Cloud shadows for runway shader effect
This commit is contained in:
Thorsten Renk
parent
f4662b65a3
commit
553fd2c171
2 changed files with 214 additions and 85 deletions
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@ -60,9 +60,7 @@
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<normalmap_dds type="float">0.0</normalmap_dds>
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<vertex-program-two-side type="bool">false</vertex-program-two-side>
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<cull-face>back</cull-face>
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<rnorm>
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<use>/environment/rain-norm</use>
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</rnorm>
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<rnorm><use>/environment/rain-norm</use></rnorm>
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<!-- BEGIN fog include -->
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<visibility><use>/environment/ground-visibility-m</use></visibility>
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@ -122,31 +120,6 @@
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</and>
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</predicate>
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<!--
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<pass>
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<lighting>true</lighting>
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<material>
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<ambient><use>material/ambient</use></ambient>
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<diffuse><use>material/diffuse</use></diffuse>
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<specular><use>material/specular</use></specular>
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<emissive><use>material/emissive</use></emissive>
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<shininess><use>material/shininess</use></shininess>
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<color-mode>ambient-and-diffuse</color-mode>
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</material>
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<alpha-test><use>transparent</use></alpha-test>
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<shade-model>smooth</shade-model>
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<cull-face>back</cull-face>
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<render-bin>
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<bin-number>-1</bin-number>
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<bin-name>RenderBin</bin-name>
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</render-bin>
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<program>
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<vertex-shader>Shaders/trivial.vert</vertex-shader>
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<fragment-shader>Shaders/trivial.frag</fragment-shader>
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</program>
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<color-mask type="vec4d">0 0 0 0</color-mask>
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</pass>
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-->
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<pass>
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<lighting>true</lighting>
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@ -184,36 +157,10 @@
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<wrap-t><use>texture[4]/wrap-t</use></wrap-t>
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<internal-format><use>texture[4]/internal-format</use></internal-format>
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</texture-unit>
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<texture-unit>
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<unit>5</unit>
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<type><use>texture[12]/type</use></type>
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<image><use>texture[12]/image</use></image>
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<filter><use>texture[12]/filter</use></filter>
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<wrap-s><use>texture[12]/wrap-s</use></wrap-s>
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<wrap-t><use>texture[12]/wrap-t</use></wrap-t>
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<internal-format><use>texture[12]/internal-format</use></internal-format>
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</texture-unit>
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<texture-unit>
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<unit>6</unit>
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<type><use>texture[10]/type</use></type>
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<image><use>texture[10]/image</use></image>
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<filter><use>texture[10]/filter</use></filter>
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<wrap-s><use>texture[10]/wrap-s</use></wrap-s>
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<wrap-t><use>texture[10]/wrap-t</use></wrap-t>
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<internal-format><use>texture[10]/internal-format</use></internal-format>
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</texture-unit>
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<texture-unit>
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<unit>7</unit>
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<type><use>texture[11]/type</use></type>
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<image><use>texture[11]/image</use></image>
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<filter><use>texture[11]/filter</use></filter>
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<wrap-s><use>texture[11]/wrap-s</use></wrap-s>
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<wrap-t><use>texture[11]/wrap-t</use></wrap-t>
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<internal-format><use>texture[11]/internal-format</use></internal-format>
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</texture-unit>
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<program>
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<vertex-shader>Shaders/terrain-haze-ultra.vert</vertex-shader>
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<fragment-shader>Shaders/runway-lightfield.frag</fragment-shader>
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<fragment-shader>Shaders/cloud-shadowfunc.frag</fragment-shader>
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</program>
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<uniform>
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<name>visibility</name>
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@ -300,6 +247,211 @@
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<type>float</type>
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<value><use>moonlight</use></value>
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</uniform>
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<uniform>
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<name>cloudpos1_x</name>
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<type>float</type>
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<value><use>cloudpos1_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos1_y</name>
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<type>float</type>
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<value><use>cloudpos1_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos2_x</name>
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<type>float</type>
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<value><use>cloudpos2_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos2_y</name>
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<type>float</type>
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<value><use>cloudpos2_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos3_x</name>
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<type>float</type>
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<value><use>cloudpos3_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos3_y</name>
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<type>float</type>
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<value><use>cloudpos3_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos4_x</name>
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<type>float</type>
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<value><use>cloudpos4_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos4_y</name>
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<type>float</type>
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<value><use>cloudpos4_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos5_x</name>
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<type>float</type>
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<value><use>cloudpos5_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos5_y</name>
