Merge branch 'main' into sergey

cmake/FetchDependencies.cmake

@@ -41,3 +41,9 @@ check_and_download("https://gitlab.com/libeigen/eigen/-/archive/5.0.0/eigen-5.0.
 
 # 6) Boost
 check_and_download("https://archives.boost.io/release/1.90.0/source/boost_1_90_0.zip" "boost_1_90_0.zip" "boost_1_90_0" "boost")
+
+# 7) FreeType
+check_and_download("https://download.savannah.gnu.org/releases/freetype/freetype-2.14.1.tar.gz" "freetype-2.14.1.tar.gz" "freetype-2.14.1" "CMakeLists.txt")
+
+# 8) SDL_ttf
+check_and_download("https://github.com/libsdl-org/SDL_ttf/archive/refs/tags/release-2.24.0.zip" "release-2.24.0.zip" "SDL_ttf-release-2.24.0" "CMakeLists.txt")

cmake/ThirdParty.cmake

@@ -314,7 +314,215 @@ set_target_properties(libzip_external_lib PROPERTIES
 )
 
 # ===========================================
-# 5) Eigen (5.0.0.zip → eigen-5.0.0) - HEADER-ONLY
+# 5) FreeType (2.14.1) - dependency for SDL_ttf
+# ===========================================
+set(FREETYPE_SRC_DIR   "${THIRDPARTY_DIR}/freetype-2.14.1")
+set(FREETYPE_BASE_DIR  "${FREETYPE_SRC_DIR}/install")
+
+set(_have_freetype TRUE)
+foreach(cfg IN LISTS BUILD_CONFIGS)
+    if(NOT EXISTS "${FREETYPE_BASE_DIR}-${cfg}/lib/freetype.lib" AND
+       NOT EXISTS "${FREETYPE_BASE_DIR}-${cfg}/lib/freetyped.lib")
+        set(_have_freetype FALSE)
+    endif()
+endforeach()
+
+if(NOT _have_freetype)
+    foreach(cfg IN LISTS BUILD_CONFIGS)
+        log("Configuring FreeType (${cfg}) ...")
+        execute_process(
+            COMMAND ${CMAKE_COMMAND}
+                -G "${CMAKE_GENERATOR}"
+                -S "${FREETYPE_SRC_DIR}"
+                -B "${FREETYPE_SRC_DIR}/build-${cfg}"
+                -DCMAKE_INSTALL_PREFIX=${FREETYPE_BASE_DIR}-${cfg}
+                -DCMAKE_PREFIX_PATH="${ZLIB_INSTALL_DIR};${LIBPNG_INSTALL_DIR}"
+                -DCMAKE_DISABLE_FIND_PACKAGE_HarfBuzz=TRUE
+                -DCMAKE_DISABLE_FIND_PACKAGE_BZip2=TRUE
+                -DFT_DISABLE_BROTLI=ON
+                -DBUILD_SHARED_LIBS=OFF
+            RESULT_VARIABLE _ft_cfg_res
+        )
+        if(NOT _ft_cfg_res EQUAL 0)
+            message(FATAL_ERROR "FreeType configure failed for ${cfg}")
+        endif()
+
+        log("Building FreeType (${cfg}) ...")
+        execute_process(
+            COMMAND ${CMAKE_COMMAND}
+                --build "${FREETYPE_SRC_DIR}/build-${cfg}" --config ${cfg}
+            RESULT_VARIABLE _ft_build_res
+        )
+        if(NOT _ft_build_res EQUAL 0)
+            message(FATAL_ERROR "FreeType build failed for ${cfg}")
+        endif()
+
+        log("Installing FreeType (${cfg}) ...")
+        execute_process(
+            COMMAND ${CMAKE_COMMAND}
+                --install "${FREETYPE_SRC_DIR}/build-${cfg}" --config ${cfg}
