Earthview 2.1 - parallax mapping for cloud layer, lightning at night, Rayleigh scattering in atmosphere and minor bugfixes
This commit is contained in:
Thorsten Renk
parent
3d409359af
commit
48768ee9d2
16 changed files with 2257 additions and 1963 deletions
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@ -26,6 +26,7 @@
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<use_IR_vision><use>/sim/rendering/als-filters/use-IR-vision</use></use_IR_vision>
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<display_xsize><use>/sim/startup/xsize</use></display_xsize>
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<display_ysize><use>/sim/startup/ysize</use></display_ysize>
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<arc_id>0.0</arc_id>
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</parameters>
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@ -77,9 +78,9 @@
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<shade-model>
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<use>shade-model</use>
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</shade-model>
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<cull-face>
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<!--<cull-face>
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<use>cull-face</use>
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</cull-face>
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</cull-face>-->
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<rendering-hint>
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<use>rendering-hint</use>
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</rendering-hint>
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@ -87,7 +88,7 @@
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<write-mask>false</write-mask>
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</depth>
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<render-bin>
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<bin-number>10</bin-number>
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<bin-number>111</bin-number>
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<bin-name>DepthSortedBin</bin-name>
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</render-bin>
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<texture-unit>
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@ -164,6 +165,11 @@
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<type>float</type>
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<value><use>brightness</use></value>
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</uniform>
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<uniform>
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<name>arc_id</name>
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<type>float</type>
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<value><use>arc_id</use></value>
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</uniform>
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<uniform>
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<name>use_filtering</name>
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<type>bool</type>
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@ -24,6 +24,9 @@
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<shade-effect><use>/earthview/shade-effect</use></shade-effect>
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<sun-angle><use>/sim/time/sun-angle-rad</use></sun-angle>
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<air_pollution><use>/environment/air-pollution-norm</use></air_pollution>
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<roi_x1><use>/earthview/roi-x1</use></roi_x1>
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<roi_y1><use>/earthview/roi-y1</use></roi_y1>
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<lightning><use>/earthview/lightning</use></lightning>
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<use_filtering><use>/sim/rendering/als-filters/use-filtering</use></use_filtering>
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<gamma><use>/sim/rendering/als-filters/gamma</use></gamma>
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<brightness><use>/sim/rendering/als-filters/brightness</use></brightness>
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@ -34,6 +37,7 @@
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<use_IR_vision><use>/sim/rendering/als-filters/use-IR-vision</use></use_IR_vision>
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<display_xsize><use>/sim/startup/xsize</use></display_xsize>
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<display_ysize><use>/sim/startup/ysize</use></display_ysize>
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</parameters>
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<generate>
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<normal type="int">15</normal>
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@ -195,6 +199,27 @@
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<use>sun-angle</use>
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</value>
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</uniform>
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<uniform>
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<name>lightning</name>
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<type>float</type>
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<value>
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<use>lightning</use>
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</value>
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</uniform>
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<uniform>
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<name>roi_x1</name>
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<type>float</type>
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<value>
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<use>roi_x1</use>
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</value>
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</uniform>
