ES2 Shader Fix

src/shaders/es2/main.fsh

@@ -23,7 +23,7 @@ void main(void) {
     gl_FragColor = v_color;
     // Texture
     if (u_has_texture) {
-        vec4 texture_color = texture(u_texture_unit, v_texture_pos.xy);
+        vec4 texture_color = texture2D(u_texture_unit, v_texture_pos.xy);
         if (u_highlight_mode) {
             texture_color.rgb = u_highlight_mode_color.rgb;
             texture_color.a *= u_highlight_mode_color.a;

test/src/main.cpp

@@ -108,7 +108,7 @@ int main() {
 
     // Make Window Context Current
     glfwMakeContextCurrent(glfw_window);
-    
+
     // Setup Compatibility Layer
     init_gles_compatibility_layer();