617 lines
16 KiB
GLSL
617 lines
16 KiB
GLSL
/*
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BSL Shaders v8 Series by Capt Tatsu
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https://bitslablab.com
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*/
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//Settings//
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#include "/lib/settings.glsl"
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//Fragment Shader///////////////////////////////////////////////////////////////////////////////////
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#ifdef FSH
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//Varyings//
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varying float mat, recolor;
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varying vec2 texCoord, lmCoord;
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varying vec3 normal;
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varying vec3 sunVec, upVec, eastVec, northVec;
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varying vec4 color;
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varying vec4 glColor;
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#if defined ADVANCED_MATERIALS
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varying float dist;
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varying vec3 binormal, tangent;
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varying vec3 viewVector;
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varying vec4 vTexCoord, vTexCoordAM;
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#ifdef GENERATED_NORMALS
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flat varying vec2 absMidCoordPos;
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varying vec2 signMidCoordPos;
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vec2 mipx;
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vec2 mipy;
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float mipDelta;
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float miplevel;
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#endif
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#endif
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//Uniforms//
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uniform int frameCounter;
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uniform int isEyeInWater;
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uniform int worldTime;
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uniform float frameTimeCounter;
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uniform float nightVision;
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uniform float rainStrength;
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uniform float screenBrightness;
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uniform float shadowFade;
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uniform float timeAngle, timeBrightness;
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uniform float viewWidth, viewHeight;
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uniform ivec2 eyeBrightnessSmooth;
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uniform vec3 cameraPosition;
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uniform mat4 gbufferProjectionInverse;
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uniform mat4 gbufferModelViewInverse;
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uniform mat4 shadowProjection;
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uniform mat4 shadowModelView;
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uniform sampler2D texture;
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uniform sampler2D noisetex;
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#if defined ADVANCED_MATERIALS || defined GENERATED_NORMALS
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uniform ivec2 atlasSize;
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vec2 atlasSizeM = atlasSize;
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uniform sampler2D specular;
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uniform sampler2D normals;
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#ifdef REFLECTION_RAIN
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uniform float wetness;
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uniform mat4 gbufferModelView;
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#endif
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#endif
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#ifdef DYNAMIC_HANDLIGHT
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uniform int heldBlockLightValue;
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uniform int heldBlockLightValue2;
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#endif
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#ifdef MULTICOLORED_BLOCKLIGHT
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uniform mat4 gbufferPreviousModelView;
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uniform mat4 gbufferPreviousProjection;
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uniform vec3 previousCameraPosition;
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uniform sampler2D colortex9;
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#endif
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//Common Variables//
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float NdotU = dot(normal, upVec);
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float NdotUmax0 = max(NdotU, 0.0);
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const float OSIEBCA = 1.0 / 255.0;
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float eBS = eyeBrightnessSmooth.y / 240.0;
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float sunVisibility = clamp((dot( sunVec, upVec) + 0.05) * 10.0, 0.0, 1.0);
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float moonVisibility = clamp((dot(-sunVec, upVec) + 0.05) * 10.0, 0.0, 1.0);
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#ifdef WORLD_TIME_ANIMATION
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float frametime = float(worldTime) * 0.05 * ANIMATION_SPEED;
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#else
