diff options
Diffstat (limited to 'client/shaders/nodes_shader')
| -rw-r--r-- | client/shaders/nodes_shader/opengl_fragment.glsl | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/client/shaders/nodes_shader/opengl_fragment.glsl b/client/shaders/nodes_shader/opengl_fragment.glsl index 43a8b1f25..9f8a21d09 100644 --- a/client/shaders/nodes_shader/opengl_fragment.glsl +++ b/client/shaders/nodes_shader/opengl_fragment.glsl @@ -181,9 +181,14 @@ float getDeltaPerspectiveFactor(float l) float getPenumbraRadius(sampler2D shadowsampler, vec2 smTexCoord, float realDistance, float multiplier) { + float baseLength = getBaseLength(smTexCoord); + float perspectiveFactor; + // Return fast if sharp shadows are requested - if (SOFTSHADOWRADIUS <= 1.0) - return SOFTSHADOWRADIUS; + if (SOFTSHADOWRADIUS <= 1.0) { + perspectiveFactor = getDeltaPerspectiveFactor(baseLength); + return max(2 * length(smTexCoord.xy) * 2048 / f_textureresolution / pow(perspectiveFactor, 3), SOFTSHADOWRADIUS); + } vec2 clampedpos; float texture_size = 1.0 / (2048 /*f_textureresolution*/ * 0.5); @@ -192,8 +197,6 @@ float getPenumbraRadius(sampler2D shadowsampler, vec2 smTexCoord, float realDist float pointDepth; float maxRadius = SOFTSHADOWRADIUS * 5.0 * multiplier; - float baseLength = getBaseLength(smTexCoord); - float perspectiveFactor; float bound = clamp(PCFBOUND * (1 - baseLength), 0.5, PCFBOUND); int n = 0; @@ -211,9 +214,10 @@ float getPenumbraRadius(sampler2D shadowsampler, vec2 smTexCoord, float realDist } depth = depth / n; - depth = pow(clamp(depth, 0.0, 1000.0), 1.6) / 0.001; - return max(0.5, depth * maxRadius); + + perspectiveFactor = getDeltaPerspectiveFactor(baseLength); + return max(length(smTexCoord.xy) * 2 * 2048 / f_textureresolution / pow(perspectiveFactor, 3), depth * maxRadius); } #ifdef POISSON_FILTER |