diff --git a/include/Defines.h b/include/Defines.h
new file mode 100644
index 0000000..ce5af68
--- /dev/null
+++ b/include/Defines.h
@@ -0,0 +1,52 @@
+#pragma once
+
+namespace td {
+
+template<typename T>
+struct Vec2 {
+    union {
+        T x;
+        T r;
+    };
+
+    union {
+        T y;
+        T g;
+    };
+
+    Vec2(T X = 0, T Y = 0) : x(X), y(Y) {}
+
+    friend bool operator==(const Vec2& vec2, const Vec2& other) { return vec2.x == other.x && vec2.y == other.y; }
+};
+
+template<typename T>
+struct Vec3 {
+    union {
+        T x;
+        T r;
+    };
+
+    union {
+        T y;
+        T g;
+    };
+
+    union {
+        T z;
+        T b;
+    };
+
+    Vec3(T X = 0, T Y = 0, T Z = 0) : x(X), y(Y), z(Z) {}
+};
+
+using Vec2i = Vec2<int>;
+using Vec2u = Vec2<unsigned int>;
+using Vec2f = Vec2<float>;
+using Vec2d = Vec2<double>;
+
+using Vec3i = Vec3<int>;
+using Vec3u = Vec3<unsigned int>;
+using Vec3f = Vec3<float>;
+using Vec3d = Vec3<double>;
+    
+} // namespace td
diff --git a/include/game/Mobs.h b/include/game/Mobs.h
index 6a409f2..90b4660 100644
--- a/include/game/Mobs.h
+++ b/include/game/Mobs.h
@@ -1,5 +1,6 @@
 #pragma once
 
+#include "Defines.h"
 #include "Towers.h"
 #include "Types.h"
 #include "Team.h"
@@ -9,8 +10,6 @@
 #include <vector>
 #include <memory>
 
-#include <glm/glm.hpp>
-
 namespace td {
 namespace game {
 
@@ -48,13 +47,13 @@ class MobStats {
 private:
     float m_Damage;
     float m_Speed;
-    glm::vec2 m_Size;
+    Vec2f m_Size;
     std::uint16_t m_MoneyCost;
     std::uint16_t m_ExpCost;
     std::uint16_t m_MaxLife;
     std::uint16_t m_ExpReward;
 public:
-    MobStats(float damage, float speed, glm::vec2 size, std::uint16_t moneyCost,
+    MobStats(float damage, float speed, Vec2f size, std::uint16_t moneyCost,
         std::uint16_t expCost, std::uint16_t expReward,
         std::uint16_t maxLife) : m_Damage(damage), m_Speed(speed),
         m_Size(size), m_MoneyCost(moneyCost), m_ExpCost(expCost),
@@ -63,7 +62,7 @@ public:
 
     float GetDamage() const { return m_Damage; }
     float GetMovementSpeed() const { return m_Speed; }
-    const glm::vec2& GetSize() const { return m_Size; }
+    const Vec2f& GetSize() const { return m_Size; }
     std::uint16_t GetMoneyCost() const { return m_MoneyCost; }
     std::uint16_t GetExpCost() const { return m_ExpCost; }
     std::uint16_t GetExpReward() const { return m_ExpReward; }
diff --git a/include/game/World.h b/include/game/World.h
index a45bcf4..6c5ef5b 100644
--- a/include/game/World.h
+++ b/include/game/World.h
@@ -4,7 +4,6 @@
 #include <vector>
 #include <map>
 #include <unordered_map>
-#include <glm/glm.hpp>
 #include <array>
 
 #include "Mobs.h"
@@ -196,10 +195,10 @@ public:
         return m_TilePalette.at(index - 1);
     }
 
-    bool CanPlaceLittleTower(const glm::vec2& worldPos, PlayerID player) const;
-    bool CanPlaceBigTower(const glm::vec2& worldPos, PlayerID player) const;
+    bool CanPlaceLittleTower(const Vec2f& worldPos, PlayerID player) const;
+    bool CanPlaceBigTower(const Vec2f& worldPos, PlayerID player) const;
 
