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Shader cleanup

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This commit is contained in:
Lubos Lenco
2020-05-26 19:22:39 +02:00
parent 8808071bd8
commit 4821579413
14 changed files with 55 additions and 97 deletions
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Libraries/nodelib/Sources/arm/node/MaterialFunctions.hx
-6
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@@ -263,12 +263,6 @@ mat3 cotangentFrame(const vec3 n, const vec3 p, const vec2 texCoord) {
vec2 octahedronWrap(const vec2 v) {
return (1.0 - abs(v.yx)) * (vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0));
}
";
public static var str_packFloat2 = "
float packFloat2(const float f1, const float f2) {
return floor(f1 * 255.0) + min(f2, 1.0 - 1.0 / 100.0);
}
";
public static var str_packFloatInt16 = "
Shaders/common/Gizmo_overlay.frag.glsl
+1 -15
View File
@@ -3,20 +3,6 @@ in vec3 vcolor;
in vec3 wnormal;
out vec4 fragColor;
void main() {
vec3 n = normalize(wnormal);
vec3 basecol;
float roughness;
float metallic;
float occlusion;
float specular;
float emission;
vec3 Attribute_Color_res = vcolor;
basecol = Attribute_Color_res;
roughness = 0.0;
metallic = 0.0;
occlusion = 1.0;
specular = 0.0;
emission = 0.0;
fragColor = vec4(basecol, 1.0);
fragColor = vec4(vcolor, 1.0);
fragColor.rgb = pow(fragColor.rgb, vec3(1.0 / 2.2));
}
Shaders/common/Material2_mesh.frag.glsl
+1 -3
View File
@@ -10,20 +10,18 @@ vec3 n = normalize(wnormal);
float roughness;
float metallic;
float occlusion;
float specular;
float emission;
basecol = vec3(0.800000011920929, 0.800000011920929, 0.800000011920929);
roughness = 0.0;
metallic = 0.0;
occlusion = 1.0;
specular = 0.0;
emission = 0.0;
n /= (abs(n.x) + abs(n.y) + abs(n.z));
n.xy = n.z >= 0.0 ? n.xy : octahedronWrap(n.xy);
uint matid = 0;
if (emission > 0) { basecol *= emission; matid = 1; }
fragColor[0] = vec4(n.xy, roughness, packFloatInt16(metallic, matid));
fragColor[1] = vec4(basecol, packFloat2(occlusion, specular));
fragColor[1] = vec4(basecol, occlusion);
vec2 posa = (wvpposition.xy / wvpposition.w) * 0.5 + 0.5;
vec2 posb = (prevwvpposition.xy / prevwvpposition.w) * 0.5 + 0.5;
fragColor[2].rg = vec2(posa - posb);
Shaders/common/Material_mesh.frag.glsl
+1 -3
View File
@@ -12,7 +12,6 @@ void main() {
float roughness;
float metallic;
float occlusion;
float specular;
float emission;
float Mix_fac = 0.0;
vec3 RGB_Color_res = vec3(0.2176000028848648, 0.2176000028848648, 0.2176000028848648);
@@ -24,14 +23,13 @@ void main() {
roughness = 0.4000000059604645;
metallic = 0.0;
occlusion = 1.0;
specular = 1.0;
emission = 0.0;
n /= (abs(n.x) + abs(n.y) + abs(n.z));
n.xy = n.z >= 0.0 ? n.xy : octahedronWrap(n.xy);
uint matid = 0;
if (emission > 0) { basecol *= emission; matid = 1; }
fragColor[0] = vec4(n.xy, roughness, packFloatInt16(metallic, matid));
fragColor[1] = vec4(basecol, packFloat2(occlusion, specular));
fragColor[1] = vec4(basecol, occlusion);
vec2 posa = (wvpposition.xy / wvpposition.w) * 0.5 + 0.5;
