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lol/doc/samples/meshviewer/meshviewer.cpp

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35 KiB
原始文件 Blame 歷史記錄 

  1. 

  2. //

  3. // Lol Engine - EasyMesh tutorial

  4. //

  5. // Copyright: (c) 2011-2014 Sam Hocevar <sam@hocevar.net>

  6. //            (c) 2012-2013 Benjamin "Touky" Huet <huet.benjamin@gmail.com>

  7. //   This program is free software; you can redistribute it and/or

  8. //   modify it under the terms of the Do What The Fuck You Want To

  9. //   Public License, Version 2, as published by Sam Hocevar. See

  10. //   http://www.wtfpl.net/ for more details.

  11. //

  12. 

  13. #if HAVE_CONFIG_H

  14. #   include "config.h"

  15. #endif

  16. 

  17. #include <cfloat> /* for FLT_MAX */

  18. 

  19. #include <lol/engine.h>

  20. #include "scenesetup.h"

  21. 

  22. using namespace lol;

  23. 

  24. static int const TEXTURE_WIDTH = 256;

  25. 

  26. //Basic build defines ---------------------------------------------------------

  27. #define     HAS_WEB             (__native_client__ || EMSCRIPTEN)

  28. #define     HAS_INPUT           (_WIN32 && !HAS_WEB)

  29. 

  30. //Basic config defines --------------------------------------------------------

  31. #define     R_M                 1.f

  32. #if HAS_WEB

  33. #define     DEFAULT_WIDTH       (800.f * R_M)

  34. #define     DEFAULT_HEIGHT      (400.f * R_M)

  35. #else

  36. #define     DEFAULT_WIDTH       (1200.f * R_M)

  37. #define     DEFAULT_HEIGHT      (400.f * R_M)

  38. #endif //HAS_WEB

  39. #define     WIDTH               ((float)Video::GetSize().x)

  40. #define     HEIGHT              ((float)Video::GetSize().y)

  41. #define     SCREEN_W            (10.f / WIDTH)

  42. #define     RATIO_HW            (HEIGHT / WIDTH)

  43. #define     RATIO_WH            (WIDTH / HEIGHT)

  44. #define     SCREEN_LIMIT        1.4f

  45. 

  46. #define     RESET_TIMER         .2f

  47. #define     ROT_SPEED           vec2(50.f)

  48. #define     ROT_CLAMP           89.f

  49. #define     POS_SPEED           vec2(1.2f)

  50. #define     POS_CLAMP           1.f

  51. #define     FOV_SPEED           20.f

  52. #define     FOV_CLAMP           120.f

  53. #define     ZOM_SPEED           3.f

  54. #define     ZOM_CLAMP           20.f

  55. #define     HST_SPEED           .5f

  56. #define     HST_CLAMP           1.f

  57. 

  58. #define     WITH_TEXTURE        0

  59. 

  60. 

  61. #define     HAS_KBOARD          (m_input_usage & (1<<IPT_MV_KBOARD))

  62. #define     HAS_MOUSE           (m_input_usage & (1<<IPT_MV_MOUSE))

  63. 

  64. #include "meshviewer.h"

  65. 

  66. LOLFX_RESOURCE_DECLARE(shinyfur);

  67. LOLFX_RESOURCE_DECLARE(shinymvtexture);

  68. 

  69. //TargetCamera ----------------------------------------------------------------

  70. class TargetCamera

  71. {

  72. public:

  73.     void EmptyTargets()             { m_targets.Empty(); }

  74.     void AddTarget(vec3 new_target) { m_targets << new_target; }

  75.     //This considers the box usage A to B as top-left to bottom-right

  76.     void AddTarget(box3 new_target)

  77.     {

  78.         vec3 base_off = .5f * (new_target.B - new_target.A);

  79.         vec3 base_pos = new_target.A + base_off;

  80.         int pass = 0;

  81.         while (pass < 3)

  82.         {

  83.             int mask = 3 - max(0, pass - 1);

  84.             while (mask-- > 0)

  85.             {

  86.                 ivec3 A((pass == 1 || (pass == 2 && mask == 1))?(1):(0));

  87.                 ivec3 B((pass == 2)?(1):(0)); B[mask] = 1;

  88.                 vec3 offset = vec3(ivec3((int)(!A.x != !B.x), (int)(!A.y != !B.y), (int)(!A.z != !B.z)));

  89.                 AddTarget(base_pos + offset * base_off * 2.f - base_off);

  90.             }

  91.             pass++;

  92.         }

  93.     }

  94. 

  95.     array<vec3>     m_targets;

  96. };

  97. 

  98. //EasyMeshLoadJob -------------------------------------------------------------

  99. bool EasyMeshLoadJob::DoWork()

  100. {

  101.     if (m_loader.ExecLuaFile(m_path))

  102.     {

  103.         array<EasyMeshLuaObject*>& objs = m_loader.GetInstances();

  104.         for (EasyMeshLuaObject* obj : objs)

  105.             m_meshes << new EasyMeshViewerObject(obj->GetMesh());

  106.     }

  107.     return !!m_meshes.count();

  108. }

  109. 

  110. //-----------------------------------------------------------------------------

  111. MeshViewerLoadJob* EasyMeshLoadJob::GetInstance(String const& path)

  112. {

  113.     if (Check(path))

  114.         return new MeshViewerLoadJob(path);

  115.     return nullptr;

  116. }

  117. 

  118. //-----------------------------------------------------------------------------

  119. void EasyMeshLoadJob::RetrieveResult(class MeshViewer* app)

  120. {

  121.     for (EasyMeshViewerObject* mesh : m_meshes)

  122.         app->AddViewerObj(mesh);

  123.     m_meshes.Empty();

  124. }

  125. 

  126. //MeshViewer ------------------------------------------------------------------

  127. MeshViewer::MeshViewer(char const *file_name)

  128.     : m_file_name(file_name)

  129. { }

  130. 

  131. //-----------------------------------------------------------------------------

  132. MeshViewer::~MeshViewer()

  133. {

  134.     Stop();

  135. }

  136. 

  137. //-----------------------------------------------------------------------------

  138. void MeshViewer::Start()

  139. {

  140.     /** OLD STUFF **/

  141.     //Prepare();

  142. 

  143.     //Scene setup

  144.     m_setup_loader.ExecLuaFile("meshviewer_init.lua");

  145. 