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<uniform>
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<name>roi_y1</name>
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<type>float</type>
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<value>
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<use>roi_y1</use>
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</value>
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</uniform>
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<uniform>
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<name>gamma</name>
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<type>float</type>
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@ -35,6 +35,7 @@
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<!-- DIFFUSE -->
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</material>
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<visibility><use>/environment/visibility-m</use></visibility>
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<air_pollution><use>/environment/air-pollution-norm</use></air_pollution>
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<use-clouds><use>/earthview/cloudsphere-flag</use></use-clouds>
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<use-cloud-shadows><use>/earthview/cloud-shadow-flag</use></use-cloud-shadows>
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<use-overlay-textures><use>/earthview/overlay-texture-flag</use></use-overlay-textures>
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@ -196,6 +197,13 @@
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<use>visibility</use>
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</value>
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</uniform>
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<uniform>
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<name>air_pollution</name>
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<type>float</type>
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<value>
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<use>air_pollution</use>
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</value>
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</uniform>
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<uniform>
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<name>sun_angle</name>
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<type>float</type>
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@ -412,6 +420,13 @@
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<use>visibility</use>
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</value>
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</uniform>
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<uniform>
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<name>air_pollution</name>
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<type>float</type>
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<value>
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<use>air_pollution</use>
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</value>
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</uniform>
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<uniform>
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<name>sun_angle</name>
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<type>float</type>
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9
Models/Astro/Effects/aurora_inner.eff
Executable file
9
Models/Astro/Effects/aurora_inner.eff
Executable file
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@ -0,0 +1,9 @@
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<?xml version="1.0" encoding="utf-8"?>
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<PropertyList>
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<name>aurora_inner</name>
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<inherits-from>Effects/planet-aurora</inherits-from>
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<parameters>
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<arc_id>1.0</arc_id>
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</parameters>
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</PropertyList>
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@ -1,49 +1,11 @@
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<?xml version="1.0"?>
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<PropertyList>
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<path>aurora_projection.ac</path>
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<animation>
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<type>scale</type>
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<x-offset>58030</x-offset>
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<y-offset>58030</y-offset>
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<z-offset>58030</z-offset>
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</animation>
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<animation>
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<enable-hot type="bool">false</enable-hot>
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</animation>
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<animation>
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<type>rotate</type>
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<property>/earthview/yaw-deg</property>
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<factor>1</factor>
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<offset-deg>0</offset-deg>
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<center>
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<x-m>0</x-m>
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<y-m>0</y-m>
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<z-m>0</z-m>
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</center>
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<axis>
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<x>0</x>
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<y>0</y>
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<z>1</z>
