Global light

include/engine/world.h

@@ -3,6 +3,7 @@
 #include <types/vertex.h>
 #include <types/texture.h>
 #include <types/entity/entity.h>
+#include <J3ML/LinearAlgebra/Vector4.h>
 
 // TODO: Move data to Entity / or rename to DataModelEntry
 struct ByteArray
@@ -38,9 +39,13 @@ public:
 };
 
 class World : public DataModel {
+private:
+    LinearAlgebra::Vector4 globalLight= {0,0,0,0};
 public:
-    std::string name;
     World() : DataModel() {}
+    void setAmbientLight(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
+    LinearAlgebra::Vector4 getAmbientLight();
+    std::string name;
     std::vector<VertexArray> geometryList;
     std::vector<Texture> textureList;
 };

src/engine/engine.cpp

@@ -47,7 +47,7 @@ void Engine::initGL()
     //glEnable(GL_BLEND);
     glEnable(GL_CULL_FACE);
     glEnable(GL_LIGHTING);
-    glEnable(GL_LIGHT0);
+    //glEnable(GL_LIGHT0);
     glEnable(GL_COLOR_MATERIAL);
     glEnable(GL_VERTEX_ARRAY);
     //glDepthRange(-0.5f,0.5f);

src/engine/render.cpp

@@ -27,6 +27,7 @@ void Render::pre_render() {
         skybox->draw = true;
         skybox->angle = {0,0,0};
         skybox->SetParent(engine->world);
+        engine->world->setAmbientLight(0.6, 0.6, 0.6, 1);
     }
     //std::cout << engine->frameCount << std::endl;
     engine->window->pollEvents();

src/engine/world.cpp

@@ -114,4 +114,14 @@ Entity *Entity::GetFamilyTreeRoot() const {
     if (parent->GetParent() == nullptr)
         return parent;
     return parent->GetFamilyTreeRoot();
-}
+}
+
+void World::setAmbientLight(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha) {
+    GLfloat ambient[4] = {red, green, blue, alpha};
+    globalLight.x = red; globalLight.y = green; globalLight.z = blue; globalLight.w = alpha;
+    glLightModelfv(GL_LIGHT_MODEL_AMBIENT, ambient);
+}
+
+LinearAlgebra::Vector4 World::getAmbientLight() {
+    return globalLight;
+}