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<type>float</type>
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<value><use>cloudpos5_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos6_x</name>
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<type>float</type>
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<value><use>cloudpos6_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos6_y</name>
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<type>float</type>
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<value><use>cloudpos6_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos7_x</name>
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<type>float</type>
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<value><use>cloudpos7_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos7_y</name>
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<type>float</type>
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<value><use>cloudpos7_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos8_x</name>
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<type>float</type>
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<value><use>cloudpos8_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos8_y</name>
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<type>float</type>
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<value><use>cloudpos8_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos9_x</name>
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<type>float</type>
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<value><use>cloudpos9_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos9_y</name>
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<type>float</type>
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<value><use>cloudpos9_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos10_x</name>
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<type>float</type>
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<value><use>cloudpos10_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos10_y</name>
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<type>float</type>
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<value><use>cloudpos10_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos11_x</name>
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<type>float</type>
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<value><use>cloudpos11_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos11_y</name>
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<type>float</type>
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<value><use>cloudpos11_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos12_x</name>
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<type>float</type>
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<value><use>cloudpos12_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos12_y</name>
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<type>float</type>
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<value><use>cloudpos12_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos13_x</name>
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<type>float</type>
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<value><use>cloudpos13_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos13_y</name>
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<type>float</type>
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<value><use>cloudpos13_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos14_x</name>
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<type>float</type>
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<value><use>cloudpos14_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos14_y</name>
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<type>float</type>
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<value><use>cloudpos14_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos15_x</name>
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<type>float</type>
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<value><use>cloudpos15_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos15_y</name>
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<type>float</type>
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<value><use>cloudpos15_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos16_x</name>
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<type>float</type>
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<value><use>cloudpos16_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos16_y</name>
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<type>float</type>
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<value><use>cloudpos16_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos17_x</name>
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<type>float</type>
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<value><use>cloudpos17_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos17_y</name>
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<type>float</type>
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<value><use>cloudpos17_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos18_x</name>
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<type>float</type>
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<value><use>cloudpos18_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos18_y</name>
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<type>float</type>
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<value><use>cloudpos18_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos19_x</name>
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<type>float</type>
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<value><use>cloudpos19_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos19_y</name>
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<type>float</type>
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<value><use>cloudpos19_y</use></value>
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</uniform>
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<uniform>
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<name>cloudpos20_x</name>
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<type>float</type>
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<value><use>cloudpos20_x</use></value>
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</uniform>
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<uniform>
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<name>cloudpos20_y</name>
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<type>float</type>
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<value><use>cloudpos20_y</use></value>
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</uniform>
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<uniform>
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<name>cloud_shadow_flag</name>
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<type>int</type>
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<value><use>cloud_shadow_flag</use></value>
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</uniform>
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<uniform>
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<name>quality_level</name>
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<type>int</type>
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@ -320,21 +472,6 @@
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<type>sampler-2d</type>
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<value type="int">4</value>
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</uniform>
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<uniform>
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<name>mix_texture</name>
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<type>sampler-2d</type>
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<value type="int">5</value>
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</uniform>
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<uniform>
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<name>snow_texture</name>
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<type>sampler-2d</type>
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<value type="int">6</value>
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</uniform>
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<uniform>
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<name>detail_texture</name>
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<type>sampler-2d</type>
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<value type="int">7</value>
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</uniform>
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<uniform>
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<name>colorMode</name>
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<type>int</type>
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@ -4,7 +4,6 @@
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// Ambient term comes in gl_Color.rgb.
