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Fix LoD reflections for nvidea + vulkan

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Isse 2023-10-23 19:48:30 +00:00
parent dfd63bf23b
commit f98e4331a1
1 changed files with 4 additions and 1 deletions
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5
assets/voxygen/shaders/lod-terrain-frag.glsl
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@ -360,7 +360,10 @@ void main() {
vec3 surf_color;
float surf_alpha = 1.0;
uint mat;
if (dot(pow(f_col_raw - vec3(0.02, 0.06, 0.22), uvec3(2)), vec3(1)) < 0.01 && dot(vec3(0, 0, 1), f_norm) > 0.9) {
// NOTE: On nvidea vulkan drivers a `pow` with negative base results in NaN even if the
// exponent is an integer.
vec3 water_col_diff = f_col_raw - vec3(0.02, 0.06, 0.22);
if (dot(water_col_diff * water_col_diff, vec3(1)) < 0.01 && dot(vec3(0, 0, 1), f_norm) > 0.9) {
mat = MAT_FLUID;
vec3 reflect_ray = cam_to_frag * vec3(1, 1, -1);
#if (FLUID_MODE >= FLUID_MODE_MEDIUM)