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lol/doc/samples/meshviewer/meshviewer.cpp

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  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 (m_file_status->HasUpdated())

  226.     {

  227.         MeshViewerLoadJob* job = GetLoadJob(m_file_name);

  228.         if (!job)

  229.             m_file_loader->AddWork(job);

  230.     }

  231. 

  232.     //Check work done

  233.     {

  234.         array<ThreadJob*> result;

  235.         m_file_loader->GetWorkResult(result);

  236.         if (result.count())

  237.         {

  238.             for (ThreadJob* job : result)

  239.             {

  240.                 if (job->GetJobType() == ThreadJobType::WORK_SUCCESSED)

  241.                 {

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

  243.                     mvjob->RetrieveResult(this);

  244.                 }

  245.                 delete job;

  246.             }

  247.         }

  248.     }

  249. 

  250.     /** OLD STUFF **/

  251.     //Update(seconds);

  252. }

  253. 

  254. //-----------------------------------------------------------------------------

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

  256. {

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

  258. 

  259.     /** OLD STUFF **/

  260.     //Draw(seconds);

  261. }

  262. 

  263. //The basic main --------------------------------------------------------------

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

  265. {

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

  267. 

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

  269.     if (argc > 1)

  270.         new MeshViewer(argv[1]);

  271.     else

  272.         new MeshViewer();

  273.     app.Run();

  274. 

  275.     return EXIT_SUCCESS;

  276. }

  277. 

  278. //-------------------------------------------------------------------------

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

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

  281. #if HAS_INPUT

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

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

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

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

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

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

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

  289. #endif //HAS_INPUT

  290. 

  291. void MeshViewer::Prepare()

  292. {

  293.     // Message Service

  294.     MessageService::Setup();

  295. 

  296.     //Compile ref meshes

  297.     m_gizmos << new EasyMesh();

  298.     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]");

  299.     m_gizmos << new EasyMesh();

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

  301.     m_gizmos << new EasyMesh();

  302.     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]");

  303. 

  304.     // Mesh Setup

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

  306.     m_mesh_render = 0;

  307.     m_mesh_id = 0;

  308.     m_mesh_id1 = 0.f;

  309.     m_default_texture = nullptr;

  310.     m_texture_shader = nullptr;

  311.     m_texture = nullptr;

  312. 

  313.     //Camera Setup

  314.     m_reset_timer = -1.f;

  315.     m_fov = -100.f;

  316.     m_fov_mesh = 0.f;

  317.     m_fov_speed = 0.f;

  318.     m_zoom = 0.f;

  319.     m_zoom_mesh = 0.f;

  320.     m_zoom_speed = 0.f;

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

  322.     m_rot_mesh = vec2::zero;

  323.     m_rot_speed = vec2::zero;

  324.     m_pos = vec2::zero;

  325.     m_pos_mesh = vec2::zero;

  326.     m_pos_speed = vec2::zero;

  327.     m_screen_offset = vec2::zero;

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

  329.     m_hist_scale_mesh = vec2(.0f);

  330.     m_hist_scale_speed = vec2(.0f);

  331. 

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

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

  334. 

  335.     m_build_timer = 0.1f;

  336.     m_build_time = -1.f;

  337. 

  338.     //stream update

  339.     m_stream_update_time = 2.0f;

  340.     m_stream_update_timer = 1.0f;

  341. 

  342.     m_init = true;

  343.     m_input_usage = 0;

  344. 

  345. #if HAS_INPUT

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

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

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

  349. 

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

  351.     {

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

  353. 

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

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

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

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

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

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

  360.     }

  361. 

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

  363.     {

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

  365. 

  366.         //Camera keyboard rotation

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

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

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

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

  371. 

  372.         //Camera keyboard position switch

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

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

  375. 

  376.         //Camera unzoom switch

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

  378. 

  379.         //Mesh change

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

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

  382. 

  383.         //Base setup

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

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

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

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

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

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

  390.     }

  391. #endif //HAS_INPUT

  392. 

  393. 

  394.     m_camera = new Camera();

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

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

  397.     m_camera->UseShift(true);

  398.     g_scene->PushCamera(m_camera);

  399. 

