Added texture support.

assets/shaders/test.frag

@@ -1,6 +1,14 @@
 #version 330 core
+
+in vec2 TexCoord;
+
+uniform sampler2D u_Text;
+
 out vec4 FragColor;
 
 void main() {
-  FragColor = vec4(1, 1, 1, 1);
+  vec4 color = texture(u_Text, TexCoord);
+  FragColor = color;
+  // FragColor = color + vec4(0.5, 0.5, 0.5, 1);
+  // FragColor = vec4(1, 1, 1, 1);
 }

assets/shaders/test.vert

@@ -1,11 +1,15 @@
-// #version 330 core
-// #extension GL_ARB_separate_shader_objects : enable
+#version 330 core
+#extension GL_ARB_separate_shader_objects : enable
 
-// layout (location = 0) in vec3 aPos;
+layout (location = 0) in vec3 aPos;
+layout (location = 1) in vec2 aTexCoord;
 
 uniform mat4 u_Proj;
 uniform mat4 u_View;
 
+out vec2 TexCoord;
+
 void main() {
   gl_Position = u_Proj * u_View * gl_Vertex;
+  TexCoord = vec2(aTexCoord.x, aTexCoord.y);
 }