/src/main/java/org/distorted/library/main/DistortedOutputSurface.java - Annotate - Distorted Android

library / src / main / java / org / distorted / library / main / DistortedOutputSurface.java @ 406e2f6b

1	c5369f1b	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
2			// Copyright 2016 Leszek Koltunski //
3			// //
4			// This file is part of Distorted. //
5			// //
6			// Distorted is free software: you can redistribute it and/or modify //
7			// it under the terms of the GNU General Public License as published by //
8			// the Free Software Foundation, either version 2 of the License, or //
9			// (at your option) any later version. //
10			// //
11			// Distorted is distributed in the hope that it will be useful, //
12			// but WITHOUT ANY WARRANTY; without even the implied warranty of //
13			// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
14			// GNU General Public License for more details. //
15			// //
16			// You should have received a copy of the GNU General Public License //
17			// along with Distorted. If not, see <http://www.gnu.org/licenses/>. //
18			///////////////////////////////////////////////////////////////////////////////////////////////////
19
20	fe82a979	Leszek Koltunski	package org.distorted.library.main;
21	c5369f1b	leszek
22	e6519ac8	Leszek Koltunski	import android.opengl.GLES31;
23	af4cc5db	Leszek Koltunski	import android.opengl.Matrix;
24	86e99907	leszek
25	3521c6fe	leszek	import org.distorted.library.effect.EffectQuality;
26
27	a09ada4c	Leszek Koltunski	import java.util.ArrayList;
28	af4cc5db	Leszek Koltunski
29			///////////////////////////////////////////////////////////////////////////////////////////////////
30	70b6a155	Leszek Koltunski	/**
31			* This is not really part of the public API.
32			*
33			* @y.exclude
34			*/
35			public abstract class DistortedOutputSurface extends DistortedSurface implements DistortedMaster.Slave
36	af4cc5db	Leszek Koltunski	{
37	89de975c	leszek	/**
38			* Do not create DEPTH or STENCIL attachment
39			*/
40	23eecbd9	Leszek Koltunski	public static final int NO_DEPTH_NO_STENCIL = 0;
41	89de975c	leszek	/**
42			* Create DEPTH, but not STENCIL
43			*/
44	23eecbd9	Leszek Koltunski	public static final int DEPTH_NO_STENCIL = 1;
45	89de975c	leszek	/**
46			* Create both DEPTH and STENCIL
47			*/
48	23eecbd9	Leszek Koltunski	public static final int BOTH_DEPTH_STENCIL = 2;
49	89de975c	leszek
50	efe3d8fe	leszek	private static final int ATTACH = 0;
51			private static final int DETACH = 1;
52			private static final int DETALL = 2;
53			private static final int SORT = 3;
54
55	a09ada4c	Leszek Koltunski	private ArrayList<DistortedNode> mChildren;
56			private int mNumChildren; // ==mChildren.length(), but we only create mChildren if the first one gets added
57	406e2f6b	Leszek Koltunski	private boolean mRenderWayOIT;
58	a09ada4c	Leszek Koltunski
59	efe3d8fe	leszek	private class Job
60			{
61			int type;
62			DistortedNode node;
63
64	ffbe7ecf	Leszek Koltunski	Job(int t, DistortedNode n)
65	efe3d8fe	leszek	{
66			type = t;
67			node = n;
68			}
69			}
70
71			private ArrayList<Job> mJobs = new ArrayList<>();
72
73	baa3989b	Leszek Koltunski	// Global buffers used for postprocessing.
74			private static DistortedOutputSurface[] mBuffer = new DistortedOutputSurface[EffectQuality.LENGTH];
75	60c1c622	leszek
76	c2c08950	leszek	private float mFOV;
77			float mDistance, mNear;
78	af4cc5db	Leszek Koltunski	float[] mProjectionMatrix;
79
80	89de975c	leszek	int mDepthStencilCreated;
81			int mDepthStencil;
82	8ebbc730	Leszek Koltunski	int[] mDepthStencilH;
83			int[] mFBOH;
84			private long[] mTime;
85	a436ccc5	leszek
86	a9f41fa3	leszek	private float mClearR, mClearG, mClearB, mClearA;
87			private float mClearDepth;
88	23eecbd9	Leszek Koltunski	private int mClearStencil;
89	ad16ed3b	Leszek Koltunski	private int mClear;
90	78db8663	Leszek Koltunski	float mMipmap;
91
92	61441ce2	Leszek Koltunski	int mRealWidth; // the Surface can be backed up with a texture that is
93			int mRealHeight; // larger than the viewport we have to it.
