JOGL v2.6.0-rc-20250706
JOGL, High-Performance Graphics Binding for Java™ (public API).
UISceneDemo00.java
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1/**
2 * Copyright 2010-2024 JogAmp Community. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification, are
5 * permitted provided that the following conditions are met:
6 *
7 * 1. Redistributions of source code must retain the above copyright notice, this list of
8 * conditions and the following disclaimer.
9 *
10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
11 * of conditions and the following disclaimer in the documentation and/or other materials
12 * provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
15 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
16 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
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26 * or implied, of JogAmp Community.
27 */
28package com.jogamp.opengl.demos.graph.ui;
29
30import java.io.IOException;
31
32import com.jogamp.common.os.Clock;
33import com.jogamp.graph.curve.Region;
34import com.jogamp.graph.font.Font;
35import com.jogamp.graph.font.FontFactory;
36import com.jogamp.graph.font.FontSet;
37import com.jogamp.graph.ui.Scene;
38import com.jogamp.graph.ui.GraphShape;
39import com.jogamp.graph.ui.shapes.Button;
40import com.jogamp.math.Recti;
41import com.jogamp.math.geom.AABBox;
42import com.jogamp.math.util.PMVMatrix4f;
43import com.jogamp.newt.event.WindowAdapter;
44import com.jogamp.newt.event.WindowEvent;
45import com.jogamp.newt.opengl.GLWindow;
46import com.jogamp.opengl.GL;
47import com.jogamp.opengl.GLCapabilities;
48import com.jogamp.opengl.GLProfile;
49import com.jogamp.opengl.demos.util.CommandlineOptions;
50import com.jogamp.opengl.util.Animator;
51
52/**
53 * Res independent Shape, Scene attached to GLWindow showing simple linear Shape movement within one main function.
54 * <p>
55 * The shape is created using the normalized scene's default bounding box, normalized to 1 for the greater of width and height.
56 * </p>
57 * <p>
58 * Pass '-keep' to main-function to keep running after animation,
59 * then user can test Shape drag-move and drag-resize w/ 1-pointer.
60 * </p>
61 */
62public class UISceneDemo00 {
63 static CommandlineOptions options = new CommandlineOptions(1280, 720, Region.VBAA_RENDERING_BIT);
64
65 public static void main(final String[] args) throws IOException {
66 options.parse(args);
67 System.err.println(options);
68 final GLProfile reqGLP = GLProfile.get(options.glProfileName);
69 System.err.println("GLProfile: "+reqGLP);
70
71 // Resolution independent, no screen size
72 //
74 System.err.println("Font: "+font.getFullFamilyName());
75
76 final GraphShape shape = new Button(options.renderModes, font, "+", 0.10f, 0.10f/2.5f); // normalized: 1 is 100% surface size (width and/or height)
77 System.err.println("Shape bounds "+shape.getBounds(reqGLP));
78
79 final Scene scene = new Scene(options.graphAASamples);
80 scene.setPMVMatrixSetup(new MyPMVMatrixSetup());
81 scene.setClearParams(new float[] { 1f, 1f, 1f, 1f}, GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
82 scene.addShape(shape);
83 scene.setAAQuality(options.graphAAQuality);
84
85 final Animator animator = new Animator(0 /* w/o AWT */);
86
87 final GLCapabilities caps = new GLCapabilities(reqGLP);
88 caps.setAlphaBits(4);
89 System.out.println("Requested: " + caps);
90
91 final GLWindow window = GLWindow.create(caps);
92 window.setSize(options.surface_width, options.surface_height);
93 window.setTitle(UISceneDemo00.class.getSimpleName()+": "+window.getSurfaceWidth()+" x "+window.getSurfaceHeight());
94 window.setVisible(true);
95 window.addGLEventListener(scene);
96 window.addWindowListener(new WindowAdapter() {
97 @Override
98 public void windowResized(final WindowEvent e) {
99 window.setTitle(UISceneDemo00.class.getSimpleName()+": "+window.getSurfaceWidth()+" x "+window.getSurfaceHeight());
100 }
101 @Override
102 public void windowDestroyNotify(final WindowEvent e) {
103 animator.stop();
104 }
105 });
106
107 scene.attachInputListenerTo(window);
108
109 animator.add(window);
110 animator.start();
111
112 //
113 // After initial display we can use screen resolution post initial Scene.reshape(..)
