[gd_resource type="ShaderMaterial" load_steps=3 format=2]

[ext_resource path="res://effects_shared/bullet/BlastTexture.png" type="Texture" id=1]

[sub_resource type="Shader" id=1]
code = "shader_type spatial;
render_mode blend_mix,depth_draw_never,cull_back,diffuse_burley,specular_schlick_ggx;
uniform vec4 albedo : hint_color;
uniform sampler2D texture_albedo : hint_albedo;
uniform float specular;
uniform float metallic;
uniform float roughness : hint_range(0,1);
uniform float point_size : hint_range(0,128);
uniform int particles_anim_h_frames;
uniform int particles_anim_v_frames;
uniform bool particles_anim_loop;
uniform vec3 uv1_scale;
uniform vec3 uv1_offset;
uniform vec3 uv2_scale;
uniform vec3 uv2_offset;


void vertex() {
	UV=UV*uv1_scale.xy+uv1_offset.xy;
	mat4 mat_world = mat4(normalize(CAMERA_MATRIX[0])*length(WORLD_MATRIX[0]),normalize(CAMERA_MATRIX[1])*length(WORLD_MATRIX[0]),normalize(CAMERA_MATRIX[2])*length(WORLD_MATRIX[2]),WORLD_MATRIX[3]);
	mat_world = mat_world * mat4( vec4(cos(INSTANCE_CUSTOM.x),-sin(INSTANCE_CUSTOM.x), 0.0, 0.0), vec4(sin(INSTANCE_CUSTOM.x), cos(INSTANCE_CUSTOM.x), 0.0, 0.0),vec4(0.0, 0.0, 1.0, 0.0),vec4(0.0, 0.0, 0.0, 1.0));
	MODELVIEW_MATRIX = INV_CAMERA_MATRIX * mat_world;
}


void fragment() {
	vec2 base_uv = UV;
	vec4 albedo_tex = texture(texture_albedo,base_uv);
	albedo_tex *= COLOR;
	ALBEDO = albedo.rgb * albedo_tex.rgb * COLOR.rgb;
	EMISSION = albedo.rgb * albedo.a * 1.0 * COLOR.rgb * COLOR.a;
	METALLIC = metallic;
	ROUGHNESS = roughness;
	SPECULAR = specular;
	ALPHA = albedo_tex.a * COLOR.a;
}
"

[resource]
shader = SubResource( 1 )
shader_param/albedo = Color( 0, 1, 1, 1 )
shader_param/specular = 0.0
shader_param/metallic = 0.0
shader_param/roughness = 1.0
shader_param/point_size = 1.0
shader_param/particles_anim_h_frames = 1
shader_param/particles_anim_v_frames = 1
shader_param/particles_anim_loop = false
shader_param/uv1_scale = Vector3( 1, 1, 1 )
shader_param/uv1_offset = Vector3( 0, 0, 0 )
shader_param/uv2_scale = Vector3( 1, 1, 1 )
shader_param/uv2_offset = Vector3( 0, 0, 0 )
shader_param/texture_albedo = ExtResource( 1 )