, 255, 1, 1);
temp_color.b = (nk_byte)nk_propertyi(context, "#B:", 0, temp_color.b, 255, 1, 1);
temp_color.a = (nk_byte)nk_propertyi(context, "#A:", 0, temp_color.a, 255, 1, 1);
}
else
{
nk_byte tmp[4];
nk_color_hsva_bv(tmp, temp_color);
tmp[0] = (nk_byte)nk_propertyi(context, "#H:", 0, tmp[0], 255, 1, 1);
tmp[1] = (nk_byte)nk_propertyi(context, "#S:", 0, tmp[1], 255, 1, 1);
tmp[2] = (nk_byte)nk_propertyi(context, "#V:", 0, tmp[2], 255, 1, 1);
tmp[3] = (nk_byte)nk_propertyi(context, "#A:", 0, tmp[3], 255, 1, 1);
temp_color = nk_hsva_bv(tmp);
}
nk_color_f(&color->x, &color->y, &color->z, &color->w, temp_color);
nk_combo_end(context);
}
}
void editor_cleanup(struct Editor* editor)
{
event_manager_unsubscribe(game_state_get()->event_manager, EVT_MOUSEBUTTON_PRESSED, &editor_on_mousebutton_press);
event_manager_unsubscribe(game_state_get()->event_manager, EVT_MOUSEBUTTON_RELEASED, &editor_on_mousebutton_press);
for(int i = 0; i < array_len(debug_vars_list); i++)
editor_debugvar_slot_remove(i);
array_free(debug_vars_list);
array_free(empty_indices);
}
bool editor_widget_v3(struct nk_context* context, vec3* value, const char* name_x, const char* name_y, const char* name_z, float min, float max, float step, float inc_per_pixel, int row_height)
{
bool changed = false;
vec3 val_copy = {0.f, 0.f, 0.f};
vec3_assign(&val_copy, value);
nk_layout_row_dynamic(context, row_height, 1); nk_property_float(context, name_x, min, &value->x, max, step, inc_per_pixel);
nk_layout_row_dynamic(context, row_height, 1); nk_property_float(context, name_y, min, &value->y, max, step, inc_per_pixel);
nk_layout_row_dynamic(context, row_height, 1); nk_property_float(context, name_z, min, &value->z, max, step, inc_per_pixel);
if(!vec3_equals(&val_copy, value)) changed = true;
return changed;
}
void editor_show_entity_in_list(struct Editor* editor, struct nk_context* context, struct Scene* scene, struct Entity* entity)
{
if(!entity->active) return;
nk_layout_row_dynamic(context, 20, 1);
if(nk_selectable_label(context, entity->name, NK_TEXT_ALIGN_LEFT, &entity->editor_selected))
{
if(editor->selected_entity && editor->selected_entity != entity)
{
editor->selected_entity->editor_selected = false;
editor->selected_entity = NULL;
}
else if(editor->selected_entity && editor->selected_entity == entity && !entity->editor_selected)
{
editor->selected_entity = NULL;
}
if(entity->editor_selected)
{
editor->selected_entity = entity;
if(!editor->window_property_inspector) editor->window_property_inspector = true;
}
}
}
void editor_window_scene_heirarchy(struct nk_context* context, struct Editor* editor, struct Game_State* game_state)
{
if(nk_begin(context, "Scene Heirarchy", nk_recti(0, editor->top_panel_height, 300, 400), window_flags))
{
struct Scene* scene = game_state_get()->scene;
nk_layout_row_dynamic(context, 350, 1);
if(nk_group_begin(context, "Entity Name", NK_WINDOW_SCROLL_AUTO_HIDE))
{
for(int i = 0; i < MAX_ENTITIES; i++) editor_show_entity_in_list(editor, context, scene, &scene->entities[i]);
for(int i = 0; i < MAX_CAMERAS; i++) editor_show_entity_in_list(editor, context, scene, &scene->cameras[i]);
