Move OpenGL runtime classification into renderer backend

src/renderer_gl/opengl_capabilities.cpp

@@ -201,6 +201,21 @@ OpenGlCapabilities detect_opengl_capabilities(
     return capabilities;
 }
 
+OpenGlRuntime opengl_runtime_for_current_build() noexcept
+{
+    OpenGlRuntime runtime;
+#if defined(PP_RENDERER_GL_RUNTIME_DESKTOP)
+    runtime.desktop_gl = true;
+#endif
+#if defined(PP_RENDERER_GL_RUNTIME_GLES)
+    runtime.gles = true;
+#endif
+#if defined(PP_RENDERER_GL_RUNTIME_WEB)
+    runtime.web = true;
+#endif
+    return runtime;
+}
+
 pp::renderer::RenderDeviceFeatures render_device_features(OpenGlCapabilities capabilities) noexcept
 {
     return pp::renderer::RenderDeviceFeatures {

src/renderer_gl/opengl_capabilities.h

@@ -678,6 +678,7 @@ struct OpenGlMeshDeleteDispatch {
 [[nodiscard]] OpenGlCapabilities detect_opengl_capabilities(
     std::span<const std::string_view> extensions,
     OpenGlRuntime runtime) noexcept;
+[[nodiscard]] OpenGlRuntime opengl_runtime_for_current_build() noexcept;
 [[nodiscard]] pp::renderer::RenderDeviceFeatures render_device_features(
     OpenGlCapabilities capabilities) noexcept;
 [[nodiscard]] OpenGlInitialState panopainter_initial_state() noexcept;