+            RESULT_VARIABLE _ft_inst_res
+        )
+        if(NOT _ft_inst_res EQUAL 0)
+            message(FATAL_ERROR "FreeType install failed for ${cfg}")
+        endif()
+    endforeach()
+endif()
+
+set(_ft_debug_lib "")
+foreach(cand
+    "${FREETYPE_BASE_DIR}-Debug/lib/freetyped.lib"
+    "${FREETYPE_BASE_DIR}-Debug/lib/freetype.lib"
+)
+    if(EXISTS "${cand}")
+        set(_ft_debug_lib "${cand}")
+        break()
+    endif()
+endforeach()
+
+set(_ft_release_lib "")
+foreach(cand
+    "${FREETYPE_BASE_DIR}-Release/lib/freetype.lib"
+)
+    if(EXISTS "${cand}")
+        set(_ft_release_lib "${cand}")
+        break()
+    endif()
+endforeach()
+
+if(_ft_debug_lib STREQUAL "" OR _ft_release_lib STREQUAL "")
+    message(FATAL_ERROR "FreeType libs not found in ${FREETYPE_BASE_DIR}-Debug/Release")
+endif()
+
+add_library(freetype_external_lib UNKNOWN IMPORTED GLOBAL)
+set_target_properties(freetype_external_lib PROPERTIES
+    IMPORTED_LOCATION_DEBUG   "${_ft_debug_lib}"
+    IMPORTED_LOCATION_RELEASE "${_ft_release_lib}"
+    INTERFACE_INCLUDE_DIRECTORIES
+        "$<IF:$<CONFIG:Debug>,${FREETYPE_BASE_DIR}-Debug/include,${FREETYPE_BASE_DIR}-Release/include>"
+)
+
+# ===========================================
+# 6) SDL_ttf (2.24.0)
+# ===========================================
+set(SDL2TTF_SRC_DIR   "${THIRDPARTY_DIR}/SDL_ttf-release-2.24.0")
+set(SDL2TTF_BASE_DIR  "${SDL2TTF_SRC_DIR}/install")
+
+set(_have_sdl2ttf TRUE)
+foreach(cfg IN LISTS BUILD_CONFIGS)
+    if(NOT EXISTS "${SDL2TTF_BASE_DIR}-${cfg}/lib/SDL2_ttf.lib" AND
+       NOT EXISTS "${SDL2TTF_BASE_DIR}-${cfg}/lib/SDL2_ttfd.lib")
+        set(_have_sdl2ttf FALSE)
+    endif()
+endforeach()
+
+if(NOT _have_sdl2ttf)
+    foreach(cfg IN LISTS BUILD_CONFIGS)
+
+        if(cfg STREQUAL "Debug")
+            set(_SDL2_LIB "${SDL2_INSTALL_DIR}/lib/SDL2d.lib")
+        else()
+            set(_SDL2_LIB "${SDL2_INSTALL_DIR}/lib/SDL2.lib")
+        endif()
+
+        set(_FT_PREFIX "${FREETYPE_BASE_DIR}-${cfg}")
+
+        set(_FT_LIB "")
+        foreach(cand
+            "${_FT_PREFIX}/lib/freetyped.lib"
+            "${_FT_PREFIX}/lib/freetype.lib"
+        )
+            if(EXISTS "${cand}")
+                set(_FT_LIB "${cand}")
+                break()
+            endif()
+        endforeach()
+
+        if(_FT_LIB STREQUAL "")
+            message(FATAL_ERROR "FreeType library not found for ${cfg}")
+        endif()
+
+        log("Configuring SDL_ttf (${cfg}) ...")
+        execute_process(
+            COMMAND ${CMAKE_COMMAND}
+                -G "${CMAKE_GENERATOR}"
+                -S "${SDL2TTF_SRC_DIR}"
+                -B "${SDL2TTF_SRC_DIR}/build-${cfg}"
+                -DCMAKE_INSTALL_PREFIX=${SDL2TTF_BASE_DIR}-${cfg}
