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author | x2048 <codeforsmile@gmail.com> | 2022-05-21 16:49:30 +0200 |
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committer | GitHub <noreply@github.com> | 2022-05-21 16:49:30 +0200 |
commit | dc45b85a543b4c8ad72f69a554ecfe7f0a60c533 (patch) | |
tree | 348a20f17c19d8e886ca669e339a7f4875aa7778 /client/shaders/object_shader/opengl_vertex.glsl | |
parent | a4ef62f5b215fe0f23e3e50672f1538854db4ed9 (diff) | |
download | minetest-dc45b85a543b4c8ad72f69a554ecfe7f0a60c533.tar.gz minetest-dc45b85a543b4c8ad72f69a554ecfe7f0a60c533.tar.bz2 minetest-dc45b85a543b4c8ad72f69a554ecfe7f0a60c533.zip |
Improve shadow filters (#12195)
* Rewrite shadow filtering for the new distortion
* Calculate penumbra radius using a single sample
* Avoid peter-panning effect due to filtering of short shadows
* Add adaptive filter quality for soft shadows
* Avoid sharp shadows on surfaces without normals (e.g. plants)
* Increase default and maximum soft shadow radius
* Make line numbers in shader errors match the code
Diffstat (limited to 'client/shaders/object_shader/opengl_vertex.glsl')
-rw-r--r-- | client/shaders/object_shader/opengl_vertex.glsl | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/client/shaders/object_shader/opengl_vertex.glsl b/client/shaders/object_shader/opengl_vertex.glsl index 6dc25f854..dc9c70cdf 100644 --- a/client/shaders/object_shader/opengl_vertex.glsl +++ b/client/shaders/object_shader/opengl_vertex.glsl @@ -30,6 +30,7 @@ centroid varying vec2 varTexCoord; varying float adj_shadow_strength; varying float f_normal_length; varying vec3 shadow_position; + varying float perspective_factor; #endif varying vec3 eyeVec; @@ -162,6 +163,7 @@ void main(void) shadow_position = applyPerspectiveDistortion(m_ShadowViewProj * mWorld * (inVertexPosition + vec4(normalOffsetScale * nNormal, 0.0))).xyz; shadow_position.z -= z_bias; + perspective_factor = pFactor; if (f_timeofday < 0.2) { adj_shadow_strength = f_shadow_strength * 0.5 * |