  146.     //Threads setup

  147.     m_entities << (m_file_check = new FileUpdateTester());

  148.     m_file_status = m_file_check->RegisterFile(m_file_name);

  149. 

  150.     //m_entities << (m_file_loader = new DefaultThreadManager(1, 1));

  151. 

  152.     //Camera setup

  153.     m_camera = new Camera();

  154.     m_camera->SetView(vec3(0.f, 0.f, 10.f), vec3::zero, vec3::axis_y);

  155.     m_camera->SetProjection(0.f, .0001f, 2000.f, WIDTH * SCREEN_W, RATIO_HW);

  156.     m_camera->UseShift(true);

  157.     g_scene->PushCamera(m_camera);

  158. 

  159. #if HAS_INPUT

  160.     InputProfile& ip = m_profile;

  161.     ip.AddBindings<MeshViewerKeyInput, MeshViewerKeyInput::KBD_BEG, MeshViewerKeyInput::KBD_END>(InputProfileType::Keyboard);

  162.     ip.AddBindings<MeshViewerKeyInput, MeshViewerKeyInput::MSE_BEG, MeshViewerKeyInput::MSE_END>(InputProfileType::Keyboard);

  163. 

  164.     m_entities << (m_controller = new Controller("MeshViewer"));

  165.     m_controller->Init(m_profile);

  166. #endif //HAS_INPUT

  167. 

  168.     /** ----- Register all entities ----- **/

  169.     for (Entity* entity : m_entities) Ticker::Ref(entity);

  170. 

  171.     /** ----- Init is done ----- **/

  172.     m_init = true;

  173. 

  174.     /** ----- Start threads ----- **/

  175.     m_file_check->Start();

  176. 

  177. }

  178. 

  179. //-----------------------------------------------------------------------------

  180. void MeshViewer::Stop()

  181. {

  182.     //Destroy core stuff

  183.     if (m_camera) g_scene->PopCamera(m_camera);

  184.     if (m_ssetup) delete m_ssetup;

  185. 

  186.     m_file_check->UnregisterFile(m_file_status);

  187. 

  188.     //Register all entities

  189.     for (Entity* entity : m_entities) Ticker::Unref(entity);

  190. 

  191.     //Delete objs

  192.     while (m_objs.count()) delete m_objs.Pop();

  193. 

  194.     //Nullify all

  195.     m_ssetup = nullptr;

  196.     m_camera = nullptr;

  197.     m_controller = nullptr;

  198.     m_file_check = nullptr;

  199.     m_file_loader = nullptr;

  200. 

  201.     /** ----- Init is needed ----- **/

  202.     m_init = false;

  203. }

  204. 

  205. //-----------------------------------------------------------------------------

  206. MeshViewerLoadJob* MeshViewer::GetLoadJob(String const& path)

  207. {

  208.     MeshViewerLoadJob* job = nullptr;

  209.     if (job = EasyMeshLoadJob::GetInstance(path)) return job;

  210.     return job;

  211. }

  212. 

  213. //-----------------------------------------------------------------------------

  214. void MeshViewer::TickGame(float seconds)

  215. {

  216.     super::TickGame(seconds);

  217. 

  218.     if (!m_init && g_scene) Start();

  219.     if (!m_init) return;

  220. 

  221.     m_first_tick = true;

  222. 

  223.     //Check file update

  224.     ASSERT(m_file_status);

  225.     if (false && m_file_status->HasUpdated())

  226.     {

  227.         MeshViewerLoadJob* job = GetLoadJob(m_file_name);

  228.         if (!job)

  229.             m_file_loader->AddJob(job);

  230.     }

  231. 

  232.     //Check work done

  233.     if (false)

  234.     {

  235.         array<ThreadJob*> result;

  236.         m_file_loader->GetWorkResult(result);

  237.         if (result.count())

  238.         {

  239.             for (ThreadJob* job : result)

  240.             {

  241.                 if (job->GetJobType() == ThreadJobType::WORK_SUCCEEDED)

  242.                 {

  243.                     MeshViewerLoadJob* mvjob = static_cast<MeshViewerLoadJob*>(job);

  244.                     mvjob->RetrieveResult(this);

  245.                 }

  246.                 delete job;

  247.             }

  248.         }

  249.     }

  250. 

  251.     /** OLD STUFF **/

  252.     //Update(seconds);

  253. }

  254. 

  255. //-----------------------------------------------------------------------------

  256. void MeshViewer::TickDraw(float seconds, Scene &scene)

  257. {

  258.     super::TickDraw(seconds, scene);

  259. 

  260.     /** OLD STUFF **/

  261.     //Draw(seconds);

  262. }

  263. 

  264. //The basic main --------------------------------------------------------------

  265. int main(int argc, char **argv)

  266. {

  267.     System::Init(argc, argv);

  268. 

  269.     Application app("MeshViewer", ivec2((int)DEFAULT_WIDTH, (int)DEFAULT_HEIGHT), 60.0f);

  270.     if (argc > 1)

  271.         new MeshViewer(argv[1]);

  272.     else

  273.         new MeshViewer();

  274.     app.Run();

  275. 

  276.     return EXIT_SUCCESS;

  277. }

  278. 

  279. //-------------------------------------------------------------------------

  280. //OLD ---------------------------------------------------------------------

  281. //-------------------------------------------------------------------------

  282. #if HAS_INPUT

  283. bool  MeshViewer::KeyReleased(MVKeyboardList index) { return (HAS_KBOARD && m_controller->WasKeyReleasedThisFrame(index)); }

  284. bool  MeshViewer::KeyPressed(MVKeyboardList index)  { return (HAS_KBOARD && m_controller->WasKeyPressedThisFrame(index)); }

  285. bool  MeshViewer::KeyDown(MVKeyboardList index)     { return (HAS_KBOARD && m_controller->IsKeyPressed(index)); }

  286. bool  MeshViewer::KeyReleased(MVMouseKeyList index) { return (HAS_MOUSE  && m_controller->WasKeyReleasedThisFrame(index)); }

  287. bool  MeshViewer::KeyPressed(MVMouseKeyList index)  { return (HAS_MOUSE  && m_controller->WasKeyPressedThisFrame(index)); }

  288. bool  MeshViewer::KeyDown(MVMouseKeyList index)     { return (HAS_MOUSE  && m_controller->IsKeyPressed(index)); }

  289. float MeshViewer::AxisValue(MVMouseAxisList index)  { return (HAS_MOUSE) ? (m_controller->GetAxisValue(index)) : (0.f); }

  290. #endif //HAS_INPUT

  291. 