  400.     //Lights setup

  401.     m_ssetup = new SceneSetup();

  402. #if NO_SC_SETUP

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

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

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

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

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

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

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

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

  411.     EasyMesh* em = new EasyMesh();

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

  413.     {

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

  415.             m_mesh_id++;

  416.         m_meshes.Push(em, nullptr);

  417.     }

  418. #else

  419.     //TOUKY CHANGE THAT

  420.     /*

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

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

  423.     "showgizmo true ");

  424.     */

  425.     m_ssetup->Startup();

  426. #endif //NO_SC_SETUP

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

  428.     {

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

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

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

  432.     }

  433. }

  434. 

  435. void MeshViewer::Unprepare()

  436. {

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

  438.     if (m_ssetup) delete m_ssetup;

  439. 

  440.     MessageService::Destroy();

  441. 

  442.     //Register all entities

  443.     for (Entity* entity : m_entities)

  444.         Ticker::Unref(entity);

  445. 

  446.     m_controller = nullptr;

  447.     m_camera = nullptr;

  448.     m_ssetup = nullptr;

  449. 

  450.     /** ----- Init is needed ----- **/

  451.     m_init = false;

  452. }

  453. 

  454. void MeshViewer::Update(float seconds)

  455. {

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

  457. #if HAS_INPUT

  458.     {

  459.         //Shutdown logic

  460.         if (KeyReleased(KEY_ESC))

  461.             Ticker::Shutdown();

  462.     }

  463. #endif //HAS_INPUT

  464. 

  465.     //Compute render mesh count

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

  467.     float i_m = m_hist_scale_mesh.x;

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

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

  470. 

  471.     //Mesh Change

  472. #if HAS_INPUT

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

  474. #endif //HAS_INPUT

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

  476. 

  477. #if ALL_FEATURES

  478. 

  479.     //Update light position & damping

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

  481.     {

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

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

  484. 

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

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

  487. 

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

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

  490.     }

  491. 

  492.     //Camera update

  493.     bool is_pos = false;

  494.     bool is_fov = false;

  495.     bool is_hsc = false;

  496.     vec2 tmpv = vec2::zero;

  497. 

  498. #if HAS_INPUT

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

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

  501. 

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

  503.     {

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

  505.         if (KeyDown(MSE_CAM_ROT))

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

  507.         if (KeyDown(MSE_CAM_POS))

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

  509.         if (KeyDown(MSE_CAM_FOV))

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

  511.     }

  512. 

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

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

  515. #endif //HAS_INPUT

  516. 

  517.     //Base data

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

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

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

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

  522. 

  523.     //speed

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

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

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

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

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

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

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

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

  532. 

  533.     m_rot += m_rot_speed * seconds;

  534. 

  535. #if HAS_INPUT

  536.     if (m_reset_timer >= 0.f)

  537.         m_reset_timer -= seconds;

  538.     if (KeyPressed(KEY_CAM_RESET))

  539.     {

  540.         if (m_reset_timer >= 0.f)

  541.         {

  542.             m_pos = vec2(0.f);

  543.             m_zoom = 0.f;

  544.         }

  545.         else

  546.             m_reset_timer = RESET_TIMER;

  547.     }

  548. 

  549.     //Transform update

  550.     if (!KeyDown(KEY_CAM_RESET))

  551.     {

  552.         m_pos += m_pos_speed * seconds;

  553.         m_fov += m_fov_speed * seconds;

  554.         m_zoom += m_zoom_speed * seconds;

  555.         m_hist_scale += m_hist_scale_speed * seconds;

  556.     }

  557. #endif //HAS_INPUT

  558. 

  559.     //clamp

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

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

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

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

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

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

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

  567. 

  568. #if HAS_INPUT

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

  570.     {

  571.         pos_mesh = vec2::zero;

  572.         zoom_mesh = 0.f;

  573.     }

  574. #endif //HAS_INPUT

  575. 

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

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

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

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

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

  581. 

  582.     //Mesh mat calculation

  583.     m_mat_prev = m_mat;

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

  585. 

  586.     //Target List Setup

  587.     TargetCamera tc;

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

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

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

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

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

  593.     {

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

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

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

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

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

  599.     }

  600. 