-    TowerPtr GetTower(const glm::vec2& position) const; // returns null if no tower is here
+    TowerPtr GetTower(const Vec2f& position) const; // returns null if no tower is here
 
     const std::unordered_map<ChunkCoord, ChunkPtr>& GetChunks() const { return m_Chunks; }
 
diff --git a/include/game/client/Client.h b/include/game/client/Client.h
index c31abae..f3555cf 100644
--- a/include/game/client/Client.h
+++ b/include/game/client/Client.h
@@ -44,7 +44,7 @@ public:
 
     void SelectTeam(game::TeamColor team);
     void SendMobs(const std::vector<protocol::MobSend>& mobSends);
-    void PlaceTower(game::TowerType type, const glm::vec2& position);
+    void PlaceTower(game::TowerType type, const Vec2f& position);
     void UpgradeTower(game::TowerID tower, game::TowerLevel level);
     void RemoveTower(game::TowerID tower);
 private:
diff --git a/include/render/Renderer.h b/include/render/Renderer.h
index 2e3550b..f0103fe 100644
--- a/include/render/Renderer.h
+++ b/include/render/Renderer.h
@@ -1,6 +1,6 @@
 #pragma once
 
-#include <glm/glm.hpp>
+#include "Defines.h"
 #include <memory>
 #include "loader/GLLoader.h"
 #include "render/shaders/WorldShader.h"
@@ -15,17 +15,17 @@ public:
 
     struct Model {
         GL::VertexArray* vao;
-        glm::vec2 positon;
+        Vec2f positon;
     };
 private:
     std::unique_ptr<shader::WorldShader> m_WorldShader;
     std::unique_ptr<shader::EntityShader> m_EntityShader;
 
-    glm::vec3 m_BackgroundColor;
+    Vec3f m_BackgroundColor;
 
     bool m_IsometricView = true;
     float m_IsometricShade = m_IsometricView;
-    glm::vec2 m_CamPos{};
+    Vec2f m_CamPos{};
 public:
     Renderer();
     ~Renderer();
@@ -39,13 +39,13 @@ public:
     void RenderModel(const Model& model);
 
     void SetZoom(float zoom);
-    void SetCamMovement(const glm::vec2& mov);
-    void SetCamPos(const glm::vec2& newPos);
+    void SetCamMovement(const Vec2f& mov);
+    void SetCamPos(const Vec2f& newPos);
     void SetIsometricView(bool isometric); // false = 2D       true = Isometric
 
-    void SetBackgroundColor(const glm::vec3& color) { m_BackgroundColor = color; }
+    void SetBackgroundColor(const Vec3f& color) { m_BackgroundColor = color; }
 
-    glm::vec2 GetCursorWorldPos(const glm::vec2& cursorPos, float aspectRatio, float zoom, float windowWidth, float windowHeight);
+    Vec2f GetCursorWorldPos(const Vec2f& cursorPos, float aspectRatio, float zoom, float windowWidth, float windowHeight);
 private:
     void UpdateIsometricView();
     void UpdateIsometricFade();
diff --git a/include/render/WorldRenderer.h b/include/render/WorldRenderer.h
index 5eac84a..273b189 100644
--- a/include/render/WorldRenderer.h
+++ b/include/render/WorldRenderer.h
@@ -11,8 +11,6 @@
 
 #include "render/gui/imgui/imgui.h"
 
-#include <glm/glm.hpp>
-
 namespace td {
 
 namespace client {
@@ -30,10 +28,10 @@ private:
     Renderer* m_Renderer;
     game::World* m_World;
     std::unique_ptr<GL::VertexArray> m_WorldVao, m_MobVao, m_SelectTileVao;
-    glm::vec2 m_CamPos;
-    glm::vec2 m_CursorPos;
-    glm::vec2 m_HoldCursorPos;
-    glm::vec2 m_LastClicked;
+    Vec2f m_CamPos;
+    Vec2f m_CursorPos;
+    Vec2f m_HoldCursorPos;
+    Vec2f m_LastClicked;
     float m_Zoom;
     float m_CamSensibility = 1;
     bool m_PopupOpened = false;
@@ -77,8 +75,8 @@ private:
     void DetectCastleHovering() const;
     void RenderTooltips() const;
     void RemoveTower();
-    glm::vec2 GetCursorWorldPos() const;
-    glm::vec2 GetClickWorldPos() const;
+    Vec2f GetCursorWorldPos() const;
+    Vec2f GetClickWorldPos() const;
 
     void UpdateCursorPos();
 };
diff --git a/include/render/gui/TowerPlacePopup.h b/include/render/gui/TowerPlacePopup.h
index ebd49ed..96a2d7d 100644
--- a/include/render/gui/TowerPlacePopup.h
+++ b/include/render/gui/TowerPlacePopup.h
@@ -2,20 +2,20 @@
 