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float frametime = frameTimeCounter * ANIMATION_SPEED;
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#endif
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#if defined ADVANCED_MATERIALS
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vec2 dcdx = dFdx(texCoord);
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vec2 dcdy = dFdy(texCoord);
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#if defined GENERATED_NORMALS
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mat3 tbnMatrix = mat3(
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tangent.x, binormal.x, normal.x,
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tangent.y, binormal.y, normal.y,
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tangent.z, binormal.z, normal.z
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);
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vec2 midCoordPos = absMidCoordPos * signMidCoordPos;
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#endif
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#endif
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vec3 lightVec = sunVec * ((timeAngle < 0.5325 || timeAngle > 0.9675) ? 1.0 : -1.0);
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// common functions
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vec3 ViewToPlayer(vec3 pos) {
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return mat3(gbufferModelViewInverse) * pos + gbufferModelViewInverse[3].xyz;
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}
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//Includes//
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#include "/lib/common.glsl"
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#include "/lib/color/blocklightColor.glsl"
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#include "/lib/color/dimensionColor.glsl"
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#include "/lib/color/specularColor.glsl"
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#include "/lib/util/spaceConversion.glsl"
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#include "/lib/lighting/forwardLighting.glsl"
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#include "/lib/surface/ggx.glsl"
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#ifdef TAA
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#include "/lib/util/jitter.glsl"
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#endif
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#if defined ADVANCED_MATERIALS
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#include "/lib/util/encode.glsl"
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#include "/lib/reflections/complexFresnel.glsl"
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#include "/lib/surface/directionalLightmap.glsl"
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#include "/lib/surface/materialGbuffers.glsl"
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#include "/lib/surface/parallax.glsl"
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#ifdef REFLECTION_RAIN
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#include "/lib/reflections/rainPuddles.glsl"
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#endif
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#endif
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#ifdef MULTICOLORED_BLOCKLIGHT
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#include "/lib/lighting/coloredBlocklight.glsl"
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#endif
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//Program//
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void main() {
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vec4 albedo = texture2D(texture, texCoord) * vec4(color.rgb, 1.0);
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vec3 newNormal = normal;
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float smoothnessD = 0.0, materialMask = 0.0, skyLightFactor = 0.0;
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float smoothness = 0.0;
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vec3 lightAlbedo = vec3(0.0);
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int subsurfaceMode = 0;
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float smoothnessG = 0.0, highlightMult = 1.0, emission = 0.0;
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vec2 lmCoordM = lmCoord;
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#ifdef ADVANCED_MATERIALS
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vec2 newCoord = vTexCoord.st * vTexCoordAM.pq + vTexCoordAM.st;
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float surfaceDepth = 1.0;
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float parallaxFade = clamp((dist - PARALLAX_DISTANCE) / 32.0, 0.0, 1.0);
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float skipAdvMat = float(mat > 3.98 && mat < 4.02);
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#ifdef PARALLAX
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if(skipAdvMat < 0.5) {
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newCoord = GetParallaxCoord(texCoord, parallaxFade, surfaceDepth);
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albedo = texture2DGradARB(texture, newCoord, dcdx, dcdy) * vec4(color.rgb, 1.0);
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}
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#endif
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float skyOcclusion = 0.0;
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vec3 fresnel3 = vec3(0.0);
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#endif
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if (albedo.a > 0.001) {
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vec2 lightmap = clamp(lmCoord, vec2(0.0), vec2(1.0));
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float foliage = float(mat > 0.98 && mat < 1.02);
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float leaves = float(mat > 1.98 && mat < 2.02);
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float emissive = float(mat > 2.98 && mat < 3.02);
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float lava = float(mat > 3.98 && mat < 4.02);