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</axis>
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</animation>
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<effect>
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<inherits-from>Effects/planet-aurora</inherits-from>
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<object-name>aurora</object-name>
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</effect>
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<model>
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<path>aurora_inner.xml</path>
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</model>
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<model>
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<path>aurora_outer.xml</path>
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</model>
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</PropertyList>
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43
Models/Astro/aurora_inner.xml
Executable file
43
Models/Astro/aurora_inner.xml
Executable file
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@ -0,0 +1,43 @@
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<?xml version="1.0"?>
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<PropertyList>
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<path>aurora_projection.ac</path>
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<animation>
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<type>scale</type>
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<x-offset>51030</x-offset>
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<y-offset>51030</y-offset>
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<z-offset>58030</z-offset>
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</animation>
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<animation>
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<enable-hot type="bool">false</enable-hot>
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</animation>
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<animation>
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<type>rotate</type>
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<property>/earthview/yaw-deg</property>
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<factor>1</factor>
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<offset-deg>0</offset-deg>
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<center>
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<x-m>0</x-m>
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<y-m>0</y-m>
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<z-m>0</z-m>
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</center>
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<axis>
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<x>0</x>
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<y>0</y>
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<z>1</z>
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</axis>
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</animation>
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<effect>
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<inherits-from>Models/Astro/Effects/aurora_inner</inherits-from>
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<object-name>aurora</object-name>
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</effect>
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</PropertyList>
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49
Models/Astro/aurora_outer.xml
Executable file
49
Models/Astro/aurora_outer.xml
Executable file
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@ -0,0 +1,49 @@
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<?xml version="1.0"?>
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<PropertyList>
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<path>aurora_projection.ac</path>
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<animation>
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<type>scale</type>
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<x-offset>58030</x-offset>
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<y-offset>58030</y-offset>
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<z-offset>58030</z-offset>
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</animation>
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<animation>
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<enable-hot type="bool">false</enable-hot>
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</animation>
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<animation>
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<type>rotate</type>
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<property>/earthview/yaw-deg</property>
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<factor>1</factor>
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<offset-deg>0</offset-deg>
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<center>
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<x-m>0</x-m>
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<y-m>0</y-m>
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<z-m>0</z-m>
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</center>
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<axis>
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<x>0</x>
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<y>0</y>
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<z>1</z>
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</axis>
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</animation>
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<effect>
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<inherits-from>Effects/planet-aurora</inherits-from>
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<object-name>aurora</object-name>
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</effect>
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</PropertyList>
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@ -2,6 +2,39 @@