vec2 posb = (prevwvpposition.xy / prevwvpposition.w) * 0.5 + 0.5;
fragColor[2].rg = vec2(posa - posb);
Shaders/common/armdefault_mesh.frag.glsl
+1 -3
View File
@@ -10,20 +10,18 @@ vec3 n = normalize(wnormal);
float roughness;
float metallic;
float occlusion;
float specular;
float emission;
basecol = vec3(0.800000011920929, 0.800000011920929, 0.800000011920929);
roughness = 0.25;
metallic = 0.0;
occlusion = 1.0;
specular = 0.5;
emission = 0.0;
n /= (abs(n.x) + abs(n.y) + abs(n.z));
n.xy = n.z >= 0.0 ? n.xy : octahedronWrap(n.xy);
uint matid = 0;
if (emission > 0) { basecol *= emission; matid = 1; }
fragColor[0] = vec4(n.xy, roughness, packFloatInt16(metallic, matid));
fragColor[1] = vec4(basecol, packFloat2(occlusion, specular));
fragColor[1] = vec4(basecol, occlusion);
vec2 posa = (wvpposition.xy / wvpposition.w) * 0.5 + 0.5;
vec2 posb = (prevwvpposition.xy / prevwvpposition.w) * 0.5 + 0.5;
fragColor[2].rg = vec2(posa - posb);
Shaders/common/ssr_pass.frag.glsl
+1 -4
View File
@@ -12,7 +12,7 @@ const float ssrJitter = 0.6;
uniform sampler2D tex;
uniform sampler2D gbufferD;
uniform sampler2D gbuffer0; // Normal, roughness
uniform sampler2D gbuffer1; // basecol, spec
uniform sampler2D gbuffer1; // basecol, occ
uniform mat4 P;
uniform mat3 V3;
uniform vec2 cameraProj;
@@ -71,9 +71,6 @@ void main() {
float roughness = g0.b;
if (roughness == 1.0) { fragColor.rgb = vec3(0.0); return; }
float spec = fract(textureLod(gbuffer1, texCoord, 0.0).a);
if (spec == 0.0) { fragColor.rgb = vec3(0.0); return; }
float d = textureLod(gbufferD, texCoord, 0.0).r * 2.0 - 1.0;
if (d == 1.0) { fragColor.rgb = vec3(0.0); return; }
Shaders/creator/deferred_light.frag.glsl
+10 -11
View File
@@ -183,8 +183,8 @@ void main() {
float metallic;
uint matid;
unpackFloatInt16(g0.a, metallic, matid);
vec4 g1 = textureLod(gbuffer1, texCoord, 0.0); // Basecolor.rgb, spec/occ
vec2 occspec = unpackFloat2(g1.a);
vec4 g1 = textureLod(gbuffer1, texCoord, 0.0); // Basecolor.rgb, occ
float occ = g1.a;
vec3 albedo = surfaceAlbedo(g1.rgb, metallic); // g1.rgb - basecolor
vec3 f0 = surfaceF0(g1.rgb, metallic);
@@ -194,7 +194,7 @@ void main() {
float dotNV = max(dot(n, v), 0.0);
#ifdef _MicroShadowing
occspec.x = mix(1.0, occspec.x, dotNV); // AO Fresnel
occ = mix(1.0, occ, dotNV); // AO Fresnel
#endif
#ifdef _Brdf
@@ -227,14 +227,14 @@ void main() {
envl.rgb *= albedo;
#ifdef _Rad // Indirect specular
envl.rgb += prefilteredColor * (f0 * envBRDF.x + envBRDF.y) * 1.5 * occspec.y;
envl.rgb += prefilteredColor * (f0 * envBRDF.x + envBRDF.y) * 1.5;
#else
#ifdef _EnvCol
envl.rgb += backgroundCol * surfaceF0(g1.rgb, metallic); // f0
#endif
#endif
envl.rgb *= envmapStrength * occspec.x;
envl.rgb *= envmapStrength * occ;
#ifdef _VoxelAOvar
@@ -292,7 +292,7 @@ void main() {
float sdotNL = dot(n, sunDir);
float svisibility = 1.0;
vec3 sdirect = lambertDiffuseBRDF(albedo, sdotNL) +
specularBRDF(f0, roughness, sdotNL, sdotNH, dotNV, sdotVH) * occspec.y;
specularBRDF(f0, roughness, sdotNL, sdotNH, dotNV, sdotVH);