+                -DCMAKE_PREFIX_PATH=${_FT_PREFIX};${SDL2_INSTALL_DIR}
+                -DSDL2_LIBRARY=${_SDL2_LIB}
+                -DSDL2_INCLUDE_DIR=${SDL2_INSTALL_DIR}/include/SDL2
+                -DFREETYPE_LIBRARY=${_FT_LIB}
+                -DFREETYPE_INCLUDE_DIR=${_FT_PREFIX}/include
+                -DFREETYPE_INCLUDE_DIRS=${_FT_PREFIX}/include
+                -DSDL2TTF_VENDORED=OFF
+                -DSDL2TTF_SAMPLES=OFF
+            RESULT_VARIABLE _ttf_cfg_res
+        )
+        if(NOT _ttf_cfg_res EQUAL 0)
+            message(FATAL_ERROR "SDL_ttf configure failed for ${cfg}")
+        endif()
+
+        log("Building SDL_ttf (${cfg}) ...")
+        execute_process(
+            COMMAND ${CMAKE_COMMAND}
+                --build "${SDL2TTF_SRC_DIR}/build-${cfg}" --config ${cfg}
+            RESULT_VARIABLE _ttf_build_res
+        )
+        if(NOT _ttf_build_res EQUAL 0)
+            message(FATAL_ERROR "SDL_ttf build failed for ${cfg}")
+        endif()
+
+        log("Installing SDL_ttf (${cfg}) ...")
+        execute_process(
+            COMMAND ${CMAKE_COMMAND}
+                --install "${SDL2TTF_SRC_DIR}/build-${cfg}" --config ${cfg}
+            RESULT_VARIABLE _ttf_inst_res
+        )
+        if(NOT _ttf_inst_res EQUAL 0)
+            message(FATAL_ERROR "SDL_ttf install failed for ${cfg}")
+        endif()
+
+    endforeach()
+endif()
+
+set(_ttf_debug_lib "")
+foreach(cand
+    "${SDL2TTF_BASE_DIR}-Debug/lib/SDL2_ttfd.lib"
+    "${SDL2TTF_BASE_DIR}-Debug/lib/SDL2_ttf.lib"
+)
+    if(EXISTS "${cand}")
+        set(_ttf_debug_lib "${cand}")
+        break()
+    endif()
+endforeach()
+
+set(_ttf_release_lib "")
+foreach(cand
+    "${SDL2TTF_BASE_DIR}-Release/lib/SDL2_ttf.lib"
+)
+    if(EXISTS "${cand}")
+        set(_ttf_release_lib "${cand}")
+        break()
+    endif()
+endforeach()
+
+if(_ttf_debug_lib STREQUAL "" OR _ttf_release_lib STREQUAL "")
+    message(FATAL_ERROR "SDL_ttf libs not found in install-Debug / install-Release")
+endif()
+
+add_library(SDL2_ttf_external_lib UNKNOWN IMPORTED GLOBAL)
+set_target_properties(SDL2_ttf_external_lib PROPERTIES
+    IMPORTED_LOCATION_DEBUG   "${_ttf_debug_lib}"
+    IMPORTED_LOCATION_RELEASE "${_ttf_release_lib}"
+    INTERFACE_INCLUDE_DIRECTORIES
+        "$<IF:$<CONFIG:Debug>,${SDL2TTF_BASE_DIR}-Debug/include,${SDL2TTF_BASE_DIR}-Release/include>;$<IF:$<CONFIG:Debug>,${SDL2TTF_BASE_DIR}-Debug/include/SDL2,${SDL2TTF_BASE_DIR}-Release/include/SDL2>"
+    INTERFACE_LINK_LIBRARIES
+        "SDL2_external_lib;freetype_external_lib"
+)
+
+# ===========================================
+# 7) Eigen (5.0.0.zip → eigen-5.0.0) - HEADER-ONLY
 # ===========================================
 set(EIGEN_SRC_DIR     "${THIRDPARTY_DIR}/eigen-5.0.0")
 