94			// mWidth,mHeight are the sizes of the Viewport, those -
95			// sizes of the backing up texture.
96	a4b182d4	Leszek Koltunski
97	af4cc5db	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
98
99	8ebbc730	Leszek Koltunski	DistortedOutputSurface(int width, int height, int createColor, int numfbos, int numcolors, int depthStencil, int fbo, int type)
100	af4cc5db	Leszek Koltunski	{
101	8ebbc730	Leszek Koltunski	super(width,height,createColor,numfbos,numcolors,type);
102
103	406e2f6b	Leszek Koltunski	mRenderWayOIT = false;
104
105	8ebbc730	Leszek Koltunski	mDepthStencilH = new int[numfbos];
106			mFBOH = new int[numfbos];
107
108			mTime = new long[numfbos];
109			for(int i=0; i<mNumFBOs;i++) mTime[i]=0;
110	af4cc5db	Leszek Koltunski
111	a4b182d4	Leszek Koltunski	mRealWidth = width;
112			mRealHeight= height;
113
114	af4cc5db	Leszek Koltunski	mProjectionMatrix = new float[16];
115
116			mFOV = 60.0f;
117	54fe333a	leszek	mNear= 0.5f;
118	af4cc5db	Leszek Koltunski
119	23eecbd9	Leszek Koltunski	mDepthStencilCreated= (depthStencil== NO_DEPTH_NO_STENCIL ? DONT_CREATE:NOT_CREATED_YET);
120	89de975c	leszek	mDepthStencil = depthStencil;
121
122			mFBOH[0] = fbo;
123			mDepthStencilH[0]= 0;
124	a436ccc5	leszek
125	a9f41fa3	leszek	mClearR = 0.0f;
126			mClearG = 0.0f;
127			mClearB = 0.0f;
128			mClearA = 0.0f;
129
130			mClearDepth = 1.0f;
131	23eecbd9	Leszek Koltunski	mClearStencil = 0;
132	e6519ac8	Leszek Koltunski	mClear = GLES31.GL_DEPTH_BUFFER_BIT \| GLES31.GL_COLOR_BUFFER_BIT;
133	a9f41fa3	leszek
134	8426bd6a	Leszek Koltunski	mMipmap = 1.0f;
135	78db8663	Leszek Koltunski
136	af4cc5db	Leszek Koltunski	createProjection();
137			}
138
139	c5369f1b	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
140
141	be60d4ff	leszek	private void createProjection()
142	af4cc5db	Leszek Koltunski	{
143			if( mWidth>0 && mHeight>1 )
144			{
145			if( mFOV>0.0f ) // perspective projection
146			{
147	54fe333a	leszek	float a = 2.0f(float)Math.tan(mFOVMath.PI/360);
148	8426bd6a	Leszek Koltunski	float q = mWidth*mNear;
149			float c = mHeight*mNear;
150	54fe333a	leszek
151	c2c08950	leszek	float left = -q/2;
152			float right = +q/2;
153			float bottom = -c/2;
154			float top = +c/2;
155			float near = c/a;
156	54fe333a	leszek
157	8426bd6a	Leszek Koltunski	mDistance = mHeight/a;
158	af4cc5db	Leszek Koltunski	float far = 2*mDistance-near;
159
160			Matrix.frustumM(mProjectionMatrix, 0, left, right, bottom, top, near, far);
161			}
162			else // parallel projection
163			{
164	8426bd6a	Leszek Koltunski	float left = -mWidth/2.0f;
165			float right = +mWidth/2.0f;
166			float bottom = -mHeight/2.0f;
167			float top = +mHeight/2.0f;
168			float near = mWidth+mHeight-mHeight*(1.0f-mNear);
169			mDistance = mWidth+mHeight;
170			float far = mWidth+mHeight+mHeight*(1.0f-mNear);
171	af4cc5db	Leszek Koltunski
172			Matrix.orthoM(mProjectionMatrix, 0, left, right, bottom, top, near, far);
173			}
174			}
175			}
176
177	1d6d261e	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
178
179	56c6ca24	Leszek Koltunski	private static void createPostprocessingBuffers(int width, int height, float near)
180	1d6d261e	Leszek Koltunski	{
181			float mipmap=1.0f;
182
183	baa3989b	Leszek Koltunski	for (int j=0; j<EffectQuality.LENGTH; j++)
184	1d6d261e	Leszek Koltunski	{
185	586b5fa1	Leszek Koltunski	mBuffer[j] = new DistortedFramebuffer(Distorted.FBO_QUEUE_SIZE,2,BOTH_DEPTH_STENCIL,TYPE_SYST, (int)(widthmipmap), (int)(heightmipmap) );
186	baa3989b	Leszek Koltunski	mBuffer[j].mMipmap = mipmap;
187			mBuffer[j].mNear = near; // copy mNear as well (for blitting- see PostprocessEffect.apply() )
188			mBuffer[j].glClearColor(1.0f, 1.0f, 1.0f, 0.0f);
189	a4b182d4	Leszek Koltunski
190	1d6d261e	Leszek Koltunski	mipmap *= EffectQuality.MULTIPLIER;