#ifdef _ShadowMap
#ifdef _CSM
@@ -323,7 +323,7 @@ void main() {
#endif
#ifdef _MicroShadowing
svisibility *= sdotNL + 2.0 * occspec.x * occspec.x - 1.0;
svisibility *= sdotNL + 2.0 * occ * occ - 1.0;
#endif
fragColor.rgb += sdirect * svisibility * sunCol;
@@ -353,7 +353,7 @@ void main() {
#ifdef _SinglePoint
fragColor.rgb += sampleLight(
p, n, v, dotNV, pointPos, pointCol, albedo, roughness, occspec.y, f0
p, n, v, dotNV, pointPos, pointCol, albedo, roughness, f0
#ifdef _ShadowMap
, 0, pointBias
#endif
@@ -366,7 +366,7 @@ void main() {
#endif
#endif
#ifdef _MicroShadowing
, occspec.x
, occ
#endif
);
@@ -403,7 +403,6 @@ void main() {
lightsArray[li * 2 + 1].xyz, // lightCol
albedo,
roughness,
occspec.y,
f0
#ifdef _ShadowMap
, li, lightsArray[li * 2].w // bias
@@ -415,7 +414,7 @@ void main() {
, lightsArraySpot[li].xyz // spotDir
#endif
#ifdef _MicroShadowing
, occspec.x
, occ
#endif
);
}
Shaders/creator/deferred_light_voxel.frag.glsl
+10 -11
View File
@@ -187,8 +187,8 @@ void main() {
float metallic;
uint matid;
unpackFloatInt16(g0.a, metallic, matid);
vec4 g1 = textureLod(gbuffer1, texCoord, 0.0); // Basecolor.rgb, spec/occ
vec2 occspec = unpackFloat2(g1.a);
vec4 g1 = textureLod(gbuffer1, texCoord, 0.0); // Basecolor.rgb, occ
float occ = g1.a;
vec3 albedo = surfaceAlbedo(g1.rgb, metallic); // g1.rgb - basecolor
vec3 f0 = surfaceF0(g1.rgb, metallic);
@@ -198,7 +198,7 @@ void main() {
float dotNV = max(dot(n, v), 0.0);
#ifdef _MicroShadowing
occspec.x = mix(1.0, occspec.x, dotNV); // AO Fresnel
occ = mix(1.0, occ, dotNV); // AO Fresnel
#endif
#ifdef _Brdf
@@ -231,14 +231,14 @@ void main() {
envl.rgb *= albedo;
#ifdef _Rad // Indirect specular
envl.rgb += prefilteredColor * (f0 * envBRDF.x + envBRDF.y) * 1.5 * occspec.y;
envl.rgb += prefilteredColor * (f0 * envBRDF.x + envBRDF.y) * 1.5;
#else
#ifdef _EnvCol
envl.rgb += backgroundCol * surfaceF0(g1.rgb, metallic); // f0
#endif
#endif
envl.rgb *= envmapStrength * occspec.x;
envl.rgb *= envmapStrength * occ;
#ifdef _VoxelAOvar
@@ -296,7 +296,7 @@ void main() {
float sdotNL = dot(n, sunDir);
float svisibility = 1.0;
vec3 sdirect = lambertDiffuseBRDF(albedo, sdotNL) +
specularBRDF(f0, roughness, sdotNL, sdotNH, dotNV, sdotVH) * occspec.y;
specularBRDF(f0, roughness, sdotNL, sdotNH, dotNV, sdotVH);
#ifdef _ShadowMap
#ifdef _CSM
@@ -327,7 +327,7 @@ void main() {
#endif
#ifdef _MicroShadowing
svisibility *= sdotNL + 2.0 * occspec.x * occspec.x - 1.0;
svisibility *= sdotNL + 2.0 * occ * occ - 1.0;
#endif
fragColor.rgb += sdirect * svisibility * sunCol;
@@ -357,7 +357,7 @@ void main() {
#ifdef _SinglePoint
fragColor.rgb += sampleLight(
p, n, v, dotNV, pointPos, pointCol, albedo, roughness, occspec.y, f0
p, n, v, dotNV, pointPos, pointCol, albedo, roughness, f0
#ifdef _ShadowMap
, 0, pointBias
#endif
@@ -370,7 +370,7 @@ void main() {
#endif
#endif
#ifdef _MicroShadowing
, occspec.x
, occ
#endif
);
@@ -407,7 +407,6 @@ void main() {
lightsArray[li * 2 + 1].xyz, // lightCol
albedo,
roughness,
occspec.y,
f0
