Skip to content

Commit

Permalink
added more init params, update, and keybinding
Browse files Browse the repository at this point in the history
  • Loading branch information
@i-make-robots
i-make-robots committed Dec 15, 2023
1 parent 7deca63 commit e6a7a91
Showing 1 changed file with 100 additions and 22 deletions.
122 changes: 100 additions & 22 deletions src/main/java/com/marginallyclever/ro3/render/Viewport.java
View file
Original file line number Diff line number Diff line change
Expand Up @@ -4,10 +4,12 @@
import com.jogamp.opengl.GLAutoDrawable;
import com.jogamp.opengl.GLEventListener;
import com.marginallyclever.convenience.helpers.MatrixHelper;
import com.marginallyclever.convenience.helpers.OpenGLHelper;
import com.marginallyclever.ro3.Registry;
import com.marginallyclever.ro3.node.Node;
import com.marginallyclever.ro3.node.nodes.Camera;
import com.marginallyclever.ro3.node.nodes.MeshInstance;
import com.marginallyclever.robotoverlord.preferences.GraphicsPreferences;
import com.marginallyclever.robotoverlord.systems.render.ShaderProgram;
import com.marginallyclever.robotoverlord.systems.render.mesh.Mesh;
import org.slf4j.Logger;
Expand All @@ -17,6 +19,8 @@
import javax.vecmath.Matrix4d;
import javax.vecmath.Vector3d;
import java.awt.*;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.ArrayList;
Expand All @@ -43,6 +47,8 @@ public class Viewport extends OpenGLPanel implements GLEventListener {
private final JSpinner fovSpinner = new JSpinner(new SpinnerNumberModel(fovY, 1, 180, 1));
private ShaderProgram shaderDefault;

private final Vector3d moveCamera = new Vector3d();

public Viewport() {
super("Viewport");
}
Expand All @@ -56,6 +62,37 @@ public Viewport(String tabText) {
addNearSpinner();
addFarSpinner();
addOrthographicCheckbox();
addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
switch(e.getKeyCode()) {
case KeyEvent.VK_W: moveCamera.x=+1; break;
case KeyEvent.VK_S: moveCamera.x=-1; break;
case KeyEvent.VK_A: moveCamera.y=+1; break;
case KeyEvent.VK_D: moveCamera.y=-1; break;
case KeyEvent.VK_Q: moveCamera.z=+1; break;
case KeyEvent.VK_E: moveCamera.z=-1; break;
default: break;
}
System.out.println("Press "+e.getKeyCode()+" "+e.getKeyChar()+" "+e.getKeyLocation()+" "+e.isActionKey()+" "+e.isAltDown()+" "+e.isAltGraphDown()+" "+e.isConsumed()+" "+e.isControlDown()+" "+e.isMetaDown()+" "+e.isShiftDown());
super.keyPressed(e);
}

@Override
public void keyReleased(KeyEvent e) {
switch(e.getKeyCode()) {
case KeyEvent.VK_W: moveCamera.x=0; break;
case KeyEvent.VK_S: moveCamera.x=0; break;
case KeyEvent.VK_A: moveCamera.y=0; break;
case KeyEvent.VK_D: moveCamera.y=0; break;
case KeyEvent.VK_Q: moveCamera.z=0; break;
case KeyEvent.VK_E: moveCamera.z=0; break;
default: break;
}
System.out.println("Release "+e.getKeyCode()+" "+e.getKeyChar()+" "+e.getKeyLocation()+" "+e.isActionKey()+" "+e.isAltDown()+" "+e.isAltGraphDown()+" "+e.isConsumed()+" "+e.isControlDown()+" "+e.isMetaDown()+" "+e.isShiftDown());
super.keyReleased(e);
}
});
}

@Override
Expand Down Expand Up @@ -177,12 +214,44 @@ private Matrix4d getViewMatrix() {

@Override
public void init(GLAutoDrawable glAutoDrawable) {
logger.info("init");
super.init(glAutoDrawable);

GL3 gl3 = glAutoDrawable.getGL().getGL3();

// turn on vsync
gl3.setSwapInterval(GraphicsPreferences.verticalSync.get() ? 1 : 0);

// make things pretty
gl3.glEnable(GL3.GL_LINE_SMOOTH);
gl3.glEnable(GL3.GL_POLYGON_SMOOTH);
gl3.glHint(GL3.GL_POLYGON_SMOOTH_HINT, GL3.GL_NICEST);
// depth testing and culling options
gl3.glEnable(GL3.GL_DEPTH_TEST);
gl3.glDepthFunc(GL3.GL_LESS);
gl3.glDepthMask(true);
// Don't draw triangles facing away from camera
gl3.glEnable(GL3.GL_CULL_FACE);
gl3.glCullFace(GL3.GL_BACK);
// default blending option for transparent materials
gl3.glEnable(GL3.GL_BLEND);
gl3.glBlendFunc(GL3.GL_SRC_ALPHA, GL3.GL_ONE_MINUS_SRC_ALPHA);

