Big big update

src/render/scenemanager.cpp

@@ -20,6 +20,7 @@
 
 extern int g_NumModels;
 static bool g_debugRenderScene = false;
+glm::vec3 g_ambientColor = glm::vec3(0.0f);
 
 static std::string getFileExtension(const std::string& filename)
 {
@@ -218,6 +219,9 @@ void SceneManager::loadScene(const char* filename)
 {
 	unloadIfScenePresent();
 
+	// Reset ambient color
+	setAmbientColor(glm::vec3(0.0f));
+
 	char filenameBuffer[kMaxPathLength];
 	snprintf(filenameBuffer, kMaxPathLength, "data/levels/%s/%s.xml", filename, filename);
 
@@ -243,6 +247,16 @@ void SceneManager::loadScene(const char* filename)
 	pugi::xml_node root = doc.document_element();
 	const char* scenefilename = root.child("LevelDescription").child("SceneFile").attribute("filename").value();
 
+	pugi::xml_node ambientnode = root.child("LevelDescription").child("AmbientColor");
+	if (ambientnode)
+	{
+		glm::vec3 color = glm::vec3(0.0f);
+		color.r = ambientnode.attribute("r").as_float();
+		color.g = ambientnode.attribute("g").as_float();
+		color.b = ambientnode.attribute("b").as_float();
+		setAmbientColor(color);
+	}
+
 	m_sceneName = getFileNameWithoutExtension(scenefilename);
 
 	sprintf(filenameBuffer, "data/levels/%s/%s", filename, scenefilename);
@@ -497,6 +511,16 @@ void SceneManager::toggleDebugRender()
 	g_debugRenderScene = !g_debugRenderScene;
 }
 
+void SceneManager::setAmbientColor(const glm::vec3& color)
+{
+	g_ambientColor = color;
+}
+
+const glm::vec3& SceneManager::getAmbientColor()
+{
+	return g_ambientColor;
+}
+
 // SceneStaticMesh
 
 SceneStaticMesh::SceneStaticMesh() :
@@ -856,7 +880,7 @@ void R_SceneStaticMesh_BindShader(const glm::mat4& worldMatrix, Texture2D* albed
 
 	if (shader->HasUniform(UNIFORM_SUN_AMBIENT))
 	{
-		glm::vec4 lightColor = glm::vec4(0.1f);
+		glm::vec4 lightColor = glm::vec4(g_sceneManager->getAmbientColor(), 1.0f);
 		g_shaderSystem->SetUniformFloat4(shader, UNIFORM_SUN_AMBIENT, &lightColor);
 	}