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add DISTANT HORIZONS SHADER PROGRAMS, and then make them work.

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Xonk
2024-02-05 16:04:37 -05:00
parent 4b7ef65541
commit 1b15799911
51 changed files with 1912 additions and 351 deletions
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52
shaders/dimensions/composite.fsh
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@ -7,6 +7,9 @@ flat varying vec2 TAA_Offset;
#include "/lib/res_params.glsl"
uniform sampler2D depthtex1;
uniform sampler2D dhDepthTex;
uniform sampler2D dhDepthTex1;
uniform sampler2D colortex1;
uniform sampler2D colortex6; // Noise
uniform sampler2D colortex8; // Noise
@ -29,8 +32,11 @@ uniform vec3 cameraPosition;
uniform float viewWidth;
uniform float aspectRatio;
uniform float viewHeight;
// uniform float far;
uniform float near;
uniform float dhFarPlane;
uniform float dhNearPlane;
#define ffstep(x,y) clamp((y - x) * 1e35,0.0,1.0)
#define diagonal3(m) vec3((m)[0].x, (m)[1].y, m[2].z)
@ -41,6 +47,8 @@ vec3 toScreenSpace(vec3 p) {
vec4 fragposition = iProjDiag * p3.xyzz + gbufferProjectionInverse[3];
return fragposition.xyz / fragposition.w;
}
vec3 worldToView(vec3 worldPos) {
vec4 pos = vec4(worldPos, 0.0);
pos = gbufferModelView * pos;
@ -142,11 +150,29 @@ vec2 SpiralSample(
return vec2(x, y);
}
#include "/lib/DistantHorizons_projections.glsl"
float DH_ld(float dist) {
return (2.0 * dhNearPlane) / (dhFarPlane + dhNearPlane - dist * (dhFarPlane - dhNearPlane));
}
float DH_inv_ld (float lindepth){
return -((2.0*dhNearPlane/lindepth)-dhFarPlane-dhNearPlane)/(dhFarPlane-dhNearPlane);
}
float linearizeDepthFast(const in float depth, const in float near, const in float far) {
return (near * far) / (depth * (near - far) + far);
}
void main() {
/* DRAWBUFFERS:3 */
vec2 texcoord = gl_FragCoord.xy*texelSize;
float z = texture2D(depthtex1,texcoord).x;
float DH_depth1 = texture2D(depthtex1,texcoord).x;
vec2 tempOffset=TAA_Offset;
@ -194,28 +220,32 @@ void main() {
gl_FragData[0] = vec4(minshadowfilt, 0.1, 0.0, 0.0);
gl_FragData[0].y = 0;
// vec3 viewPos = toScreenSpace(vec3(texcoord/RENDER_SCALE-vec2(tempOffset)*texelSize*0.5,z));
vec3 viewPos = toScreenSpace(vec3(texcoord/RENDER_SCALE-vec2(tempOffset)*texelSize*0.5,z));
vec3 viewPos = toScreenSpace_DH(texcoord/RENDER_SCALE-vec2(tempOffset)*texelSize*0.5, z, DH_depth1);
#ifdef Variable_Penumbra_Shadows
if (NdotL > 0.001 || LabSSS > 0.0) {
if (LabSSS > 0.0) {
mat4 DH_shadowProjection = DH_shadowProjectionTweak(shadowProjection);
vec3 feetPlayerPos = mat3(gbufferModelViewInverse) * viewPos + gbufferModelViewInverse[3].xyz;
// GriAndEminShadowFix(p3, viewToWorld(FlatNormals), vanillAO, lightmap.y, entities);
// mat4 Custom_ViewMatrix = BuildShadowViewMatrix(LightDir);
// vec3 projectedShadowPosition = mat3(Custom_ViewMatrix) * feetPlayerPos + Custom_ViewMatrix[3].xyz;
vec3 projectedShadowPosition = mat3(shadowModelView) * feetPlayerPos + shadowModelView[3].xyz;
projectedShadowPosition = diagonal3(shadowProjection) * projectedShadowPosition + shadowProjection[3].xyz;
//apply distortion
float distortFactor = calcDistort(projectedShadowPosition.xy);
projectedShadowPosition.xy *= distortFactor;
projectedShadowPosition = diagonal3(DH_shadowProjection) * projectedShadowPosition + DH_shadowProjection[3].xyz;
//apply distortion
#ifdef DISTORT_SHADOWMAP
float distortFactor = calcDistort(projectedShadowPosition.xy);
projectedShadowPosition.xy *= distortFactor;
#else
float distortFactor = 1.0;
#endif
//do shadows only if on shadow map
if (abs(projectedShadowPosition.x) < 1.0-1.5/shadowMapResolution && abs(projectedShadowPosition.y) < 1.0-1.5/shadowMapResolution && abs(projectedShadowPosition.z) < 6.0){
if (abs(projectedShadowPosition.x) < 1.0-1.5/shadowMapResolution && abs(projectedShadowPosition.y) < 1.0-1.5/shadowMapResolution && abs(projectedShadowPosition.z) < 6.0 || length(feetPlayerPos) < far){
const float threshMul = max(2048.0/shadowMapResolution*shadowDistance/128.0,0.95);
float distortThresh = (sqrt(1.0-NdotL*NdotL)/NdotL+0.7)/distortFactor;
float diffthresh = distortThresh/6000.0*threshMul;