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@@ -202,15 +202,21 @@ class HeightMapTile {
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if( root != null ) throw "assert";
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root = new h3d.scene.Mesh(mesh.grid);
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root.material.mainPass.setPassName("terrain");
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+ root.material.shadows = false;
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root.x = hmap.size * tx;
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root.y = hmap.size * ty;
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+ var shadows = new h3d.scene.Mesh(mesh.shadowGrid, root);
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+ shadows.material.shadows = false;
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+ shadows.material.mainPass.setPassName("shadow");
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+
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inline function getTextures(k) return hmap.getTextures(k,tx,ty);
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var htex = getTextures(Height)[0];
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var splat = getTextures(SplatMap);
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var normal = getTextures(Normal)[0];
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var shader = root.material.mainPass.addShader(new HeightMapShader());
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+ shadows.material.mainPass.addShader(shader);
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shader.hasHeight = htex != null;
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shader.heightMap = shader.heightMapFrag = htex;
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shader.hasNormal = normal != null;
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@@ -269,6 +275,7 @@ class HeightMapMesh extends h3d.scene.Object {
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var hmap : HeightMap;
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var grid : HeightGrid;
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+ var shadowGrid : HeightGrid;
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public function new(hmap, ?parent) {
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super(parent);
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@@ -347,6 +354,8 @@ class HeightMapMesh extends h3d.scene.Object {
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var size = hmap.size;
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var width = htex == null ? Std.int(size) : Math.ceil(htex.width * hmap.heightPrecision);
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var height = htex == null ? Std.int(size) : Math.ceil(htex.height * hmap.heightPrecision);
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+ var swidth = width >> (4 - hmap.shadowQuality);
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+ var sheight = width >> (4 - hmap.shadowQuality);
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width >>= (4 - hmap.quality);
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height >>= (4 - hmap.quality);
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if( width < 4 ) width = 4;
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@@ -359,6 +368,17 @@ class HeightMapMesh extends h3d.scene.Object {
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grid.addUVs();
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grid.addNormals();
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}
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+ var cw = size/swidth, ch = size/sheight;
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+ if( shadowGrid == null || shadowGrid.width != swidth || shadowGrid.height != sheight || shadowGrid.cellWidth != cw || shadowGrid.cellHeight != ch ) {
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+ if( swidth == width )
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+ shadowGrid = grid;
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+ else {
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+ shadowGrid = new HeightGrid(swidth,sheight,cw,ch);
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+ shadowGrid.zMin = hmap.minZ;
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+ shadowGrid.zMax = hmap.maxZ;
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+ shadowGrid.addUVs();
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+ }
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+ }
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}
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}
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@@ -384,6 +404,7 @@ class HeightMap extends Object3D {
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@:s var minZ = -10;
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@:s var maxZ = 30;
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@:s public var quality = 4;
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+ @:s public var shadowQuality = 4;
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@:s var sizeX = 0;
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@:s var sizeY = 0;
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@:s var autoSize = false;
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@@ -641,6 +662,8 @@ class HeightMap extends Object3D {
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for( t in tilesCache )
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t.remove();
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tilesCache = new Map();
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+ var mesh = cast(ctx.local3d,HeightMapMesh);
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+ mesh.init();
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}
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function getHScale() {
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@@ -686,6 +709,7 @@ class HeightMap extends Object3D {
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<dt>MinZ</dt><dd><input type="range" min="-1000" max="0" field="minZ"/></dd>
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<dt>MaxZ</dt><dd><input type="range" min="0" max="1000" field="maxZ"/></dd>
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<dt>Quality</dt><dd><input type="range" min="0" max="4" field="quality" step="1"/></dd>
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+ <dt>Shadows Quality</dt><dd><input type="range" min="0" max="4" field="shadowQuality" step="1"/></dd>
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'+(hasSplat ? '
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<dt>Albedo Tiling</dt><dd><input type="range" field="albedoTiling"/>
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<dt>Splat Mode</dt><dd>
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Nicolas Cannasse