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# Earthview orbital rendering
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###########################################################
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var lightning_table = [];
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var entry = [2.85, 30.28, 0.35, 0.045];
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append(lightning_table, entry);
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entry = [9.3,8.0,0.1, 0.105];
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append(lightning_table, entry);
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entry = [6.0, -72.0, 0.2, 0.09];
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append(lightning_table, entry);
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entry = [30.89, -112.0, 0.72, 0.34];
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append(lightning_table, entry);
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var check_lightning_table = func (lat, lon) {
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for (var i=0; i< size(lightning_table); i=i+1)
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{
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if (math.abs(lat - lightning_table[i][0]) < 15.0)
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{
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if (math.abs(lon - lightning_table[i][1]) < 15.0)
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{
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return i;
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}
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}
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}
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return -1;
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}
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var start = func() {
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if (earthview_running_flag ==1) {return;}
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@ -75,7 +108,7 @@ setprop("/environment/visibility-m", 80000.0);
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setprop("/sim/rendering/mie", 0.0);
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setprop("/sim/rendering/rayleigh", 0.00002);
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setprop("/sim/rendering/dome-density", 1.0);
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setprop("/earthview/shade-effect", 1.5);
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setprop("/earthview/shade-effect", 0.5);
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earth_model.l1 = setlistener("/earthview/show-n1", func(n) {load_sector (1, n);},0,0);
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earth_model.l2 = setlistener("/earthview/show-n2", func(n) {load_sector (2, n);},0,0);
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@ -89,6 +122,8 @@ earth_model.l8 = setlistener("/earthview/show-s4", func(n) {load_sector (8, n);}
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control_loop();
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slow_loop();
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}
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var stop = func () {
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@ -289,6 +324,71 @@ if (getprop("/earthview/control_loop_flag") ==1) {settimer( func {control_loop()
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}
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var slow_loop = func {
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if (earthview_running_flag == 0) {return;}
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# thunderstorms
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var lat = getprop("/position/latitude-deg");
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var lon = getprop("/position/longitude-deg") + getprop("/earthview/cloudsphere-angle");
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var index = check_lightning_table(lat, lon);
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if (index > -1)
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{
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rn = rand();
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if (rn < 0.3)
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{
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var roi_x_base = lightning_table[index][2];
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var roi_y_base = lightning_table[index][3];
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var rn = 0.005 * (2.0 * rand() - 0.5);
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setprop("/earthview/roi-x1", roi_x_base + rn);
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rn = 0.005 * (2.0 * rand() - 0.5);
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setprop("/earthview/roi-y1", roi_y_base + rn);
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lightning_strike();
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}
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}
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if (getprop("/earthview/control_loop_flag") ==1) {settimer( func {slow_loop(); },1.0);}
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}
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var lightning_strike = func {
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var rn = rand();
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var repeat = 1;
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if (rn > 0.5) {repeat = 2;}
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var duration = 0.1 + 0.1 * rand();
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var strength = 0.5 + 1.0 * rand();
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setprop("/earthview/lightning", strength);
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settimer( func{ setprop("/earthview/lightning", 0.0);}, duration);
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var duration1 = 0.1 + 0.1 * rand();