for(int i = 0; i < MAX_LIGHTS; i++) editor_show_entity_in_list(editor, context, scene, &scene->lights[i]);
for(int i = 0; i < MAX_STATIC_MESHES; i++) editor_show_entity_in_list(editor, context, scene, &scene->static_meshes[i]);
nk_group_end(context);
}
}
else
{
editor->window_scene_heirarchy = false;
}
nk_end(context);
}
void editor_window_debug_variables(struct nk_context* context, struct Editor* editor)
{
if(nk_begin(context, "Debug Variables", nk_recti(0, 500, 300, 400), window_flags))
{
static char variant_str[MAX_VARIANT_STR_LEN] = { '\0' };
nk_layout_row_dynamic(context, 250, 1);
if(nk_group_begin(context, "Name", NK_WINDOW_SCROLL_AUTO_HIDE))
{
for(int i = 0; i < array_len(debug_vars_list); i++)
{
struct Debug_Variable* debug_var = &debug_vars_list[i];
if(debug_var->data.type == VT_NONE) continue;
nk_layout_row_dynamic(context, 20, 2);
nk_label(context, debug_var->name, NK_TEXT_ALIGN_LEFT);
variant_to_str(&debug_var->data, variant_str, MAX_VARIANT_STR_LEN);
nk_label(context, variant_str, NK_TEXT_ALIGN_RIGHT);
memset(variant_str, '\0', MAX_VARIANT_STR_LEN);
}
nk_group_end(context);
}
}
else
{
editor->window_debug_variables = false;
}
nk_end(context);
}
void editor_window_property_inspector(struct nk_context* context, struct Editor* editor, struct Game_State* game_state)
{
int win_width = 0, win_height = 0;
window_get_drawable_size(game_state->window, &win_width, &win_height);
if(nk_begin(context, "Properties", nk_recti(win_width - 300, editor->top_panel_height, 300, 600), window_flags))
{
const int row_height = 18;
if(editor->selected_entity)
{
struct Scene* scene = game_state_get()->scene;
struct Entity* entity = editor->selected_entity;
struct Entity* parent_ent = entity->transform.parent;
nk_layout_row_dynamic(context, row_height, 2); nk_label(context, "Name", NK_TEXT_ALIGN_LEFT); nk_label(context, entity->name, NK_TEXT_ALIGN_RIGHT);
nk_layout_row_dynamic(context, row_height, 2); nk_label(context, "ID", NK_TEXT_ALIGN_LEFT); nk_labelf(context, NK_TEXT_ALIGN_RIGHT, "%d", entity->id);
nk_layout_row_dynamic(context, row_height, 2); nk_label(context, "Selected", NK_TEXT_ALIGN_LEFT); nk_labelf(context, NK_TEXT_ALIGN_RIGHT, "%s", entity->editor_selected ? "True" : "False");
nk_layout_row_dynamic(context, row_height, 2); nk_label(context, "Entity Type", NK_TEXT_ALIGN_LEFT); nk_labelf(context, NK_TEXT_ALIGN_RIGHT, "%s", entity_type_name_get(entity));
nk_layout_row_dynamic(context, row_height, 2); nk_label(context, "Parent Name", NK_TEXT_ALIGN_LEFT); nk_label(context, parent_ent ? parent_ent->name : "NONE", NK_TEXT_ALIGN_RIGHT);
/* Transform */
{
nk_layout_row_dynamic(context, row_height, 1); nk_label(context, "Position", NK_TEXT_ALIGN_CENTERED);
vec3 abs_pos = { 0.f, 0.f, 0.f };
transform_get_absolute_position(entity, &abs_pos);
if(editor_widget_v3(context, &abs_pos, "#X", "#Y", "#Z", -FLT_MAX, FLT_MAX, 5.f, 1.f, row_height)) transform_set_position(entity, &abs_pos);
nk_layout_row_dynamic(context, row_height, 1); nk_label(context, "Rotation", NK_TEXT_ALIGN_CENTERED);
quat abs_rot = { 0.f, 0.f, 0.f, 1.f };