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varying vec4 diffuse_term;
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varying vec3 normal;
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//varying vec2 nvec;
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varying vec3 relPos;
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varying vec2 rawPos;
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varying vec3 ecViewdir;
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@ -12,13 +11,7 @@ varying vec3 ecViewdir;
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uniform sampler2D texture;
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uniform sampler2D NormalTex;
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//uniform sampler3D NoiseTex;
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//uniform sampler2D snow_texture;
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//uniform sampler2D detail_texture;
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//uniform sampler2D mix_texture;
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//varying float yprime_alt;
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//varying float mie_angle;
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varying float steepness;
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@ -37,8 +30,10 @@ uniform float wetness;
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uniform float fogstructure;
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uniform float snow_thickness_factor;
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uniform float cloud_self_shading;
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uniform int quality_level;
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uniform int tquality_level;
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uniform int cloud_shadow_flag;
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const float EarthRadius = 5800000.0;
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const float terminator_width = 200000.0;
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@ -48,7 +43,7 @@ float eShade;
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float yprime_alt;
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float mie_angle;
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float shadow_func (in float x, in float y, in float noise, in float dist);
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float rand2D(in vec2 co){
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return fract(sin(dot(co.xy ,vec2(12.9898,78.233))) * 43758.5453);
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@ -142,7 +137,6 @@ void main()
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yprime_alt = diffuse_term.a;
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//diffuse_term.a = 1.0;
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mie_angle = gl_Color.a;
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float effective_scattering = min(scattering, cloud_self_shading);
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@ -275,7 +269,6 @@ if ((dist < 5000.0)&& (quality_level > 3) && (wetness>0.0))
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{
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water_threshold1 = 1.0-0.5* wetness;
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water_threshold2 = 1.0 - 0.3 * wetness;
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//water_factor = smoothstep(water_threshold1, water_threshold2 , (0.3 * (2.0 * (1.0-noise_10m) + (1.0 -noise_5m)) * (1.0 - smoothstep(2000.0, 5000.0, dist))) - 5.0 * (1.0 -steepness));
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water_factor = smoothstep(water_threshold1, water_threshold2 , 0.5 * (noise_5m + (1.0 -noise_1m))) * (1.0 - smoothstep(1000.0, 3000.0, dist));
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}
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@ -291,8 +284,7 @@ if ((dist < 5000.0)&& (quality_level > 3) && (wetness>0.0))
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// If gl_Color.a == 0, this is a back-facing polygon and the
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// normal should be reversed.
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//n = (2.0 * gl_Color.a - 1.0) * normal;
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n = normal;//vec3 (nvec.x, nvec.y, sqrt(1.0 -pow(nvec.x,2.0) - pow(nvec.y,2.0) ));
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n = normal;
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n = normalize(n);
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NdotL = dot(n, lightDir);
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@ -300,12 +292,12 @@ if ((dist < 5000.0)&& (quality_level > 3) && (wetness>0.0))
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if (quality_level > 4)
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{
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NdotL = NdotL + (3.0 * N.r + 0.1 * (noise_01m-0.5))* (1.0 - water_factor) ;
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//NdotL = NdotL + 3.0 * N.r + 0.1 * (noise_01m-0.5) ;
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}
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if (NdotL > 0.0) {
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if (cloud_shadow_flag == 1)
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{NdotL = NdotL * shadow_func(relPos.x, relPos.y, 1.0, dist);}
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color += diffuse_term * NdotL;
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NdotHV = max(dot(n, halfVector), 0.0);
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//if (gl_FrontMaterial.shininess > 0.0)
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specular.rgb = ((gl_FrontMaterial.specular.rgb + (water_factor * vec3 (1.0, 1.0, 1.0)))
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* light_specular.rgb
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* pow(NdotHV, gl_FrontMaterial.shininess + (20.0 * water_factor)));
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