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if (repeat == 2)
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{
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settimer( func{ setprop("/earthview/lightning", strength);}, duration + 0.1);
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settimer( func{ setprop("/earthview/lightning", 0.0);}, duration + 0.1 + duration1);
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}
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}
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# rotate position of cloud tiles
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var adjust_cloud_tiles = func {
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@ -14,6 +14,7 @@ uniform float upper_alt_factor;
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uniform float penetration_factor;
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uniform float patchiness;
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uniform float afterglow;
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uniform float arc_id;
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uniform float osg_SimulationTime;
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float Noise2D(in vec2 coord, in float wavelength);
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@ -23,11 +24,12 @@ void main()
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{
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float vCoord = abs(vertex.z);
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float vCoord = abs(vertex.z) - 0.02 * arc_id;
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float aurora_time = 0.001 * osg_SimulationTime;
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float aurora_time = 0.001 * osg_SimulationTime + arc_id;
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float noise_01 = Noise2D( vec2(vertex.x +aurora_time, vertex.y), 0.05);
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float blend_factor = smoothstep(0.935, 0.955, vCoord - 0.001 * noise_01 - 0.02 * (1.0-upper_alt_factor));
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@ -4,6 +4,10 @@ varying vec3 vertex;
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varying vec3 normal;
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varying vec3 relVec;
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uniform float osg_SimulationTime;
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uniform float arc_id;
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void main()
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{
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@ -11,5 +15,14 @@ void main()
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vertex = gl_Vertex.xyz;
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vec3 ep = (gl_ModelViewMatrixInverse * vec4 (0.0, 0.0, 0.0, 1.0)).xyz;
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relVec = vertex - ep;
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gl_Position = ftransform();
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vec4 vert_out = gl_Vertex;
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float ang = dot(vert_out.xy, vec2 (0.0, 1.0));
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vert_out.x *= (1.0 + 0.05 * sin(ang + 0.1 * osg_SimulationTime + arc_id));
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vert_out.y *= (1.0 + 0.05 * sin(ang + 0.12 * osg_SimulationTime + arc_id));
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gl_Position = gl_ModelViewProjectionMatrix * vert_out;
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}
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@ -12,6 +12,10 @@ uniform float shade_effect;
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uniform float sun_angle;
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uniform float air_pollution;
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uniform float roi_x1;
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uniform float roi_y1;
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uniform float lightning;
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uniform bool use_overlay;
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uniform bool use_cloud_normals;
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@ -32,6 +36,17 @@ return cos1 * cos2 + sign * sin1 * sin2;
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}
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vec3 lightning_color (in vec2 coord)
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{
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vec2 roi1 = vec2 (roi_x1, roi_y1);
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float strength = 1.0 - smoothstep(0.0, 0.005, length(roi1 - coord));
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return strength * vec3 (0.43, 0.57, 1.0);
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}
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||||
|
||||
|
||||
void main()
|
||||
{
|
||||
|
|
@ -71,6 +86,9 @@ void main()
|
|||
vec3 binormal = cross(n, tangent);
|
||||
float NdotL2 = 0.0;
|
||||
|
||||
texel = texture2D(texture, gl_TexCoord[0].st);
|
||||
ref_texel = texel;
|
||||
|
||||
if (use_cloud_normals)
|
||||
{
|
||||
vec2 sun2d = vec2 (0.0, 1.0);
|
||||
|
|
@ -82,7 +100,18 @@ void main()
|
|||
|
||||
vec4 comp_texel = texture2D(texture, gl_TexCoord[0].st - 0.0005 * grad_dir);
|
||||
|
||||
float slope = shade_effect * (comp_texel.a - ref_texel.a);
|
||||
// parallax mapping
|
||||
|
||||
xOffset = -1.0 * dot(ecViewDir, tangent);
|
||||
yOffset = -1.0 * dot(ecViewDir, binormal);
|
||||
|
||||
grad_dir = normalize (vec2 (xOffset, yOffset));
|
||||
|
||||
texel = texture2D(texture, gl_TexCoord[0].st - 0.0005 * grad_dir * ref_texel.a * 0.7);
|
||||
|
||||
// relief shading based on gradient and parallax lookup
|
||||
|
||||
float slope = shade_effect * (comp_texel.a - ref_texel.a) * texel.a;
|
||||
float sign = -1.0;
|
||||
if (slope < 0.0) {sign = 1.0;}
|
||||
|
||||
|
|
@ -90,8 +119,13 @@ void main()
|
|||
|
||||
NdotL2 = dot (snormal, sun2d);
|
