[#52] Modify shader to take multiple vertex inputs

projects/first_mesh/resources/shaders/shader.frag

 #version 450
 #extension GL_ARB_separate_shader_objects : enable
 
-layout(location = 0) in vec3 fragColor;
-layout(location = 0) out vec4 outColor;
+layout(location = 0) in vec3 passNormal;
+layout(location = 1) in vec2 passUV;
+
+layout(location = 0) out vec3 outColor;
 
 void main()	{
-	outColor = vec4(fragColor, 1.0);
+	outColor = passNormal;
 }
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projects/first_mesh/resources/shaders/shader.vert

 #version 450
 #extension GL_ARB_separate_shader_objects : enable
 
-layout(location = 0) in vec3 position;
+layout(location = 0) in vec3 inPosition;
+layout(location = 1) in vec3 inNormal;
+layout(location = 2) in vec2 inUV;
 
-layout(location = 0) out vec3 fragColor;
+layout(location = 0) out vec3 passNormal;
+layout(location = 1) out vec2 passUV;
 
 layout( push_constant ) uniform constants{
     mat4 mvp;
 };
 
 void main()	{
-    vec3 positions[3] = {
-        vec3(-0.5, 0.5, -1),
-        vec3( 0.5, 0.5, -1),
-        vec3(0, -0.5, -1)
-    };
-    
-    vec3 colors[3] = {
-        vec3(1, 0, 0),
-        vec3(0, 1, 0),
-        vec3(0, 0, 1)
-    };
-
-	gl_Position = mvp * vec4(position, 1.0);
-	fragColor = colors[gl_VertexIndex % 3];
+	gl_Position = mvp * vec4(inPosition, 1.0);
+	passNormal  = inNormal;
+    passUV      = inUV;
 }
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