render 3d to tex

assets/shaders/phong-solid.fragment.glsl

@@ -1,5 +1,5 @@
 #version 330 core
-out vec4 frag_color;
+layout(location = 0) out vec4 frag_color;
 
 uniform vec3 light_pos;
 uniform vec4 solid_color;
@@ -7,7 +7,7 @@ uniform vec3 camera;
 
 in vec3 normal;
 in vec3 frag_position;
- 
+
 void main() {
     vec4 light_color = vec4(1, 1, 1, 1);
     vec3 normal_norm = normalize(normal);