 #include "GuiWidget.h"
 
-#include <glm/glm.hpp>
+#include "Defines.h"
 
 namespace td {
 namespace gui {
 
 class TowerPlacePopup : public GuiWidget {
 private:
-    glm::vec2 m_ClickWorldPos;
+    Vec2f m_ClickWorldPos;
 public:
     TowerPlacePopup(client::Client* client);
 
     virtual void Render();
 
-    void SetClickPos(const glm::vec2& worldPos);
+    void SetClickPos(const Vec2f& worldPos);
 private:
     static constexpr float m_TowerPopupTileWidth = 200.0f;
     static constexpr float m_TowerPopupTileHeight = 200.0f;
diff --git a/include/render/shaders/EntityShader.h b/include/render/shaders/EntityShader.h
index 3a280ff..824ade6 100644
--- a/include/render/shaders/EntityShader.h
+++ b/include/render/shaders/EntityShader.h
@@ -19,10 +19,10 @@ public:
 	EntityShader();
 
 	void LoadShader();
-	void SetCamPos(const glm::vec2& camPos);
+	void SetCamPos(const Vec2f& camPos);
 	void SetZoom(float zoom);
 	void SetAspectRatio(float aspectRatio);
-	void SetModelPos(const glm::vec2& modelPos);
+	void SetModelPos(const Vec2f& modelPos);
 	void SetIsometricView(float isometric);
 };
 
diff --git a/include/render/shaders/ShaderProgram.h b/include/render/shaders/ShaderProgram.h
index e9cd4b1..31f36d5 100755
--- a/include/render/shaders/ShaderProgram.h
+++ b/include/render/shaders/ShaderProgram.h
@@ -1,7 +1,7 @@
 #pragma once
 
 #include <string>
-#include <glm/glm.hpp>
+#include "Defines.h"
 #include "render/GL.h"
 
 namespace td {
@@ -24,11 +24,9 @@ protected:
 
 	void LoadFloat(unsigned int location, float value) const;
 	void LoadInt(unsigned int location, int value) const;
-	void LoadVector(unsigned int location, const glm::vec2& vector) const;
-	void LoadVector(unsigned int location, const glm::vec3& vector) const;
-	void LoadVector(unsigned int location, const glm::vec4& vector) const;
+	void LoadVector(unsigned int location, const Vec2f& vector) const;
+	void LoadVector(unsigned int location, const Vec3f& vector) const;
 	void LoadBoolean(unsigned int location, bool value) const;
-	void LoadMatrix(unsigned int location, const glm::mat4& matrix) const;
 	void CleanUp() const;
 
 private:
diff --git a/include/render/shaders/WorldShader.h b/include/render/shaders/WorldShader.h
index 001f9e3..58e972a 100644
--- a/include/render/shaders/WorldShader.h
+++ b/include/render/shaders/WorldShader.h
@@ -13,7 +13,7 @@ protected:
 public:
 	WorldShader();
 	void LoadShader();
-	void SetCamPos(const glm::vec2& camPos);
+	void SetCamPos(const Vec2f& camPos);
 	void SetZoom(float zoom);
 	void SetAspectRatio(float aspectRatio);
 	void SetIsometricView(float isometric);
diff --git a/src/game/World.cpp b/src/game/World.cpp
index 25ea578..4ec503b 100644
--- a/src/game/World.cpp
+++ b/src/game/World.cpp
@@ -160,7 +160,7 @@ const Color* World::GetTileColor(TilePtr tile) const {
     return nullptr;
 }
 
-bool World::CanPlaceLittleTower(const glm::vec2& worldPos, PlayerID playerID) const {
+bool World::CanPlaceLittleTower(const Vec2f& worldPos, PlayerID playerID) const {
     TilePtr tile = GetTile(worldPos.x, worldPos.y);
     const Player& player = m_Game->GetPlayers()[playerID];
 
@@ -186,7 +186,7 @@ bool World::CanPlaceLittleTower(const glm::vec2& worldPos, PlayerID playerID) co
     return false;
 }
 
-bool World::CanPlaceBigTower(const glm::vec2& worldPos, PlayerID playerID) const {
+bool World::CanPlaceBigTower(const Vec2f& worldPos, PlayerID playerID) const {
     if (!CanPlaceLittleTower(worldPos, playerID)) return false;
 