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float candle = float(mat > 4.98 && mat < 5.02);
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float metalness = 0.0;
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float emission = (emissive + candle + lava);
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float subsurface = 0.0;
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float basicSubsurface = (foliage + candle) * 0.5 + leaves;
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vec3 baseReflectance = vec3(0.04);
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emission *= pow(max(max(albedo.r, albedo.g), albedo.b), 4.0) * 0.4;
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vec3 screenPos = vec3(gl_FragCoord.xy / vec2(viewWidth, viewHeight), gl_FragCoord.z);
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#ifdef TAA
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vec3 viewPos = ToNDC(vec3(TAAJitter(screenPos.xy, -0.5), screenPos.z));
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#else
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vec3 viewPos = ToNDC(screenPos);
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#endif
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vec3 worldPos = ToWorld(viewPos);
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vec3 playerPos = ViewToPlayer(viewPos);
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float lViewPos = length(viewPos);
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bool noSmoothLighting = false, noDirectionalShading = false, noVanillaAO = false, centerShadowBias = false, noGeneratedNormals = false, doTileRandomisation = true;
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#ifdef ADVANCED_MATERIALS
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float f0 = 0.0, porosity = 0.5, ao = 1.0;
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vec3 normalMap = vec3(0.0, 0.0, 1.0);
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GetMaterials(smoothness, metalness, f0, emission, subsurface, porosity, ao, normalMap,
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newCoord, dcdx, dcdy);
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mat3 tbnMatrix = mat3(tangent.x, binormal.x, normal.x,
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tangent.y, binormal.y, normal.y,
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tangent.z, binormal.z, normal.z);
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#ifndef GENERATED_NORMALS
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if ((normalMap.x > -0.999 || normalMap.y > -0.999) && viewVector == viewVector)
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newNormal = clamp(normalize(normalMap * tbnMatrix), vec3(-1.0), vec3(1.0));
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#endif
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#endif
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#ifdef GENERATED_NORMALS
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// #include "/lib/materials/materialHandling/terrainMaterials.glsl"
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GenerateNormals(newNormal, albedo.rgb);
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#endif
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#ifdef DYNAMIC_HANDLIGHT
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float heldLightValue = max(float(heldBlockLightValue), float(heldBlockLightValue2));
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float handlight = clamp((heldLightValue - 2.0 * length(viewPos)) / 15.0, 0.0, 0.9333);
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lightmap.x = max(lightmap.x, handlight);
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#endif
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#ifdef TOON_LIGHTMAP
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lightmap = floor(lightmap * 14.999 * (0.75 + 0.25 * color.a)) / 14.0;
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lightmap = clamp(lightmap, vec2(0.0), vec2(1.0));
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#endif
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albedo.rgb = pow(albedo.rgb, vec3(2.2));
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#ifdef EMISSIVE_RECOLOR
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float ec = GetLuminance(albedo.rgb) * 1.7;
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if (recolor > 0.5) {
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albedo.rgb = blocklightCol * pow(ec, 1.5) / (BLOCKLIGHT_I * BLOCKLIGHT_I);
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albedo.rgb /= 0.7 * albedo.rgb + 0.7;
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}
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if (lava > 0.5) {
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albedo.rgb = pow(blocklightCol * ec / BLOCKLIGHT_I, vec3(2.0));
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albedo.rgb /= 0.5 * albedo.rgb + 0.5;
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}
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#endif
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#ifdef MULTICOLORED_BLOCKLIGHT
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lightAlbedo = albedo.rgb + 0.00001;
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if (lava > 0.5) {
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#ifndef MCBL_LEGACY_COLOR
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lightAlbedo = pow(lightAlbedo, vec3(0.25));
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#else
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lightAlbedo = sqrt(lightAlbedo) * 0.98 + 0.02;
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#endif
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}
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lightAlbedo = sqrt(normalize(lightAlbedo) * emission);
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#endif
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#ifdef WHITE_WORLD
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albedo.rgb = vec3(0.35);
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#endif
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vec3 outNormal = newNormal;