gl3.glActiveTexture(GL3.GL_TEXTURE0);
// create the default shader
shaderDefault = new ShaderProgram(gl3,
readResource("default_330.vert"),
readResource("default_330.frag"));
shaderDefault.use(gl3);
shaderDefault.setVector3d(gl3,"lightColor",new Vector3d(1,1,1)); // Light color
shaderDefault.set4f(gl3,"objectColor",1,1,1,1);
shaderDefault.setVector3d(gl3,"specularColor",new Vector3d(0.5,0.5,0.5));
shaderDefault.setVector3d(gl3,"ambientLightColor",new Vector3d(0.2,0.2,0.2));
shaderDefault.set1f(gl3,"useVertexColor",0);
shaderDefault.set1i(gl3,"useLighting",1);
shaderDefault.set1i(gl3,"useTexture",0);
shaderDefault.set1i(gl3,"diffuseTexture",0);
OpenGLHelper.checkGLError(gl3,logger);
}

protected String [] readResource(String resourceName) {
Expand All @@ -200,20 +269,21 @@ public void init(GLAutoDrawable glAutoDrawable) {

@Override
public void dispose(GLAutoDrawable glAutoDrawable) {
logger.info("dispose");
super.dispose(glAutoDrawable);
GL3 gl3 = glAutoDrawable.getGL().getGL3();
shaderDefault.delete(gl3);
unloadAllMeshes(gl3);
}

@Override
public void reshape(GLAutoDrawable glAutoDrawable, int x, int y, int width, int height) {
logger.info("reshape {}x{}",width,height);
canvasWidth = width;
canvasHeight = height;
GL3 gl3 = glAutoDrawable.getGL().getGL3();
forceReloadAllMeshes(gl3);
}

private void forceReloadAllMeshes(GL3 gl3) {
private void unloadAllMeshes(GL3 gl3) {
List<Node> toScan = new ArrayList<>(Registry.scene.getChildren());
while(!toScan.isEmpty()) {
Node node = toScan.remove(0);
Expand All @@ -231,27 +301,23 @@ private void forceReloadAllMeshes(GL3 gl3) {
@Override
public void display(GLAutoDrawable glAutoDrawable) {
super.display(glAutoDrawable);
if (camera == null) return;

GL3 gl = glAutoDrawable.getGL().getGL3();
updateAllNodes(0.03);

if (camera == null) return;

shaderDefault.use(gl);
shaderDefault.setMatrix4d(gl,"viewMatrix",getViewMatrix());
shaderDefault.setMatrix4d(gl,"projectionMatrix",getChosenProjectionMatrix());
Vector3d p = camera.getPosition();
p.add(moveCamera);
camera.setPosition(p);

// draw the scene
GL3 gl3 = glAutoDrawable.getGL().getGL3();
shaderDefault.use(gl3);
shaderDefault.setMatrix4d(gl3,"viewMatrix",getViewMatrix());
shaderDefault.setMatrix4d(gl3,"projectionMatrix",getChosenProjectionMatrix());
OpenGLHelper.checkGLError(gl3,logger);

shaderDefault.setVector3d(gl,"lightPos",camera.getPosition()); // Light position in world space
shaderDefault.setVector3d(gl,"cameraPos",camera.getPosition()); // Camera position in world space
shaderDefault.setVector3d(gl,"lightColor",new Vector3d(1,1,1)); // Light color
shaderDefault.set4f(gl,"objectColor",1,1,1,1);
shaderDefault.setVector3d(gl,"specularColor",new Vector3d(0.5,0.5,0.5));
shaderDefault.setVector3d(gl,"ambientLightColor",new Vector3d(0.2,0.2,0.2));
shaderDefault.set1f(gl,"useVertexColor",0);
shaderDefault.set1i(gl,"diffuseTexture",0);
shaderDefault.set1i(gl,"useLighting",0);
shaderDefault.set1i(gl,"useTexture",0);
shaderDefault.set1i(gl,"diffuseTexture",0);
shaderDefault.setVector3d(gl3,"lightPos",camera.getPosition()); // Light position in world space
shaderDefault.setVector3d(gl3,"cameraPos",camera.getPosition()); // Camera position in world space

// find all MeshInstance nodes in Registry
List<Node> toScan = new ArrayList<>(Registry.scene.getChildren());
Expand All @@ -262,11 +328,23 @@ public void display(GLAutoDrawable glAutoDrawable) {
// if they have a mesh, draw it.
Mesh mesh = meshInstance.getMesh();
if(mesh==null) continue;
shaderDefault.setMatrix4d(gl,"modelMatrix",meshInstance.getWorld());
mesh.render(gl);
Matrix4d m = meshInstance.getWorld();
m.transpose();
shaderDefault.setMatrix4d(gl3,"modelMatrix",m);
mesh.render(gl3);
OpenGLHelper.checkGLError(gl3,logger);
}

toScan.addAll(node.getChildren());
}
}

private void updateAllNodes(double dt) {
List<Node> toScan = new ArrayList<>(Registry.scene.getChildren());
while(!toScan.isEmpty()) {
Node node = toScan.remove(0);
node.update(dt);
toScan.addAll(node.getChildren());
}
}
}

0 comments on commit e6a7a91

Please sign in to comment.