     TilePtr tile = GetTile(worldPos.x, worldPos.y);
@@ -224,7 +224,7 @@ void World::CleanDeadMobs() {
     }
 }
 
-TowerPtr World::GetTower(const glm::vec2& position) const {
+TowerPtr World::GetTower(const Vec2f& position) const {
     for (TowerPtr tower : m_Towers) {
         if (tower->GetSize() == TowerSize::Big) {
             if (tower->GetCenterX() - 2.5f < position.x && tower->GetCenterX() + 2.5f > position.x &&
diff --git a/src/game/client/Client.cpp b/src/game/client/Client.cpp
index 8f57517..d30439c 100644
--- a/src/game/client/Client.cpp
+++ b/src/game/client/Client.cpp
@@ -59,7 +59,7 @@ void Client::SendMobs(const std::vector<protocol::MobSend>& mobSends) {
     m_Connexion.SendPacket(&packet);
 }
 
-void Client::PlaceTower(game::TowerType type, const glm::vec2& position) {
+void Client::PlaceTower(game::TowerType type, const Vec2f& position) {
     protocol::PlaceTowerPacket packet(position.x, position.y, type);
     m_Connexion.SendPacket(&packet);
 }
diff --git a/src/game/server/ServerConnexion.cpp b/src/game/server/ServerConnexion.cpp
index 2b80a7b..5960f86 100644
--- a/src/game/server/ServerConnexion.cpp
+++ b/src/game/server/ServerConnexion.cpp
@@ -151,11 +151,13 @@ void ServerConnexion::HandlePacket(const protocol::PlaceTowerPacket* packet) {
     const game::TowerInfo& towerInfo = game::GetTowerInfo(towerType);
     server::ServerWorld* world = m_Server->GetGame().GetServerWorld();
 
-    if (!world->CanPlaceLittleTower({ packet->GetTowerX(), packet->GetTowerY() }, m_ID))
+    Vec2f towerPos = { static_cast<float>(packet->GetTowerX()), static_cast<float>(packet->GetTowerY()) };
+
+    if (!world->CanPlaceLittleTower(towerPos, m_ID))
         return;
 
     if (towerInfo.IsBigTower())
-        if (!world->CanPlaceBigTower({ packet->GetTowerX(), packet->GetTowerY() }, m_ID))
+        if (!world->CanPlaceBigTower(towerPos, m_ID))
             return;
 
     game::TowerPtr tower = world->PlaceTowerAt(towerType, packet->GetTowerX(), packet->GetTowerY(), m_ID);
diff --git a/src/render/Renderer.cpp b/src/render/Renderer.cpp
index bbdb4ea..29c7198 100644
--- a/src/render/Renderer.cpp
+++ b/src/render/Renderer.cpp
@@ -39,6 +39,8 @@ void Renderer::InitShaders() {
     UpdateIsometricView();
 }
 
+// TODO : change loader check
+
 bool Renderer::Init() {
 #if __has_include(<glbinding/glbinding.h>)
     glbinding::initialize();
@@ -110,13 +112,13 @@ void Renderer::SetZoom(float zoom) {
     m_EntityShader->SetZoom(zoom);
 }
 
-void Renderer::SetCamMovement(const glm::vec2& mov) {
+void Renderer::SetCamMovement(const Vec2f& mov) {
     m_CamPos.x += mov.x * (1 - m_IsometricView) + (0.5 * mov.x - mov.y) * m_IsometricView;
     m_CamPos.y += -mov.y * (1 - m_IsometricView) + (-0.5 * mov.x - mov.y) * m_IsometricView;
     SetCamPos(m_CamPos);
 }
 
-void Renderer::SetCamPos(const glm::vec2& newPos) {
+void Renderer::SetCamPos(const Vec2f& newPos) {
     m_CamPos = newPos;
     m_WorldShader->Start();
     m_WorldShader->SetCamPos(newPos);
@@ -128,7 +130,7 @@ void Renderer::SetIsometricView(bool isometric) {
     m_IsometricView = isometric;
 }
 
