// NOTE: Shader automatically converted from Godot Engine 4.7.stable.mono's StandardMaterial3D.

shader_type spatial;
render_mode blend_mix, depth_draw_opaque, cull_disabled, diffuse_burley, specular_schlick_ggx, unshaded;


uniform float meshScale = 1.0;


void vertex() 
{
	
	MODELVIEW_MATRIX = VIEW_MATRIX * mat4(
			MAIN_CAM_INV_VIEW_MATRIX[0],
			MAIN_CAM_INV_VIEW_MATRIX[1],
			MAIN_CAM_INV_VIEW_MATRIX[2],
			MODEL_MATRIX[3]);

	MODELVIEW_MATRIX = MODELVIEW_MATRIX * mat4(
			vec4(length(MODEL_MATRIX[0].xyz) * meshScale, 0.0, 0.0, 0.0),
			vec4(0.0, length(MODEL_MATRIX[1].xyz) * meshScale, 0.0, 0.0),
			vec4(0.0, 0.0, length(MODEL_MATRIX[2].xyz) * meshScale, 0.0),
			vec4(0.0, 0.0, 0.0, 1.0));
      
	MODELVIEW_NORMAL_MATRIX = mat3(MODELVIEW_MATRIX);
}

void fragment()
{

  float d = distance( UV, vec2(0.5) );
  float a = 1.0 - clamp( d / 0.5, 0.0, 1.0);


	ALBEDO = COLOR.rgb;

	ALPHA *= a * COLOR.a;
	ALPHA_SCISSOR_THRESHOLD = 0.01;
}