/**
* Fetch the maximum bounds of the scene.
*
* @return {@link Vector3} containing the maximum values along each axis.
*/
public Vector3 getSceneMaxBound() {
if (mSceneGraph != null) {
return mSceneGraph.getSceneMaxBound();
} else {
return new Vector3(Float.MAX_VALUE, Float.MAX_VALUE, Float.MAX_VALUE);
}
}
/**
* Recalculates the model matrix for this {@link ATransformable3D} object if necessary.
*
* @param parentMatrix {@link Matrix4} The parent matrix, if any, to apply to this object.
* @return A flag indicating whether the model matrix was recalculated or not.
*/
public boolean onRecalculateModelMatrix(Matrix4 parentMatrix) {
if (mIsModelMatrixDirty) {
calculateModelMatrix(parentMatrix);
if (mGraphNode != null) mGraphNode.updateObject(this);
mIsModelMatrixDirty = false;
return true;
}
return false;
}
public void render(
long ellapsedTime, double deltaTime, RenderTarget renderTarget, Material sceneMaterial) {
// Scene color-picking requests are relative to the prior frame's render
// state, so handle any pending request before applying this frame's updates...
if (mPickerInfo != null) {
doColorPicking(mPickerInfo);
// One-shot, once per frame at most
mPickerInfo = null;
}
performFrameTasks(); // Handle the task queue
synchronized (mFrameTaskQueue) {
if (mLightsDirty) {
updateMaterialsWithLights();
mLightsDirty = false;
}
}
synchronized (mNextSkyboxLock) {
// Check if we need to switch the skybox, and if so, do it.
if (mNextSkybox != null) {
mSkybox = mNextSkybox;
mNextSkybox = null;
}
}
synchronized (mNextCameraLock) {
// Check if we need to switch the camera, and if so, do it.
if (mNextCamera != null) {
mCamera = mNextCamera;
mCamera.setProjectionMatrix(mRenderer.getViewportWidth(), mRenderer.getViewportHeight());
mNextCamera = null;
}
}
int clearMask = mAlwaysClearColorBuffer ? GLES20.GL_COLOR_BUFFER_BIT : 0;
if (renderTarget != null) {
renderTarget.bind();
GLES20.glClearColor(mRed, mGreen, mBlue, mAlpha);
} else {
// GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, 0);
GLES20.glClearColor(mRed, mGreen, mBlue, mAlpha);
}
if (mEnableDepthBuffer) {
clearMask |= GLES20.GL_DEPTH_BUFFER_BIT;
GLES20.glEnable(GLES20.GL_DEPTH_TEST);
GLES20.glDepthFunc(GLES20.GL_LESS);
GLES20.glDepthMask(true);
GLES20.glClearDepthf(1.0f);
}
if (mAntiAliasingConfig.equals(ISurface.ANTI_ALIASING_CONFIG.COVERAGE)) {
clearMask |= GL_COVERAGE_BUFFER_BIT_NV;
}
GLES20.glClear(clearMask);
// Execute onPreFrame callbacks
// We explicitly break out the steps here to help the compiler optimize
final int preCount = mPreCallbacks.size();
if (preCount > 0) {
synchronized (mPreCallbacks) {
for (int i = 0; i < preCount; ++i) {
mPreCallbacks.get(i).onPreFrame(ellapsedTime, deltaTime);
}
}
}
// Update all registered animations
synchronized (mAnimations) {
for (int i = 0, j = mAnimations.size(); i < j; ++i) {
Animation anim = mAnimations.get(i);
if (anim.isPlaying()) anim.update(deltaTime);
}
}
// We are beginning the render process so we need to update the camera matrix before fetching
// its values
mCamera.onRecalculateModelMatrix(null);
// Get the view and projection matrices in advance
mVMatrix = mCamera.getViewMatrix();
mPMatrix = mCamera.getProjectionMatrix();
// Pre-multiply View and Projection matrices once for speed
mVPMatrix.setAll(mPMatrix).multiply(mVMatrix);
mInvVPMatrix.setAll(mVPMatrix).inverse();
mCamera.updateFrustum(mInvVPMatrix); // Update frustum plane
// Update the model matrices of all the lights
synchronized (mLights) {
final int numLights = mLights.size();
for (int i = 0; i < numLights; ++i) {
mLights.get(i).onRecalculateModelMatrix(null);
}
}
// Execute onPreDraw callbacks
// We explicitly break out the steps here to help the compiler optimize
final int preDrawCount = mPreDrawCallbacks.size();
if (preDrawCount > 0) {
synchronized (mPreDrawCallbacks) {
for (int i = 0; i < preDrawCount; ++i) {
mPreDrawCallbacks.get(i).onPreDraw(ellapsedTime, deltaTime);
}
}
}
if (mSkybox != null) {
GLES20.glDisable(GLES20.GL_DEPTH_TEST);
GLES20.glDepthMask(false);
mSkybox.setPosition(mCamera.getX(), mCamera.getY(), mCamera.getZ());
// Model matrix updates are deferred to the render method due to parent matrix needs
// Render the skybox
mSkybox.render(mCamera, mVPMatrix, mPMatrix, mVMatrix, null);
if (mEnableDepthBuffer) {
GLES20.glEnable(GLES20.GL_DEPTH_TEST);
GLES20.glDepthMask(true);
}
}
if (sceneMaterial != null) {
sceneMaterial.useProgram();
sceneMaterial.bindTextures();
}
synchronized (mChildren) {
for (int i = 0, j = mChildren.size(); i < j; ++i) {
// Model matrix updates are deferred to the render method due to parent matrix needs
mChildren.get(i).render(mCamera, mVPMatrix, mPMatrix, mVMatrix, sceneMaterial);
}
}
if (mDisplaySceneGraph) {
mSceneGraph.displayGraph(mCamera, mVPMatrix, mPMatrix, mVMatrix);
}
if (sceneMaterial != null) {
sceneMaterial.unbindTextures();
}
synchronized (mPlugins) {
for (int i = 0, j = mPlugins.size(); i < j; i++) mPlugins.get(i).render();
}
if (renderTarget != null) {
renderTarget.unbind();
}
// Execute onPostFrame callbacks
// We explicitly break out the steps here to help the compiler optimize
final int postCount = mPostCallbacks.size();
if (postCount > 0) {
synchronized (mPostCallbacks) {
for (int i = 0; i < postCount; ++i) {
mPostCallbacks.get(i).onPostFrame(ellapsedTime, deltaTime);
}
}
}
}