transform_get_absolute_rot(entity, &abs_rot);
vec3 rot_angles = { 0.f, 0.f, 0.f };
rot_angles.x = TO_DEGREES(quat_get_pitch(&abs_rot));
rot_angles.y = TO_DEGREES(quat_get_yaw(&abs_rot));
rot_angles.z = TO_DEGREES(quat_get_roll(&abs_rot));
vec3 curr_rot = { rot_angles.x, rot_angles.y, rot_angles.z };
nk_layout_row_dynamic(context, row_height, 1); nk_property_float(context, "#X", -FLT_MAX, &curr_rot.x, FLT_MAX, 5.f, 1.f);
nk_layout_row_dynamic(context, row_height, 1); nk_property_float(context, "#Y", -FLT_MAX, &curr_rot.y, FLT_MAX, 5.f, 1.f);
nk_layout_row_dynamic(context, row_height, 1); nk_property_float(context, "#Z", -FLT_MAX, &curr_rot.z, FLT_MAX, 5.f, 1.f);
vec3 delta = { 0.f, 0.f, 0.f };
vec3_sub(&delta, &rot_angles, &curr_rot);
vec3 AXIS_X = { 1.f, 0.f, 0.f };
vec3 AXIS_Y = { 0.f, 1.f, 0.f };
vec3 AXIS_Z = { 0.f, 0.f, 1.f };
const float epsilon = 0.0001f;
if(fabsf(delta.x) > epsilon) transform_rotate(entity, &AXIS_X, delta.x, TS_WORLD);
if(fabsf(delta.y) > epsilon) transform_rotate(entity, &AXIS_Y, delta.y, TS_WORLD);
if(fabsf(delta.z) > epsilon) transform_rotate(entity, &AXIS_Z, delta.z, TS_WORLD);
nk_layout_row_dynamic(context, row_height, 1); nk_label(context, "Scale", NK_TEXT_ALIGN_CENTERED);
vec3 abs_scale = { 0.f, 0.f, 0.f };
transform_get_absolute_scale(entity, &abs_scale);
if(editor_widget_v3(context, &abs_scale, "#X", "#Y", "#Z", 0.1f, FLT_MAX, 1.f, 0.1f, row_height))
{
entity->transform.scale = abs_scale;
transform_update_transmat(entity);
}
}
/* Light */
if(entity->type == ET_LIGHT)
{
if(nk_tree_push(context, NK_TREE_TAB, "Light", NK_MAXIMIZED))
{
struct Light* light = (struct Light*)entity;
if(light->type > LT_POINT)
{
nk_layout_row_dynamic(context, row_height, 1);
nk_label(context, "Invalid light type!", NK_TEXT_ALIGN_CENTERED);
}
else
{
static const char* light_types[] = { "Spot", "Directional", "Point" };
float combo_width = nk_widget_width(context), combo_height = row_height * (LT_MAX);
nk_layout_row_dynamic(context, row_height, 2);
nk_label(context, "Light Type", NK_TEXT_ALIGN_LEFT);
nk_combobox(context, light_types, LT_MAX - 1, &light->type, row_height, nk_vec2(combo_width, combo_height));
nk_layout_row_dynamic(context, row_height, 1); nk_label(context, "Light Color", NK_TEXT_ALIGN_CENTERED);
nk_layout_row_dynamic(context, row_height, 1);
editor_widget_color_combov3(context, &light->color, 200, 300);
nk_layout_row_dynamic(context, row_height, 1);
nk_property_float(context, "Intensity", 0.f, &light->intensity, 100.f, 0.1f, 0.05f);
if(light->type != LT_DIR)
{
nk_layout_row_dynamic(context, row_height, 1);
light->outer_angle = TO_RADIANS(nk_propertyf(context, "Outer Angle", TO_DEGREES(light->inner_angle), TO_DEGREES(light->outer_angle), 360, 1.f, 0.5f));
nk_layout_row_dynamic(context, row_height, 1);
light->inner_angle = TO_RADIANS(nk_propertyf(context, "Inner Angle", 1.f, TO_DEGREES(light->inner_angle), TO_DEGREES(light->outer_angle), 1.f, 0.5f));
nk_layout_row_dynamic(context, row_height, 1);
nk_property_int(context, "Radius", 1, &light->radius, INT_MAX, 1, 1);
nk_layout_row_dynamic(context, row_height, 1);
