Day7: ImGUI interaction+OpenGL 4.1+Bugs+ambient color control

res/shaders/imgui.frag.glsl

@@ -1,4 +1,4 @@
-#version 460
+#version 410
 
 uniform sampler2D Texture;
 

res/shaders/imgui.vert.glsl

@@ -1,4 +1,4 @@
-#version 460
+#version 410
 
 uniform mat4 ProjMtx;
 

res/shaders/simple.frag.glsl

@@ -1,11 +1,14 @@
-#version 460
+#version 410
 
 in vec3 outColor;
 
 out vec4 fragColor;
 
+uniform vec3 ambientLightColor = vec3(1, 0, 0);
+uniform float ambientStrength = 1;
+
 void main()
 {
-    fragColor = vec4(1,1,1, 1.0);
-    // fragColor = vec4(outColor, 1.0);
+    vec3 objColor = vec3(1, 1, 1);
+    fragColor = vec4(objColor * ambientLightColor * ambientStrength, 1.0);
 } 

res/shaders/simple.vert.glsl

@@ -1,4 +1,4 @@
-#version 460
+#version 410
 
 in vec3 vertPos;
 in vec3 vertColor;