fgdata/Effects/scenery-lights.eff

<?xml version="1.0" encoding="utf-8"?>
<PropertyList>
  <name>Effects/scenery-lights</name>
  <parameters>
    <texture n="0">
      <type>light-sprite</type>
      <wrap-s>clamp</wrap-s>
      <wrap-t>clamp</wrap-t>
    </texture>
    <visibility><use>/environment/ground-visibility-m</use></visibility>
    <avisibility><use>/environment/visibility-m</use></avisibility>
    <lthickness><use>/environment/ground-haze-thickness-m</use></lthickness>
    <eye_alt><use>/sim/rendering/eye-altitude-m</use></eye_alt>
    <terminator><use>/environment/terminator-relative-position-m</use></terminator>
    <use_night_vision><use>/sim/rendering/als-filters/use-night-vision</use></use_night_vision>
    <use_IR_vision><use>/sim/rendering/als-filters/use-IR-vision</use></use_IR_vision>
    <sun_angle><use>/sim/time/sun-angle-rad</use></sun_angle>
    <fov><use>/sim/current-view/field-of-view</use></fov>
  </parameters>

  <technique n="10">
    <!-- ALS -->
    <predicate>
      <and>
        <property>/sim/rendering/point-sprites</property>
        <or>
          <property>/sim/rendering/shaders/skydome</property>
          <property>/sim/rendering/shaders/use-shaders</property>
        </or>
        <or>
          <less-equal>
            <value type="float">2.0</value>
            <glversion/>
          </less-equal>
          <and>
            <extension-supported>GL_ARB_point_sprite</extension-supported>
            <extension-supported>GL_ARB_point_parameters</extension-supported>
            <extension-supported>GL_ARB_shader_objects</extension-supported>
            <extension-supported>GL_ARB_shading_language_100</extension-supported>
            <extension-supported>GL_ARB_vertex_shader</extension-supported>
            <extension-supported>GL_ARB_fragment_shader</extension-supported>
          </and>
        </or>
      </and>
    </predicate>
    <pass>
      <render-bin>
        <bin-number>8</bin-number>
        <bin-name>DepthSortedBin</bin-name>
      </render-bin>
      <lighting>false</lighting>
      <blend>
        <source>src-alpha</source>
        <destination>one-minus-src-alpha</destination>
      </blend>
      <depth>
        <write-mask>false</write-mask>
      </depth>
      <cull-face>off</cull-face>
      <polygon-mode>
        <front>point</front>
        <back>point</back>
      </polygon-mode>
      <texture-unit>
        <unit>0</unit>
        <point-sprite>true</point-sprite>
        <type><use>texture[0]/type</use></type>
        <wrap-s><use>texture[0]/wrap-s</use></wrap-s>
        <wrap-t><use>texture[0]/wrap-t</use></wrap-t>
      </texture-unit>
      <program>
        <vertex-shader>Shaders/scenery-lights.vert</vertex-shader>
        <fragment-shader>Shaders/scenery-lights.frag</fragment-shader>
        <fragment-shader>Shaders/noise.frag</fragment-shader>
        <attribute>
          <name>lightParams</name>
          <index>11</index>
        </attribute>
        <attribute>
          <name>animationParams</name>
          <index>12</index>
        </attribute>
        <attribute>
          <name>directionParams1</name>
          <index>13</index>
        </attribute>
        <attribute>
          <name>directionParams2</name>
          <index>14</index>
        </attribute>
      </program>
      <uniform>
        <name>visibility</name>
        <type>float</type>
        <value><use>visibility</use></value>
      </uniform>
      <uniform>
        <name>avisibility</name>
        <type>float</type>
        <value><use>avisibility</use></value>
      </uniform>
      <uniform>
        <name>hazeLayerAltitude</name>
        <type>float</type>
        <value><use>lthickness</use></value>
      </uniform>
      <uniform>
        <name>eye_alt</name>
        <type>float</type>
        <value><use>eye_alt</use></value>
      </uniform>
      <uniform>
        <name>use_night_vision</name>
        <type>bool</type>
        <value><use>use_night_vision</use></value>
      </uniform>
      <uniform>
        <name>use_IR_vision</name>
        <type>bool</type>
        <value><use>use_IR_vision</use></value>
      </uniform>
      <uniform>
        <name>sun_angle</name>
        <type>float</type>
        <value><use>sun_angle</use></value>
      </uniform>
      <uniform>
        <name>fov</name>
        <type>float</type>
        <value><use>fov</use></value>
      </uniform>
      <uniform>
        <name>texture</name>
        <type>sampler-2d</type>
        <value type="int">0</value>
      </uniform>
      <uniform>
        <name>terminator</name>
        <type>float</type>
        <value><use>terminator</use></value>
      </uniform>
      <vertex-program-point-size>true</vertex-program-point-size>
    </pass>
  </technique>

