Exemplo n.º 1
0
  @Override
  public void draw(final Renderer r) {
    initialize(r);

    updateTranslations();

    final double camWaterDist = waterPlane.pseudoDistance(cam.getLocation());
    aboveWater = camWaterDist >= 0;

    if (isSupported()) {
      waterShader.setUniform("tangent", tangent);
      waterShader.setUniform("binormal", binormal);
      waterShader.setUniform("useFadeToFogColor", useFadeToFogColor);
      waterShader.setUniform("waterColor", waterColorStart);
      waterShader.setUniform("waterColorEnd", waterColorEnd);
      waterShader.setUniform("normalTranslation", (float) normalTranslation);
      waterShader.setUniform("refractionTranslation", (float) refractionTranslation);
      waterShader.setUniform("abovewater", aboveWater);
      if (useProjectedShader) {
        waterShader.setUniform("cameraPos", cam.getLocation());
        waterShader.setUniform("waterHeight", (float) waterPlane.getConstant());
        waterShader.setUniform("amplitude", (float) waterMaxAmplitude);
        waterShader.setUniform("heightFalloffStart", (float) heightFalloffStart);
        waterShader.setUniform("heightFalloffSpeed", (float) heightFalloffSpeed);
      }

      final double heightTotal = clipBias + waterMaxAmplitude - waterPlane.getConstant();
      final Vector4 clipPlane = Vector4.fetchTempInstance();

      if (useReflection) {
        clipPlane.set(
            waterPlane.getNormal().getX(),
            waterPlane.getNormal().getY(),
            waterPlane.getNormal().getZ(),
            heightTotal);
        renderReflection(clipPlane);
      }

      if (useRefraction && aboveWater) {
        clipPlane.set(
            -waterPlane.getNormal().getX(),
            -waterPlane.getNormal().getY(),
            -waterPlane.getNormal().getZ(),
            -waterPlane.getConstant());
        renderRefraction(clipPlane);
      }
    }

    if (fallbackTextureState != null) {
      fallbackTextureStateMatrix.setM31(normalTranslation);
      fallbackTexture.setTextureMatrix(fallbackTextureStateMatrix);
    }

    super.draw(r);
  }
Exemplo n.º 2
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  private void modifyProjectionMatrix(final Vector4 clipPlane) {
    // Get the current projection matrix
    projectionMatrix = cam.getProjectionMatrix().toArray(projectionMatrix);

    // Get the inverse transpose of the current modelview matrix
    final ReadOnlyMatrix4 modelViewMatrixInvTrans =
        tRenderer.getCamera().getModelViewMatrix().invert(tmpMatrix).transposeLocal();
    modelViewMatrixInvTrans.applyPre(clipPlane, clipPlane);

    // Calculate the clip-space corner point opposite the clipping plane
    // as (sgn(clipPlane.x), sgn(clipPlane.y), 1, 1) and
    // transform it into camera space by multiplying it
    // by the inverse of the projection matrix
    cornerPoint.setX((sign(clipPlane.getX()) + projectionMatrix[8]) / projectionMatrix[0]);
    cornerPoint.setY((sign(clipPlane.getY()) + projectionMatrix[9]) / projectionMatrix[5]);
    cornerPoint.setZ(-1.0);
    cornerPoint.setW((1.0 + projectionMatrix[10]) / projectionMatrix[14]);

    // Calculate the scaled plane vector
    final Vector4 scaledPlaneVector =
        clipPlane.multiply((2.0 / clipPlane.dot(cornerPoint)), cornerPoint);

    // Replace the third row of the projection matrix
    projectionMatrix[2] = scaledPlaneVector.getX();
    projectionMatrix[6] = scaledPlaneVector.getY();
    projectionMatrix[10] = scaledPlaneVector.getZ() + 1.0;
    projectionMatrix[14] = scaledPlaneVector.getW();

    // Load it back into OpenGL
    final Matrix4 newProjectionMatrix = tmpMatrix.fromArray(projectionMatrix);
    tRenderer.getCamera().setProjectionMatrix(newProjectionMatrix);
  }
Exemplo n.º 3
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  @Override
  protected void initExample() {
    _canvas.setTitle("Interact Example");

    final Camera camera = _canvas.getCanvasRenderer().getCamera();
    camera.setLocation(-20, 70, 180);
    camera.lookAt(0, 0, 0, Vector3.UNIT_Y);