  292. void MeshViewer::Prepare()

  293. {

  294.     // Message Service

  295.     MessageService::Setup();

  296. 

  297.     //Compile ref meshes

  298.     m_gizmos << new EasyMesh();

  299.     m_gizmos.Last()->Compile("[sc#0f0 ac 3 .5 .4 0 ty .25 [ad 3 .4 sy -1] ty .5 ac 3 1 .075 ty .5 dup[rz 90 ry 90 scv#00f dup[ry 90 scv#f00]]][sc#fff ab .1]");

  300.     m_gizmos << new EasyMesh();

  301.     m_gizmos.Last()->Compile("[sc#666 acap 1 .5 .5 ty -.5 sc#fff asph 2 1]");

  302.     m_gizmos << new EasyMesh();

  303.     m_gizmos.Last()->Compile("[sc#fff ac 3 .5 .4 0 ty .25 [ad 3 .4 sy -1] ty .5 ac 3 1 .1 ty .5 [ad 3 .1 sy -1] ty 1 rz 90 ry 90]");

  304. 

  305.     // Mesh Setup

  306.     m_render_max = vec2(-.9f, 4.1f);

  307.     m_mesh_render = 0;

  308.     m_mesh_id = 0;

  309.     m_mesh_id1 = 0.f;

  310.     m_default_texture = nullptr;

  311.     m_texture_shader = nullptr;

  312.     m_texture = nullptr;

  313. 

  314.     //Camera Setup

  315.     m_reset_timer = -1.f;

  316.     m_fov = -100.f;

  317.     m_fov_mesh = 0.f;

  318.     m_fov_speed = 0.f;

  319.     m_zoom = 0.f;

  320.     m_zoom_mesh = 0.f;

  321.     m_zoom_speed = 0.f;

  322.     m_rot = vec2(/*45.f*/0.f, -45.f);

  323.     m_rot_mesh = vec2::zero;

  324.     m_rot_speed = vec2::zero;

  325.     m_pos = vec2::zero;

  326.     m_pos_mesh = vec2::zero;

  327.     m_pos_speed = vec2::zero;

  328.     m_screen_offset = vec2::zero;

  329.     m_hist_scale = vec2(.13f, .03f);

  330.     m_hist_scale_mesh = vec2(.0f);

  331.     m_hist_scale_speed = vec2(.0f);

  332. 

  333.     m_mat_prev = mat4(quat::fromeuler_xyz(vec3::zero));

  334.     m_mat = mat4::translate(vec3(0.f));//mat4(quat::fromeuler_xyz(vec3(m_rot_mesh, .0f)));

  335. 

  336.     m_build_timer = 0.1f;

  337.     m_build_time = -1.f;

  338. 

  339.     //stream update

  340.     m_stream_update_time = 2.0f;

  341.     m_stream_update_timer = 1.0f;

  342. 

  343.     m_init = true;

  344.     m_input_usage = 0;

  345. 

  346. #if HAS_INPUT

  347.     /* Register an input controller for the keyboard */

  348.     m_controller = new Controller("Default");

  349.     m_controller->SetInputCount(MAX_KEYS, MAX_AXIS);

  350. 

  351.     if (InputDevice::Get(g_name_mouse.C()))

  352.     {

  353.         m_input_usage |= (1 << IPT_MV_MOUSE);

  354. 

  355.         m_controller->GetKey(MSE_CAM_ROT).BindMouse("Left");

  356.         m_controller->GetKey(MSE_CAM_POS).BindMouse("Right");

  357.         m_controller->GetKey(MSE_CAM_FOV).BindMouse("Middle");

  358.         m_controller->GetKey(MSE_FOCUS).BindMouse("InScreen");

  359.         m_controller->GetAxis(MSEX_CAM_Y).BindMouse("Y");

  360.         m_controller->GetAxis(MSEX_CAM_X).BindMouse("X");

  361.     }

  362. 

  363.     if (InputDevice::Get(g_name_keyboard.C()))

  364.     {

  365.         m_input_usage |= (1 << IPT_MV_KBOARD);

  366. 

  367.         //Camera keyboard rotation

  368.         m_controller->GetKey(KEY_CAM_UP).BindKeyboard("Up");

  369.         m_controller->GetKey(KEY_CAM_DOWN).BindKeyboard("Down");

  370.         m_controller->GetKey(KEY_CAM_LEFT).BindKeyboard("Left");

  371.         m_controller->GetKey(KEY_CAM_RIGHT).BindKeyboard("Right");

  372. 

  373.         //Camera keyboard position switch

  374.         m_controller->GetKey(KEY_CAM_POS).BindKeyboard("LeftShift");

  375.         m_controller->GetKey(KEY_CAM_FOV).BindKeyboard("LeftCtrl");

  376. 

  377.         //Camera unzoom switch

  378.         m_controller->GetKey(KEY_CAM_RESET).BindKeyboard("Space");

  379. 

  380.         //Mesh change

  381.         m_controller->GetKey(KEY_MESH_NEXT).BindKeyboard("PageUp");

  382.         m_controller->GetKey(KEY_MESH_PREV).BindKeyboard("PageDown");

  383. 

  384.         //Base setup

  385.         m_controller->GetKey(KEY_F1).BindKeyboard("F1");

  386.         m_controller->GetKey(KEY_F2).BindKeyboard("F2");

  387.         m_controller->GetKey(KEY_F3).BindKeyboard("F3");

  388.         m_controller->GetKey(KEY_F4).BindKeyboard("F4");

  389.         m_controller->GetKey(KEY_F5).BindKeyboard("F5");

  390.         m_controller->GetKey(KEY_ESC).BindKeyboard("Escape");

  391.     }

  392. #endif //HAS_INPUT

  393. 

  394. 

  395.     m_camera = new Camera();

  396.     m_camera->SetView(vec3(0.f, 0.f, 10.f), vec3::zero, vec3::axis_y);

  397.     m_camera->SetProjection(0.f, .0001f, 2000.f, WIDTH * SCREEN_W, RATIO_HW);

  398.     m_camera->UseShift(true);

  399.     g_scene->PushCamera(m_camera);

  400. 

