feat(cmake): replaced glew with glad

client/src/main.cpp

@@ -1,6 +1,8 @@
-#include <GL/glew.h>
+#include <glad/gl.h>
 #include <GLFW/glfw3.h>
+#include "logger.h"
 #include "objects/part/part.h"
+#include "panic.h"
 #include "rendering/renderer.h"
 #include "common.h"
 #include "version.h"
@@ -37,7 +39,13 @@ int main() {
     glfwSetFramebufferSizeCallback(window, resizeCallback);
 
     glfwMakeContextCurrent(window);
-    glewInit();
+    int version = gladLoadGL(glfwGetProcAddress);
+    if (version == 0) {
+        Logger::fatalError("Failed to initialize OpenGL context");
+        panic();
+    } else {
+        Logger::debugf("Initialized GL context version %d.%d", GLAD_VERSION_MAJOR(version), GLAD_VERSION_MINOR(version));
+    }
 
     gDataModel->Init();
     renderInit(1200, 900);

core/CMakeLists.txt

@@ -3,6 +3,8 @@ include(${CMAKE_CURRENT_SOURCE_DIR}/deps.cmake)
 ## Sources
 set(SOURCES
     src/stb.cpp
+    src/glad.cpp
+
     src/ptr_helpers.h
     src/enum/part.h
     src/enum/surface.cpp
@@ -195,8 +197,8 @@ list(APPEND SOURCES ${CMAKE_CURRENT_BINARY_DIR}/src/version.cpp)
 add_library(openblocks STATIC ${SOURCES})
 set_target_properties(openblocks PROPERTIES OUTPUT_NAME "openblocks")
 target_link_directories(openblocks PUBLIC ${LUAJIT_LIBRARY_DIRS})
-target_link_libraries(openblocks libglew_static reactphysics3d pugixml::pugixml Freetype::Freetype glm::glm libluajit ${LuaJIT_LIBRARIES})
+target_link_libraries(openblocks reactphysics3d pugixml::pugixml Freetype::Freetype glm::glm libluajit ${LuaJIT_LIBRARIES})
-target_include_directories(openblocks PUBLIC "src" "../include" ${ReactPhysics3D_SOURCE_DIR}/include ${LUAJIT_INCLUDE_DIRS} ${stb_SOURCE_DIR} ${glew_SOURCE_DIR}/include)
+target_include_directories(openblocks PUBLIC "src" "../include" "${CMAKE_SOURCE_DIR}/external/glad" ${ReactPhysics3D_SOURCE_DIR}/include ${LUAJIT_INCLUDE_DIRS} ${stb_SOURCE_DIR})
 add_dependencies(openblocks autogen_build autogen)
 
 # Windows-specific dependencies

core/deps.cmake

@@ -1,7 +1,6 @@
 
 include(CPM)
 
-CPMAddPackage("gh:Perlmint/glew-cmake#glew-cmake-2.2.0")
 CPMAddPackage("gh:g-truc/glm#1.0.1")
 CPMAddPackage(NAME reactphysics3d GITHUB_REPOSITORY "DanielChappuis/reactphysics3d" VERSION 0.10.2 PATCHES ${CMAKE_SOURCE_DIR}/patches/std_chrono.patch)
 # https://github.com/StereoKit/StereoKit/blob/0be056efebcee5e58ad1438f4cf6dfdb942f6cf9/CMakeLists.txt#L205
@@ -13,6 +12,7 @@ CPMAddPackage(
     GIT_REPOSITORY https://github.com/aseprite/freetype2.git
     GIT_TAG VER-2-10-0
     VERSION 2.10.0
+    PATCHES ${CMAKE_SOURCE_DIR}/patches/freetype_cmakever.patch
 )
 
 if (freetype_ADDED)

core/src/glad.cpp

@@ -0,0 +1,2 @@
+#define GLAD_GL_IMPLEMENTATION
+#include <glad/gl.h>

core/src/rendering/debug/debugrenderer.cpp

@@ -1,8 +1,7 @@
 #include "rendering/shader.h"
 #include "rendering/texture.h"
 #include "timeutil.h"
-#include <GL/glew.h>
+#include <glad/gl.h>
-#include <GL/gl.h>
 #include <glm/ext/vector_float4.hpp>
 #include <string>
 

core/src/rendering/font.cpp

@@ -3,8 +3,7 @@
 #include "panic.h"
 #include "rendering/shader.h"
 