  <technique n="17">
    <!-- Combined technique -->
    <predicate>
      <and>
        <property>/sim/rendering/point-sprites</property>
        <or>
          <less-equal>
            <value type="float">2.0</value>
            <glversion/>
          </less-equal>
          <and>
            <extension-supported>GL_ARB_point_sprite</extension-supported>
            <extension-supported>GL_ARB_point_parameters</extension-supported>
          </and>
        </or>
      </and>
    </predicate>
    <pass>
      <render-bin>
        <bin-number>8</bin-number>
        <bin-name>DepthSortedBin</bin-name>
      </render-bin>
      <lighting>false</lighting>
      <depth>
        <write-mask>false</write-mask>
      </depth>
      <blend>
        <source>src-alpha</source>
        <destination>one-minus-src-alpha</destination>
      </blend>
      <alpha-test>
        <comparison>gequal</comparison>
        <reference type="float">0.1</reference>
      </alpha-test>
      <cull-face>back</cull-face>
      <polygon-mode>
        <front>point</front>
      </polygon-mode>
      <point>
        <min-size><use>min-size</use></min-size>
        <max-size><use>max-size</use></max-size>
        <size><use>size</use></size>
        <attenuation><use>attenuation</use></attenuation>
      </point>
      <texture-unit>
        <unit>0</unit>
        <point-sprite>true</point-sprite>
        <type><use>texture[0]/type</use></type>
        <wrap-s><use>texture[0]/wrap-s</use></wrap-s>
        <wrap-t><use>texture[0]/wrap-t</use></wrap-t>
      </texture-unit>
    </pass>
  </technique>

  <technique n="18">
    <!-- Sprite technique -->
    <predicate>
      <and>
        <property>/sim/rendering/point-sprites</property>
        <or>
          <less-equal>
            <value type="float">2.0</value>
            <glversion/>
          </less-equal>
          <extension-supported>GL_ARB_point_sprite</extension-supported>
        </or>
      </and>
    </predicate>
    <pass>
      <render-bin>
        <bin-number>8</bin-number>
        <bin-name>DepthSortedBin</bin-name>
      </render-bin>
      <lighting>false</lighting>
      <depth>
        <write-mask>false</write-mask>
      </depth>
      <blend>
        <source>src-alpha</source>
        <destination>one-minus-src-alpha</destination>
      </blend>
      <cull-face><use>cull-face</use></cull-face>
      <polygon-mode>
        <front>point</front>
      </polygon-mode>
      <texture-unit>
        <unit>0</unit>
        <point-sprite>true</point-sprite>
        <type><use>texture[0]/type</use></type>
        <wrap-s><use>texture[0]/wrap-s</use></wrap-s>
        <wrap-t><use>texture[0]/wrap-t</use></wrap-t>
      </texture-unit>
    </pass>
  </technique>

  <technique n="19">
    <!-- Attenuation technique -->
    <predicate>
      <and>
        <or>
          <less-equal>
            <value type="float">2.0</value>
            <glversion/>
          </less-equal>
          <extension-supported>GL_ARB_point_parameters</extension-supported>
        </or>
      </and>
    </predicate>
    <pass>
      <point>
        <min-size><use>min-size</use></min-size>
        <max-size><use>max-size</use></max-size>
        <size><use>size</use></size>
        <attenuation><use>attenuation</use></attenuation>
      </point>
      <render-bin>
        <bin-number>8</bin-number>
        <bin-name>DepthSortedBin</bin-name>
      </render-bin>
      <depth>
        <write-mask>false</write-mask>
      </depth>
      <blend>
        <source>src-alpha</source>
        <destination>one-minus-src-alpha</destination>
      </blend>
      <lighting>false</lighting>
      <cull-face><use>cull-face</use></cull-face>
      <polygon-mode>
        <front>point</front>
        <back>point</back>
      </polygon-mode>
    </pass>
  </technique>

  <technique n="20">
    <!-- Basic technique -->
    <pass>
      <render-bin>
        <bin-number>8</bin-number>
        <bin-name>DepthSortedBin</bin-name>
      </render-bin>
      <lighting>false</lighting>
      <depth>
        <write-mask>false</write-mask>
      </depth>
      <blend>
        <source>src-alpha</source>
        <destination>one-minus-src-alpha</destination>
      </blend>
      <cull-face><use>cull-face</use></cull-face>
      <polygon-mode>
        <front>point</front>
      </polygon-mode>
    </pass>
  </technique>
</PropertyList>