  401.     //Lights setup

  402.     m_ssetup = new SceneSetup();

  403. #if NO_SC_SETUP

  404.     m_ssetup->m_lights << new Light();

  405.     m_ssetup->m_lights.Last()->SetPosition(vec4(4.f, -1.f, -4.f, 0.f));

  406.     m_ssetup->m_lights.Last()->SetColor(vec4(.0f, .2f, .5f, 1.f));

  407.     Ticker::Ref(m_ssetup->m_lights.Last());

  408.     m_ssetup->m_lights << new Light();

  409.     m_ssetup->m_lights.Last()->SetPosition(vec4(8.f, 2.f, 6.f, 0.f));

  410.     m_ssetup->m_lights.Last()->SetColor(vec4(1.f));

  411.     Ticker::Ref(m_ssetup->m_lights.Last());

  412.     EasyMesh* em = new EasyMesh();

  413.     if (em->Compile("sc#fff ab 1"))

  414.     {

  415.         if (m_mesh_id == m_meshes.Count() - 1)

  416.             m_mesh_id++;

  417.         m_meshes.Push(em, nullptr);

  418.     }

  419. #else

  420.     //TOUKY CHANGE THAT

  421.     /*

  422.     m_ssetup->Compile("addlight 0.0 position (4 -1 -4) color (.0 .2 .5 1) "

  423.     "addlight 0.0 position (8 2 6) color #ffff "

  424.     "showgizmo true ");

  425.     */

  426.     m_ssetup->Startup();

  427. #endif //NO_SC_SETUP

  428.     for (int i = 0; i < m_ssetup->m_lights.Count(); ++i)

  429.     {

  430.         m_light_datas << LightData(m_ssetup->m_lights[i]->GetPosition().xyz, m_ssetup->m_lights[i]->GetColor());

  431.         m_ssetup->m_lights[i]->SetPosition(vec3::zero);

  432.         m_ssetup->m_lights[i]->SetColor(vec4::zero);

  433.     }

  434. }

  435. 

  436. void MeshViewer::Unprepare()

  437. {

  438.     if (m_camera) g_scene->PopCamera(m_camera);

  439.     if (m_ssetup) delete m_ssetup;

  440. 

  441.     MessageService::Destroy();

  442. 

  443.     //Register all entities

  444.     for (Entity* entity : m_entities)

  445.         Ticker::Unref(entity);

  446. 

  447.     m_controller = nullptr;

  448.     m_camera = nullptr;

  449.     m_ssetup = nullptr;

  450. 

  451.     /** ----- Init is needed ----- **/

  452.     m_init = false;

  453. }

  454. 

  455. void MeshViewer::Update(float seconds)

  456. {

  457.     //TODO : This should probably be "standard LoL behaviour"

  458. #if HAS_INPUT

  459.     {

  460.         //Shutdown logic

  461.         if (KeyReleased(KEY_ESC))

  462.             Ticker::Shutdown();

  463.     }

  464. #endif //HAS_INPUT

  465. 

  466.     //Compute render mesh count

  467.     float a_j = lol::abs(m_render_max[1]);

  468.     float i_m = m_hist_scale_mesh.x;

  469.     float i_trans = a_j - ((a_j * a_j * i_m * i_m + a_j * i_m) * .5f);

  470.     m_render_max[1] = a_j * ((RATIO_WH * 1.f) / ((i_trans != 0.f)?(i_trans):(RATIO_WH))) - RATIO_HW * .3f;

  471. 

  472.     //Mesh Change

  473. #if HAS_INPUT

  474.     m_mesh_id = clamp(m_mesh_id + ((int)KeyPressed(KEY_MESH_PREV) - (int)KeyPressed(KEY_MESH_NEXT)), 0, (int)m_meshes.Count() - 1);

  475. #endif //HAS_INPUT

  476.     m_mesh_id1 = damp(m_mesh_id1, (float)m_mesh_id, .2f, seconds);

  477. 

  478. #if ALL_FEATURES

  479. 

  480.     //Update light position & damping

  481.     for (int i = 0; i < m_ssetup->m_lights.Count(); ++i)

  482.     {

  483.         vec3 pos = (m_mat * inverse(m_mat_prev) * vec4(m_ssetup->m_lights[i]->GetPosition(), 1.f)).xyz;

  484.         vec3 tgt = (m_mat * vec4(m_light_datas[i].m_pos, 1.f)).xyz;

  485. 

  486.         vec3 new_pos = damp(pos, tgt, .3f, seconds);

  487.         vec4 new_col = damp(m_ssetup->m_lights[i]->GetColor(), m_light_datas[i].m_col, .3f, seconds);

  488. 

  489.         m_ssetup->m_lights[i]->SetPosition(new_pos);

  490.         m_ssetup->m_lights[i]->SetColor(new_col);

  491.     }

  492. 

  493.     //Camera update

  494.     bool is_pos = false;

  495.     bool is_fov = false;

  496.     bool is_hsc = false;

  497.     vec2 tmpv = vec2::zero;

  498. 

  499. #if HAS_INPUT

  500.     is_pos = KeyDown(KEY_CAM_POS) || KeyDown(MSE_CAM_POS);

  501.     is_fov = KeyDown(KEY_CAM_FOV) || KeyDown(MSE_CAM_FOV);

  502. 

  503.     if (KeyDown(MSE_FOCUS) && (KeyDown(MSE_CAM_ROT) || KeyDown(MSE_CAM_POS) || KeyDown(MSE_CAM_FOV)))

  504.     {

  505.         tmpv += vec2(AxisValue(MSEX_CAM_Y), AxisValue(MSEX_CAM_X));

  506.         if (KeyDown(MSE_CAM_ROT))

  507.             tmpv *= vec2(1.f, 1.f) * 6.f;

  508.         if (KeyDown(MSE_CAM_POS))

  509.             tmpv *= vec2(1.f, -1.f) * 3.f;

  510.         if (KeyDown(MSE_CAM_FOV))

  511.             tmpv = vec2(tmpv.y * 4.f, tmpv.x * 6.f);

  512.     }

  513. 

  514.     tmpv += vec2((float)KeyDown(KEY_CAM_UP   ) - (float)KeyDown(KEY_CAM_DOWN),

  515.                     (float)KeyDown(KEY_CAM_RIGHT) - (float)KeyDown(KEY_CAM_LEFT));

  516. #endif //HAS_INPUT

  517. 

