Applying RAII types

1 files changed, 32 insertions, 0 deletions

diff --git a/src/gl_context.cpp b/src/gl_context.cpp
new file mode 100644
index 0000000..2858e22
--- /dev/null
+++ b/src/gl_context.cpp
@@ -0,0 +1,32 @@
+#include "gl_context.hpp"
+#include <stdexcept>
+
+namespace bookmouse {
+
+GlContext::GlContext(SdlMainWindow& mainWindow)
+{
+    m_context = SDL_GL_CreateContext(mainWindow.window());
+    if (m_context == nullptr) {
+        auto error = SDL_GetError();
+        throw std::runtime_error{error};
+    }
+
+    auto status = SDL_GL_MakeCurrent(mainWindow.window(), m_context);
+    if (status != 0) {
+        auto error = SDL_GetError();
+        throw std::runtime_error{error};
+    }
+    status = SDL_GL_SetSwapInterval(1); // Enable vsync
+    if (status != 0) {
+        auto error = SDL_GetError();
+        throw std::runtime_error{error};
+    }
+}
+
+GlContext::~GlContext()
+{
+    SDL_GL_DeleteContext(m_context);
+}
+
+
+} // namespace bookmouse