#ifdef _ShadowMap
, li, lightsArray[li * 2].w // bias
@@ -419,7 +418,7 @@ void main() {
, lightsArraySpot[li].xyz // spotDir
#endif
#ifdef _MicroShadowing
, occspec.x
, occ
#endif
);
}
Shaders/painter/deferred_light.frag.glsl
+10 -11
View File
@@ -186,8 +186,8 @@ void main() {
float metallic;
uint matid;
unpackFloatInt16(g0.a, metallic, matid);
vec4 g1 = textureLod(gbuffer1, texCoord, 0.0); // Basecolor.rgb, spec/occ
vec2 occspec = unpackFloat2(g1.a);
vec4 g1 = textureLod(gbuffer1, texCoord, 0.0); // Basecolor.rgb, occ
float occ = g1.a;
vec3 albedo = surfaceAlbedo(g1.rgb, metallic); // g1.rgb - basecolor
vec3 f0 = surfaceF0(g1.rgb, metallic);
@@ -197,7 +197,7 @@ void main() {
float dotNV = max(dot(n, v), 0.0);
#ifdef _MicroShadowing
occspec.x = mix(1.0, occspec.x, dotNV); // AO Fresnel
occ = mix(1.0, occ, dotNV); // AO Fresnel
#endif
#ifdef _Brdf
@@ -230,14 +230,14 @@ void main() {
envl.rgb *= albedo;
#ifdef _Rad // Indirect specular
envl.rgb += prefilteredColor * (f0 * envBRDF.x + envBRDF.y) * 1.5 * occspec.y;
envl.rgb += prefilteredColor * (f0 * envBRDF.x + envBRDF.y) * 1.5;
#else
#ifdef _EnvCol
envl.rgb += backgroundCol * surfaceF0(g1.rgb, metallic); // f0
#endif
#endif
envl.rgb *= envmapStrength * occspec.x;
envl.rgb *= envmapStrength * occ;
#ifdef _VoxelAOvar
@@ -295,7 +295,7 @@ void main() {
float sdotNL = dot(n, sunDir);
float svisibility = 1.0;
vec3 sdirect = lambertDiffuseBRDF(albedo, sdotNL) +
specularBRDF(f0, roughness, sdotNL, sdotNH, dotNV, sdotVH) * occspec.y;
specularBRDF(f0, roughness, sdotNL, sdotNH, dotNV, sdotVH);
#ifdef _ShadowMap
#ifdef _CSM
@@ -326,7 +326,7 @@ void main() {
#endif
#ifdef _MicroShadowing
svisibility *= sdotNL + 2.0 * occspec.x * occspec.x - 1.0;
svisibility *= sdotNL + 2.0 * occ * occ - 1.0;
#endif
fragColor.rgb += sdirect * svisibility * sunCol;
@@ -356,7 +356,7 @@ void main() {
#ifdef _SinglePoint
fragColor.rgb += sampleLight(
p, n, v, dotNV, pointPos, pointCol, albedo, roughness, occspec.y, f0
p, n, v, dotNV, pointPos, pointCol, albedo, roughness, f0
#ifdef _ShadowMap
, 0, pointBias
#endif
@@ -369,7 +369,7 @@ void main() {
#endif
#endif
#ifdef _MicroShadowing
, occspec.x
, occ
#endif
);
@@ -406,7 +406,6 @@ void main() {
lightsArray[li * 2 + 1].xyz, // lightCol
albedo,
roughness,
occspec.y,
f0
#ifdef _ShadowMap
, li, lightsArray[li * 2].w // bias
@@ -418,7 +417,7 @@ void main() {
, lightsArraySpot[li].xyz // spotDir
#endif
#ifdef _MicroShadowing
, occspec.x
, occ
#endif
);
}
Shaders/painter/deferred_light_voxel.frag.glsl
+10 -11
View File
@@ -187,8 +187,8 @@ void main() {
float metallic;
uint matid;
unpackFloatInt16(g0.a, metallic, matid);
vec4 g1 = textureLod(gbuffer1, texCoord, 0.0); // Basecolor.rgb, spec/occ
vec2 occspec = unpackFloat2(g1.a);
vec4 g1 = textureLod(gbuffer1, texCoord, 0.0); // Basecolor.rgb, occ
float occ = g1.a;
vec3 albedo = surfaceAlbedo(g1.rgb, metallic); // g1.rgb - basecolor
vec3 f0 = surfaceF0(g1.rgb, metallic);
@@ -198,7 +198,7 @@ void main() {
float dotNV = max(dot(n, v), 0.0);