nk_property_float(context, "Falloff", 0.f, &light->falloff, 100.f, 0.1f, 0.05f);
}
}
nk_tree_pop(context);
}
}
/* Camera */
if(entity->type == ET_CAMERA)
{
if(nk_tree_push(context, NK_TREE_TAB, "Camera", NK_MAXIMIZED))
{
bool update = false;
struct Camera* camera = (struct Camera*)entity;
nk_layout_row_dynamic(context, row_height, 2);
nk_label(context, "Orthographic", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE);
bool ortho = nk_check_label(context, "", camera->ortho);
if(ortho != camera->ortho)
{
camera->ortho = ortho;
update = true;
}
if(!camera->ortho)
{
nk_layout_row_dynamic(context, row_height, 1);
float new_fov = nk_propertyf(context, "Fov", 30.f, camera->fov, 90.f, 0.1f, 1.f);
if(new_fov != camera->fov)
{
camera->fov = new_fov;
update = true;
}
nk_layout_row_dynamic(context, row_height, 2);
nk_label(context, "Aspect Ratio", NK_TEXT_ALIGN_LEFT); nk_labelf(context, NK_TEXT_ALIGN_RIGHT, "%.5f", camera->aspect_ratio);
}
nk_layout_row_dynamic(context, row_height, 1); nk_label(context, "Clear Color", NK_TEXT_ALIGN_CENTERED);
nk_layout_row_dynamic(context, row_height, 1);
editor_widget_color_combov4(context, &camera->clear_color, 200, 300);
nk_layout_row_dynamic(context, row_height, 1);
float new_zoom = nk_propertyf(context, "Zoom", 1.f, camera->zoom, FLT_MAX, 0.1f, 1.f);
if(new_zoom != camera->zoom)
{
camera->zoom = new_zoom;
update = true;
}
nk_layout_row_dynamic(context, row_height, 1);
float new_near_z = nk_propertyf(context, "NearZ", -FLT_MAX, camera->nearz, camera->farz, 0.1f, 1.f);
if(new_near_z != camera->nearz)
{
camera->nearz = new_near_z;
update = true;
}
nk_layout_row_dynamic(context, row_height, 1);
float new_far_z = nk_propertyf(context, "FarZ", camera->nearz, camera->farz, FLT_MAX, 0.1f, 2.f);
if(new_far_z != camera->farz)
{
camera->farz = new_far_z;
update = true;
}
if(update)
{
camera_update_view(entity);
camera_update_proj(entity);
}
nk_tree_pop(context);
}
}
}
else
{
nk_label(context, "No Entity Selected", NK_TEXT_ALIGN_CENTERED);
}
}
else
{
editor->window_property_inspector = false;
}
nk_end(context);
}
void editor_window_renderer_settings(struct nk_context* context, struct Editor* editor, struct Game_State* game_state)
{
int win_width = 0, win_height = 0;
window_get_drawable_size(game_state->window, &win_width, &win_height);
int half_width = win_width / 2, half_height = win_height / 2;
const int row_height = 25;
if(nk_begin_titled(context, "Renderer_Settings_Window", "Renderer Settings", nk_rect(half_width, half_height, 300, 350), window_flags))
{
struct Render_Settings* render_settings = &game_state->renderer->settings;
if(nk_tree_push(context, NK_TREE_TAB, "Debug", NK_MAXIMIZED))
{
static const char* draw_modes[] = { "Triangles", "Lines", "Points" };
nk_layout_row_dynamic(context, row_height, 2);
nk_label(context, "Debug Draw", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE);
render_settings->debug_draw_enabled = nk_check_label(context, "", render_settings->debug_draw_enabled);
nk_layout_row_dynamic(context, row_height, 2);
nk_label(context, "Debug Draw Mode", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE);