-glm::vec2 Renderer::GetCursorWorldPos(const glm::vec2& cursorPos, float aspectRatio, float zoom, float windowWidth, float windowHeight) {
+Vec2f Renderer::GetCursorWorldPos(const Vec2f& cursorPos, float aspectRatio, float zoom, float windowWidth, float windowHeight) {
     float isometricEased = utils::EaseInOutExpo(m_IsometricShade);
 
     float relativeX = (cursorPos.x / windowWidth * 2) - 1;
diff --git a/src/render/WorldRenderer.cpp b/src/render/WorldRenderer.cpp
index 1c0ea4e..c1fad78 100644
--- a/src/render/WorldRenderer.cpp
+++ b/src/render/WorldRenderer.cpp
@@ -70,7 +70,7 @@ void WorldRenderer::Update() {
 }
 
 void WorldRenderer::RemoveTower() {
-    glm::vec2 cursorPos = GetCursorWorldPos();
+    Vec2f cursorPos = GetCursorWorldPos();
 
     game::TowerPtr clickedTower = m_World->GetTower(cursorPos);
 
@@ -104,7 +104,7 @@ void WorldRenderer::RenderTileSelect() const {
 
     Renderer::Model tileSelectModel;
     tileSelectModel.vao = m_SelectTileVao.get();
-    tileSelectModel.positon = { (int)m_CursorPos.x, (int)m_CursorPos.y };
+    tileSelectModel.positon = { std::floor(m_CursorPos.x), std::floor(m_CursorPos.y) };
 
     m_Renderer->RenderModel(tileSelectModel);
 }
@@ -237,7 +237,7 @@ void WorldRenderer::RenderTowerUpgradePopup() {
 void WorldRenderer::DetectClick() {
     ImGuiIO& io = ImGui::GetIO();
     if (ImGui::IsMouseReleased(0) && !ImGui::IsAnyItemHovered() && !ImGui::IsAnyItemFocused()) {
-        glm::vec2 cursorPos = { io.MousePos.x, io.MousePos.y };
+        Vec2f cursorPos = { io.MousePos.x, io.MousePos.y };
         if (cursorPos == m_HoldCursorPos) {
             m_LastClicked = m_HoldCursorPos;
             Click();
@@ -260,7 +260,7 @@ void WorldRenderer::RenderCastleTooltip() const {
 }
 
 void WorldRenderer::DetectMobHovering() const {
-    glm::vec2 cursorWorldPos = GetCursorWorldPos();
+    Vec2f cursorWorldPos = GetCursorWorldPos();
     for (game::MobPtr mob : m_World->GetMobList()) {
         if (mob->CollidesWith({ cursorWorldPos.x, cursorWorldPos.y })) {
             m_MobTooltip->SetMob(mob.get());
@@ -271,7 +271,7 @@ void WorldRenderer::DetectMobHovering() const {
 }
 
 void WorldRenderer::DetectCastleHovering() const {
-    glm::vec2 cursorWorldPos = GetCursorWorldPos();
+    Vec2f cursorWorldPos = GetCursorWorldPos();
     for (const game::Team& team : m_World->GetTeams()) {
         if (team.GetCastle().CollidesWith({ cursorWorldPos.x, cursorWorldPos.y })) {
             m_CastleTooltip->SetCastle(&team.GetCastle());
@@ -292,12 +292,12 @@ void WorldRenderer::OnTowerRemove(game::TowerPtr tower) {
     m_TowersCache.UpdateVertexArray();
 }
 
-glm::vec2 WorldRenderer::GetCursorWorldPos() const {
+Vec2f WorldRenderer::GetCursorWorldPos() const {
     ImGuiIO& io = ImGui::GetIO();
     return m_Renderer->GetCursorWorldPos({ io.MousePos.x, io.MousePos.y }, Display::GetAspectRatio(), m_Zoom, Display::GetWindowWidth(), Display::GetWindowHeight());
 }
 
-glm::vec2 WorldRenderer::GetClickWorldPos() const {
+Vec2f WorldRenderer::GetClickWorldPos() const {
     return m_Renderer->GetCursorWorldPos(m_LastClicked, Display::GetAspectRatio(), m_Zoom, Display::GetWindowWidth(), Display::GetWindowHeight());
 }
 
diff --git a/src/render/gui/TowerPlacePopup.cpp b/src/render/gui/TowerPlacePopup.cpp
index f06a508..432b759 100644
--- a/src/render/gui/TowerPlacePopup.cpp
+++ b/src/render/gui/TowerPlacePopup.cpp
@@ -57,7 +57,7 @@ void TowerPlacePopup::Render() {
     }
 }
 