@@ -324,7 +532,7 @@ if(NOT TARGET eigen_external_lib)
 endif()
 
 # ===========================================
-# 6) Boost (1.90.0) - HEADER-ONLY
+# 8) Boost (1.90.0) - HEADER-ONLY
 # ===========================================
 set(BOOST_VERSION "1.90.0")
 set(BOOST_ARCHIVE_NAME "boost_1_90_0.zip")

proj-windows/CMakeLists.txt

@@ -91,6 +91,8 @@ target_link_libraries(space-game001 PRIVATE
     libpng_external_lib
     zlib_external_lib
     libzip_external_lib
+	freetype_external_lib
+	SDL2_ttf_external_lib
     eigen_external_lib
 	boost_external_lib
 )
@@ -114,6 +116,8 @@ if (WIN32)
 	
 	set(ZLIB_DLL_SRC "$<IF:$<CONFIG:Debug>,${ZLIB_INSTALL_DIR}/bin/zlibd.dll,${ZLIB_INSTALL_DIR}/bin/zlib.dll>")
     set(ZLIB_DLL_DST "$<IF:$<CONFIG:Debug>,$<TARGET_FILE_DIR:space-game001>/zlibd.dll,$<TARGET_FILE_DIR:space-game001>/zlib.dll>")
+	
+	set(SDL2TTF_DLL_SRC "$<IF:$<CONFIG:Debug>,${SDL2TTF_BASE_DIR}-Debug/bin/SDL2_ttfd.dll,${SDL2TTF_BASE_DIR}-Release/bin/SDL2_ttf.dll>")
     
 
     add_custom_command(TARGET space-game001 POST_BUILD
@@ -132,6 +136,10 @@ if (WIN32)
 		COMMAND ${CMAKE_COMMAND} -E copy_if_different
             "${ZLIB_DLL_SRC}"
             "${ZLIB_DLL_DST}"
+			
+		COMMAND ${CMAKE_COMMAND} -E copy_if_different
+			"${SDL2TTF_DLL_SRC}"
+			"$<TARGET_FILE_DIR:space-game001>"
     )
 endif()
 

resources/config/explosion_config.json

@@ -9,7 +9,7 @@
     "lifeTimeRange": [200.0, 800.0],
     "emissionRate": 50.0,
     "maxParticles": 5,
-    "particleSize": 0.5,
+    "particleSize": 2,
     "biasX": 0.1,
     "shaderProgramName": "default"
   }

src/Environment.cpp

@@ -10,10 +10,12 @@
 #endif
 namespace ZL {
 
+	
+
 int Environment::windowHeaderHeight = 0;
 int Environment::width = 0;
 int Environment::height = 0;
-float Environment::zoom = 36.f;
+float Environment::zoom = DEFAULT_ZOOM;
 
 
 SDL_Window* Environment::window = nullptr;

src/Environment.h

@@ -10,6 +10,8 @@
 
 namespace ZL {
 
+    constexpr float DEFAULT_ZOOM = 36.f;
+
 class Environment {
 public:
     static int windowHeaderHeight;

