move to libuv for the rendering loop

test/headless.cpp

@@ -11,23 +11,24 @@
 
 #include <uv.h>
 
-double llmr::platform::elapsed() {
-    return 0;
-}
+class View : public llmr::View {
+public:
+    void make_active() {
+        CGLError error = CGLSetCurrentContext(gl_context);
+        if (error) {
+            fprintf(stderr, "Switching OpenGL context failed\n");
+        }
+    }
+    void swap() {}
 
-void llmr::platform::restart() {
-    // noop
-}
+CGLContextObj gl_context;
+};
 
 TEST(Headless, initialize) {
-    llmr::Settings settings;
-
-    llmr::Map map(settings);
-
     llmr::util::timer timer;
 
     // Setup OpenGL
-    CGLContextObj gl_context;
+    View view;
 
     // TODO: test if OpenGL 4.1 with GL_ARB_ES2_compatibility is supported
     // If it is, use kCGLOGLPVersion_3_2_Core and enable that extension.
@@ -46,18 +47,14 @@ TEST(Headless, initialize) {
         return;
     }
 
-    error = CGLCreateContext(pixelFormat, NULL, &gl_context);
+    error = CGLCreateContext(pixelFormat, NULL, &view.gl_context);
     CGLDestroyPixelFormat(pixelFormat);
     if (error) {
         fprintf(stderr, "Error creating GL context object\n");
         return;
     }
 
-    error = CGLSetCurrentContext(gl_context);
-    if (error) {
-        fprintf(stderr, "Switching OpenGL context failed\n");
-        return;
-    }
+    view.make_active();
 
     timer.report("gl setup");
 
@@ -102,31 +99,18 @@ TEST(Headless, initialize) {
 
     timer.report("gl framebuffer");
 
-    map.setup();
 
-    timer.report("map setup");
+    llmr::Map map(view);
 
     map.resize(width, height);
 
     timer.report("map resize");
 
-    map.loadSettings();
-
-    timer.report("map settings");
-
-    map.update();
-
-    timer.report("map update");
-
     // Run the loop. It will terminate when we don't have any further listeners.
     map.run();
 
     timer.report("map loop");
 
-    map.render();
-
-    timer.report("map render");
-
     uint32_t *pixels = new uint32_t[width * height];
 
     glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, pixels);
@@ -149,7 +133,7 @@ TEST(Headless, initialize) {
     glDeleteTextures(1, &fbo_color);
     glDeleteRenderbuffersEXT(1, &fbo_depth_stencil);
 
-    CGLDestroyContext(gl_context);
+    CGLDestroyContext(view.gl_context);
 
     timer.report("destruct");
 }