-void TowerPlacePopup::SetClickPos(const glm::vec2& worldPos) {
+void TowerPlacePopup::SetClickPos(const Vec2f& worldPos) {
     m_ClickWorldPos = worldPos;
 }
 
diff --git a/src/render/shaders/EntityShader.cpp b/src/render/shaders/EntityShader.cpp
index 8c684e2..950ae99 100644
--- a/src/render/shaders/EntityShader.cpp
+++ b/src/render/shaders/EntityShader.cpp
@@ -107,7 +107,7 @@ void EntityShader::GetAllUniformLocation() {
     m_LocationViewtype = static_cast<unsigned int>(GetUniformLocation("isometricView"));
 }
 
-void EntityShader::SetCamPos(const glm::vec2& camPos) {
+void EntityShader::SetCamPos(const Vec2f& camPos) {
     LoadVector(m_LocationCam, camPos);
 }
 void EntityShader::SetZoom(float zoom) {
@@ -116,7 +116,7 @@ void EntityShader::SetZoom(float zoom) {
 void EntityShader::SetAspectRatio(float aspectRatio) {
     LoadFloat(m_LocationAspectRatio, aspectRatio);
 }
-void EntityShader::SetModelPos(const glm::vec2& modelPos) {
+void EntityShader::SetModelPos(const Vec2f& modelPos) {
     LoadVector(m_LocationTranslation, modelPos);
 }
 void EntityShader::SetIsometricView(float isometric) {
diff --git a/src/render/shaders/ShaderProgram.cpp b/src/render/shaders/ShaderProgram.cpp
index 23d6db2..4815c42 100755
--- a/src/render/shaders/ShaderProgram.cpp
+++ b/src/render/shaders/ShaderProgram.cpp
@@ -14,8 +14,6 @@
 #include <sstream>
 #include <vector>
 
-#include <glm/gtc/type_ptr.hpp>
-
 #ifdef __ANDROID__
 #include <android/log.h>
 #endif
@@ -56,28 +54,19 @@ void ShaderProgram::LoadInt(unsigned int location, int value) const {
 }
 
 void ShaderProgram::LoadVector(unsigned int location,
-    const glm::vec2& vector) const {
+    const Vec2f& vector) const {
     glUniform2f(static_cast<GLint>(location), vector.x, vector.y);
 }
 
 void ShaderProgram::LoadVector(unsigned int location,
-    const glm::vec3& vector) const {
+    const Vec3f& vector) const {
     glUniform3f(static_cast<GLint>(location), vector.x, vector.y, vector.z);
 }
 
-void ShaderProgram::LoadVector(unsigned int location,
-    const glm::vec4& vector) const {
-    glUniform4f(static_cast<GLint>(location), vector.x, vector.y, vector.z, vector.w);
-}
-
 void ShaderProgram::LoadBoolean(unsigned int location, bool value) const {
     glUniform1i(static_cast<GLint>(location), value);
 }
 
-void ShaderProgram::LoadMatrix(unsigned int location, const glm::mat4& matrix) const {
-    glUniformMatrix4fv(static_cast<GLint>(location), 1, false, glm::value_ptr(matrix));
-}
-
 void ShaderProgram::CleanUp() const {
     Stop();
     glDetachShader(m_ProgramID, m_VertexShaderID);
diff --git a/src/render/shaders/WorldShader.cpp b/src/render/shaders/WorldShader.cpp
index 51c4e91..26780c2 100644
--- a/src/render/shaders/WorldShader.cpp
+++ b/src/render/shaders/WorldShader.cpp
@@ -100,7 +100,7 @@ void WorldShader::GetAllUniformLocation() {
     m_LocationViewtype = static_cast<unsigned int>(GetUniformLocation("isometricView"));
 }
 
-void WorldShader::SetCamPos(const glm::vec2& camPos) {
+void WorldShader::SetCamPos(const Vec2f& camPos) {
     LoadVector(m_LocationCam, camPos);
 }
 void WorldShader::SetZoom(float zoom) {
diff --git a/xmake.lua b/xmake.lua
index ecfca4c..ce24d65 100644
--- a/xmake.lua
+++ b/xmake.lua
@@ -1,7 +1,7 @@
 add_rules("mode.debug", "mode.release")
 
 add_defines("TD_IMPL_OPENGL_LOADER_GLEW");
-add_requires("libsdl >= 2", "zlib", "glew", "glm")
+add_requires("libsdl >= 2", "zlib", "glew")
 
 target("TowerDefense")
     set_kind("binary")