-#include <GL/glew.h>
+#include <glad/gl.h>
-#include <GL/gl.h>
 #include <glm/ext/matrix_clip_space.hpp>
 #include <memory>
 

core/src/rendering/mesh.cpp

@@ -1,5 +1,4 @@
-#include <GL/glew.h>
+#include <glad/gl.h>
-#include <GL/gl.h>
 
 #include "mesh.h"
 

core/src/rendering/mesh2d.cpp

@@ -1,5 +1,4 @@
-#include <GL/glew.h>
+#include <glad/gl.h>
-#include <GL/gl.h>
 
 #include "mesh2d.h"
 

core/src/rendering/renderer.cpp

@@ -1,5 +1,4 @@
-#include <GL/glew.h>
+#include <glad/gl.h>
-#include <GL/gl.h>
 #include <cmath>
 #include <cstdio>
 #include <glm/ext.hpp>

core/src/rendering/shader.cpp

@@ -1,6 +1,5 @@
 #include <fstream>
-#include <GL/glew.h>
+#include <glad/gl.h>
-#include <GL/gl.h>
 #include <glm/gtc/type_ptr.hpp>
 
 #include "logger.h"

core/src/rendering/skybox.cpp

@@ -1,5 +1,4 @@
-#include <GL/glew.h>
+#include <glad/gl.h>
-#include <GL/gl.h>
 #include <stb_image.h>
 
 #include "logger.h"

core/src/rendering/texture.cpp

@@ -1,7 +1,6 @@
 #include "texture.h"
 
-#include <GL/glew.h>
+#include <glad/gl.h>
-#include <GL/gl.h>
 #include <stb_image.h>
 
 #include "panic.h"

core/src/rendering/texture3d.cpp

@@ -1,7 +1,6 @@
 #include "texture3d.h"
 
-#include <GL/glew.h>
+#include <glad/gl.h>
-#include <GL/gl.h>
 #include <stb_image.h>
 
 #include "panic.h"

core/src/rendering/torus.cpp

@@ -1,7 +1,7 @@
 #include "torus.h"
 #include <cmath>
 
-#include <GL/glew.h>
+#include <glad/gl.h>
 
 #define PI 3.1415926535f
 

deps.txt

@@ -1,6 +1,6 @@
 opengl (Linux: glvnd, Windows: [built-in/none])
 glfw
-glew
+glad
 glm
 stb
 qt6

editor/mainglwidget.cpp

@@ -1,4 +1,4 @@
-#include <GL/glew.h>
+#include <glad/gl.h>
 #include <glm/common.hpp>
 #include <glm/vector_relational.hpp>
 #include <memory>
@@ -35,7 +35,13 @@ MainGLWidget::MainGLWidget(QWidget* parent): QOpenGLWidget(parent), contextMenu(
 }
 
 void MainGLWidget::initializeGL() {
-    glewInit();
+    int version = gladLoaderLoadGL();
+    if (version == 0) {
+        Logger::fatalError("Failed to initialize OpenGL context");
+        panic();
+    } else {
+        Logger::debugf("Initialized GL context version %d.%d", GLAD_VERSION_MAJOR(version), GLAD_VERSION_MINOR(version));
+    }
     renderInit(width(), height());
 }
 

patches/freetype_cmakever.patch

@@ -0,0 +1,14 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 28dc3b3f6..37fd14713 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -85,7 +85,8 @@
+ # FreeType explicitly marks the API to be exported and relies on the compiler
+ # to hide all other symbols. CMake supports a C_VISBILITY_PRESET property
+ # starting with 2.8.12.
+-cmake_minimum_required(VERSION 2.8.12)
++# cmake_minimum_required(VERSION 2.8.12)
++cmake_minimum_required(VERSION 3.5)
+ 
+ if (NOT CMAKE_VERSION VERSION_LESS 3.3)
+   # Allow symbol visibility settings also on static libraries. CMake < 3.3