summaryrefslogtreecommitdiff
path: root/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl
diff options
context:
space:
mode:
Diffstat (limited to 'indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl')
-rw-r--r--indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl132
1 files changed, 66 insertions, 66 deletions
diff --git a/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl b/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl
index 90c84cc428..5dfa196cf6 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl
@@ -51,7 +51,7 @@ layout (std140) uniform ReflectionProbes
mat4 heroBox;
// list of bounding spheres for reflection probes sorted by distance to camera (closest first)
vec4 refSphere[MAX_REFMAP_COUNT];
- // extra parameters
+ // extra parameters
// x - irradiance scale
// y - radiance scale
// z - fade in
@@ -102,7 +102,7 @@ bool shouldSampleProbe(int i, vec3 pos)
if (refIndex[i].w < 0)
{
vec4 v = refBox[i] * vec4(pos, 1.0);
- if (abs(v.x) > 1 ||
+ if (abs(v.x) > 1 ||
abs(v.y) > 1 ||
abs(v.z) > 1)
{
@@ -229,7 +229,7 @@ void preProbeSample(vec3 pos)
}
}
count++;
-
+
++neighborIdx;
}
@@ -251,56 +251,56 @@ void preProbeSample(vec3 pos)
// original reference implementation:
/*
-bool intersect(const Ray &ray) const
-{
- float t0, t1; // solutions for t if the ray intersects
-#if 0
+bool intersect(const Ray &ray) const
+{
+ float t0, t1; // solutions for t if the ray intersects
+#if 0
// geometric solution
- Vec3f L = center - orig;
- float tca = L.dotProduct(dir);
+ Vec3f L = center - orig;
+ float tca = L.dotProduct(dir);
// if (tca < 0) return false;
- float d2 = L.dotProduct(L) - tca * tca;
- if (d2 > radius2) return false;
- float thc = sqrt(radius2 - d2);
- t0 = tca - thc;
- t1 = tca + thc;
-#else
+ float d2 = L.dotProduct(L) - tca * tca;
+ if (d2 > radius2) return false;
+ float thc = sqrt(radius2 - d2);
+ t0 = tca - thc;
+ t1 = tca + thc;
+#else
// analytic solution
- Vec3f L = orig - center;
- float a = dir.dotProduct(dir);
- float b = 2 * dir.dotProduct(L);
- float c = L.dotProduct(L) - radius2;
- if (!solveQuadratic(a, b, c, t0, t1)) return false;
-#endif
- if (t0 > t1) std::swap(t0, t1);
-
- if (t0 < 0) {
- t0 = t1; // if t0 is negative, let's use t1 instead
- if (t0 < 0) return false; // both t0 and t1 are negative
- }
-
- t = t0;
-
- return true;
+ Vec3f L = orig - center;
+ float a = dir.dotProduct(dir);
+ float b = 2 * dir.dotProduct(L);
+ float c = L.dotProduct(L) - radius2;
+ if (!solveQuadratic(a, b, c, t0, t1)) return false;
+#endif
+ if (t0 > t1) std::swap(t0, t1);
+
+ if (t0 < 0) {
+ t0 = t1; // if t0 is negative, let's use t1 instead
+ if (t0 < 0) return false; // both t0 and t1 are negative
+ }
+
+ t = t0;
+
+ return true;
} */
// adapted -- assume that origin is inside sphere, return intersection of ray with edge of sphere
vec3 sphereIntersect(vec3 origin, vec3 dir, vec3 center, float radius2)
-{
- float t0, t1; // solutions for t if the ray intersects
+{
+ float t0, t1; // solutions for t if the ray intersects
- vec3 L = center - origin;
+ vec3 L = center - origin;
float tca = dot(L,dir);
- float d2 = dot(L,L) - tca * tca;
+ float d2 = dot(L,L) - tca * tca;
+
+ float thc = sqrt(radius2 - d2);
+ t0 = tca - thc;
+ t1 = tca + thc;
- float thc = sqrt(radius2 - d2);
- t0 = tca - thc;
- t1 = tca + thc;
-
vec3 v = origin + dir * t1;
- return v;
-}
+ return v;
+}
void swap(inout float a, inout float b)
{
@@ -312,17 +312,17 @@ void swap(inout float a, inout float b)
// debug implementation, make no assumptions about origin
void sphereIntersectDebug(vec3 origin, vec3 dir, vec3 center, float radius2, float depth, inout vec4 col)
{
- float t[2]; // solutions for t if the ray intersects
+ float t[2]; // solutions for t if the ray intersects
// geometric solution
- vec3 L = center - origin;
+ vec3 L = center - origin;
float tca = dot(L, dir);
// if (tca < 0) return false;
- float d2 = dot(L, L) - tca * tca;
- if (d2 > radius2) return;
- float thc = sqrt(radius2 - d2);
- t[0] = tca - thc;
- t[1] = tca + thc;
+ float d2 = dot(L, L) - tca * tca;
+ if (d2 > radius2) return;
+ float thc = sqrt(radius2 - d2);
+ t[0] = tca - thc;
+ t[1] = tca + thc;
for (int i = 0; i < 2; ++i)
{
@@ -411,8 +411,8 @@ void debugBoxCol(vec3 ro, vec3 rd, float t, vec3 p, inout vec4 col)
bool behind = dot(v,v) > dot(pos,pos);
float w = 0.25;
-
