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Make seasonal snow only in winter - early spring, make rain less when not under a cloud

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Xonk
2023-06-15 17:25:01 -04:00
parent fa9608c859
commit 35ee91b5d0
9 changed files with 105 additions and 54 deletions
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77
shaders/gbuffers_all_particles.fsh
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@ -96,50 +96,57 @@ vec3 normVec (vec3 vec){
void main() {
vec4 TEXTURE = texture2D(texture, lmtexcoord.xy)*color;
gl_FragData[1].a = TEXTURE.a; // for bloomy rain and stuff
#ifndef WEATHER
gl_FragData[1].a = 1.0 - TEXTURE.a; // for bloomy rain and stuff
vec3 Albedo = toLinear(TEXTURE.rgb);
vec2 tempOffset = offsets[framemod8];
vec3 fragpos = toScreenSpace(gl_FragCoord.xyz*vec3(texelSize/RENDER_SCALE,1.0)-vec3(vec2(tempOffset)*texelSize*0.5,0.0));
vec3 p3 = mat3(gbufferModelViewInverse) * fragpos;
vec3 np3 = normVec(p3);
float cloudOcclusion = 0.0;
float Shadows = 1.0;
vec3 p3_shadow = mat3(gbufferModelViewInverse) * fragpos + gbufferModelViewInverse[3].xyz;
vec3 projectedShadowPosition = mat3(shadowModelView) * p3_shadow + shadowModelView[3].xyz;
projectedShadowPosition = diagonal3(shadowProjection) * projectedShadowPosition + shadowProjection[3].xyz;
if(TEXTURE.a > 0.0) cloudOcclusion = 1.0 - GetCloudSkyOcclusion(p3 + cameraPosition)*0.9;
gl_FragData[1].a = TEXTURE.a * cloudOcclusion; // for bloomy rain and stuff
//apply distortion
float distortFactor = calcDistort(projectedShadowPosition.xy);
projectedShadowPosition.xy *= distortFactor;
//do shadows only if on shadow map
if (abs(projectedShadowPosition.x) < 1.0-1.5/shadowMapResolution && abs(projectedShadowPosition.y) < 1.0-1.5/shadowMapResolution){
float diffthresh = 0.0002;
projectedShadowPosition = projectedShadowPosition * vec3(0.5,0.5,0.5/6.0) + vec3(0.5,0.5,0.5);
Shadows = shadow2D_bicubic(shadow,vec3(projectedShadowPosition + vec3(0.0,0.0,-diffthresh*1.2)));
}
#ifdef CLOUDS_SHADOWS
Shadows *= GetCloudShadow(p3);
#endif
float lightleakfix = clamp(eyeBrightnessSmooth.y/240.0,0.0,1.0);
float phase = phaseg(clamp(dot(np3, WsunVec),0.0,1.0),(1.0-gl_FragData[0].a) * 0.8 + 0.1) + 1.0 ;
vec3 Direct_lighting = DoDirectLighting(lightCol.rgb/80., Shadows, 1.0, 0.0) * phase * lightleakfix;
vec3 Indirect_lighting = DoAmbientLighting(avgAmbient, vec3(TORCH_R,TORCH_G,TORCH_B), lmtexcoord.zw, 5.0);
#ifndef WEATHER
gl_FragData[1].a = 1.0 - TEXTURE.a;
gl_FragData[0].a = TEXTURE.a;
gl_FragData[0].rgb = (Direct_lighting + Indirect_lighting) * Albedo;
vec3 Albedo = toLinear(TEXTURE.rgb);
// do the maths only if the pixels exist....
if(TEXTURE.a > 0.0){
float Shadows = 1.0;
vec3 p3_shadow = mat3(gbufferModelViewInverse) * fragpos + gbufferModelViewInverse[3].xyz;
vec3 projectedShadowPosition = mat3(shadowModelView) * p3_shadow + shadowModelView[3].xyz;
projectedShadowPosition = diagonal3(shadowProjection) * projectedShadowPosition + shadowProjection[3].xyz;
//apply distortion
float distortFactor = calcDistort(projectedShadowPosition.xy);
projectedShadowPosition.xy *= distortFactor;
//do shadows only if on shadow map
if (abs(projectedShadowPosition.x) < 1.0-1.5/shadowMapResolution && abs(projectedShadowPosition.y) < 1.0-1.5/shadowMapResolution){
float diffthresh = 0.0002;
projectedShadowPosition = projectedShadowPosition * vec3(0.5,0.5,0.5/6.0) + vec3(0.5,0.5,0.5);
Shadows = shadow2D_bicubic(shadow,vec3(projectedShadowPosition + vec3(0.0,0.0,-diffthresh*1.2)));
}
#ifdef CLOUDS_SHADOWS
Shadows *= GetCloudShadow(p3);
#endif
float lightleakfix = clamp(eyeBrightnessSmooth.y/240.0,0.0,1.0);
float phase = phaseg(clamp(dot(np3, WsunVec),0.0,1.0),(1.0-gl_FragData[0].a) * 0.8 + 0.1) + 1.0 ;
vec3 Direct_lighting = DoDirectLighting(lightCol.rgb/80., Shadows, 1.0, 0.0) * phase * lightleakfix;
vec3 Indirect_lighting = DoAmbientLighting(avgAmbient, vec3(TORCH_R,TORCH_G,TORCH_B), lmtexcoord.zw, 5.0);
// gl_FragData[0].a = TEXTURE.a;
gl_FragData[0].rgb = (Direct_lighting + Indirect_lighting) * Albedo;
}
#endif
}