114 // However, in this example we merely use the resolution to
115 // - Compute the animation values with DPI
116 scene.waitUntilDisplayed();
117
118 final AABBox sceneBox = scene.getBounds();
119 System.err.println("SceneBox "+sceneBox);
120 try { Thread.sleep(1000); } catch (final InterruptedException e1) { }
121
122 //
123 // Compute the metric animation values -> shape obj-velocity
124 //
125 final float min_obj = sceneBox.getMinX();
126 final float max_obj = sceneBox.getMaxX() - shape.getScaledWidth();
127
128 final int[] shapeSizePx = shape.getSurfaceSize(scene, new PMVMatrix4f(), new int[2]); // [px]
129 final float[] pixPerShapeUnit = shape.getPixelPerShapeUnit(shapeSizePx, new float[2]); // [px]/[shapeUnit]
130
131 final float pixPerMM = window.getPixelsPerMM(new float[2])[0]; // [px]/[mm]
132 final float dist_px = scene.getWidth() - shapeSizePx[0]; // [px]
133 final float dist_m = dist_px/pixPerMM/1e3f; // [m]
134 final float velocity = 50/1e3f; // [m]/[s]
135 final float velocity_px = velocity * 1e3f * pixPerMM; // [px]/[s]
136 final float velocity_obj = velocity_px / pixPerShapeUnit[0]; // [shapeUnit]/[s]
137 final float exp_dur_s = dist_m / velocity; // [s]
138
139 System.err.println();
140 System.err.printf("Shape: %d x %d [pixel], %.4f px/shape_unit%n", shapeSizePx[0], shapeSizePx[1], pixPerShapeUnit[0]);
141 System.err.printf("Shape: %s%n", shape);
142 System.err.println();
143 System.err.printf("Distance: %.0f pixel @ %.3f px/mm, %.3f mm%n", dist_px, pixPerMM, dist_m*1e3f);
144 System.err.printf("Velocity: %.3f mm/s, %.3f px/s, %.6f obj/s, expected travel-duration %.3f s%n",
145 velocity*1e3f, velocity_px, velocity_obj, exp_dur_s);
146
147 final long t0_us = Clock.currentNanos() / 1000; // [us]
148 long t1_us = t0_us;
149 shape.moveTo(min_obj, 0f, 0f); // move shape to min start position
150 while( shape.getPosition().x() < max_obj && window.isNativeValid() ) {
151 final long t2_us = Clock.currentNanos() / 1000;
152 final float dt_s = ( t2_us - t1_us ) / 1e6f;
153 t1_us = t2_us;
154
155 final float dx = velocity_obj * dt_s; // [shapeUnit]
156 // System.err.println("move ")
157
158 // Move on GL thread to have vsync for free
159 // Otherwise we would need to employ a sleep(..) w/ manual vsync
160 window.invoke(true, (drawable) -> {
161 shape.move(dx, 0f, 0f);
162 return true;
163 });
164 }
165 final float has_dur_s = ( ( Clock.currentNanos() / 1000 ) - t0_us ) / 1e6f; // [us]
166 System.err.printf("Actual travel-duration %.3f s, delay %.3f s%n", has_dur_s, has_dur_s-exp_dur_s);
167 try { Thread.sleep(1000); } catch (final InterruptedException e1) { }
168 if (!options.stayOpen) {
169 window.destroy();
170 }
171 }
172
173 static class MyPMVMatrixSetup extends Scene.DefaultPMVMatrixSetup {
174 @Override
175 public void set(final PMVMatrix4f pmv, final Recti viewport) {
176 super.set(pmv, viewport);
177
178 // Scale (back) to have normalized plane dimensions, 1 for the greater of width and height.
179 final AABBox planeBox0 = new AABBox();
180 setPlaneBox(planeBox0, pmv, viewport);
181 final float sx = planeBox0.getWidth();
182 final float sy = planeBox0.getHeight();
183 final float sxy = sx > sy ? sx : sy;
184 pmv.scaleP(sxy, sxy, 1f);
185 }
186 };
187
188}
Abstract Outline shape representation define the method an OutlineShape(s) is bound and rendered.
Definition: Region.java:62
static final int VBAA_RENDERING_BIT
Rendering-Mode bit for Region.
Definition: Region.java:115
The optional property jogamp.graph.font.ctor allows user to specify the FontConstructor implementatio...
static final FontSet get(final int font)
static final int UBUNTU
Ubuntu is the default font family, {@value}.
Graph based GLRegion Shape.
Definition: GraphShape.java:55
GraphUI Scene.
Definition: Scene.java:102
void addShape(final Shape s)
Adds a Shape.
Definition: Scene.java:287
final void setClearParams(final float[] clearColor, final int clearMask)
Sets the clear parameter for glClearColor(..) and glClear(..) to be issued at display(GLAutoDrawable)...
Definition: Scene.java:221
int setAAQuality(final int v)
Sets RegionRenderer#setAAQuality(int).
Definition: Scene.java:383
void waitUntilDisplayed()
Blocks until first display(GLAutoDrawable) has completed after construction or dispose(GLAutoDrawable...
Definition: Scene.java:584
final void setPMVMatrixSetup(final PMVMatrixSetup setup)
Set a custom PMVMatrixSetup.
Definition: Scene.java:745
int getWidth()
Returns the getViewport()'s width, set after initial reshape(GLAutoDrawable, int, int,...
Definition: Scene.java:774
AABBox getBounds(final PMVMatrix4f pmv, final Shape shape)
Returns AABBox dimension of given Shape from this container's perspective, i.e.
