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Disable shadow map sampling when shadows are not used in GLES3

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Fixes #20742
This commit is contained in:
PouleyKetchoupp 2019-11-29 06:21:17 +01:00
parent 7735af7e76
commit 299b85c46f
2 changed files with 15 additions and 7 deletions
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4
drivers/gles3/shaders/scene.glsl
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@ -1256,6 +1256,7 @@ void light_process_omni(int idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 bi
vec3 light_attenuation = vec3(omni_attenuation);
#if !defined(SHADOWS_DISABLED)
#ifdef USE_SHADOW
if (omni_lights[idx].light_params.w > 0.5) {
// there is a shadowmap
@ -1300,6 +1301,7 @@ void light_process_omni(int idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 bi
#endif
light_attenuation *= mix(omni_lights[idx].shadow_color_contact.rgb, vec3(1.0), shadow);
}
#endif //USE_SHADOW
#endif //SHADOWS_DISABLED
light_compute(normal, normalize(light_rel_vec), eye_vec, binormal, tangent, omni_lights[idx].light_color_energy.rgb, light_attenuation, albedo, transmission, omni_lights[idx].light_params.z * p_blob_intensity, roughness, metallic, specular, rim * omni_attenuation, rim_tint, clearcoat, clearcoat_gloss, anisotropy, diffuse_light, specular_light, alpha);
}
@ -1318,6 +1320,7 @@ void light_process_spot(int idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 bi
vec3 light_attenuation = vec3(spot_attenuation);
#if !defined(SHADOWS_DISABLED)
#ifdef USE_SHADOW
if (spot_lights[idx].light_params.w > 0.5) {
//there is a shadowmap
highp vec4 splane = (spot_lights[idx].shadow_matrix * vec4(vertex, 1.0));
@ -1334,6 +1337,7 @@ void light_process_spot(int idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 bi
#endif
light_attenuation *= mix(spot_lights[idx].shadow_color_contact.rgb, vec3(1.0), shadow);
}
#endif //USE_SHADOW
#endif //SHADOWS_DISABLED
light_compute(normal, normalize(light_rel_vec), eye_vec, binormal, tangent, spot_lights[idx].light_color_energy.rgb, light_attenuation, albedo, transmission, spot_lights[idx].light_params.z * p_blob_intensity, roughness, metallic, specular, rim * spot_attenuation, rim_tint, clearcoat, clearcoat_gloss, anisotropy, diffuse_light, specular_light, alpha);