||||
NdotL = add_cosines(NdotL, NdotL2, sign );
|
||||
|
||||
|
||||
|
||||
|
||||
}
|
||||
|
||||
|
||||
color += diff_term * max(NdotL, 0.15) ;
|
||||
|
||||
|
||||
|
|
@ -101,15 +135,13 @@ void main()
|
|||
color.rgb *= smoothstep(-0.2, -0.1, NdotLraw);
|
||||
//
|
||||
|
||||
float darkness_fact = 1.0 - smoothstep(0.0,0.2, length(color.rgb));
|
||||
color.rgb += lightning_color(gl_TexCoord[0].st) * (1.0 - texel.a) * lightning * darkness_fact;
|
||||
|
||||
|
||||
color.a = diffuse_term.a;
|
||||
color.a = 1.0;//diffuse_term.a;
|
||||
color = clamp(color, 0.0, 1.0);
|
||||
texel = texture2D(texture, gl_TexCoord[0].st);
|
||||
|
||||
|
||||
|
||||
ref_texel = texel;
|
||||
structureTexel = texture2D(structure_texture, 20.0 * gl_TexCoord[0].st);
|
||||
|
||||
float noise = Noise2D( gl_TexCoord[0].st, 0.01);
|
||||
|
|
@ -129,6 +161,9 @@ void main()
|
|||
}
|
||||
|
||||
|
||||
texel.a = clamp((1.0 + darkness_fact) * texel.a, 0.0, 1.0);
|
||||
|
||||
|
||||
fragColor = color * texel;
|
||||
fragColor.rgb = filter_combined(fragColor.rgb);
|
||||
|
||||
|
|
|
|||
|
|
@ -9,6 +9,7 @@ varying vec3 ecViewDir;
|
|||
varying vec3 VTangent;
|
||||
|
||||
uniform float visibility;
|
||||
uniform float air_pollution;
|
||||
uniform float sun_angle;
|
||||
uniform bool use_clouds;
|
||||
uniform bool use_cloud_shadows;
|
||||
|
|
@ -116,7 +117,6 @@ void main()
|
|||
color.a = diffuse_term.a;
|
||||
|
||||
|
||||
|
||||
// This shouldn't be necessary, but our lighting becomes very
|
||||
// saturated. Clamping the color before modulating by the texture
|
||||
// is closer to what the OpenGL fixed function pipeline does.
|
||||
|
|
@ -141,18 +141,15 @@ void main()
|
|||
float distance_through_atmosphere = min(10.0 / (abs(angle)+0.001),500.0);
|
||||
|
||||
|
||||
float correction = smoothstep(-0.4, 0.0, dot(n, lightDir) - 0.45 ) ;
|
||||
//correction = correction + (1.0 - correction) * (1.0 - smoothstep(1.40, 1.57, sun_angle));
|
||||
float correction1 = 1.0 - smoothstep(1.4, 1.45, sun_angle);
|
||||
correction1 = 1.0;
|
||||
float fogLighting = clamp(NdotLfog,0.0,1.0) * length(diff_term.rgb/1.73);
|
||||
|
||||
//vec4 fogColor = vec4 (0.83,0.9,1.0,1.0) * clamp(length(diffuse_term.rgb/1.73 * correction * clamp(NdotL + correction1,0.01, 0.99) ),0.0,1.0);
|
||||
|
||||
vec4 fogColor = vec4 (0.83,0.9,1.0,1.0) * clamp(smoothstep(0.4, 1.0,NdotLfog),0.0,1.0) * length(diff_term.rgb/1.73);
|
||||
vec4 fogColor = vec4 (0.83,0.9,1.0,1.0) * fogLighting;
|
||||
vec3 rayleighColor = vec3 (0.17, 0.52, 0.87) * fogLighting;
|
||||
|
||||
float fogFactor = exp(-distance_through_atmosphere/(visibility/1000.0));
|
||||
float rayleighFactor = exp(-distance_through_atmosphere/(300.0 / (1.0 + 4.0 * air_pollution)) );
|
||||
|
||||
|
||||
fragColor.rgb = mix(rayleighColor, fragColor.rgb, rayleighFactor);
|
||||
fragColor = mix(fogColor, fragColor, fogFactor);
|
||||
|
||||
fragColor.rgb = filter_combined(fragColor.rgb);
|
||||
|
|
|
|||
|
|
@ -9,6 +9,7 @@ varying vec3 ecViewDir;
|
|||
varying vec3 VTangent;
|
||||
|
||||
uniform float visibility;
|
||||
uniform float air_pollution;
|
||||
uniform float sun_angle;
|
||||
uniform bool use_clouds;
|
||||
uniform bool use_cloud_shadows;
|
||||
|
|
@ -130,19 +131,17 @@ void main()
|
|||
float angle = dot(normalize(ecViewDir), normalize(normal));
|
||||
float distance_through_atmosphere = min(10.0 / (abs(angle)+0.001),500.0);
|
||||
|
||||
float fogLighting = clamp(NdotL,0.0,1.0) * length(diff_term.rgb/1.73);
|
||||
|
||||
float correction = smoothstep(-0.4, 0.0, dot(n, lightDir) - 0.45 ) ;
|
||||
//correction = correction + (1.0 - correction) * (1.0 - smoothstep(1.40, 1.57, sun_angle));
|
||||
float correction1 = 1.0 - smoothstep(1.4, 1.45, sun_angle);
|
||||
correction1 = 1.0;
|
||||
|
||||
//vec4 fogColor = vec4 (0.83,0.9,1.0,1.0) * clamp(length(diffuse_term.rgb/1.73 * correction * clamp(NdotL + correction1,0.01, 0.99) ),0.0,1.0);
|
||||
vec4 fogColor = vec4 (0.83,0.9,1.0,1.0) * fogLighting;
|
||||
vec3 rayleighColor = vec3 (0.17, 0.52, 0.87) * fogLighting;
|
||||
|
||||
vec4 fogColor = vec4 (0.83,0.9,1.0,1.0) * clamp(smoothstep(0.4, 1.0,NdotL),0.0,1.0) * length(diff_term.rgb/1.73);
|
||||
|
||||
float fogFactor = exp(-distance_through_atmosphere/(visibility/1000.0));
|
||||
float rayleighFactor = exp(-distance_through_atmosphere/(300.0 / (1.0 + 4.0 * air_pollution)) );
|
||||
|
||||
|
||||
fragColor.rgb = mix(rayleighColor, fragColor.rgb, rayleighFactor);
|
||||
fragColor = mix(fogColor, fragColor, fogFactor);
|
||||
|
||||
fragColor.rgb = filter_combined(fragColor.rgb);
|
||||
|
|
|
|||
|
|
@ -1369,6 +1369,9 @@ Started September 2000 by David Megginson, david@megginson.com
|
|||
<show-dummy type="bool" userarchive="n">false</show-dummy>
|
||||
<normal-flag type="bool" userarchive="y">false</normal-flag>
|
||||
<cloud-normal-flag type="bool" userarchive="y">false</cloud-normal-flag>
|
||||
<roi-x1 type="float" userarchive="n">0.0</roi-x1>
|
||||
<roi-y1 type="float" userarchive="n">0.0</roi-y1>
|
||||
<lightning type="float" userarchive="n">0.0</lightning>
|
||||
</earthview>
|
||||
</PropertyList>
|
||||
<!-- end of preferences.xml -->
|
||||
|
|
|
|||
|
|
@ -396,6 +396,42 @@
|
|||
<property>/environment/visibility-m</property>
|
||||
</text>
|
||||
|
||||
<text>
|
||||
<label> </label>
|
||||
</text>
|
||||
|
||||
</group>
|
||||
|
||||
<group>
|
||||
<layout>hbox</layout>
|
||||
<halign>right</halign>
|
||||
|
||||
<!-- gap -->
|
||||
<text>
|
||||
<label> </label>
|
||||
</text>
|
||||
|
||||
<text>
|
||||
<label>Relative dust density</label>
|
||||
</text>
|
||||
<slider>
|
||||
<name>air_pollution</name>
|
||||
<min>0.0</min>
|
||||
<max>1.0</max>
|
||||
<property>/environment/air-pollution-norm</property>
|
||||
<binding>
|
||||
<command>dialog-apply</command>
|
||||
<object-name>air_pollution</object-name>
|
||||
</binding>
|
||||
<live>true</live>
|
||||
</slider>
|
||||
<text>
|
||||
<label>12345678</label>
|
||||
<format>%.1f</format>
|
||||
<live>true</live>
|
||||
<property>/environment/air-pollution-norm</property>
|
||||
</text>
|
||||
|
||||
<!-- gap -->
|
||||
<text>
|
||||
<label> </label>
|
||||
|
|
|
|||
Loading…
Reference in a new issue