  518.     //Base data

  519.     vec2 rot = (!is_pos && !is_fov)?(tmpv):(vec2(.0f)); rot = vec2(rot.x, -rot.y);

  520.     vec2 pos = ( is_pos && !is_fov)?(tmpv):(vec2(.0f)); pos = -vec2(pos.y, pos.x);

  521.     vec2 fov = (!is_pos && is_fov )?(tmpv):(vec2(.0f)); fov = vec2(-fov.x, fov.y);

  522.     vec2 hsc = (is_hsc)?(vec2(0.f)):(vec2(0.f));

  523. 

  524.     //speed

  525.     m_rot_speed = damp(m_rot_speed, rot * ROT_SPEED, .2f, seconds);

  526.     float pos_factor = 1.f / (1.f + m_zoom_mesh * .5f);

  527.     m_pos_speed = damp(m_pos_speed, pos * POS_SPEED * pos_factor, .2f, seconds);

  528.     float fov_factor = 1.f + lol::pow((m_fov_mesh / FOV_CLAMP) * 1.f, 2.f);

  529.     m_fov_speed = damp(m_fov_speed, fov.x * FOV_SPEED * fov_factor, .2f, seconds);

  530.     float zom_factor = 1.f + lol::pow((m_zoom_mesh / ZOM_CLAMP) * 1.f, 2.f);

  531.     m_zoom_speed = damp(m_zoom_speed, fov.y * ZOM_SPEED * zom_factor, .2f, seconds);

  532.     m_hist_scale_speed = damp(m_hist_scale_speed, hsc * HST_SPEED, .2f, seconds);

  533. 

  534.     m_rot += m_rot_speed * seconds;

  535. 

  536. #if HAS_INPUT

  537.     if (m_reset_timer >= 0.f)

  538.         m_reset_timer -= seconds;

  539.     if (KeyPressed(KEY_CAM_RESET))

  540.     {

  541.         if (m_reset_timer >= 0.f)

  542.         {

  543.             m_pos = vec2(0.f);

  544.             m_zoom = 0.f;

  545.         }

  546.         else

  547.             m_reset_timer = RESET_TIMER;

  548.     }

  549. 

  550.     //Transform update

  551.     if (!KeyDown(KEY_CAM_RESET))

  552.     {

  553.         m_pos += m_pos_speed * seconds;

  554.         m_fov += m_fov_speed * seconds;

  555.         m_zoom += m_zoom_speed * seconds;

  556.         m_hist_scale += m_hist_scale_speed * seconds;

  557.     }

  558. #endif //HAS_INPUT

  559. 

  560.     //clamp

  561.     vec2 rot_mesh = vec2(SmoothClamp(m_rot.x, -ROT_CLAMP, ROT_CLAMP, ROT_CLAMP * .1f), m_rot.y);

  562.     vec2 pos_mesh = vec2(SmoothClamp(m_pos.x, -POS_CLAMP, POS_CLAMP, POS_CLAMP * .1f),

  563.                             SmoothClamp(m_pos.y, -POS_CLAMP, POS_CLAMP, POS_CLAMP * .1f));

  564.     float fov_mesh = SmoothClamp(m_fov, 0.f, FOV_CLAMP, FOV_CLAMP * .1f);

  565.     float zoom_mesh = SmoothClamp(m_zoom, -ZOM_CLAMP, ZOM_CLAMP, ZOM_CLAMP * .1f);

  566.     vec2 hist_scale_mesh = vec2(SmoothClamp(m_hist_scale.x, 0.f, HST_CLAMP, HST_CLAMP * .1f),

  567.                                 SmoothClamp(m_hist_scale.y, 0.f, HST_CLAMP, HST_CLAMP * .1f));

  568. 

  569. #if HAS_INPUT

  570.     if (KeyDown(KEY_CAM_RESET) && m_reset_timer < 0.f)

  571.     {

  572.         pos_mesh = vec2::zero;

  573.         zoom_mesh = 0.f;

  574.     }

  575. #endif //HAS_INPUT

  576. 

  577.     m_rot_mesh = vec2(damp(m_rot_mesh.x, rot_mesh.x, .2f, seconds), damp(m_rot_mesh.y, rot_mesh.y, .2f, seconds));

  578.     m_pos_mesh = vec2(damp(m_pos_mesh.x, pos_mesh.x, .2f, seconds), damp(m_pos_mesh.y, pos_mesh.y, .2f, seconds));

  579.     m_fov_mesh = damp(m_fov_mesh, fov_mesh, .2f, seconds);

  580.     m_zoom_mesh = damp(m_zoom_mesh, zoom_mesh, .2f, seconds);

  581.     m_hist_scale_mesh = damp(m_hist_scale_mesh, hist_scale_mesh, .2f, seconds);

  582. 

  583.     //Mesh mat calculation

  584.     m_mat_prev = m_mat;

  585.     m_mat = mat4::translate(vec3(0.f));

  586. 

  587.     //Target List Setup

  588.     TargetCamera tc;

  589.     if (m_meshes.Count() && m_mesh_id >= 0)

  590.         for (int i = 0; i < m_meshes[m_mesh_id].m1->GetVertexCount(); i++)

  591.             tc.AddTarget((m_mat * mat4::translate(m_meshes[m_mesh_id].m1->GetVertexLocation(i)))[3].xyz);

  592.     tc.AddTarget(box3(vec3(0.f), vec3(1.f)));

  593.     for (int k = 0; k < m_ssetup->m_lights.Count() && m_ssetup->m_show_lights; ++k)

  594.     {

  595.         vec3 light_pos = m_ssetup->m_lights[k]->GetPosition();

  596.         mat4 world_cam = m_camera->GetView();

  597.         light_pos = (inverse(world_cam) * vec4((world_cam * vec4(light_pos, 1.0f)).xyz * vec3::axis_z, 1.0f)).xyz;

  598.         tc.AddTarget(box3(vec3(-1.f), vec3(1.f)) + light_pos *

  599.                         ((m_ssetup->m_lights[k]->GetType() == LightType::Directional)?(-1.f):(1.f)));

  600.     }

  601. 

  602.     //--

  603.     //Update mesh screen location - Get the Min/Max needed

  604.     //--

  605.     vec2 cam_center(0.f);

  606.     float cam_factor = .0f;

  607.     vec3 local_min_max[2] = { vec3(FLT_MAX), vec3(-FLT_MAX) };

  608.     vec2 screen_min_max[2] = { vec2(FLT_MAX), vec2(-FLT_MAX) };

  609.     mat4 world_cam = m_camera->GetView();

  610.     mat4 cam_screen = m_camera->GetProjection();

  611. 