    // setup our interact controls
    addControls();

    // create a floor to act as a reference.
    addFloor();

    // create an object or two to manipulate
    addObjects();
  }
Exemplo n.º 4
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  /**
   * Calculates the distance from a spatial to the camera. Distance is a squared distance.
   *
   * @param spat Spatial to check distance.
   * @return Distance from Spatial to current context's camera.
   */
  protected double distanceToCam(final Spatial spat) {
    if (spat._queueDistance != Double.NEGATIVE_INFINITY) {
      return spat._queueDistance;
    }

    final Camera cam = Camera.getCurrentCamera();

    if (spat.getWorldBound() != null && Vector3.isValid(spat.getWorldBound().getCenter())) {
      spat._queueDistance = spat.getWorldBound().distanceToEdge(cam.getLocation());
    } else {
      final ReadOnlyVector3 spatPosition = spat.getWorldTranslation();
      if (!Vector3.isValid(spatPosition)) {
        spat._queueDistance = Double.POSITIVE_INFINITY;
      } else {
        spat._queueDistance = cam.getLocation().distance(spatPosition);
      }
    }

    return spat._queueDistance;
  }
Exemplo n.º 5
0
  /** Render water refraction RTT */
  private void renderRefraction(final Vector4 clipPlane) {
    if (renderList.isEmpty()) {
      return;
    }

    refractionTime += tpf;
    if (refractionTime < refractionThrottle) {
      return;
    }
    refractionTime = 0;

    // tRenderer.getCamera().set(cam);
    tRenderer.getCamera().setLocation(cam.getLocation());
    tRenderer.getCamera().setDirection(cam.getDirection());
    tRenderer.getCamera().setUp(cam.getUp());
    tRenderer.getCamera().setLeft(cam.getLeft());

    CullHint cullMode = CullHint.Dynamic;
    if (skyBox != null) {
      cullMode = skyBox.getSceneHints().getCullHint();
      skyBox.getSceneHints().setCullHint(CullHint.Always);
    }

    tRenderer.getCamera().setProjectionMatrix(cam.getProjectionMatrix());

    texArray.clear();
    texArray.add(textureRefract);
    texArray.add(textureDepth);

    tRenderer.getCamera().update();
    tRenderer.getCamera().getModelViewMatrix();
    tRenderer.getCamera().getProjectionMatrix();

    tRenderer.render(renderList, texArray, Renderer.BUFFER_COLOR_AND_DEPTH);

    if (skyBox != null) {
      skyBox.getSceneHints().setCullHint(cullMode);
    }
  }
Exemplo n.º 6
0
 public void updateCamera() {
   if (isSupported()) {
     tRenderer
         .getCamera()
         .setFrustum(
             cam.getFrustumNear(),
             cam.getFrustumFar(),
             cam.getFrustumLeft(),
             cam.getFrustumRight(),
             cam.getFrustumTop(),
             cam.getFrustumBottom());
   }
 }
Exemplo n.º 7
0
  /**
   * Update the vertices for this particle, taking size, spin and viewer into consideration. In the
   * case of particle type ParticleType.GeomMesh, the original triangle normal is maintained rather
   * than rotating it to face the camera or parent vectors.
   *
   * @param cam Camera to use in determining viewer aspect. If null, or if parent is not set to
   *     camera facing, parent's left and up vectors are used.
   */
  public void updateVerts(final Camera cam) {
    final double orient = parent.getParticleOrientation() + values[VAL_CURRENT_SPIN];
    final double currSize = values[VAL_CURRENT_SIZE];