Definition: Scene.java:676
synchronized void attachInputListenerTo(final GLWindow window)
Definition: Scene.java:246
final Shape move(final float dtx, final float dty, final float dtz)
Move about scaled distance.
Definition: Shape.java:557
final Shape moveTo(final float tx, final float ty, final float tz)
Move to scaled position.
Definition: Shape.java:543
final float getScaledWidth()
Returns the scaled width of the bounding AABBox for this shape.
Definition: Shape.java:745
final Vec3f getPosition()
Returns position Vec3f reference, i.e.
Definition: Shape.java:587
final float[] getPixelPerShapeUnit(final int[] shapeSizePx, final float[] pixPerShape)
Retrieve pixel per scaled shape-coordinate unit, i.e.
Definition: Shape.java:1165
final AABBox getBounds()
Returns the unscaled bounding AABBox for this shape, borrowing internal instance.
Definition: Shape.java:732
final int[] getSurfaceSize(final PMVMatrix4f pmv, final Recti viewport, final int[] surfaceSize)
Retrieve surface (view) size in pixels of this shape.
Definition: Shape.java:1100
A GraphUI text labeled BaseButton GraphShape.
Definition: Button.java:61
Rectangle with x, y, width and height integer components.
Definition: Recti.java:34
Axis Aligned Bounding Box.
Definition: AABBox.java:54
final float getWidth()
Definition: AABBox.java:879
final float getHeight()
Definition: AABBox.java:883
PMVMatrix4f implements the basic computer graphics Matrix4f pack using projection (P),...
void setAlphaBits(final int alphaBits)
Sets the number of bits requested for the color buffer's alpha component.
NEWT Window events are provided for notification purposes ONLY.
An implementation of GLAutoDrawable and Window interface, using a delegated Window instance,...
Definition: GLWindow.java:121
final int getSurfaceHeight()
Returns the height of this GLDrawable's surface client area in pixel units.
Definition: GLWindow.java:466
final void setTitle(final String title)
Definition: GLWindow.java:297
final float[] getPixelsPerMM(final float[] ppmmStore)
Returns the pixels per millimeter of this window's NativeSurface according to the main monitor's curr...
Definition: GLWindow.java:520
final int getSurfaceWidth()
Returns the width of this GLDrawable's surface client area in pixel units.
Definition: GLWindow.java:461
final void setSize(final int width, final int height)
Sets the size of the window's client area in window units, excluding decorations.
Definition: GLWindow.java:625
final void setVisible(final boolean visible)
Calls setVisible(true, visible), i.e.
Definition: GLWindow.java:615
final void addWindowListener(final WindowListener l)
Appends the given com.jogamp.newt.event.WindowListener to the end of the list.
Definition: GLWindow.java:882
final void destroy()
Destroys all resources associated with this GLAutoDrawable, inclusive the GLContext.
Definition: GLWindow.java:605
static GLWindow create(final GLCapabilitiesImmutable caps)
Creates a new GLWindow attaching a new Window referencing a new default Screen and default Display wi...
Definition: GLWindow.java:169
Specifies a set of OpenGL capabilities.
Specifies the the OpenGL profile.
Definition: GLProfile.java:77
static GLProfile get(final AbstractGraphicsDevice device, String profile)
Returns a GLProfile object.
Res independent Shape, Scene attached to GLWindow showing simple linear Shape movement within one mai...
static void main(final String[] args)
int graphAASamples
Sample count for Graph Region AA render-modes: Region#VBAA_RENDERING_BIT or Region#MSAA_RENDERING_BIT...
int graphAAQuality
Pass2 AA-quality rendering for Graph Region AA render-modes: VBAA_RENDERING_BIT.
final synchronized void add(final GLAutoDrawable drawable)
Adds a drawable to this animator's list of rendering drawables.
final synchronized boolean start()
Starts this animator, if not running.
Definition: Animator.java:344
final synchronized boolean stop()
Stops this animator.
Definition: Animator.java:368
static final int FAMILY_LIGHT
Font family LIGHT, {@value}.
Definition: FontSet.java:39
Font get(int family, int stylebits)
static final int STYLE_SERIF
SERIF style/family bit flag.
Definition: FontSet.java:54
Interface wrapper for font implementation.
Definition: Font.java:60
String getFullFamilyName()
Shall return the family and subfamily name, separated a dash.
boolean invoke(boolean wait, GLRunnable glRunnable)
Enqueues a one-shot GLRunnable, which will be executed within the next display() call after all regis...
void addGLEventListener(GLEventListener listener)
Adds the given listener to the end of this drawable queue.
static final int GL_DEPTH_BUFFER_BIT
GL_ES_VERSION_2_0, GL_VERSION_1_1, GL_VERSION_1_0, GL_VERSION_ES_1_0 Define "GL_DEPTH_BUFFER_BIT" wit...
Definition: GL.java:738