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authorBruno Lourenço <madequa@users.noreply.github.com>2019-12-21 16:07:18 +0000
committerBruno Lourenço <madequa@users.noreply.github.com>2019-12-21 16:55:41 +0000
commitd7f9d71be23daac44c06c4f84993ceae43193b1e (patch)
tree9bd85bb801af080f3453cb12253305bec9357dca /drivers/gles3/shaders
parent78f1513928bd5a683f0a0b40d4a4fec42fb1d4f3 (diff)
Fix contact shadow when light is outside of viewport.
Diffstat (limited to 'drivers/gles3/shaders')
-rw-r--r--drivers/gles3/shaders/scene.glsl24
1 files changed, 14 insertions, 10 deletions
diff --git a/drivers/gles3/shaders/scene.glsl b/drivers/gles3/shaders/scene.glsl
index 549a36817e..f16f798ac5 100644
--- a/drivers/gles3/shaders/scene.glsl
+++ b/drivers/gles3/shaders/scene.glsl
@@ -897,18 +897,22 @@ float contact_shadow_compute(vec3 pos, vec3 dir, float max_distance) {
bias += incr * 2.0;
vec3 uv_depth = (source.xyz / source.w) * 0.5 + 0.5;
- float depth = texture(depth_buffer, uv_depth.xy).r;
-
- if (depth < uv_depth.z) {
- if (depth > (bias.z / bias.w) * 0.5 + 0.5) {
- return min(pow(ratio, 4.0), 1.0);
- } else {
- return 1.0;
+ if (uv_depth.x > 0.0 && uv_depth.x < 1.0 && uv_depth.y > 0.0 && uv_depth.y < 1.0) {
+ float depth = texture(depth_buffer, uv_depth.xy).r;
+
+ if (depth < uv_depth.z) {
+ if (depth > (bias.z / bias.w) * 0.5 + 0.5) {
+ return min(pow(ratio, 4.0), 1.0);
+ } else {
+ return 1.0;
+ }
}
- }
- ratio += ratio_incr;
- steps -= 1.0;
+ ratio += ratio_incr;
+ steps -= 1.0;
+ } else {
+ return 1.0;
+ }
}
return 1.0;