  601.     //--

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

  603.     //--

  604.     vec2 cam_center(0.f);

  605.     float cam_factor = .0f;

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

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

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

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

  610. 

  611.     //target on-screen computation

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

  613.     {

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

  615.         {

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

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

  618.             vec3 vpos;

  619. 

  620.             //Get location in cam coordinates

  621.             target_mx = world_cam * target_mx;

  622.             vpos = target_mx[3].xyz;

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

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

  625. 

  626.             //Get location in screen coordinates

  627.             target_mx = cam_screen * target_mx;

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

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

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

  631. 

  632.             //Build Barycenter

  633.             cam_center += vpos.xy;

  634.             cam_factor += 1.f;

  635.         }

  636.     }

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

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

  639.     float z_dist = //m_camera->m_target_distance

  640.         length(m_camera->m_position)

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

  642. 

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

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

  645. 

  646.     float forced_zoom = m_zoom_mesh;

  647. 

  648.     if (cam_factor > 0.f)

  649.     {

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

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

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

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

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

  655.         m_camera->SetFov(m_fov_mesh);

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

  657. 

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

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

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

  661.     }

  662. 

  663.     //--

  664.     //Message Service

  665.     //--

  666.     String mesh("");

  667.     int u = 1;

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

  669.     {

  670.         int o = 1;

  671.         while (o-- > 0)

  672.         {

  673.             SceneSetup* new_ssetup = new SceneSetup();

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

  675.             {

  676.                 //Store current light datas, in World

  677.                 array<LightData> light_datas;

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

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

  680. 

  681.                 if (m_ssetup)

  682.                     delete m_ssetup;

  683.                 m_ssetup = new_ssetup;

  684.                 m_ssetup->Startup();

  685. 

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

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

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

  689.                 {

  690.                     //Store local dst in current m_ld

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

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

  693.                         m_light_datas[i] = ltmp;

  694.                     else

  695.                         m_light_datas << ltmp;

  696. 

  697.                     vec3 loc = vec3::zero;

  698.                     vec4 col = vec4::zero;

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

  700.                     {

  701.                         loc = light_datas[i].m_pos;

  702.                         col = light_datas[i].m_col;

  703.                     }

  704. 

  705.                     //Restore old light datas in new lights

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

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

  708.                 }

  709.             }

  710.             else

  711.             {

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

  713.                 delete new_ssetup;

  714.             }

  715.         }

  716.     }

  717. 

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

  719.     int o = 1;

  720.     while (o-- > 0)

  721.     {

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

  723.         {

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

  725.             {

  726.                 //Create a new mesh

  727.                 EasyMesh* em = new EasyMesh();

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

  729.                 {

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

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

  732.                         m_mesh_id++;

  733.                     m_meshes.Push(em, nullptr);

  734.                 }

  735.                 else

  736.                     delete em;

  737.             }

  738.         }

  739.     }

  740.     m_ssetup->m_custom_cmd.Empty();

  741. #endif //ALL_FEATURES

  742. 

  743. #if HAS_WEB

  744. /*

  745.     if (m_stream_update_time > .0f)

  746.     {

  747.         m_stream_update_time = -1.f;

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

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

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

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

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

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

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

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

  756.     }

  757. */

  758. #elif defined(_WIN32)

  759.     //--

  760.     //File management

  761.     //--

  762.     m_stream_update_time += seconds;

  763.     if (m_stream_update_time > m_stream_update_timer)

  764.     {

  765.         m_stream_update_time = 0.f;

  766. 

  767.         File f;

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

  769.         String cmd = f.ReadString();

  770.         f.Close();

  771. 

  772.         if (cmd.Count()

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

  774.         {

  775.             m_cmdlist << cmd;

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

  777.         }

  778.     }

  779. #endif //WINDOWS

  780. }

  781. 

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

  783. {

  784. 

  785.     if (!m_init || !m_first_tick)

  786.         return;

  787. 

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

  789. #if HAS_INPUT

  790.     {

  791.         if (KeyReleased(KEY_F2))

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

  793.         else if (KeyReleased(KEY_F1))

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

  795.     }

  796. #endif //HAS_INPUT

  797. 