src/Game.cpp

@@ -1,6 +1,7 @@
 #include "Game.h"
 #include "AnimatedModel.h"
 #include "BoneAnimatedModel.h"
+#include "planet/PlanetData.h"
 #include "utils/Utils.h"
 #include "render/OpenGlExtensions.h"
 #include <iostream>
@@ -263,7 +264,7 @@ namespace ZL
 		//spaceshipTexture = std::make_unique<Texture>(CreateTextureDataFromPng("resources/DefaultMaterial_BaseColor_shine.png", CONST_ZIP_FILE));
 		//spaceshipBase = LoadFromTextFile02("resources/spaceship006.txt", CONST_ZIP_FILE);
 		//spaceshipBase.RotateByMatrix(Eigen::Quaternionf(Eigen::AngleAxisf(M_PI / 2.0, Eigen::Vector3f::UnitY())).toRotationMatrix());// QuatFromRotateAroundY(M_PI / 2.0).toRotationMatrix());
-		
+
 		//spaceshipTexture = std::make_unique<Texture>(CreateTextureDataFromPng("./resources/cap_D.png", CONST_ZIP_FILE));
 		//spaceshipBase = LoadFromTextFile02("./resources/spaceship006x.txt", CONST_ZIP_FILE);
 		//spaceshipBase.RotateByMatrix(Eigen::Quaternionf(Eigen::AngleAxisf(-M_PI / 2.0, Eigen::Vector3f::UnitY())).toRotationMatrix());// QuatFromRotateAroundY(M_PI / 2.0).toRotationMatrix());
@@ -745,23 +746,31 @@ namespace ZL
 			projectileEmitter.update(static_cast<float>(delta));
 
 			explosionEmitter.update(static_cast<float>(delta));
+			if (showExplosion) {
+				uint64_t now = SDL_GetTicks64();
+				if (lastExplosionTime != 0 && now - lastExplosionTime >= explosionDurationMs) {
+					showExplosion = false;
+					explosionEmitter.setEmissionPoints(std::vector<Vector3f>());
+					explosionEmitter.setUseWorldSpace(false);
+				}
+			}
 			if (shipAlive) {
 				float distToSurface = planetObject.distanceToPlanetSurface(Environment::shipState.position);
 				if (distToSurface <= 0.0f) {
 
-					Vector3f localForward = { 0,0,-1 };
-					Vector3f worldForward = (Environment::shipState.rotation * localForward).normalized();
-					const float backDistance = 400.0f;
-					Environment::shipState.position = Environment::shipState.position - worldForward * backDistance;
+					Vector3f dir = (Environment::shipState.position - PlanetData::PLANET_CENTER_OFFSET).normalized();
+					Vector3f collisionPoint = PlanetData::PLANET_CENTER_OFFSET + dir * PlanetData::PLANET_RADIUS;
+					Environment::shipState.position = PlanetData::PLANET_CENTER_OFFSET + dir * (PlanetData::PLANET_RADIUS + shipCollisionRadius + 0.1f);
 
 					shipAlive = false;
 					gameOver = true;
 					Environment::shipState.velocity = 0.0f;
 					showExplosion = true;
 
-					explosionEmitter.setUseWorldSpace(false);
-					explosionEmitter.setEmissionPoints(std::vector<Vector3f>{ Vector3f{ 0.0f,0.0f,0.0f } });
+					explosionEmitter.setUseWorldSpace(true);
+					explosionEmitter.setEmissionPoints(std::vector<Vector3f>{ collisionPoint });
 					explosionEmitter.emit();
+					lastExplosionTime = SDL_GetTicks64();
 
 					std::cerr << "GAME OVER: collision with planet (moved back and exploded)\n";
 
