Change directional light to point light

src/model/obj.h

@@ -33,11 +33,11 @@ struct phong_material {
   f32 shininess;
 };
 
-typedef struct directional_light DirectionalLight;
-struct directional_light {
+typedef struct point_light PointLight;
+struct point_light {
   V3f diffuse_intensity;
   V3f specular_intensity;
-  V3f direction;
+  V3f position;
 };
 
 typedef struct model Model;

src/shader/shaders.c

@@ -22,10 +22,10 @@ internal Shader perspective = {0};
 internal Shader orthographic = {0};
 
 internal V3f g_ambient_light = {0.6f, 0.45f, 0.55f};
-internal DirectionalLight g_directional_light = {
+internal PointLight g_directional_light = {
     .diffuse_intensity = {0.9f, 1.0f, 1.0f},
     .specular_intensity = {1.0f, 0.8f, 2.0f},
-    .direction = {0.0f, 0.0f, 1.45f},
+    .position = {1.05f, 0.9f, 1.2f},
 };
 internal V3f g_eye = {0.2f, 0.1f, 0.75f};
 internal V3f g_target = {0};