    if (type == ParticleSystem.ParticleType.GeomMesh
        || type == ParticleSystem.ParticleType.Point) {; // nothing to do
    } else if (cam != null && parent.isCameraFacing()) {
      final ReadOnlyVector3 camUp = cam.getUp();
      final ReadOnlyVector3 camLeft = cam.getLeft();
      final ReadOnlyVector3 camDir = cam.getDirection();
      if (parent.isVelocityAligned()) {
        bbX.set(_velocity).normalizeLocal().multiplyLocal(currSize);
        camDir.cross(bbX, bbY).normalizeLocal().multiplyLocal(currSize);
      } else if (orient == 0) {
        bbX.set(camLeft).multiplyLocal(currSize);
        bbY.set(camUp).multiplyLocal(currSize);
      } else {
        final double cA = MathUtils.cos(orient) * currSize;
        final double sA = MathUtils.sin(orient) * currSize;
        bbX.set(camLeft)
            .multiplyLocal(cA)
            .addLocal(camUp.getX() * sA, camUp.getY() * sA, camUp.getZ() * sA);
        bbY.set(camLeft)
            .multiplyLocal(-sA)
            .addLocal(camUp.getX() * cA, camUp.getY() * cA, camUp.getZ() * cA);
      }
    } else {
      bbX.set(parent.getLeftVector()).multiplyLocal(0);
      bbY.set(parent.getUpVector()).multiplyLocal(0);
    }

    final Vector3 tempVec3 = Vector3.fetchTempInstance();
    final FloatBuffer vertexBuffer = parent.getParticleGeometry().getMeshData().getVertexBuffer();
    switch (type) {
      case Quad:
        {
          _position.subtract(bbX, tempVec3).subtractLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 0);

          _position.subtract(bbX, tempVec3).addLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 1);

          _position.add(bbX, tempVec3).addLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 2);

          _position.add(bbX, tempVec3).subtractLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 3);
          break;
        }
      case GeomMesh:
        {
          final Quaternion tempQuat = Quaternion.fetchTempInstance();
          final ReadOnlyVector3 norm = triModel.getNormal();
          if (orient != 0) {
            tempQuat.fromAngleNormalAxis(orient, norm);
          }

          for (int x = 0; x < 3; x++) {
            if (orient != 0) {
              tempQuat.apply(triModel.get(x), tempVec3);
            } else {
              tempVec3.set(triModel.get(x));
            }
            tempVec3.multiplyLocal(currSize).addLocal(_position);
            BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + x);
          }
          Quaternion.releaseTempInstance(tempQuat);
          break;
        }
      case Triangle:
        {
          _position
              .subtract(3 * bbX.getX(), 3 * bbX.getY(), 3 * bbX.getZ(), tempVec3)
              .subtractLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 0);

          _position.add(bbX, tempVec3).addLocal(3 * bbY.getX(), 3 * bbY.getY(), 3 * bbY.getZ());
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 1);

          _position.add(bbX, tempVec3).subtractLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 2);
          break;
        }
      case Line:
        {
          _position.subtract(bbX, tempVec3);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex);

          _position.add(bbX, tempVec3);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 1);
          break;
        }
      case Point:
        {
          BufferUtils.setInBuffer(_position, vertexBuffer, startIndex);
          break;
        }
    }
    Vector3.releaseTempInstance(tempVec3);
  }
Exemplo n.º 8
0
  /** Render water reflection RTT */
  private void renderReflection(final Vector4 clipPlane) {
    if (renderList.isEmpty()) {
      return;
    }

    reflectionTime += tpf;
    if (reflectionTime < reflectionThrottle) {
      return;
    }
    reflectionTime = 0;

    if (aboveWater) {
      camLocation.set(cam.getLocation());

      double planeDistance = waterPlane.pseudoDistance(camLocation);
      calcVect.set(waterPlane.getNormal()).multiplyLocal(planeDistance * 2.0f);
      camReflectPos.set(camLocation.subtractLocal(calcVect));

      camLocation.set(cam.getLocation()).addLocal(cam.getDirection());
      planeDistance = waterPlane.pseudoDistance(camLocation);
      calcVect.set(waterPlane.getNormal()).multiplyLocal(planeDistance * 2.0f);
      camReflectDir
          .set(camLocation.subtractLocal(calcVect))
          .subtractLocal(camReflectPos)
          .normalizeLocal();