@@ -773,8 +782,14 @@ namespace ZL
 								this->uiGameOverShown = false;
 								this->showExplosion = false;
 								this->explosionEmitter.setEmissionPoints(std::vector<Vector3f>());
+
 								Environment::shipState.position = Vector3f{ 0, 0, 45000.f };
 								Environment::shipState.velocity = 0.0f;
+								Environment::shipState.rotation = Eigen::Matrix3f::Identity();
+								Environment::inverseShipMatrix = Eigen::Matrix3f::Identity();
+								Environment::zoom = DEFAULT_ZOOM;
+								Environment::tapDownHold = false;
+
 								uiManager.popMenu();
 								std::cerr << "Game restarted\n";
 								});
@@ -790,6 +805,109 @@ namespace ZL
 						}
 					}
 				}
+				else {
+					bool stoneCollided = false;
+					int collidedTriIdx = -1;
+					Vector3f collidedStonePos = Vector3f{ 0.0f, 0.0f, 0.0f };
+					float collidedStoneRadius = 0.0f;
+
+					for (int triIdx : planetObject.triangleIndicesToDraw) {
+						if (triIdx < 0 || triIdx >= static_cast<int>(planetObject.planetStones.allInstances.size()))
+							continue;
+
+						if (planetObject.planetStones.statuses.size() <= static_cast<size_t>(triIdx))
+							continue;
+
+						if (planetObject.planetStones.statuses[triIdx] != ChunkStatus::Live)
+							continue;
+
+						const auto& instances = planetObject.planetStones.allInstances[triIdx];
+						for (const auto& inst : instances) {
+
+							Vector3f stoneWorld = inst.position;
+							Vector3f diff = Environment::shipState.position - stoneWorld;
+
+							float maxScale = (std::max)({ inst.scale(0), inst.scale(1), inst.scale(2) });
+							float stoneRadius = StoneParams::BASE_SCALE * maxScale * 0.9f;
+							float thresh = shipCollisionRadius + stoneRadius;
+
+							if (diff.squaredNorm() <= thresh * thresh) {
+								stoneCollided = true;
+								collidedTriIdx = triIdx;
+								collidedStonePos = stoneWorld;
+								collidedStoneRadius = stoneRadius;
+								break;
+							}
+						}
+
+						if (stoneCollided) break;
+					}
+
+					if (stoneCollided) {
+						Vector3f away = (Environment::shipState.position - collidedStonePos);
+						if (away.squaredNorm() <= 1e-6f) {
+							away = Vector3f{ 0.0f, 1.0f, 0.0f };
+						}
+						away.normalize();
+
+						Environment::shipState.position = collidedStonePos + away * (collidedStoneRadius + shipCollisionRadius + 0.1f);
+
+						shipAlive = false;
+						gameOver = true;
+						Environment::shipState.velocity = 0.0f;
+						showExplosion = true;
+
+						explosionEmitter.setUseWorldSpace(true);
+						explosionEmitter.setEmissionPoints(std::vector<Vector3f>{ collidedStonePos });
+						explosionEmitter.emit();
+						lastExplosionTime = SDL_GetTicks64();
+
+						std::cerr << "GAME OVER: collision with stone on triangle " << collidedTriIdx << std::endl;
+
+						if (collidedTriIdx >= 0 && collidedTriIdx < static_cast<int>(planetObject.stonesToRender.size())) {
+							planetObject.stonesToRender[collidedTriIdx].data.PositionData.clear();
+							planetObject.stonesToRender[collidedTriIdx].vao.reset();
+							planetObject.stonesToRender[collidedTriIdx].positionVBO.reset();
+							planetObject.stonesToRender[collidedTriIdx].normalVBO.reset();
+							planetObject.stonesToRender[collidedTriIdx].tangentVBO.reset();
+							planetObject.stonesToRender[collidedTriIdx].binormalVBO.reset();
+							planetObject.stonesToRender[collidedTriIdx].colorVBO.reset();
+							planetObject.stonesToRender[collidedTriIdx].texCoordVBO.reset();
+						}
+						if (collidedTriIdx >= 0 && collidedTriIdx < static_cast<int>(planetObject.planetStones.statuses.size())) {
+							planetObject.planetStones.statuses[collidedTriIdx] = ChunkStatus::Empty;
+						}
+
+						if (!uiGameOverShown) {
+							if (uiManager.pushMenuFromFile("resources/config/game_over.json", this->renderer, CONST_ZIP_FILE)) {
+								uiManager.setButtonCallback("restartButton", [this](const std::string& name) {
+									this->shipAlive = true;
+									this->gameOver = false;
+									this->uiGameOverShown = false;
+									this->showExplosion = false;
+									this->explosionEmitter.setEmissionPoints(std::vector<Vector3f>());
+									Environment::shipState.position = Vector3f{ 0, 0, 45000.f };
+									Environment::shipState.velocity = 0.0f;
+									Environment::shipState.rotation = Eigen::Matrix3f::Identity();
+									Environment::inverseShipMatrix = Eigen::Matrix3f::Identity();
+									Environment::zoom = DEFAULT_ZOOM;
+									Environment::tapDownHold = false;
+									uiManager.popMenu();
+									std::cerr << "Game restarted\n";
+									});
+
+								uiManager.setButtonCallback("gameOverExitButton", [this](const std::string& name) {
+									Environment::exitGameLoop = true;
+									});
+
+								uiGameOverShown = true;
+							}
+							else {
+								std::cerr << "Failed to load game_over.json\n";
+							}
+						}
+					}
+				}
 			}
 
