Add missing file

hrt/prefab/rfx/PointDistanceFog.hx

@@ -0,0 +1,127 @@
+package hrt.prefab.rfx;
+
+typedef PointDistanceFogProps = {
+ 	var startDistance : Float;
+	var endDistance : Float;
+	var startOpacity : Float;
+	var endOpacity : Float;
+
+	var startHeight : Float;
+	var endHeight : Float;
+	var startHeightOpacity : Float;
+	var endHeightOpacity : Float;
+
+	var startColor : Int;
+	var endColor : Int;
+	var startColorDistance : Float;
+	var endColorDistance : Float;
+	var renderMode : String;
+	var pointPosition : Dynamic;
+}
+
+class PointDistanceFog extends RendererFX {
+
+	var fogPass = new h3d.pass.ScreenFx(new hrt.shader.PointDistanceFog());
+	public var pointPosition : h3d.Vector;
+
+	public function new(?parent) {
+		super(parent);
+		props = ({
+			startDistance : 0,
+			endDistance : 100,
+			startOpacity : 0,
+			endOpacity : 1,
+			startHeight : 0,
+			endHeight : 100,
+			startHeightOpacity : 1,
+			endHeightOpacity : 0,
+		 	startColor : 0xffffff,
+	    	endColor : 0xffffff,
+			startColorDistance : 0,
+			endColorDistance : 100,
+			renderMode : "AfterTonemapping",
+			pointPosition : new h3d.Vector(0,0,0),
+		} : PointDistanceFogProps);
+
+		fogPass.pass.setBlendMode(Alpha);
+	}
+
+	override function apply(r:h3d.scene.Renderer, step:h3d.impl.RendererFX.Step) {
+		var p : PointDistanceFogProps = props;
+		if( (step == AfterTonemapping && p.renderMode == "AfterTonemapping") || (step == BeforeTonemapping && p.renderMode == "BeforeTonemapping") ) {
+			r.mark("PointDistanceFog");
+			var ctx = r.ctx;
+			var depth : hxsl.ChannelTexture = ctx.getGlobal("depthMap");
+
+			fogPass.shader.startDistance = p.startDistance;
+			fogPass.shader.endDistance = p.endDistance;
+			fogPass.shader.startOpacity = p.startOpacity;
+			fogPass.shader.endOpacity = p.endOpacity;
+
+			fogPass.shader.startHeight = p.startHeight;
+			fogPass.shader.endHeight = p.endHeight;
+			fogPass.shader.startHeightOpacity = p.startHeightOpacity;
+			fogPass.shader.endHeightOpacity = p.endHeightOpacity;
+
+			fogPass.shader.startColorDistance = p.startColorDistance;
+			fogPass.shader.endColorDistance = p.endColorDistance;
+			fogPass.shader.startColor = h3d.Vector.fromColor(p.startColor);
+			fogPass.shader.endColor = h3d.Vector.fromColor(p.endColor);
+			fogPass.shader.depthTextureChannel = depth.channel;
+			fogPass.shader.depthTexture = depth.texture;
+
+			if( pointPosition != null )
+				fogPass.shader.pointPosition.load(pointPosition);
+			else
+				fogPass.shader.pointPosition.set(p.pointPosition.x, p.pointPosition.y, p.pointPosition.z);
+
+			fogPass.shader.cameraPos = ctx.camera.pos;
+			fogPass.shader.cameraInverseViewProj.load(ctx.camera.getInverseViewProj());
+
+			fogPass.render();
+		}
+	}
+
+	#if editor
+	override function edit( ctx : hide.prefab.EditContext ) {
+		ctx.properties.add(new hide.Element('
+			<dl>
+				<div class="group" name="Point Position">
+					<dt>X</dt><dd><input type="range" min="0" max="10" field="pointPosition.x"/></dd>
+					<dt>Y</dt><dd><input type="range" min="0" max="10" field="pointPosition.y"/></dd>
+					<dt>Z</dt><dd><input type="range" min="0" max="10" field="pointPosition.z"/></dd>
+				</div>
+				<div class="group" name="Opacity">
+					<dt>Start Distance</dt><dd><input type="range" min="0" max="100" field="startDistance"/></dd>
+					<dt>End Distance</dt><dd><input type="range" min="0" max="100" field="endDistance"/></dd>
+					<dt>Start Opacity</dt><dd><input type="range" min="0" max="1" field="startOpacity"/></dd>
+					<dt>End Opacity</dt><dd><input type="range" min="0" max="1" field="endOpacity"/></dd>
+				</div>
+				<div class="group" name="Height Opacity">
+					<dt>Start Height</dt><dd><input type="range" min="0" max="100" field="startHeight"/></dd>
+					<dt>End Height</dt><dd><input type="range" min="0" max="100" field="endHeight"/></dd>
+					<dt>Start Opacity</dt><dd><input type="range" min="0" max="1" field="startHeightOpacity"/></dd>
+					<dt>End Opacity</dt><dd><input type="range" min="0" max="1" field="endHeightOpacity"/></dd>
+				</div>
+				<div class="group" name="Color">
+					<dt>Start Distance</dt><dd><input type="range" min="0" max="100" field="startColorDistance"/></dd>
+					<dt>End Distance</dt><dd><input type="range" min="0" max="100" field="endColorDistance"/></dd>
+					<dt>Start Color</dt><dd><input type="color" field="startColor"/></dd>
+					<dt>End Color</dt><dd><input type="color" field="endColor"/></dd>
+				</div>
+				<div class="group" name="Rendering">
+					<dt>Render Mode</dt>
+						<dd><select field="renderMode">
+							<option value="BeforeTonemapping">Before Tonemapping</option>
+							<option value="AfterTonemapping">After Tonemapping</option>
+						</select></dd>
+				</div>
+
+			</dl>
+		'),props);
+	}
+	#end
+
+	static var _ = Library.register("rfx.PointDistanceFog", PointDistanceFog);
+
+}