Starting to support textures

assets/shaders/shader.frag

@@ -1,8 +1,11 @@
 #version 140
 
+in vec2 v_tex_coords;
 out vec4 color;
 
+uniform sampler2D tex;
+
 void main() {
-    color = vec4(1.0, 0.0, 0.0, 1.0);
+    color = texture(tex, v_tex_coords);
 }
 

assets/shaders/shader.vert

@@ -1,7 +1,14 @@
 #version 140
 
 in vec3 vertex;
+in vec2 tex_coords;
+
+uniform mat4 perspective;
+uniform mat4 view;
+
+out vec2 v_tex_coords;
 
 void main() {
-    gl_Position = vec4(vertex, 1.0);
+    v_tex_coords = tex_coords;
+    gl_Position = perspective * view * vec4(vertex, 1.0);
 }