 			for (int i = 0; i < boxCoordsArr.size(); ++i) {
@@ -811,10 +929,42 @@ namespace ZL
 					explosionEmitter.setUseWorldSpace(true);
 					explosionEmitter.setEmissionPoints(std::vector<Vector3f>{ boxWorld });
 					explosionEmitter.emit();
+					lastExplosionTime = SDL_GetTicks64();
 
 					std::cerr << "Box destroyed at index " << i << std::endl;
 				}
 			}
+
+			const float projectileHitRadius = 1.5f;
+			for (auto& p : projectiles) {
+				if (!p || !p->isActive()) continue;
+				Vector3f ppos = p->getPosition();
+				Vector3f projInBoxSpace = Environment::inverseShipMatrix * (ppos - Environment::shipState.position);
+				for (int i = 0; i < boxCoordsArr.size(); ++i) {
+					if (!boxAlive[i]) continue;
+					Vector3f boxWorld = boxCoordsArr[i].pos + Vector3f{ 0.0f, 6.0f, 45000.0f };
+					Vector3f dd = ppos - boxWorld;
+					float thresh = boxCollisionRadius + projectileHitRadius;
+					if (dd.squaredNorm() <= thresh * thresh) {
+						boxAlive[i] = false;
+						boxRenderArr[i].data.PositionData.clear();
+						boxRenderArr[i].vao.reset();
+						boxRenderArr[i].positionVBO.reset();
+						boxRenderArr[i].texCoordVBO.reset();
+
+						showExplosion = true;
+						explosionEmitter.setUseWorldSpace(true);
+						explosionEmitter.setEmissionPoints(std::vector<Vector3f>{ boxWorld });
+						explosionEmitter.emit();
+						lastExplosionTime = SDL_GetTicks64();
+
+						p->deactivate();
+						std::cerr << "Box destroyed by projectile at index " << i << std::endl;
+						break;
+					}
+				}
+			}
+
 			uiManager.update(static_cast<float>(delta));
 			lastTickCount = newTickCount;
 		}

src/Game.h

@@ -93,14 +93,16 @@ namespace ZL {
 		int maxProjectiles = 32;
 		std::vector<Vector3f> shipLocalEmissionPoints;
 
-		
+
 		bool shipAlive = true;
 		bool gameOver = false;
 		std::vector<bool> boxAlive;
-		float shipCollisionRadius = 3.5f;
+		float shipCollisionRadius = 15.0f;
 		float boxCollisionRadius = 2.0f;
 		bool uiGameOverShown = false;
 		bool showExplosion = false;
+		uint64_t lastExplosionTime = 0;
+		const uint64_t explosionDurationMs = 500;
 
 	};
 

src/Projectile.h

@@ -18,7 +18,7 @@ namespace ZL {
 		bool isActive() const { return active; }
 
 		Vector3f getPosition() const { return pos; }
-
+		void deactivate() { active = false; }
 	private:
 		Vector3f pos;
 		Vector3f vel;