  612.     //target on-screen computation

  613.     for (int i = 0; i < tc.m_targets.Count(); i++)

  614.     {

  615.         vec3 obj_loc = tc.m_targets[i];

  616.         {

  617.             //Debug::DrawBox(obj_loc - vec3(4.f), obj_loc + vec3(4.f), vec4(1.f, 0.f, 0.f, 1.f));

  618.             mat4 target_mx = mat4::translate(obj_loc);

  619.             vec3 vpos;

  620. 

  621.             //Get location in cam coordinates

  622.             target_mx = world_cam * target_mx;

  623.             vpos = target_mx[3].xyz;

  624.             local_min_max[0] = min(vpos.xyz, local_min_max[0]);

  625.             local_min_max[1] = max(vpos.xyz, local_min_max[1]);

  626. 

  627.             //Get location in screen coordinates

  628.             target_mx = cam_screen * target_mx;

  629.             vpos = (target_mx[3] / target_mx[3].w).xyz;

  630.             screen_min_max[0] = min(screen_min_max[0], vpos.xy * vec2(RATIO_WH, 1.f));

  631.             screen_min_max[1] = max(screen_min_max[1], vpos.xy * vec2(RATIO_WH, 1.f));

  632. 

  633.             //Build Barycenter

  634.             cam_center += vpos.xy;

  635.             cam_factor += 1.f;

  636.         }

  637.     }

  638.     float screen_ratio = max(max(lol::abs(screen_min_max[0].x), lol::abs(screen_min_max[0].y)),

  639.                                 max(lol::abs(screen_min_max[1].x), lol::abs(screen_min_max[1].y)));

  640.     float z_dist = //m_camera->m_target_distance

  641.         length(m_camera->m_position)

  642.         + max(local_min_max[0].z, local_min_max[1].z);

  643. 

  644.     vec2 screen_offset = vec2(0.f, -(screen_min_max[1].y + screen_min_max[0].y) * .5f);

  645.     m_screen_offset = damp(m_screen_offset, screen_offset, .9f, seconds);

  646. 

  647.     float forced_zoom = m_zoom_mesh;

  648. 

  649.     if (cam_factor > 0.f)

  650.     {

  651.         vec2 old_sscale = m_camera->GetScreenScale();

  652.         float old_ssize = m_camera->GetScreenSize();

  653.         float zoom_in  = 1.f + lol::max(0.f, forced_zoom);

  654.         float zoom_out = 1.f + lol::max(0.f, -forced_zoom);

  655.         m_camera->SetScreenScale(max(vec2(0.001f), ((old_sscale * zoom_in) / (screen_ratio * zoom_out * SCREEN_LIMIT))));

  656.         m_camera->SetFov(m_fov_mesh);

  657.         m_camera->SetScreenInfos(damp(old_ssize, max(1.f, screen_ratio * zoom_out), 1.2f, seconds));

  658. 

  659.         vec3 posz = ((mat4::rotate(m_rot_mesh.y, vec3::axis_y) * mat4::rotate(-m_rot_mesh.x, vec3::axis_x) * vec4::axis_z)).xyz;

  660.         vec3 newpos = posz * damp(length(m_camera->m_position), z_dist * 1.2f, .1f, seconds);

  661.         m_camera->SetView(newpos, vec3(0.f), vec3::axis_y);

  662.     }

  663. 

  664.     //--

  665.     //Message Service

  666.     //--

  667.     String mesh("");

  668.     int u = 1;

  669.     while (u-- > 0 && MessageService::FetchFirst(MessageBucket::AppIn, mesh))

  670.     {

  671.         int o = 1;

  672.         while (o-- > 0)

  673.         {

  674.             SceneSetup* new_ssetup = new SceneSetup();

  675.             if (false) //new_ssetup->Compile(mesh.C()) && new_ssetup->m_lights.Count())

  676.             {

  677.                 //Store current light datas, in World

  678.                 array<LightData> light_datas;

  679.                 for (int i = 0; i < m_ssetup->m_lights.Count(); ++i)

  680.                     light_datas << LightData(m_ssetup->m_lights[i]->GetPosition(), m_ssetup->m_lights[i]->GetColor());

  681. 

  682.                 if (m_ssetup)

  683.                     delete m_ssetup;

  684.                 m_ssetup = new_ssetup;

  685.                 m_ssetup->Startup();

  686. 

  687.                 //Restore all light datas so blend can occur

  688.                 mat4 light_mat = m_mat * inverse(mat4(quat::fromeuler_xyz(vec3::zero)));

  689.                 for (int i = 0; i < m_ssetup->m_lights.Count(); ++i)

  690.                 {

  691.                     //Store local dst in current m_ld

  692.                     LightData ltmp = LightData(m_ssetup->m_lights[i]->GetPosition(), m_ssetup->m_lights[i]->GetColor());

  693.                     if (i < m_light_datas.Count())

  694.                         m_light_datas[i] = ltmp;

  695.                     else

  696.                         m_light_datas << ltmp;

  697. 

  698.                     vec3 loc = vec3::zero;

  699.                     vec4 col = vec4::zero;

  700.                     if (i < light_datas.Count())

  701.                     {

  702.                         loc = light_datas[i].m_pos;

  703.                         col = light_datas[i].m_col;

  704.                     }

  705. 

  706.                     //Restore old light datas in new lights

  707.                     m_ssetup->m_lights[i]->SetPosition(loc);

  708.                     m_ssetup->m_lights[i]->SetColor(col);

  709.                 }

  710.             }

  711.             else

  712.             {

  713.                 m_ssetup->m_custom_cmd += new_ssetup->m_custom_cmd;

  714.                 delete new_ssetup;

  715.             }

  716.         }

  717.     }

  718. 

  719.     //Check the custom cmd even if we don't have new messages.

  720.     int o = 1;

  721.     while (o-- > 0)

  722.     {

  723.         for (int i = 0; m_ssetup && i < m_ssetup->m_custom_cmd.Count(); ++i)

  724.         {

  725.             if (m_ssetup->m_custom_cmd[i].m1 == "setmesh")

  726.             {

  727.                 //Create a new mesh

  728.                 EasyMesh* em = new EasyMesh();

  729.                 if (em->Compile(m_ssetup->m_custom_cmd[i].m2.C(), false))

  730.                 {

  731.                     em->BD()->Cmdi() = 0;

  732.                     if (m_mesh_id == m_meshes.Count() - 1)

  733.                         m_mesh_id++;

  734.                     m_meshes.Push(em, nullptr);

  735.                 }

  736.                 else

  737.                     delete em;

  738.             }

  739.         }

  740.     }

  741.     m_ssetup->m_custom_cmd.Empty();

  742. #endif //ALL_FEATURES

  743. 