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#ifdef NORMAL_PLANTS
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if (foliage > 0.5){
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newNormal = upVec;
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#ifdef ADVANCED_MATERIALS
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newNormal = normalize(mix(outNormal, newNormal, normalMap.z * normalMap.z));
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#endif
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}
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#endif
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float NoL = clamp(dot(newNormal, lightVec), 0.0, 1.0);
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float NoU = clamp(dot(newNormal, upVec), -1.0, 1.0);
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float NoE = clamp(dot(newNormal, eastVec), -1.0, 1.0);
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float vanillaDiffuse = (0.25 * NoU + 0.75) + (0.667 - abs(NoE)) * (1.0 - abs(NoU)) * 0.15;
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vanillaDiffuse*= vanillaDiffuse;
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#ifndef NORMAL_PLANTS
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if (foliage > 0.5) vanillaDiffuse *= 1.8;
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#endif
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float parallaxShadow = 1.0;
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#ifdef ADVANCED_MATERIALS
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vec3 rawAlbedo = albedo.rgb * 0.999 + 0.001;
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albedo.rgb *= ao * ao;
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#ifdef REFLECTION_SPECULAR
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albedo.rgb *= 1.0 - metalness * smoothness;
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#endif
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float doParallax = 0.0;
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#ifdef SELF_SHADOW
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float parallaxNoL = dot(outNormal, lightVec);
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#ifdef OVERWORLD
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doParallax = float(lightmap.y > 0.0 && parallaxNoL > 0.0);
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#endif
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#ifdef END
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doParallax = float(parallaxNoL > 0.0);
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#endif
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if (doParallax > 0.5 && skipAdvMat < 0.5) {
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parallaxShadow = GetParallaxShadow(surfaceDepth, parallaxFade, newCoord, lightVec,
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tbnMatrix);
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}
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#endif
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#ifdef DIRECTIONAL_LIGHTMAP
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mat3 lightmapTBN = GetLightmapTBN(viewPos);
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lightmap.x = DirectionalLightmap(lightmap.x, lmCoord.x, outNormal, lightmapTBN);
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lightmap.y = DirectionalLightmap(lightmap.y, lmCoord.y, outNormal, lightmapTBN);
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#endif
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#endif
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#ifdef MULTICOLORED_BLOCKLIGHT
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blocklightCol = ApplyMultiColoredBlocklight(blocklightCol, screenPos);
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#endif
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vec3 shadow = vec3(0.0);
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GetLighting(albedo.rgb, shadow, viewPos, worldPos, normal, lightmap, color.a, NoL,
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vanillaDiffuse, parallaxShadow, emission, subsurface, basicSubsurface);
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#ifdef ADVANCED_MATERIALS
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float puddles = 0.0;
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#ifdef REFLECTION_RAIN
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float puddlesNoU = dot(outNormal, upVec);
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puddles = GetPuddles(worldPos, newCoord, lightmap.y, puddlesNoU, wetness);
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puddles *= 1.0 - lava;
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ApplyPuddleToMaterial(puddles, albedo, smoothness, f0, porosity);
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if (puddles > 0.001 && rainStrength > 0.001) {
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mat3 tbnMatrix = mat3(tangent.x, binormal.x, normal.x,
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tangent.y, binormal.y, normal.y,
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tangent.z, binormal.z, normal.z);
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vec3 puddleNormal = GetPuddleNormal(worldPos, viewPos, tbnMatrix);
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outNormal = normalize(
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mix(outNormal, puddleNormal, puddles * sqrt(1.0 - porosity) * rainStrength)
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);
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}
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#endif
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skyOcclusion = lightmap.y;
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baseReflectance = mix(vec3(f0), rawAlbedo, metalness);
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float fresnel = pow(clamp(1.0 + dot(outNormal, normalize(viewPos.xyz)), 0.0, 1.0), 5.0);
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fresnel3 = mix(baseReflectance, vec3(1.0), fresnel);
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#if MATERIAL_FORMAT == 1
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if (f0 >= 0.9 && f0 < 1.0) {