      camLocation.set(cam.getLocation()).addLocal(cam.getUp());
      planeDistance = waterPlane.pseudoDistance(camLocation);
      calcVect.set(waterPlane.getNormal()).multiplyLocal(planeDistance * 2.0f);
      camReflectUp
          .set(camLocation.subtractLocal(calcVect))
          .subtractLocal(camReflectPos)
          .normalizeLocal();

      camReflectLeft.set(camReflectUp).crossLocal(camReflectDir).normalizeLocal();

      tRenderer.getCamera().setLocation(camReflectPos);
      tRenderer.getCamera().setDirection(camReflectDir);
      tRenderer.getCamera().setUp(camReflectUp);
      tRenderer.getCamera().setLeft(camReflectLeft);
    } else {
      tRenderer.getCamera().setLocation(cam.getLocation());
      tRenderer.getCamera().setDirection(cam.getDirection());
      tRenderer.getCamera().setUp(cam.getUp());
      tRenderer.getCamera().setLeft(cam.getLeft());
    }

    if (skyBox != null) {
      tmpLocation.set(skyBox.getTranslation());
      skyBox.setTranslation(tRenderer.getCamera().getLocation());
      skyBox.updateGeometricState(0.0f);
      skyBox.getSceneHints().setCullHint(CullHint.Never);
    }

    texArray.clear();
    if (doBlurReflection) {
      texArray.add(textureReflect);
    } else {
      texArray.add(textureReflectBlur);
    }

    tRenderer.getCamera().setProjectionMode(ProjectionMode.Custom);
    tRenderer.getCamera().setProjectionMatrix(cam.getProjectionMatrix());
    tRenderer.render(skyBox, texArray, Renderer.BUFFER_COLOR_AND_DEPTH);

    if (skyBox != null) {
      skyBox.getSceneHints().setCullHint(CullHint.Always);
    }

    modifyProjectionMatrix(clipPlane);

    tRenderer.render(renderList, texArray, Renderer.BUFFER_NONE);

    if (doBlurReflection) {
      blurReflectionTexture();
    }

    if (skyBox != null) {
      skyBox.setTranslation(tmpLocation);
      skyBox.updateGeometricState(0.0f);
      skyBox.getSceneHints().setCullHint(CullHint.Never);
    }
  }
Exemplo n.º 9
0
  /**
   * Initialize texture renderers. Load water textures. Create shaders.
   *
   * @param r
   */
  private void initialize(final Renderer r) {
    if (cam == null || initialized) {
      return;
    }
    initialized = true;

    final ContextCapabilities caps = ContextManager.getCurrentContext().getCapabilities();

    if (useRefraction && useProjectedShader && caps.getNumberOfFragmentTextureUnits() < 6
        || useRefraction && caps.getNumberOfFragmentTextureUnits() < 5) {
      useRefraction = false;
      logger.info("Not enough textureunits, falling back to non refraction water");
    }

    if (!caps.isGLSLSupported()) {
      supported = false;
    }
    if (!(caps.isPbufferSupported() || caps.isFBOSupported())) {
      supported = false;
    }

    if (isSupported()) {
      tRenderer =
          TextureRendererFactory.INSTANCE.createTextureRenderer( //
              cam.getWidth() / renderScale, // width
              cam.getHeight() / renderScale, // height
              8, // Depth bits... TODO: Make configurable?
              0, // Samples... TODO: Make configurable?
              r,
              caps);

      // blurSampleDistance = 1f / ((float) cam.getHeight() / renderScale);

      tRenderer.setMultipleTargets(true);
      tRenderer.setBackgroundColor(new ColorRGBA(0.0f, 0.0f, 0.0f, 1.0f));
      tRenderer
          .getCamera()
          .setFrustum(
              cam.getFrustumNear(),
              cam.getFrustumFar(),
              cam.getFrustumLeft(),
              cam.getFrustumRight(),
              cam.getFrustumTop(),
              cam.getFrustumBottom());

      textureState = new TextureState();
      textureState.setEnabled(true);

      setupTextures();

