OpenGL window surface

projects/apis/opengl/src/surface/opengl_surface.c

@@ -0,0 +1,28 @@
+#include "opengl_surface.h"
+
+#ifdef GN_PLATFORM_LINUX
+#ifdef GN_WINDOW_X11
+#include <X11/Xlib.h>
+gnReturnCode createGLXContext(gnWindowSurfaceHandle windowSurface, gnInstanceHandle instance, gnX11WindowSurfaceInfo createInfo) {
+    windowSurface->windowSurface = malloc(sizeof(gnPlatformWindowSurface));
+    int attribs[] = {
+        GLX_RGBA,
+        GLX_DEPTH_SIZE, 24,
+        GLX_DOUBLEBUFFER,
+        None
+    };
+
+    XVisualInfo* vi = glXChooseVisual(createInfo.display, 0, attribs);
+    windowSurface->windowSurface->context = glXCreateContext(createInfo.display, vi, NULL, GL_TRUE);
+    if (glXMakeCurrent(createInfo.display, createInfo.window, windowSurface->windowSurface->context) == GL_FALSE)
+        return GN_FAILED_TO_ATTACH_WINDOW;
+    return GN_SUCCESS;
+}
+#endif
+
+#ifdef GN_WINFDOW_WAYLAND
+gnReturnCode gnCreateWaylandWindowSurface(gnWindowSurfaceHandle windowSurface, gnInstanceHandle instance, gnWaylandWindowSurfaceInfo createInfo) {
+    return GN_FAILED_TO_ATTACH_WINDOW;
+}
+#endif
+#endif