  744. #if HAS_WEB

  745. /*

  746.     if (m_stream_update_time > .0f)

  747.     {

  748.         m_stream_update_time = -1.f;

  749.         MessageService::Send(MessageBucket::AppIn,

  750.                             " addlight 0.0 position (4 -1 -4) color (.0 .2 .5 1) \

  751.                             addlight 0.0 position (8 2 6) color #ffff \

  752.                             custom setmesh \"[sc#f8f ab 1]\"");

  753. //            MessageService::Send(MessageBucket::AppIn, "[sc#f8f ab 1]");

  754. //            MessageService::Send(MessageBucket::AppIn, "[sc#f8f ab 1 splt 4 twy 90]");

  755. //            MessageService::Send(MessageBucket::AppIn, "[sc#8ff afcb 1 1 1 0]");

  756. //            MessageService::Send(MessageBucket::AppIn, "[sc#ff8 afcb 1 1 1 0]");

  757.     }

  758. */

  759. #elif defined(_WIN32)

  760.     //--

  761.     //File management

  762.     //--

  763.     m_stream_update_time += seconds;

  764.     if (m_stream_update_time > m_stream_update_timer)

  765.     {

  766.         m_stream_update_time = 0.f;

  767. 

  768.         File f;

  769.         f.Open(m_file_name.C(), FileAccess::Read);

  770.         String cmd = f.ReadString();

  771.         f.Close();

  772. 

  773.         if (cmd.Count()

  774.                 && (!m_cmdlist.Count() || cmd != m_cmdlist.Last()))

  775.         {

  776.             m_cmdlist << cmd;

  777.             MessageService::Send(MessageBucket::AppIn, cmd);

  778.         }

  779.     }

  780. #endif //WINDOWS

  781. }

  782. 

  783. void MeshViewer::Draw(float seconds, Scene &scene)

  784. {

  785. 

  786.     if (!m_init || !m_first_tick)

  787.         return;

  788. 

  789.     //TODO : This should probably be "standard LoL behaviour"

  790. #if HAS_INPUT

  791.     {

  792.         if (KeyReleased(KEY_F2))

  793.             Video::SetDebugRenderMode((Video::GetDebugRenderMode() + 1) % DebugRenderMode::Max);

  794.         else if (KeyReleased(KEY_F1))

  795.             Video::SetDebugRenderMode((Video::GetDebugRenderMode() + DebugRenderMode::Max - 1) % DebugRenderMode::Max);

  796.     }

  797. #endif //HAS_INPUT

  798. 

  799. #if !HAS_WEB && WITH_TEXTURE

  800.     if (!m_default_texture)

  801.     {

  802.         m_texture_shader = Shader::Create(LOLFX_RESOURCE_NAME(shinymvtexture));

  803.         m_texture_uni = m_texture_shader->GetUniformLocation("u_Texture");

  804.         m_default_texture = Tiler::Register("data/test-texture.png", ivec2::zero, ivec2(0,1));

  805.     }

  806.     else if (m_texture && m_default_texture)

  807.         m_texture_shader->SetUniform(m_texture_uni, m_default_texture->GetTexture(), 0);

  808. #endif //!HAS_WEB && WITH_TEXTURE

  809. 

  810.     g_renderer->SetClearColor(m_ssetup->m_clear_color);

  811. 

  812.     for (int i = 0; i < m_gizmos.Count(); ++i)

  813.     {

  814.         if (m_gizmos[i]->GetMeshState() == MeshRender::NeedConvert)

  815.             m_gizmos[i]->MeshConvert();

  816.         else

  817.             break;

  818.     }

  819. 

  820.     if (m_build_timer > .0f)

  821.     {

  822.         if (m_build_time < .0f)

  823.         {

  824.             m_build_time = m_build_timer;

  825.             for (int i = 0; i < m_meshes.Count(); ++i)

  826.             {

  827.                 if (m_meshes[i].m1 && m_meshes[i].m1->BD()->Cmdi() < m_meshes[i].m1->BD()->CmdStack().GetCmdNb())

  828.                 {

  829.                     EasyMesh* tmp = m_meshes[i].m1;

  830.                     EasyMesh* newtmp = new EasyMesh(*tmp);

  831.                     int ii = 1;

  832. #if 1

  833.                     bool stop = false;

  834.                     while (!stop)

  835.                     {

  836.                         int cmdi = newtmp->BD()->Cmdi() + ii;

  837.                         if (cmdi < newtmp->BD()->CmdStack().GetCmdNb())

  838.                         {

  839.                             switch (newtmp->BD()->CmdStack().GetCmd(cmdi))

  840.                             {

  841.                                 case EasyMeshCmdType::LoopStart:

  842.                                 case EasyMeshCmdType::LoopEnd:

  843.                                 case EasyMeshCmdType::OpenBrace:

  844.                                 case EasyMeshCmdType::CloseBrace:

  845.                                 case EasyMeshCmdType::ScaleWinding:

  846.                                 case EasyMeshCmdType::QuadWeighting:

  847.                                 case EasyMeshCmdType::PostBuildNormal:

  848.                                 case EasyMeshCmdType::PreventVertCleanup:

  849.                                 case EasyMeshCmdType::SetColorA:

  850.                                 case EasyMeshCmdType::SetColorB:

  851.                                 {

  852.                                     ii++;

  853.                                     break;

  854.                                 }

  855.                                 default:

  856.                                 {

  857.                                     stop = true;

  858.                                     break;

  859.                                 }

  860.                             }

  861.                         }

  862.                         else

  863.                             stop = true;

  864.                     }

  865. #endif

  866.                     newtmp->BD()->CmdExecNb() = ii;

  867.                     newtmp->ExecuteCmdStack(false);

  868. 

  869.                     m_meshes[i].m1 = newtmp;

  870.                     delete tmp;

  871.                 }

  872.             }

  873.         }

  874.         m_build_time -= seconds;

  875.     }

  876. 

