From f631382dbd2963e8bf04ccd99dde0535314f2985 Mon Sep 17 00:00:00 2001
From: Igor Stepanov <i_stepanov2@lesta.group>
Date: Tue, 7 Oct 2025 16:36:15 +0300
Subject: [PATCH] some refactoring, add props and fix scissors

---
 src/window/detail/window_sdl.cpp | 17 +++++++++++++++--
 src/window/detail/window_sdl.hpp |  8 ++++----
 src/window/window.hpp            |  2 +-
 3 files changed, 20 insertions(+), 7 deletions(-)

diff --git a/src/window/detail/window_sdl.cpp b/src/window/detail/window_sdl.cpp
index 753245a18..b6eafd14c 100644
--- a/src/window/detail/window_sdl.cpp
+++ b/src/window/detail/window_sdl.cpp
@@ -146,7 +146,8 @@ window_sdl::window_sdl(DisplaySettings *settings, std::string title) noexcept {
         return;
     }
 
-    SDL_WindowFlags flags = SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE;
+    SDL_WindowFlags flags = SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE |
+                            SDL_WINDOW_HIGH_PIXEL_DENSITY;
 
     if (settings->fullscreen.get()) {
         flags |= SDL_WINDOW_FULLSCREEN;
@@ -185,6 +186,13 @@ window_sdl::window_sdl(DisplaySettings *settings, std::string title) noexcept {
     // SDL_GL_SetAttribute(SDL_WINDOW_ALLOW_HIGHDPI, false);
 #endif
     SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, settings->samples.get());
+    SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);
+    SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
+    SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
+    SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 8);
+    SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);
+    SDL_GL_SetAttribute(SDL_GL_BUFFER_SIZE, 32);
+    SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
 
     context = SDL_GL_CreateContext(window);
     if (!context) {
@@ -203,6 +211,10 @@ window_sdl::window_sdl(DisplaySettings *settings, std::string title) noexcept {
         isSuccessfull = false;
         return;
     }
+
+    float scale = SDL_GetDisplayContentScale(SDL_GetPrimaryDisplay());
+
+    logger.info() << "monitor content scale: " << scale;
 }
 window_sdl::~window_sdl() {
     if (window) {
@@ -215,10 +227,11 @@ window_sdl::~window_sdl() {
     }
 }
 
-void window_sdl::swapBuffers() const noexcept {
+void window_sdl::swapBuffers() noexcept {
     if (!SDL_GL_SwapWindow(window)) [[unlikely]] {  // C++20 needed
         logger.error() << "Cant swap buffer: " << SDL_GetError();
     }
+    resetScissor();
 }
 bool window_sdl::isMaximized() const {
     return (SDL_GetWindowFlags(window) & SDL_WINDOW_MAXIMIZED) != 0;
diff --git a/src/window/detail/window_sdl.hpp b/src/window/detail/window_sdl.hpp
index 26cd4fd62..68baecf50 100644
--- a/src/window/detail/window_sdl.hpp
+++ b/src/window/detail/window_sdl.hpp
@@ -15,7 +15,7 @@ public:
     window_sdl &operator=(const window_sdl &) = delete;
     window_sdl &operator=(window_sdl &&) = default;
 
-    void swapBuffers() const noexcept override;
+    void swapBuffers() noexcept override;
 
     bool isMaximized() const override;
     bool isFocused() const override;
@@ -51,9 +51,9 @@ private:
     bool toClose = false;
     bool fullscreen = false;
 
-    SDL_Window *window;
-    SDL_GLContext context;
+    SDL_Window *window = nullptr;
+    SDL_GLContext context = nullptr;
 
     std::stack<glm::vec4> scissorStack;
-    glm::vec4 scissorArea;
+    glm::vec4 scissorArea {};
 };
\ No newline at end of file
diff --git a/src/window/window.hpp b/src/window/window.hpp
index 976f74dc5..e45261656 100644
--- a/src/window/window.hpp
+++ b/src/window/window.hpp
@@ -12,7 +12,7 @@ struct DisplaySettings;
 class Window {
 public:
     virtual ~Window() = default;
-    virtual void swapBuffers() const noexcept = 0;
+    virtual void swapBuffers() noexcept = 0;
 
     virtual bool isMaximized() const = 0;
     virtual bool isFocused() const = 0;