First test with ground shading
This commit is contained in:
parent
7a0fa13bf7
commit
da22d36003
14 changed files with 240 additions and 12 deletions
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@ -1,9 +1,9 @@
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[ext_resource type="Material" uid="uid://cdijyqa881tvv" path="res://maps/materials/simple_grid_world.material" id="1_h84bv"]
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@ -26,7 +26,7 @@ volumetric_fog_emission = Color(0.407843, 0.415686, 0.439216, 1)
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BIN
maps/materials/basic_ground.material
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BIN
maps/materials/basic_ground.material
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BIN
maps/materials/basic_ground_mountain.material
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maps/materials/basic_ground_mountain.material
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89
maps/shaders/base_ground.gdshader
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89
maps/shaders/base_ground.gdshader
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// NOTE: Shader automatically converted from Godot Engine 4.0.alpha2's StandardMaterial3D.
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shader_type spatial;
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render_mode blend_mix,depth_draw_opaque,cull_back,diffuse_burley,specular_schlick_ggx;
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uniform vec4 albedo : hint_color;
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uniform sampler2D texture_albedo : hint_albedo,filter_linear_mipmap,repeat_enable;
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uniform float point_size : hint_range(0,128);
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uniform float roughness : hint_range(0,1);
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uniform sampler2D texture_metallic : hint_white,filter_linear_mipmap,repeat_enable;
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uniform vec4 metallic_texture_channel;
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uniform sampler2D texture_roughness : hint_roughness_gray,filter_linear_mipmap,repeat_enable;
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uniform float specular;
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uniform float metallic;
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uniform sampler2D texture_normal : hint_roughness_normal,filter_linear_mipmap,repeat_enable;
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uniform float normal_scale : hint_range(-16,16);
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uniform sampler2D texture_heightmap : hint_black,filter_linear_mipmap,repeat_enable;
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uniform float heightmap_scale;
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uniform int heightmap_min_layers;
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uniform int heightmap_max_layers;
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uniform vec2 heightmap_flip;
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uniform vec3 uv1_scale;
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uniform vec3 uv1_offset;
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uniform vec3 uv2_scale;
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uniform vec3 uv2_offset;
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vec4 hash4( vec2 p ) { return fract(sin(vec4( 1.0+dot(p,vec2(37.0,17.0)),
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2.0+dot(p,vec2(11.0,47.0)),
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3.0+dot(p,vec2(41.0,29.0)),
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4.0+dot(p,vec2(23.0,31.0))))*103.0); }
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vec4 reduce_tiling( sampler2D samp, in vec2 uv )
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{
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vec2 iuv = floor( uv );
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vec2 fuv = fract( uv );
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// generate per-tile transform
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vec4 ofa = hash4( iuv + vec2(0.0,0.0) );
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vec4 ofb = hash4( iuv + vec2(1.0,0.0) );
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vec4 ofc = hash4( iuv + vec2(0.0,1.0) );
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vec4 ofd = hash4( iuv + vec2(1.0,1.0) );
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vec2 ddx = dFdx( uv );
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vec2 ddy = dFdy( uv );
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// transform per-tile uvs
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ofa.zw = sign(ofa.zw-0.5);
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ofb.zw = sign(ofb.zw-0.5);
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ofc.zw = sign(ofc.zw-0.5);
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ofd.zw = sign(ofd.zw-0.5);
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// uv's, and derivarives (for correct mipmapping)
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vec2 uva = uv*ofa.zw + ofa.xy; vec2 ddxa = ddx*ofa.zw; vec2 ddya = ddy*ofa.zw;
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vec2 uvb = uv*ofb.zw + ofb.xy; vec2 ddxb = ddx*ofb.zw; vec2 ddyb = ddy*ofb.zw;
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vec2 uvc = uv*ofc.zw + ofc.xy; vec2 ddxc = ddx*ofc.zw; vec2 ddyc = ddy*ofc.zw;
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vec2 uvd = uv*ofd.zw + ofd.xy; vec2 ddxd = ddx*ofd.zw; vec2 ddyd = ddy*ofd.zw;
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// fetch and blend
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vec2 b = smoothstep(0.25,0.75,fuv);
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return mix( mix( textureGrad( samp, uva, ddxa, ddya ),
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textureGrad( samp, uvb, ddxb, ddyb ), b.x ),
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mix( textureGrad( samp, uvc, ddxc, ddyc ),
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textureGrad( samp, uvd, ddxd, ddyd ), b.x), b.y );
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}
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void vertex() {
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UV=UV*uv1_scale.xy+uv1_offset.xy;
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}
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void fragment() {
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vec2 base_uv = UV;
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{
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vec3 view_dir = normalize(normalize(-VERTEX)*mat3(TANGENT*heightmap_flip.x,-BINORMAL*heightmap_flip.y,NORMAL));
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float depth = 1.0 - reduce_tiling(texture_heightmap, base_uv).r;
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vec2 ofs = base_uv - view_dir.xy * depth * heightmap_scale;
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base_uv=ofs;
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}
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vec4 albedo_tex = reduce_tiling(texture_albedo,base_uv);
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ALBEDO = albedo.rgb * albedo_tex.rgb;
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float metallic_tex = dot(reduce_tiling(texture_metallic,base_uv),metallic_texture_channel);
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METALLIC = metallic_tex * metallic;
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vec4 roughness_texture_channel = vec4(0.333333,0.333333,0.333333,0.0);
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float roughness_tex = dot(reduce_tiling(texture_roughness,base_uv),roughness_texture_channel);
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ROUGHNESS = roughness_tex * roughness;
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SPECULAR = specular;
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NORMAL_MAP = reduce_tiling(texture_normal,base_uv).rgb;
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NORMAL_MAP_DEPTH = normal_scale;
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}
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BIN
maps/textures/base_ground_aa_01/base_ground_aa_01_basecolor.png
Normal file
BIN
maps/textures/base_ground_aa_01/base_ground_aa_01_basecolor.png
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[deps]
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roughness/src_normal=""
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process/fix_alpha_border=true
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process/premult_alpha=false
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process/normal_map_invert_y=false
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process/HDR_as_SRGB=false
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process/size_limit=0
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detect_3d/compress_to=0
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BIN
maps/textures/base_ground_aa_01/base_ground_aa_01_height.png
Normal file
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maps/textures/base_ground_aa_01/base_ground_aa_01_height.png
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mipmaps/generate=true
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mipmaps/limit=-1
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roughness/mode=7
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roughness/src_normal="res://maps/textures/base_ground_aa_01/base_ground_aa_01_normal.png"
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process/fix_alpha_border=true
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process/premult_alpha=false
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process/normal_map_invert_y=false
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process/HDR_as_SRGB=false
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process/size_limit=0
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detect_3d/compress_to=0
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BIN
maps/textures/base_ground_aa_01/base_ground_aa_01_normal.png
Normal file
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mipmaps/generate=true
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mipmaps/limit=-1
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roughness/mode=1
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roughness/src_normal="res://maps/textures/base_ground_aa_01/base_ground_aa_01_normal.png"
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process/fix_alpha_border=true
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process/premult_alpha=false
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process/normal_map_invert_y=false
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process/HDR_as_SRGB=false
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process/size_limit=0
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process/normal_map_invert_y=false
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@ -1,12 +1,8 @@
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input_ray_pickable = false
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|
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