  877. #define NORMAL_USAGE 1

  878. #if NORMAL_USAGE

  879.     vec3 x = vec3(1.f,0.f,0.f);

  880.     vec3 y = vec3(0.f,1.f,0.f);

  881.     mat4 save_proj = m_camera->GetProjection();

  882.                             //Y object Offset

  883.     mat4 mat_obj_offset = mat4::translate(x * m_screen_offset.x + y * m_screen_offset.y) *

  884.                             //Mesh Pos Offset

  885.                             mat4::translate((x * m_pos_mesh.x * RATIO_HW + y * m_pos_mesh.y) * 2.f * (1.f + .5f * m_zoom_mesh / SCREEN_LIMIT));

  886.                             //Align right meshes

  887.     mat4 mat_align =      mat4::translate(x - x * RATIO_HW);

  888.     mat4 mat_gizmo = mat_obj_offset * mat_align * save_proj;

  889.     for (int i = 0; i < m_meshes.Count(); i++)

  890.     {

  891.         {

  892.             if (m_meshes[i].m1->GetMeshState() == MeshRender::NeedConvert)

  893.             {

  894. #if WITH_TEXTURE

  895.                 m_meshes[i].m1->MeshConvert(new DefaultShaderData(((1 << VertexUsage::Position) | (1 << VertexUsage::Normal) |

  896.                                                                     (1 << VertexUsage::Color)    | (1 << VertexUsage::TexCoord)),

  897.                                                                     m_texture_shader, true));

  898. #else

  899.                 m_meshes[i].m1->MeshConvert();

  900. #endif //WITH_TEXTURE

  901.             }

  902. #if ALL_FEATURES

  903.             float j = -(float)(m_meshes.Count() - (i + 1)) + (-m_mesh_id1 + (float)(m_meshes.Count() - 1));

  904. 

  905.             if (m_mesh_id1 - m_render_max[0] > (float)i && m_mesh_id1 - m_render_max[1] < (float)i &&

  906.                 m_meshes[i].m1->GetMeshState() > MeshRender::NeedConvert)

  907.             {

  908.                 float a_j = lol::abs(j);

  909.                 float i_trans = (a_j * a_j * m_hist_scale_mesh.x + a_j * m_hist_scale_mesh.x) * .5f;

  910.                 float i_scale = clamp(1.f - (m_hist_scale_mesh.y * (m_mesh_id1 - (float)i)), 0.f, 1.f);

  911. 

  912.                 //Mesh count offset

  913.                 mat4 mat_count_offset = mat4::translate(x * RATIO_HW * 2.f * (j + i_trans));

  914.                 //Mesh count scale

  915.                 mat4 mat_count_scale = mat4::scale(vec3(vec2(i_scale), 1.f));

  916. 

  917.                 //Camera projection

  918.                 mat4 new_proj = mat_obj_offset * mat_count_offset * mat_align * mat_count_scale * save_proj;

  919.                 m_camera->SetProjection(new_proj);

  920.                 scene.AddPrimitive(*m_meshes[i].m1, m_mat);

  921.                 g_renderer->Clear(ClearMask::Depth);

  922.             }

  923.             m_camera->SetProjection(save_proj);

  924. #else

  925.             scene.AddPrimitive(*m_meshes[i].m1, m_mat);

  926. #endif //ALL_FEATURES

  927.         }

  928.     }

  929. 

  930.     //Scene setup update

  931.     if (m_ssetup)

  932.     {

  933.         m_camera->SetProjection(mat_gizmo);

  934.         if (m_ssetup->m_show_gizmo)

  935.             scene.AddPrimitive(*m_gizmos[GZ_Editor], m_mat);

  936. 

  937.         if (m_ssetup->m_show_lights)

  938.         {

  939.             for (int k = 0; k < m_ssetup->m_lights.Count(); ++k)

  940.             {

  941.                 Light* ltmp = m_ssetup->m_lights[k];

  942.                 mat4 world = mat4::translate(ltmp->GetPosition());

  943.                 mat4 local = mat4::translate((inverse(m_mat) * world)[3].xyz);

  944.                 //dir light

  945.                 if (ltmp->GetType() == LightType::Directional)

  946.                 {

  947.                     scene.AddPrimitive(*m_gizmos[GZ_LightPos], m_mat * inverse(local));

  948.                     scene.AddPrimitive(*m_gizmos[GZ_LightDir], inverse(world) * inverse(mat4::lookat(vec3::zero, -ltmp->GetPosition(), vec3::axis_y)));

  949.                 }

  950.                 else //point light

  951.                 {

  952.                     scene.AddPrimitive(*m_gizmos[GZ_LightPos], m_mat * local);

  953.                 }

  954.             }

  955.         }

  956.         m_camera->SetProjection(save_proj);

  957.     }

  958. #endif //NORMAL_USAGE

  959. 

  960. #if 0 //Debug normal draw

  961.     for (int i = m_meshes.Count() - 1; 0 <= i && i < m_meshes.Count(); i++)

  962.     {

  963.         for (int j = 0; j < m_meshes[i].m1->m_indices.Count(); j += 3)

  964.         {

  965.             VertexData v[3] = { m_meshes[i].m1->m_vert[m_meshes[i].m1->m_indices[j  ]],

  966.                                 m_meshes[i].m1->m_vert[m_meshes[i].m1->m_indices[j+1]],

  967.                                 m_meshes[i].m1->m_vert[m_meshes[i].m1->m_indices[j+2]]

  968.                                 };

  969.             for (int k = 0; k < 3; k++)

  970.                 Debug::DrawLine((m_mat * mat4::translate(v[k].m_coord))[3].xyz,

  971.                                 (m_mat * mat4::translate(v[(k+1)%3].m_coord))[3].xyz, vec4(vec3((v[k].m_coord.z + 1.f)*.5f),1.f));

  972.         }

  973.         for (int j = 0; j < m_meshes[i].m1->m_vert.Count(); j++)

  974.         {

  975.             VertexData &v = m_meshes[i].m1->m_vert[m_meshes[i].m1->m_indices[j]];

  976.             Debug::DrawLine((m_mat * mat4::translate(v.m_coord))[3].xyz,

  977.                             (m_mat * mat4::translate(v.m_coord))[3].xyz +

  978.                             (m_mat * vec4(v.m_normal * 5.f, 0.f)).xyz, vec4(lol::abs(v.m_normal), 1.f));

  979.         }

  980.     }

  981. #endif

  982. }