Draw brush icon previews
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luboslenco
@@ -7,8 +7,11 @@ import iron.Scene;
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import iron.RenderPath;
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import iron.object.MeshObject;
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import iron.math.Mat4;
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import iron.math.Vec4;
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import arm.ui.UITrait;
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import arm.render.RenderPathPreview;
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import arm.render.RenderPathPaint;
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import arm.render.RenderPathDeferred;
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import arm.node.MaterialParser;
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import arm.io.ImportFont;
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import arm.Tool;
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@@ -17,6 +20,7 @@ class RenderUtil {
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public static inline var matPreviewSize = 256;
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public static inline var decalPreviewSize = 512;
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static var defaultMaterial: arm.data.MaterialSlot;
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public static function makeMaterialPreview() {
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UITrait.inst.materialPreview = true;
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@@ -179,4 +183,153 @@ class RenderUtil {
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if (fontName == "default.ttf") return UITrait.inst.ui.ops.font;
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return ImportFont.fontMap.get(fontName);
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}
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public static function makeBrushPreview() {
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// Prepare layers
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if (RenderPathPaint.liveLayer == null) {
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RenderPathPaint.liveLayer = new arm.data.LayerSlot("_live");
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RenderPathPaint.liveLayer.createMask(0x00000000);
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}
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var l = RenderPathPaint.liveLayer;
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l.texpaint.g4.begin();
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l.texpaint.g4.clear(kha.Color.fromFloats(0.0, 0.0, 0.0, 0.0)); // Base
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l.texpaint.g4.end();
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l.texpaint_nor.g4.begin();
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l.texpaint_nor.g4.clear(kha.Color.fromFloats(0.5, 0.5, 1.0, 0.0)); // Nor
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l.texpaint_nor.g4.end();
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l.texpaint_pack.g4.begin();
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l.texpaint_pack.g4.clear(kha.Color.fromFloats(1.0, 0.0, 0.0, 0.0)); // Occ, rough, met
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l.texpaint_pack.g4.end();
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if (Context.brush.image == null) {
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Context.brush.image = Image.createRenderTarget(matPreviewSize, matPreviewSize);
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Context.brush.imageIcon = Image.createRenderTarget(50, 50);
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}
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// var _material = Context.material;
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// if (defaultMaterial == null) {
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// defaultMaterial = new arm.data.MaterialSlot();
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// }
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// Context.material = defaultMaterial;
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// MaterialParser.parsePaintMaterial();
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RenderPathPaint.useLiveLayer(true);
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var path = RenderPath.active;
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var hid = History.undoI - 1 < 0 ? Config.raw.undo_steps - 1 : History.undoI - 1;
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path.renderTargets.set("texpaint_undo" + hid, path.renderTargets.get("empty_black"));
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// Set plane mesh
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var painto = Context.paintObject;
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var visibles: Array<Bool> = [];
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for (p in Project.paintObjects) {
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visibles.push(p.visible);
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p.visible = false;
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}
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var mergedObjectVisible = false;
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if (Context.mergedObject != null) {
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mergedObjectVisible = Context.mergedObject.visible;
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Context.mergedObject.visible = false;
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}
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var cam = Scene.active.camera;
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UITrait.inst.savedCamera.setFrom(cam.transform.local);
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var savedFov = cam.data.raw.fov;
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ViewportUtil.updateCameraType(CameraPerspective);
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var m = Mat4.identity();
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m.translate(0, 0, 0.5);
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cam.transform.setMatrix(m);
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cam.data.raw.fov = 0.92;
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cam.buildProjection();
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cam.buildMatrix();
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m.getInverse(Scene.active.camera.VP);
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var planeo: MeshObject = cast Scene.active.getChild(".Plane");
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planeo.visible = true;
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Context.paintObject = planeo;
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var v = new Vec4();
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var sx = v.set(m._00, m._01, m._02).length();
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planeo.transform.rot.fromEuler(-Math.PI / 2, 0, 0);
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planeo.transform.scale.set(sx, 1.0, sx);
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planeo.transform.loc.set(m._30, -m._31, 0.0);
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planeo.transform.buildMatrix();
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RenderPathDeferred.drawGbuffer();
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// Paint brush preview
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var _brushRadius = UITrait.inst.brushRadius;
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var _brushOpacity = UITrait.inst.brushOpacity;
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var _brushHardness = UITrait.inst.brushHardness;
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UITrait.inst.brushRadius = 0.25;
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UITrait.inst.brushOpacity = 1.0;
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UITrait.inst.brushHardness = 0.8;
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var _x = UITrait.inst.paintVec.x;
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var _y = UITrait.inst.paintVec.y;
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var _lastX = UITrait.inst.lastPaintVecX;
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var _lastY = UITrait.inst.lastPaintVecY;
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var _pdirty = Context.pdirty;
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Context.pdirty = 2;
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// var pointsX = [0.2, 0.5, 0.5, 0.8, 0.8];
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// var pointsY = [0.5, 0.2, 0.6, 0.3, 0.7];
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var pointsX = [0.2, 0.2, 0.35, 0.5, 0.5, 0.5, 0.65, 0.8, 0.8, 0.8];
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var pointsY = [0.5, 0.5, 0.35, 0.2, 0.4, 0.6, 0.45, 0.3, 0.5, 0.7];
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for (i in 1...pointsX.length) {
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UITrait.inst.lastPaintVecX = pointsX[i - 1];
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UITrait.inst.lastPaintVecY = pointsY[i - 1];
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UITrait.inst.paintVec.x = pointsX[i];
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UITrait.inst.paintVec.y = pointsY[i];
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RenderPathPaint.commandsPaint();
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}
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UITrait.inst.brushRadius = _brushRadius;
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UITrait.inst.brushOpacity = _brushOpacity;
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UITrait.inst.brushHardness = _brushHardness;
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UITrait.inst.paintVec.x = _x;
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UITrait.inst.paintVec.y = _y;
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UITrait.inst.lastPaintVecX = _lastX;
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UITrait.inst.lastPaintVecY = _lastY;
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Context.pdirty = _pdirty;
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// Context.material = _material;
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// Restore paint mesh
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planeo.visible = false;
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for (i in 0...Project.paintObjects.length) {
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Project.paintObjects[i].visible = visibles[i];
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}
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if (Context.mergedObject != null) {
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Context.mergedObject.visible = mergedObjectVisible;
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}
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Context.paintObject = painto;
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Scene.active.camera.transform.setMatrix(UITrait.inst.savedCamera);
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Scene.active.camera.data.raw.fov = savedFov;
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ViewportUtil.updateCameraType(UITrait.inst.cameraType);
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Scene.active.camera.buildProjection();
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Scene.active.camera.buildMatrix();
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RenderPathPaint.useLiveLayer(false);
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// Scale layer down to to image preview
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var l = RenderPathPaint.liveLayer;
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var target = Context.brush.image;
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target.g2.begin(true, 0x00000000);
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target.g2.drawScaledImage(l.texpaint, 0, 0, target.width, target.height);
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target.g2.end();
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// Scale image preview down to to icon
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path.renderTargets.get("texpreview").image = Context.brush.image;
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path.renderTargets.get("texpreview_icon").image = Context.brush.imageIcon;
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path.setTarget("texpreview_icon");
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path.bindTarget("texpreview", "tex");
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path.drawShader("shader_datas/supersample_resolve/supersample_resolve");
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Context.brush.previewReady = true;
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Context.brushBlendDirty = true;
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}
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}
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