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Merge branch 'underwater-specular' into 'master'

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Disable sun specular underwater

See merge request OpenMW/openmw!4893
This commit is contained in:
Epoch 2025-09-10 19:43:04 +00:00
commit 80015bc7af
1 changed files with 9 additions and 5 deletions
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14
files/shaders/compatibility/water.frag
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@ -165,11 +165,15 @@ void main(void)
// specular
const float SPEC_MAGIC = 1.55; // from the original blender shader, changing it makes the spec vanish or become too bright
vec3 specNormal = normalize(vec3(normal.x * SPEC_BUMPINESS, normal.y * SPEC_BUMPINESS, normal.z));
vec3 viewReflectDir = reflect(viewDir, specNormal);
float phongTerm = max(dot(viewReflectDir, sunWorldDir), 0.0);
float specular = pow(atan(phongTerm * SPEC_MAGIC), SPEC_HARDNESS) * SPEC_BRIGHTNESS;
specular = clamp(specular, 0.0, 1.0) * shadow * sunSpec.a;
float specular = 0.0;
if (cameraPos.z >= 0.0)
{
vec3 specNormal = normalize(vec3(normal.x * SPEC_BUMPINESS, normal.y * SPEC_BUMPINESS, normal.z));
vec3 viewReflectDir = reflect(viewDir, specNormal);
float phongTerm = max(dot(viewReflectDir, sunWorldDir), 0.0);
specular = pow(atan(phongTerm * SPEC_MAGIC), SPEC_HARDNESS) * SPEC_BRIGHTNESS;
specular = clamp(specular, 0.0, 1.0) * shadow * sunSpec.a;
}
// artificial specularity to make rain ripples more noticeable
vec3 skyColorEstimate = vec3(max(0.0, mix(-0.3, 1.0, sunFade)));