  798. #if !HAS_WEB && WITH_TEXTURE

  799.     if (!m_default_texture)

  800.     {

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

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

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

  804.     }

  805.     else if (m_texture && m_default_texture)

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

  807. #endif //!HAS_WEB && WITH_TEXTURE

  808. 

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

  810. 

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

  812.     {

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

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

  815.         else

  816.             break;

  817.     }

  818. 

  819.     if (m_build_timer > .0f)

  820.     {

  821.         if (m_build_time < .0f)

  822.         {

  823.             m_build_time = m_build_timer;

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

  825.             {

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

  827.                 {

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

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

  830.                     int ii = 1;

  831. #if 1

  832.                     bool stop = false;

  833.                     while (!stop)

  834.                     {

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

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

  837.                         {

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

  839.                             {

  840.                                 case EasyMeshCmdType::LoopStart:

  841.                                 case EasyMeshCmdType::LoopEnd:

  842.                                 case EasyMeshCmdType::OpenBrace:

  843.                                 case EasyMeshCmdType::CloseBrace:

  844.                                 case EasyMeshCmdType::ScaleWinding:

  845.                                 case EasyMeshCmdType::QuadWeighting:

  846.                                 case EasyMeshCmdType::PostBuildNormal:

  847.                                 case EasyMeshCmdType::PreventVertCleanup:

  848.                                 case EasyMeshCmdType::SetColorA:

  849.                                 case EasyMeshCmdType::SetColorB:

  850.                                 {

  851.                                     ii++;

  852.                                     break;

  853.                                 }

  854.                                 default:

  855.                                 {

  856.                                     stop = true;

  857.                                     break;

  858.                                 }

  859.                             }

  860.                         }

  861.                         else

  862.                             stop = true;

  863.                     }

  864. #endif

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

  866.                     newtmp->ExecuteCmdStack(false);

  867. 

  868.                     m_meshes[i].m1 = newtmp;

  869.                     delete tmp;

  870.                 }

  871.             }

  872.         }

  873.         m_build_time -= seconds;

  874.     }

  875. 

  876. #define NORMAL_USAGE 1

  877. #if NORMAL_USAGE

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

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

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

  881.                             //Y object Offset

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

  883.                             //Mesh Pos Offset

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

  885.                             //Align right meshes

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

  887.     mat4 mat_gizmo = mat_obj_offset * mat_align * save_proj;

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

  889.     {

  890.         {

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

  892.             {

  893. #if WITH_TEXTURE

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

  895.                                                                     (1 << VertexUsage::Color)    | (1 << VertexUsage::TexCoord)),

  896.                                                                     m_texture_shader, true));

  897. #else

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

  899. #endif //WITH_TEXTURE

  900.             }

  901. #if ALL_FEATURES

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

  903. 

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

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

  906.             {

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

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

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

  910. 

  911.                 //Mesh count offset

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

  913.                 //Mesh count scale

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

  915. 

  916.                 //Camera projection

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

  918.                 m_camera->SetProjection(new_proj);

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

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

  921.             }

  922.             m_camera->SetProjection(save_proj);

  923. #else

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

  925. #endif //ALL_FEATURES

  926.         }

  927.     }

  928. 

  929.     //Scene setup update

  930.     if (m_ssetup)

  931.     {

  932.         m_camera->SetProjection(mat_gizmo);

  933.         if (m_ssetup->m_show_gizmo)

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

  935. 

  936.         if (m_ssetup->m_show_lights)

  937.         {

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

  939.             {

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

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

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

  943.                 //dir light

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

  945.                 {

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

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

  948.                 }

  949.                 else //point light

  950.                 {

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

  952.                 }

  953.             }

  954.         }

  955.         m_camera->SetProjection(save_proj);

  956.     }

  957. #endif //NORMAL_USAGE

  958. 

  959. #if 0 //Debug normal draw

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

  961.     {

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

  963.         {

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

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

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

  967.                                 };

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

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

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

  971.         }

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

  973.         {

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

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

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

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

  978.         }

  979.     }

  980. #endif

  981. }