From be66c702739fcf953dc943c9c10ebd925b665bdc Mon Sep 17 00:00:00 2001
From: fschildt <florian.schildt@protonmail.com>
Date: Wed, 14 Jan 2026 16:00:36 +0100
Subject: render: switch from glew to glad

---
 src/games/tetris/Tetris.cpp       |  1 -
 src/main.cpp                      | 20 ++++++++------------
 src/renderer/RSoftwareBackend.cpp |  2 +-
 src/renderer/Renderer.hpp         |  1 -
 4 files changed, 9 insertions(+), 15 deletions(-)

(limited to 'src')

diff --git a/src/games/tetris/Tetris.cpp b/src/games/tetris/Tetris.cpp
index 7273cdd..043033f 100644
--- a/src/games/tetris/Tetris.cpp
+++ b/src/games/tetris/Tetris.cpp
@@ -201,7 +201,6 @@ Tetris::DrawGameOverMenu()
     ImGui::Text("Score = %d", m_score);
     ImGui::Text("HighScore = %d", m_highscore);
     if (ImGui::Button("Restart")) {
-        printf("restarted\n");
         Start();
     }
     if (ImGui::Button("Exit")) {
diff --git a/src/main.cpp b/src/main.cpp
index a768040..e3241d4 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2,10 +2,9 @@
 #include "games/Game.hpp"
 #include "common/MemoryManager.hpp"
 
+#include <glad/gl.h>
 #include <SDL3/SDL.h>
 #include <SDL3/SDL_video.h>
-#include <GL/glew.h>
-#include <GL/gl.h>
 
 #include <imgui.h>
 #include <imgui_impl_opengl3.h>
@@ -68,11 +67,11 @@ CreateWindow()
     }
 
 
-    const char* glsl_version = "#version 130";
+    const char* glsl_version = "#version 330";
     SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, 0);
-    SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
+    SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_COMPATIBILITY);
     SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
-    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 0);
+    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3);
 
     SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
     SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
@@ -91,20 +90,17 @@ CreateWindow()
         SDL_DestroyWindow(window);
         return nullptr;
     }
+    SDL_GL_MakeCurrent(window, sdl_gl_context);
+    SDL_GL_SetSwapInterval(1); // enable vsync
 
 
-    GLenum glew_error = glewInit();
-    if (glew_error != GLEW_OK)
-    {
+    if (!gladLoadGL(SDL_GL_GetProcAddress)) {
         SDL_GL_DestroyContext(sdl_gl_context);
         SDL_DestroyWindow(window);
-        std::cerr << "Failed to init glew: " << glewGetErrorString(glew_error) << '\n';
+        std::cerr << "Failed to init GLAD!\n";
         return nullptr;
     }
 
-
-    SDL_GL_MakeCurrent(window, sdl_gl_context);
-    SDL_GL_SetSwapInterval(1); // enable vsync
     SDL_SetWindowPosition(window, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED);
     SDL_ShowWindow(window);
 
diff --git a/src/renderer/RSoftwareBackend.cpp b/src/renderer/RSoftwareBackend.cpp
index 754a30f..00a8da2 100644
--- a/src/renderer/RSoftwareBackend.cpp
+++ b/src/renderer/RSoftwareBackend.cpp
@@ -2,8 +2,8 @@
 #include "renderer/Renderer.hpp"
 #include "renderer/RSoftwareBackend.hpp"
 
+#include <glad/gl.h>
 #include <SDL3/SDL_video.h>
-#include <GL/glew.h>
 
 #include <algorithm>
 #include <cstdlib>
diff --git a/src/renderer/Renderer.hpp b/src/renderer/Renderer.hpp
index 91a919d..ad935e3 100644
--- a/src/renderer/Renderer.hpp
+++ b/src/renderer/Renderer.hpp
@@ -6,7 +6,6 @@
 #include "common/MemoryManager.hpp"
 
 #include <SDL3/SDL.h>
-#include <SDL3/SDL_video.h>
 #include <imgui.h>
 
 #include <vector>
-- 
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