diff options
Diffstat (limited to 'client/shaders/nodes_shader')
| -rw-r--r-- | client/shaders/nodes_shader/opengl_fragment.glsl | 18 | ||||
| -rw-r--r-- | client/shaders/nodes_shader/opengl_vertex.glsl | 8 |
2 files changed, 13 insertions, 13 deletions
diff --git a/client/shaders/nodes_shader/opengl_fragment.glsl b/client/shaders/nodes_shader/opengl_fragment.glsl index adc8adccb..3dc66bdb3 100644 --- a/client/shaders/nodes_shader/opengl_fragment.glsl +++ b/client/shaders/nodes_shader/opengl_fragment.glsl @@ -47,17 +47,17 @@ const float fogShadingParameter = 1.0 / ( 1.0 - fogStart); #ifdef ENABLE_DYNAMIC_SHADOWS -const float bias0 = 0.9; -const float zPersFactor = 0.5; -const float bias1 = 1.0 - bias0 + 1e-6; +uniform float xyPerspectiveBias0; +uniform float xyPerspectiveBias1; +uniform float zPerspectiveBias; vec4 getPerspectiveFactor(in vec4 shadowPosition) { float pDistance = length(shadowPosition.xy); - float pFactor = pDistance * bias0 + bias1; + float pFactor = pDistance * xyPerspectiveBias0 + xyPerspectiveBias1; - shadowPosition.xyz *= vec3(vec2(1.0 / pFactor), zPersFactor); + shadowPosition.xyz *= vec3(vec2(1.0 / pFactor), zPerspectiveBias); return shadowPosition; } @@ -172,12 +172,12 @@ float getHardShadowDepth(sampler2D shadowsampler, vec2 smTexCoord, float realDis float getBaseLength(vec2 smTexCoord) { float l = length(2.0 * smTexCoord.xy - 1.0); // length in texture coords - return bias1 / (1.0 / l - bias0); // return to undistorted coords + return xyPerspectiveBias1 / (1.0 / l - xyPerspectiveBias0); // return to undistorted coords } float getDeltaPerspectiveFactor(float l) { - return 0.1 / (bias0 * l + bias1); // original distortion factor, divided by 10 + return 0.1 / (xyPerspectiveBias0 * l + xyPerspectiveBias1); // original distortion factor, divided by 10 } float getPenumbraRadius(sampler2D shadowsampler, vec2 smTexCoord, float realDistance, float multiplier) @@ -489,8 +489,8 @@ void main(void) vec3 shadow_color = vec3(0.0, 0.0, 0.0); vec3 posLightSpace = getLightSpacePosition(); - float distance_rate = (1 - pow(clamp(2.0 * length(posLightSpace.xy - 0.5),0.0,1.0), 20.0)); - float f_adj_shadow_strength = max(adj_shadow_strength-mtsmoothstep(0.9,1.1, posLightSpace.z ),0.0); + float distance_rate = (1 - pow(clamp(2.0 * length(posLightSpace.xy - 0.5),0.0,1.0), 50.0)); + float f_adj_shadow_strength = max(adj_shadow_strength-mtsmoothstep(0.9,1.1, posLightSpace.z),0.0); if (distance_rate > 1e-7) { diff --git a/client/shaders/nodes_shader/opengl_vertex.glsl b/client/shaders/nodes_shader/opengl_vertex.glsl index 5e77ac719..935fbf043 100644 --- a/client/shaders/nodes_shader/opengl_vertex.glsl +++ b/client/shaders/nodes_shader/opengl_vertex.glsl @@ -45,8 +45,8 @@ varying float nightRatio; const vec3 artificialLight = vec3(1.04, 1.04, 1.04); const float e = 2.718281828459; const float BS = 10.0; -const float bias0 = 0.9; -const float bias1 = 1.0 - bias0; +uniform float xyPerspectiveBias0; +uniform float xyPerspectiveBias1; #ifdef ENABLE_DYNAMIC_SHADOWS // custom smoothstep implementation because it's not defined in glsl1.2 @@ -206,9 +206,9 @@ void main(void) // Distance from the vertex to the player float distanceToPlayer = length(eyeToVertex - v_LightDirection * dot(eyeToVertex, v_LightDirection)) / f_shadowfar; // perspective factor estimation according to the - float perspectiveFactor = distanceToPlayer * bias0 + bias1; + float perspectiveFactor = distanceToPlayer * xyPerspectiveBias0 + xyPerspectiveBias1; float texelSize = f_shadowfar * perspectiveFactor * perspectiveFactor / - (f_textureresolution * bias1 - perspectiveFactor * bias0); + (f_textureresolution * xyPerspectiveBias1 - perspectiveFactor * xyPerspectiveBias0); float slopeScale = clamp(pow(1.0 - cosLight*cosLight, 0.5), 0.0, 1.0); normalOffsetScale = texelSize * slopeScale; |