#ifdef _MicroShadowing
occspec.x = mix(1.0, occspec.x, dotNV); // AO Fresnel
occ = mix(1.0, occ, dotNV); // AO Fresnel
#endif
#ifdef _Brdf
@@ -231,14 +231,14 @@ void main() {
envl.rgb *= albedo;
#ifdef _Rad // Indirect specular
envl.rgb += prefilteredColor * (f0 * envBRDF.x + envBRDF.y) * 1.5 * occspec.y;
envl.rgb += prefilteredColor * (f0 * envBRDF.x + envBRDF.y) * 1.5;
#else
#ifdef _EnvCol
envl.rgb += backgroundCol * surfaceF0(g1.rgb, metallic); // f0
#endif
#endif
envl.rgb *= envmapStrength * occspec.x;
envl.rgb *= envmapStrength * occ;
#ifdef _VoxelAOvar
@@ -296,7 +296,7 @@ void main() {
float sdotNL = dot(n, sunDir);
float svisibility = 1.0;
vec3 sdirect = lambertDiffuseBRDF(albedo, sdotNL) +
specularBRDF(f0, roughness, sdotNL, sdotNH, dotNV, sdotVH) * occspec.y;
specularBRDF(f0, roughness, sdotNL, sdotNH, dotNV, sdotVH);
#ifdef _ShadowMap
#ifdef _CSM
@@ -327,7 +327,7 @@ void main() {
#endif
#ifdef _MicroShadowing
svisibility *= sdotNL + 2.0 * occspec.x * occspec.x - 1.0;
svisibility *= sdotNL + 2.0 * occ * occ - 1.0;
#endif
fragColor.rgb += sdirect * svisibility * sunCol;
@@ -357,7 +357,7 @@ void main() {
#ifdef _SinglePoint
fragColor.rgb += sampleLight(
p, n, v, dotNV, pointPos, pointCol, albedo, roughness, occspec.y, f0
p, n, v, dotNV, pointPos, pointCol, albedo, roughness, f0
#ifdef _ShadowMap
, 0, pointBias
#endif
@@ -370,7 +370,7 @@ void main() {
#endif
#endif
#ifdef _MicroShadowing
, occspec.x
, occ
#endif
);
@@ -407,7 +407,6 @@ void main() {
lightsArray[li * 2 + 1].xyz, // lightCol
albedo,
roughness,
occspec.y,
f0
#ifdef _ShadowMap
, li, lightsArray[li * 2].w // bias
@@ -419,7 +418,7 @@ void main() {
, lightsArraySpot[li].xyz // spotDir
#endif
#ifdef _MicroShadowing
, occspec.x
, occ
#endif
);
}
Shaders/std/gbuffer.glsl
-9
View File
@@ -71,15 +71,6 @@ vec3 getPos2NoEye(const vec3 eye, const mat4 invVP, const float depth, const vec
return pos.xyz - eye;
}
float packFloat2(const float f1, const float f2) {
// Higher f1 = less precise f2
return floor(f1 * 255.0) + min(f2, 1.0 - 1.0 / 100.0);
}
vec2 unpackFloat2(const float f) {
return vec2(floor(f) / 255.0, fract(f));
}
vec4 encodeRGBM(const vec3 rgb) {
const float maxRange = 6.0;
float maxRGB = max(rgb.x, max(rgb.g, rgb.b));
Shaders/std/light.glsl
+3 -3
View File
@@ -64,7 +64,7 @@ uniform sampler2D sltcMag;
#endif
vec3 sampleLight(const vec3 p, const vec3 n, const vec3 v, const float dotNV, const vec3 lp, const vec3 lightCol,
const vec3 albedo, const float rough, const float spec, const vec3 f0
const vec3 albedo, const float rough, const vec3 f0
#ifdef _ShadowMap
, int index, float bias
#endif
@@ -99,10 +99,10 @@ vec3 sampleLight(const vec3 p, const vec3 n, const vec3 v, const float dotNV, co
float ltcspec = ltcEvaluate(n, v, dotNV, p, invM, lightArea0, lightArea1, lightArea2, lightArea3);
ltcspec *= textureLod(sltcMag, tuv, 0.0).a;
float ltcdiff = ltcEvaluate(n, v, dotNV, p, mat3(1.0), lightArea0, lightArea1, lightArea2, lightArea3);
vec3 direct = albedo * ltcdiff + ltcspec * spec * 0.05;
