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Code Issues 157 Wiki Activity

Draw volumetric clouds, their shadows, a volumetric fog and catalogue stars from a new weather system in the GL 4.6 renderer

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Hirek
2026-10-16 21:44:47 +02:00
parent d509775269
commit 2be85410ce
47 changed files with 5092 additions and 74 deletions
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7
shaders/light_common.glsl
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@@ -11,6 +11,7 @@ layout(binding = HEADLIGHT_SHADOW_TEX) uniform sampler2DArrayShadow headlight_sh
#include <envmapping.glsl>
#include <conversion.glsl>
#include <weather_common.glsl>
float glossiness = 1.0;
float metalic = 0.0;
@@ -510,7 +511,9 @@ vec3 apply_lights(vec3 fragcolor, vec3 fragnormal, vec3 texturecolor, float refl
// panels, vehicle bodies and terrain reads as a clear edge rather
// than a soft Lambertian ramp. Tunable via SUN_NDOTL_SHARPNESS.
float sun_NdotL = pow(sunlight.x, SUN_NDOTL_SHARPNESS);
float diffuseamount = sun_NdotL * lights[0].intensity;
// the clouds hold back the sun (the moon at night) where their shadow falls
float cloudsun = cloud_shadow(mat3(inv_view) * f_pos.xyz);
float diffuseamount = sun_NdotL * lights[0].intensity * cloudsun;
float shadow1 = 0.0;
if (shadowtone < 1.0)
@@ -523,7 +526,7 @@ vec3 apply_lights(vec3 fragcolor, vec3 fragnormal, vec3 texturecolor, float refl
fragcolor = add_headlights(fragcolor, fragnormal);
float specularamount = sunlight.y * param[1].y * specularity * lights[0].intensity
float specularamount = sunlight.y * param[1].y * specularity * lights[0].intensity * cloudsun
* clamp(1.0 - shadowtone, 0.0, 1.0);
if (shadowtone < 1.0)
specularamount *= clamp(1.0 - shadow1, 0.0, 1.0);