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FullScreenContainer for scaling all children up to full screen
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redhorizon-cli/source/nz/net/ultraq/redhorizon/cli/mediaplayer/ImageScript.groovy
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...engine/source/nz/net/ultraq/redhorizon/engine/scenegraph/nodes/FullScreenContainer.groovy
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| @@ -0,0 +1,144 @@ | ||
| /* | ||
| * Copyright 2024, Emanuel Rabina (http://www.ultraq.net.nz/) | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
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| package nz.net.ultraq.redhorizon.engine.scenegraph.nodes | ||
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| import nz.net.ultraq.redhorizon.engine.graphics.Colour | ||
| import nz.net.ultraq.redhorizon.engine.graphics.GraphicsElement | ||
| import nz.net.ultraq.redhorizon.engine.graphics.GraphicsRenderer | ||
| import nz.net.ultraq.redhorizon.engine.graphics.GraphicsRequests.MeshRequest | ||
| import nz.net.ultraq.redhorizon.engine.graphics.GraphicsRequests.ShaderRequest | ||
| import nz.net.ultraq.redhorizon.engine.graphics.Mesh | ||
| import nz.net.ultraq.redhorizon.engine.graphics.MeshType | ||
| import nz.net.ultraq.redhorizon.engine.graphics.Shader | ||
| import nz.net.ultraq.redhorizon.engine.graphics.VertexBufferLayout | ||
| import nz.net.ultraq.redhorizon.engine.graphics.VertexBufferLayoutPart | ||
| import nz.net.ultraq.redhorizon.engine.graphics.opengl.PrimitivesShader | ||
| import nz.net.ultraq.redhorizon.engine.scenegraph.Node | ||
| import nz.net.ultraq.redhorizon.engine.scenegraph.Scene | ||
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| import org.joml.Vector2f | ||
| import org.joml.primitives.Rectanglef | ||
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| /** | ||
| * A node used for making its children take up the whole screen. | ||
| * | ||
| * @author Emanuel Rabina | ||
| */ | ||
| class FullScreenContainer extends Node<FullScreenContainer> implements GraphicsElement { | ||
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| static enum FillMode { | ||
| STRETCH, | ||
| ASPECT_RATIO | ||
| } | ||
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| FillMode fillMode = FillMode.ASPECT_RATIO | ||
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| @Override | ||
| void delete(GraphicsRenderer renderer) { | ||
| } | ||
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| @Override | ||
| void init(GraphicsRenderer renderer) { | ||
| } | ||
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| @Override | ||
| void onSceneAdded(Scene scene) { | ||
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| bounds | ||
| .set(scene.window.renderResolution as Rectanglef) | ||
| .center() | ||
| // transform.translate(-bounds.lengthX() / 2 as float, -bounds.lengthY() / 2 as float) | ||
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| // Update children to take up the full screen | ||
| children.each { child -> | ||
| switch (fillMode) { | ||
| case FillMode.ASPECT_RATIO -> { | ||
| child.transform.scaleXY(bounds.calculateScaleToFit(child.bounds)) | ||
| } | ||
| case FillMode.STRETCH -> { | ||
| child.transform.scaleXY( | ||
| bounds.lengthX() / child.bounds.lengthX() as float, | ||
| bounds.lengthY() / child.bounds.lengthY() as float | ||
| ) | ||
| } | ||
| } | ||
| } | ||
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| addChild(new Outline()) | ||
| super.onSceneAdded(scene) | ||
| } | ||
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| @Override | ||
| void render(GraphicsRenderer renderer) { | ||
| } | ||
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| // TODO: Make this a primitives node | ||
| static class Outline extends Node<Outline> implements GraphicsElement { | ||
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| private Mesh mesh | ||
| private Shader shader | ||
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| @Override | ||
| void delete(GraphicsRenderer renderer) { | ||
| } | ||
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| @Override | ||
| void init(GraphicsRenderer renderer) { | ||
| } | ||
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| @Override | ||
| void onSceneAdded(Scene scene) { | ||
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| // bounds.set( | ||
| // parent.bounds.minX + 5 as float, | ||
| // parent.bounds.minY + 5 as float, | ||
| // parent.bounds.maxX - 5 as float, | ||
| // parent.bounds.maxY - 5 as float | ||
| // ) | ||
| bounds.set(0, 0, 10, 10) | ||
| mesh = scene | ||
| .requestCreateOrGet(new MeshRequest( | ||
| MeshType.LINE_LOOP, | ||
| new VertexBufferLayout(VertexBufferLayoutPart.COLOUR, VertexBufferLayoutPart.POSITION), | ||
| Colour.GREEN, | ||
| bounds as Vector2f[] | ||
| )) | ||
| .get() | ||
| shader = scene | ||
| .requestCreateOrGet(new ShaderRequest(PrimitivesShader.NAME)) | ||
| .get() | ||
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| super.onSceneAdded(scene) | ||
| } | ||
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| @Override | ||
| void onSceneRemoved(Scene scene) { | ||
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| scene.requestDelete(mesh) | ||
| } | ||
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| @Override | ||
| void render(GraphicsRenderer renderer) { | ||
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| if (!mesh || !shader) { | ||
| return | ||
| } | ||
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| renderer.draw(mesh, transform, shader) | ||
| } | ||
| } | ||
| } |
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