vec3 direct = albedo * ltcdiff + ltcspec * 0.05;
#else
vec3 direct = lambertDiffuseBRDF(albedo, dotNL) +
specularBRDF(f0, rough, dotNL, dotNH, dotNV, dotVH) * spec;
specularBRDF(f0, rough, dotNL, dotNH, dotNV, dotVH);
#endif
direct *= attenuate(distance(p, lp));
direct *= lightCol;
Sources/arm/node/MakeMesh.hx
+4 -4
View File
@@ -14,7 +14,8 @@ class MakeMesh {
compare_mode: "less",
cull_mode: Context.cullBackfaces ? "clockwise" : "none",
vertex_elements: [{name: "pos", data: "short4norm"},{name: "nor", data: "short2norm"},{name: "tex", data: "short2norm"}],
color_attachments: ["RGBA64", "RGBA64", "RGBA64"]
color_attachments: ["RGBA64", "RGBA64", "RGBA64"],
depth_attachment: "DEPTH32"
});
var vert = con_mesh.make_vert();
@@ -64,13 +65,12 @@ class MakeMesh {
frag.n = true;
frag.add_function(MaterialFunctions.str_packFloatInt16);
frag.add_function(MaterialFunctions.str_packFloat2);
if (Context.tool == ToolColorId) {
frag.add_uniform('sampler2D texcolorid', '_texcolorid');
frag.write('fragColor[0] = vec4(n.xy, 1.0, packFloatInt16(0.0, uint(0)));'); // met/rough
frag.write('vec3 idcol = pow(textureLod(texcolorid, texCoord, 0.0).rgb, vec3(2.2, 2.2, 2.2));');
frag.write('fragColor[1] = vec4(idcol.rgb, packFloat2(1.0, 1.0));'); // occ/spec
frag.write('fragColor[1] = vec4(idcol.rgb, 1.0);'); // occ
}
else {
frag.add_function(MaterialFunctions.str_octahedronWrap);
@@ -392,7 +392,7 @@ class MakeMesh {
}
else { // Deferred, Pathtraced
if (MaterialBuilder.emisUsed) frag.write('if (matid == 1.0) basecol *= 10.0;'); // Boost for bloom
frag.write('fragColor[1] = vec4(basecol, packFloat2(occlusion, 1.0));'); // occ/spec
frag.write('fragColor[1] = vec4(basecol, occlusion);');
}
}
else if (Context.viewportMode == ViewBaseColor) {
Sources/arm/node/MakeMeshPreview.hx
+3 -3
View File
@@ -21,7 +21,8 @@ class MakeMeshPreview {
compare_mode: "less",
cull_mode: (Context.cullBackfaces || !isScene) ? "clockwise" : "none",
vertex_elements: [{name: "pos", data: "short4norm"}, {name: "nor", data: "short2norm"}, {name: "tex", data: "short2norm"}],
color_attachments: ["RGBA64", "RGBA64", "RGBA64"]
color_attachments: ["RGBA64", "RGBA64", "RGBA64"],
depth_attachment: "DEPTH32"
});
var vert = con_mesh.make_vert();
@@ -92,7 +93,6 @@ class MakeMeshPreview {
frag.n = true;
frag.add_function(MaterialFunctions.str_packFloatInt16);
frag.add_function(MaterialFunctions.str_packFloat2);
frag.add_function(MaterialFunctions.str_cotangentFrame);
frag.add_function(MaterialFunctions.str_octahedronWrap);
@@ -116,7 +116,7 @@ class MakeMeshPreview {
frag.write('n.xy = n.z >= 0.0 ? n.xy : octahedronWrap(n.xy);');
// uint matid = 0;
frag.write('fragColor[0] = vec4(n.x, n.y, roughness, packFloatInt16(metallic, uint(0)));'); // metallic/matid
frag.write('fragColor[1] = vec4(basecol.r, basecol.g, basecol.b, packFloat2(occlusion, 1.0));'); // occ/spec
frag.write('fragColor[1] = vec4(basecol.r, basecol.g, basecol.b, occlusion);');
frag.write('fragColor[2] = vec4(0.0, 0.0, 0.0, 0.0);'); // veloc
Material.finalize(con_mesh);