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baseReflectance = GetMetalCol(f0);
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fresnel3 = ComplexFresnel(pow(fresnel, 0.2), f0);
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#ifdef ALBEDO_METAL
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fresnel3 *= rawAlbedo;
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#endif
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}
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#endif
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float aoSquared = ao * ao;
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shadow *= aoSquared; fresnel3 *= aoSquared;
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albedo.rgb = albedo.rgb * (1.0 - fresnel3 * smoothness * smoothness * (1.0 - metalness));
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#endif
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#if (defined OVERWORLD || defined END) && (defined ADVANCED_MATERIALS || defined SPECULAR_HIGHLIGHT_ROUGH)
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vec3 specularColor = GetSpecularColor(lightmap.y, metalness, baseReflectance);
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albedo.rgb += GetSpecularHighlight(newNormal, viewPos, smoothness, baseReflectance,
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specularColor, shadow * vanillaDiffuse, color.a);
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#endif
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#if defined ADVANCED_MATERIALS && defined REFLECTION_SPECULAR && defined REFLECTION_ROUGH
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// newNormal = outNormal;
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// if ((normalMap.x > -0.999 || normalMap.y > -0.999) && viewVector == viewVector) {
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// normalMap = mix(vec3(0.0, 0.0, 1.0), normalMap, smoothness);
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// newNormal = mix(normalMap * tbnMatrix, newNormal, 1.0 - pow(1.0 - puddles, 4.0));
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// newNormal = clamp(normalize(newNormal), vec3(-1.0), vec3(1.0));
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// }
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#endif
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#if ALPHA_BLEND == 0
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albedo.rgb = sqrt(max(albedo.rgb, vec3(0.0)));
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#endif
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} else albedo.a = 0.0;
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/* DRAWBUFFERS:0 */
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gl_FragData[0] = albedo;
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#ifdef MULTICOLORED_BLOCKLIGHT
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/* DRAWBUFFERS:08 */
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gl_FragData[1] = vec4(lightAlbedo, 1.0);
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#if defined ADVANCED_MATERIALS && defined REFLECTION_SPECULAR
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/* DRAWBUFFERS:08367 */
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gl_FragData[2] = vec4(smoothness, skyOcclusion, 0.0, 1.0);
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gl_FragData[3] = vec4(newNormal, 1.0);
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gl_FragData[4] = vec4(fresnel3, 1.0);
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#endif
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#else
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#if defined ADVANCED_MATERIALS && defined REFLECTION_SPECULAR
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/* DRAWBUFFERS:0367 */
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gl_FragData[1] = vec4(smoothness, skyOcclusion, 0.0, 1.0);
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gl_FragData[2] = vec4(newNormal, 1.0);
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gl_FragData[3] = vec4(fresnel3, 1.0);
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#endif
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#endif
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}
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#endif
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//Vertex Shader/////////////////////////////////////////////////////////////////////////////////////
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#ifdef VSH
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//Varyings//
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varying float mat, recolor;
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varying vec2 texCoord, lmCoord;
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varying vec3 normal;
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varying vec3 sunVec, upVec, eastVec, northVec;
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varying vec4 color;
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#ifdef ADVANCED_MATERIALS
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varying float dist;
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varying vec2 signMidCoordPos;
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flat varying vec2 absMidCoordPos;
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varying vec3 binormal, tangent;
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varying vec3 viewVector;
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varying vec4 vTexCoord, vTexCoordAM;
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#endif
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//Uniforms//
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uniform int worldTime;
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uniform float frameTimeCounter;
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uniform float timeAngle;
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uniform vec3 cameraPosition;
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uniform mat4 gbufferModelView, gbufferModelViewInverse;
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#ifdef TAA