render_settings->debug_draw_mode = nk_combo(context, draw_modes, 3, render_settings->debug_draw_mode, 20, nk_vec2(180, 100));
nk_layout_row_dynamic(context, row_height, 2);
nk_label(context, "Debug Color", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE);
editor_widget_color_combov4(context, &render_settings->debug_draw_color, 200, 400);
nk_tree_pop(context);
}
if(nk_tree_push(context, NK_TREE_TAB, "Fog", NK_MAXIMIZED))
{
static const char* fog_modes[] = { "None", "Linear", "Exponential", "Exponential Squared" };
nk_layout_row_dynamic(context, row_height, 2);
nk_label(context, "Color", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE);
editor_widget_color_combov3(context, &render_settings->fog.color, 200, 400);
nk_layout_row_dynamic(context, row_height, 2);
nk_label(context, "Fog Mode", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE);
render_settings->fog.mode = nk_combo(context,
fog_modes,
4,
render_settings->fog.mode,
20,
nk_vec2(180, 100));
nk_layout_row_dynamic(context, row_height, 2);
nk_label(context, "Density", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE);
struct nk_rect bounds = nk_widget_bounds(context);
nk_slider_float(context, 0.f, &render_settings->fog.density, 1.f, 0.005);
if(nk_input_is_mouse_hovering_rect(&context->input, bounds))
{
if(nk_tooltip_begin(context, 100))
{
nk_layout_row_dynamic(context, row_height, 1);
nk_labelf(context, NK_TEXT_ALIGN_CENTERED, "%.3f", render_settings->fog.density);
nk_tooltip_end(context);
}
}
nk_layout_row_dynamic(context, row_height, 1);
nk_property_float(context,
"Start Distance",
0.f,
&render_settings->fog.start_dist,
render_settings->fog.max_dist,
5.f, 10.f);
nk_layout_row_dynamic(context, row_height, 1);
nk_property_float(context,
"Max Distance",
render_settings->fog.start_dist,
&render_settings->fog.max_dist,
10000.f,
5.f, 10.f);
nk_tree_pop(context);
}
}
else
{
editor->window_settings_renderer = 0;
}
nk_end(context);
}
void editor_window_settings_editor(struct nk_context* context, struct Editor* editor, struct Game_State* game_state)
{
int win_width = 0, win_height = 0;
window_get_drawable_size(game_state->window, &win_width, &win_height);
int half_width = win_width / 2, half_height = win_height / 2;
const int row_height = 25;
if(nk_begin_titled(context, "Window_Settings_Editor", "Editor Settings", nk_rect(half_width, half_height, 300, 350), window_flags))
{
nk_layout_row_dynamic(context, row_height, 2);
nk_label(context, "Grid Enabled", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE);
nk_checkbox_label(context, "", &editor->grid_enabled);
nk_layout_row_dynamic(context, row_height, 2);
nk_label(context, "Grid Color", NK_TEXT_ALIGN_LEFT | NK_TEXT_ALIGN_MIDDLE);
editor_widget_color_combov4(context, &editor->grid_color, 200, 400);
nk_layout_row_dynamic(context, row_height, 1);
nk_property_int(context, "Grid Lines", 10, &editor->grid_num_lines, 200, 1, 1);
nk_layout_row_dynamic(context, row_height, 1);
nk_property_float(context, "Grid Scale", 0.25f, &editor->grid_scale, 10.f, 1, 0.25f);
}
else
{
editor->window_settings_editor = 0;
}
nk_end(context);
}