- if (behind)
+
+ if (behind)
{
w *= 0.5;
w /= (length(v)-length(pos))*0.5+1.0;
@@ -426,7 +426,7 @@ void debugBoxCol(vec3 ro, vec3 rd, float t, vec3 p, inout vec4 col)
// cribbed from https://iquilezles.org/articles/intersectors/
// axis aligned box centered at the origin, with size boxSize
-void boxIntersectionDebug( in vec3 ro, in vec3 p, vec3 boxSize, inout vec4 col)
+void boxIntersectionDebug( in vec3 ro, in vec3 p, vec3 boxSize, inout vec4 col)
{
vec3 rd = normalize(p-ro);
@@ -453,7 +453,7 @@ void boxIntersectionDebug( in vec3 ro, in vec3 p, vec3 boxSize, inout vec4 col)
void boxIntersectDebug(vec3 origin, vec3 pos, mat4 i, inout vec4 col)
{
mat4 clipToLocal = i;
-
+
// transform into unit cube space
origin = (clipToLocal * vec4(origin, 1.0)).xyz;
pos = (clipToLocal * vec4(pos, 1.0)).xyz;
@@ -471,7 +471,7 @@ void boxIntersectDebug(vec3 origin, vec3 pos, mat4 i, inout vec4 col)
// dw - distance weight
float sphereWeight(vec3 pos, vec3 dir, vec3 origin, float r, vec4 i, out float dw)
{
- float r1 = r * 0.5; // 50% of radius (outer sphere to start interpolating down)
+ float r1 = r * 0.5; // 50% of radius (outer sphere to start interpolating down)
vec3 delta = pos.xyz - origin;
float d2 = max(length(delta), 0.001);
@@ -495,7 +495,7 @@ float sphereWeight(vec3 pos, vec3 dir, vec3 origin, float r, vec4 i, out float d
// lod - which mip to sample (lower is higher res, sharper reflections)
// c - center of probe
// r2 - radius of probe squared
-// i - index of probe
+// i - index of probe
vec3 tapRefMap(vec3 pos, vec3 dir, out float w, out float dw, float lod, vec3 c, int i)
{
// parallax adjustment
@@ -514,7 +514,7 @@ vec3 tapRefMap(vec3 pos, vec3 dir, out float w, out float dw, float lod, vec3 c,
float rr = r * r;
- v = sphereIntersect(pos, dir, c,
+ v = sphereIntersect(pos, dir, c,
refIndex[i].w < 1 ? 4096.0*4096.0 : // <== effectively disable parallax correction for automatically placed probes to keep from bombing the world with obvious spheres
rr);
@@ -525,7 +525,7 @@ vec3 tapRefMap(vec3 pos, vec3 dir, out float w, out float dw, float lod, vec3 c,
vec3 d = normalize(v);
v = env_mat * v;
-
+
vec4 ret = textureLod(reflectionProbes, vec4(v.xyz, refIndex[i].x), lod) * refParams[i].y;
return ret.rgb;
@@ -536,7 +536,7 @@ vec3 tapRefMap(vec3 pos, vec3 dir, out float w, out float dw, float lod, vec3 c,
// dir - pixel normal
// w - weight of sample (distance and angular attenuation)
// dw - weight of sample (distance only)
-// i - index of probe
+// i - index of probe
vec3 tapIrradianceMap(vec3 pos, vec3 dir, out float w, out float dw, vec3 c, int i, vec3 amblit)
{
// parallax adjustment
@@ -554,7 +554,7 @@ vec3 tapIrradianceMap(vec3 pos, vec3 dir, out float w, out float dw, vec3 c, int
// pad sphere for manual probe extending into automatic probe space
float rr = r * r;
- v = sphereIntersect(pos, dir, c,
+ v = sphereIntersect(pos, dir, c,
refIndex[i].w < 1 ? 4096.0*4096.0 : // <== effectively disable parallax correction for automatically placed probes to keep from bombing the world with obvious spheres
rr);
@@ -563,7 +563,7 @@ vec3 tapIrradianceMap(vec3 pos, vec3 dir, out float w, out float dw, vec3 c, int
v -= c;
v = env_mat * v;
-
+
vec3 col = textureLod(irradianceProbes, vec4(v.xyz, refIndex[i].x), 0).rgb * refParams[i].x;
col = mix(amblit, col, min(refParams[i].x, 1.0));
@@ -625,7 +625,7 @@ vec3 sampleProbes(vec3 pos, vec3 dir, float lod)
col[1] *= 1.0/wsum[1];
col[0] = vec3(0);
}
-
+
return col[1]+col[0];
}
@@ -654,7 +654,7 @@ vec3 sampleProbeAmbient(vec3 pos, vec3 dir, vec3 amblit)
{
continue;
}
-
+
{
float w = 0;
float dw = 0;
@@ -684,7 +684,7 @@ vec3 sampleProbeAmbient(vec3 pos, vec3 dir, vec3 amblit)
col[1] *= 1.0/wsum[1];
col[0] = vec3(0);
}
-
+
return col[1]+col[0];
}
@@ -704,13 +704,13 @@ void tapHeroProbe(inout vec3 glossenv, vec3 pos, vec3 norm, float glossiness)
{
float d = 0;
boxIntersect(pos, norm, heroBox, d, 1.0);
-
+
w = max(d, 0);
}
else
{
float r = heroSphere.w;
-
+
w = sphereWeight(pos, refnormpersp, heroSphere.xyz, r, vec4(1), dw);
}
@@ -851,9 +851,9 @@ void sampleReflectionProbesLegacy(inout vec3 ambenv, inout vec3 glossenv, inout
{
float lod = (1.0-glossiness)*reflection_lods;
glossenv = sampleProbes(pos, normalize(refnormpersp), lod);
-
+
}
-
+
if (envIntensity > 0.0)
{
legacyenv = sampleProbes(pos, normalize(refnormpersp), 0.0);