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uniform int frameCounter;
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uniform float viewWidth, viewHeight;
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#endif
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//Attributes//
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attribute vec4 mc_Entity;
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attribute vec4 mc_midTexCoord;
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#ifdef ADVANCED_MATERIALS
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attribute vec4 at_tangent;
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#endif
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//Common Variables//
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#ifdef WORLD_TIME_ANIMATION
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float frametime = float(worldTime) * 0.05 * ANIMATION_SPEED;
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#else
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float frametime = frameTimeCounter * ANIMATION_SPEED;
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#endif
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|
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//Includes//
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#include "/lib/vertex/waving.glsl"
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|
|
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#ifdef TAA
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#include "/lib/util/jitter.glsl"
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#endif
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|
|
|
#ifdef WORLD_CURVATURE
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#include "/lib/vertex/worldCurvature.glsl"
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#endif
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|
|
|
vec3 GetSunVector() {
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const vec2 sunRotationData = vec2(cos(sunPathRotation * 0.01745329251994), -sin(sunPathRotation * 0.01745329251994));
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#ifdef OVERWORLD
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float ang = fract(timeAngle - 0.25);
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ang = (ang + (cos(ang * 3.14159265358979) * -0.5 + 0.5 - ang) / 3.0) * 6.28318530717959;
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return normalize((gbufferModelView * vec4(vec3(-sin(ang), cos(ang) * sunRotationData) * 2000.0, 1.0)).xyz);
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#elif defined END
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float ang = 0.0;
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return normalize((gbufferModelView * vec4(vec3(0.0, sunRotationData * 2000.0), 1.0)).xyz);
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#else
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|
return vec3(0.0);
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|
#endif
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|
}
|
|
|
|
|
|
//Program//
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|
void main() {
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texCoord = (gl_TextureMatrix[0] * gl_MultiTexCoord0).xy;
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|
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|
lmCoord = (gl_TextureMatrix[1] * gl_MultiTexCoord1).xy;
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|
lmCoord = clamp((lmCoord - 0.03125) * 1.06667, vec2(0.0), vec2(0.9333, 1.0));
|
|
|
|
int blockID = int(mod(max(mc_Entity.x - 10000, 0), 10000));
|
|
|
|
normal = normalize(gl_NormalMatrix * gl_Normal);
|
|
|
|
#ifdef ADVANCED_MATERIALS
|
|
binormal = normalize(gl_NormalMatrix * cross(at_tangent.xyz, gl_Normal.xyz) * at_tangent.w);
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|
tangent = normalize(gl_NormalMatrix * at_tangent.xyz);
|
|
|
|
mat3 tbnMatrix = mat3(tangent.x, binormal.x, normal.x,
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tangent.y, binormal.y, normal.y,
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|
tangent.z, binormal.z, normal.z);
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|
|
|
viewVector = tbnMatrix * (gl_ModelViewMatrix * gl_Vertex).xyz;
|
|
|
|
if (mc_Entity.x == 0)
|
|
viewVector /= 0.0;
|
|
|
|
dist = length(gl_ModelViewMatrix * gl_Vertex);
|
|
|
|
vec2 midCoord = (gl_TextureMatrix[0] * mc_midTexCoord).st;
|
|
vec2 texMinMidCoord = texCoord - midCoord;
|
|
|
|
vTexCoordAM.pq = abs(texMinMidCoord) * 2;
|
|
vTexCoordAM.st = min(texCoord, midCoord - texMinMidCoord);
|
|
signMidCoordPos = sign(texMinMidCoord);
|
|
absMidCoordPos = abs(texMinMidCoord);
|
|
|
|
vTexCoord.xy = sign(texMinMidCoord) * 0.5 + 0.5;
|
|
#endif
|
|
|
|
color = gl_Color;
|
|
|
|
mat = 0.0; recolor = 0.0;
|
|
|
|
if (blockID >= 100 && blockID < 200)
|
|
mat = 1.0;
|
|
if (blockID == 105 || blockID == 106){
|
|
mat = 2.0;
|
|
color.rgb *= 1.225;
|
|
}
|
|
if (blockID >= 200 && blockID < 300)
|
|
mat = 3.0;
|
|
if (blockID == 203){
|
|
mat = 4.0;
|
|
lmCoord.x += 0.0667;
|
|
}
|
|
if (blockID == 208)
|
|
mat = 5.0;
|
|
|
|
if (blockID == 201 || blockID == 205 || blockID == 206)
|
|
recolor = 1.0;
|
|
|
|
if (blockID == 202)
|
|
lmCoord.x -= 0.0667;
|
|
|
|
if (color.a < 0.1)
|
|
color.a = 1.0;
|
|
|
|
const vec2 sunRotationData = vec2(cos(sunPathRotation * 0.01745329251994), -sin(sunPathRotation * 0.01745329251994));
|
|
float ang = fract(timeAngle - 0.25);
|
|
ang = (ang + (cos(ang * 3.14159265358979) * -0.5 + 0.5 - ang) / 3.0) * 6.28318530717959;
|
|
sunVec = GetSunVector();
|
|
|
|
upVec = normalize(gbufferModelView[1].xyz);
|
|
eastVec = normalize(gbufferModelView[0].xyz);
|
|
northVec = normalize(gbufferModelView[2].xyz);
|
|
|
|
vec4 position = gbufferModelViewInverse * gl_ModelViewMatrix * gl_Vertex;
|
|
|
|
float istopv = gl_MultiTexCoord0.t < mc_midTexCoord.t ? 1.0 : 0.0;
|
|
position.xyz = WavingBlocks(position.xyz, blockID, istopv);
|
|
|
|
#ifdef WORLD_CURVATURE
|
|
position.y -= WorldCurvature(position.xz);
|
|
#endif
|
|
|
|
gl_Position = gl_ProjectionMatrix * gbufferModelView * position;
|
|
|
|
#ifdef TAA
|
|
gl_Position.xy = TAAJitter(gl_Position.xy, gl_Position.w);
|
|
#endif
|
|
}
|
|
|
|
#endif |