      fullScreenQuad = new Quad("FullScreenQuad", cam.getWidth() / 4, cam.getHeight() / 4);
      fullScreenQuad.setTranslation(cam.getWidth() / 2, cam.getHeight() / 2, 0);
      fullScreenQuad.getSceneHints().setRenderBucketType(RenderBucketType.Ortho);
      fullScreenQuad.getSceneHints().setCullHint(CullHint.Never);
      fullScreenQuad.getSceneHints().setTextureCombineMode(TextureCombineMode.Replace);
      fullScreenQuad.getSceneHints().setLightCombineMode(LightCombineMode.Off);
      final TextureState ts = new TextureState();
      ts.setTexture(textureReflect);
      fullScreenQuad.setRenderState(ts);
      fullScreenQuad.setRenderState(blurShaderVertical);
      fullScreenQuad.updateWorldRenderStates(false);
    }

    if (!isSupported()) {
      createFallbackData();
    } else {
      noFog = new FogState();
      noFog.setEnabled(false);
    }

    getSceneHints().setCullHint(CullHint.Never);

    setWaterEffectOnSpatial(this);
  }
Exemplo n.º 10
0
  @Override
  protected void initExample() {
    _canvas.setTitle("Generating textures... please wait");

    final Camera cam = _canvas.getCanvasRenderer().getCamera();
    wside = cam.getWidth() / SPAN;
    hside = wside;
    padding = wside / 10;

    // Set up hud
    hud = new UIHud();
    hud.setupInput(_canvas, _physicalLayer, _logicalLayer);

    // Set up the frames
    for (int i = 0; i < views.length; i++) {
      views[i] = new UIPanel();
      views[i].setLocalComponentSize(wside, hside);
      views[i].layout();
      hud.add(views[i]);
    }

    // Set up the panels
    for (int i = 0; i < COUNT; i++) {
      srcs[i] =
          new UIPanel(null) {
            @Override
            public boolean mousePressed(
                final com.ardor3d.input.MouseButton button,
                final com.ardor3d.input.InputState state) {
              if (zoom || this == zoomed) {
                toggleZoom(this);
              }
              return true;
            };
          };
      srcs[i].setTooltipPopTime(25);
    }

    // set up our different textures...

    int index = 0;

    // check
    setCheck(srcs[index++]);

    // mandelbrot
    setMandelbrot(srcs[index++]);

    // voronoi
    setVoronoi(srcs[index++]);

    // *** 'Planet' example:
    final Function3D terrain = Functions.scaleInput(Functions.simplexNoise(), 2, 2, 1);
    terrainColors = new ReadOnlyColorRGBA[256];
    terrainColors[0] = new ColorRGBA(0, 0, .5f, 1);
    terrainColors[95] = new ColorRGBA(0, 0, 1, 1);
    terrainColors[127] = new ColorRGBA(0, .5f, 1, 1);
    terrainColors[137] = new ColorRGBA(240 / 255f, 240 / 255f, 64 / 255f, 1);
    terrainColors[143] = new ColorRGBA(32 / 255f, 160 / 255f, 0, 1);
    terrainColors[175] = new ColorRGBA(224 / 255f, 224 / 255f, 0, 1);
    terrainColors[223] = new ColorRGBA(128 / 255f, 128 / 255f, 128 / 255f, 1);
    terrainColors[255] = ColorRGBA.WHITE;
    GeneratedImageFactory.fillInColorTable(terrainColors);

    // simplex - luminance
    setTerrain(srcs[index], terrain, false, false);
    srcs[index++].setTooltipText("Simplex noise.");

    // simplex + FBM - luminance
    setTerrain(srcs[index], terrain, true, false);
    srcs[index++].setTooltipText("Simplex noise + Fractional Brownian Motion (fBm).");

    // color ramp
    setColors(srcs[index++]);

    // simplex + FBM - color
    setTerrain(srcs[index], terrain, true, true);
    srcs[index++].setTooltipText("Noise + Colormap == Something that looks like a map. :)");

    // *** A few textures derived from samples in the libnoise project.
    // *** Perhaps we can get an some better ones from the community :)
    // A simple wood grain
    setWoodGrain(srcs[index++]);

    // Jade
    setJade(srcs[index++]);

    // Slime
    setSlime(srcs[index++]);
    _canvas.setTitle("Generated Textures Example - Ardor3D");
  }