Chunk render distance, simulation stuff and other

src/assets/map.cpp

@@ -2,6 +2,9 @@
 
 #include <algorithm>
 
+#define GLM_ENABLE_EXPERIMENTAL
+#include <glm/gtx/norm.hpp>
+
 #include "cache.hpp"
 #include "cmdfile.hpp"
 #include "utils/files.hpp"
@@ -168,10 +171,19 @@ void assets::Map::Draw(const game::view::DrawArgs& args) const
 
     const auto& mesh = *basemodel_->GetMesh();
 
+    const float max_dist = args.render_distance + 200.0f;
+    const float max_dist2 = max_dist * max_dist;
+
     for (auto& chunk : chunks_)
     {
-        if (args.frustum.IsAABBVisible(chunk.aabb))
-            DrawChunk(args, mesh, chunk);
+        glm::vec3 center = (chunk.aabb.min + chunk.aabb.max) * 0.5f;
+        if (glm::distance2(args.eye, center) > max_dist2)
+            continue;
+
+        if (!args.frustum.IsAABBVisible(chunk.aabb))
+            continue;
+
+        DrawChunk(args, mesh, chunk);
     }
 
 }

src/client/app.cpp

@@ -89,7 +89,7 @@ void App::Frame()
 		params.view_proj = proj * view;
         params.cam_pos = eye;
 
-		game::view::DrawArgs draw_args(dlist_, params.view_proj, viewport_size_);
+		game::view::DrawArgs draw_args(dlist_, params.view_proj, eye, viewport_size_, 500.0f);
 		world->Draw(draw_args);
 	
 		glm::mat4 camera_world = glm::inverse(view);

src/client/main.cpp

@@ -58,6 +58,9 @@ static void InitSDL()
     SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8);
     SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
 
+    //SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);
+    //SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 8); 
+
 	std::cout << "Creating SDL window..." << std::endl;
     s_window =
         SDL_CreateWindow("PortalGame", 100, 100, 640, 480,

src/game/openworld.cpp

@@ -94,7 +94,7 @@ game::OpenWorld::OpenWorld() : World("openworld")
     // }
 
     // spawn bots
-    for (size_t i = 0; i < 70; ++i)
+    for (size_t i = 0; i < 300; ++i)
     {
         SpawnBot();
     }

src/game/world.cpp

@@ -35,7 +35,9 @@ void game::World::RegisterEntity(std::unique_ptr<Entity> ent)
 void game::World::Update(int64_t delta_time)
 {
     time_ms_ += delta_time; 
-    GetBtWorld().stepSimulation(static_cast<float>(delta_time) * 0.001f, 5);
+    float delta_s = static_cast<float>(delta_time) * 0.001f;
+    // GetBtWorld().stepSimulation(delta_s, 1, delta_s);
+    GetBtWorld().stepSimulation(delta_s, 2, delta_s * 0.5f);
 
     // update entities
     for (auto it = ents_.begin(); it != ents_.end();)

src/gameview/draw_args.hpp

@@ -5,15 +5,19 @@
 
 namespace game::view
 {
+
 struct DrawArgs
 {
     gfx::DrawList& dlist;
-    const glm::mat4& view_proj;
-    gfx::Frustum frustum;
-    glm::ivec2 screen_size;
+    
+    const glm::mat4 view_proj;
+    const glm::vec3 eye;
+    const gfx::Frustum frustum;
+    const glm::ivec2 screen_size;
+    const float render_distance;
 
-    DrawArgs(gfx::DrawList& dlist, const glm::mat4& view_proj, glm::ivec2 screen_size)
-        : dlist(dlist), view_proj(view_proj), frustum(view_proj), screen_size(screen_size)
+    DrawArgs(gfx::DrawList& dlist, const glm::mat4& view_proj, const glm::vec3& eye, const glm::ivec2& screen_size, float render_distance)
+        : dlist(dlist), view_proj(view_proj), eye(eye), frustum(view_proj), screen_size(screen_size), render_distance(render_distance)
     {
     }
 };

src/gfx/renderer.cpp

@@ -27,6 +27,8 @@ void gfx::Renderer::Begin(size_t width, size_t height)
 {
 	current_shader_ = nullptr;
     glViewport(0, 0, width, height);
+
+	//glEnable(GL_MULTISAMPLE);
 }
 
 void gfx::Renderer::ClearColor(const glm::vec3& color)

src/server/server.cpp

@@ -25,6 +25,10 @@ void sv::Server::Run()
     timeBeginPeriod(1);
 #endif
 
+#ifndef NDEBUG
+    std::cout << "Running DEBUG build!" << std::endl;
+#endif
+
     bool exit = false;
     while (!exit)
     {