191			}
192
193			DistortedObject.toDo(); // create the FBOs immediately. This is safe as we must be holding the OpenGL context now.
194
195	e6519ac8	Leszek Koltunski	GLES31.glStencilMask(0xff);
196			GLES31.glDepthMask(true);
197	56c6ca24	Leszek Koltunski	GLES31.glColorMask(true, true, true, true);
198			GLES31.glClearColor(1.0f, 1.0f, 1.0f, 0.0f);
199	e6519ac8	Leszek Koltunski	GLES31.glClearDepthf(1.0f);
200			GLES31.glClearStencil(0);
201	1d6d261e	Leszek Koltunski
202	baa3989b	Leszek Koltunski	for (int j=0; j<EffectQuality.LENGTH; j++)
203	1d6d261e	Leszek Koltunski	{
204	586b5fa1	Leszek Koltunski	for(int k=0; k<Distorted.FBO_QUEUE_SIZE; k++)
205			{
206			GLES31.glBindFramebuffer(GLES31.GL_FRAMEBUFFER, mBuffer[j].mFBOH[k]);
207			GLES31.glFramebufferTexture2D(GLES31.GL_FRAMEBUFFER, GLES31.GL_COLOR_ATTACHMENT0, GLES31.GL_TEXTURE_2D, mBuffer[j].mColorH[2*k+1], 0);
208			GLES31.glClear(GLES31.GL_COLOR_BUFFER_BIT \| GLES31.GL_DEPTH_BUFFER_BIT \| GLES31.GL_STENCIL_BUFFER_BIT);
209			GLES31.glFramebufferTexture2D(GLES31.GL_FRAMEBUFFER, GLES31.GL_COLOR_ATTACHMENT0, GLES31.GL_TEXTURE_2D, mBuffer[j].mColorH[2*k ], 0);
210			GLES31.glClear(GLES31.GL_COLOR_BUFFER_BIT);
211			}
212	1d6d261e	Leszek Koltunski	}
213	586b5fa1	Leszek Koltunski
214			GLES31.glBindFramebuffer(GLES31.GL_FRAMEBUFFER, 0);
215	1d6d261e	Leszek Koltunski	}
216
217	a4b182d4	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
218
219	ce154014	Leszek Koltunski	static synchronized void onDestroy()
220	a4b182d4	Leszek Koltunski	{
221	baa3989b	Leszek Koltunski	for(int j=0; j<EffectQuality.LENGTH; j++)
222	ce154014	Leszek Koltunski	{
223	baa3989b	Leszek Koltunski	mBuffer[j] = null;
224	ce154014	Leszek Koltunski	}
225			}
226	a4b182d4	Leszek Koltunski
227	ce154014	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
228	ae2802b1	Leszek Koltunski	// The postprocessing buffers mBuffer[] are generally speaking too large (there's just one static
229	2aef1f4d	Leszek Koltunski	// set of them) so before we use them for output, we need to adjust the Viewport as if they were
230	ae2802b1	Leszek Koltunski	// smaller. That takes care of outputting pixels to them. When we use them as input, we have to
231			// adjust the texture coords - see the get{Width\|Height}Correction functions.
232	a4b182d4	Leszek Koltunski
233	56c6ca24	Leszek Koltunski	private static void clonePostprocessingViewport(DistortedOutputSurface from)
234	ce154014	Leszek Koltunski	{
235	baa3989b	Leszek Koltunski	if( mBuffer[0].mWidth != from.mWidth \|\| mBuffer[0].mHeight != from.mHeight )
236	a4b182d4	Leszek Koltunski	{
237	ce154014	Leszek Koltunski	DistortedOutputSurface surface;
238
239			for(int i=0; i<EffectQuality.LENGTH; i++)
240			{
241	baa3989b	Leszek Koltunski	surface = mBuffer[i];
242	ce154014	Leszek Koltunski
243	baa3989b	Leszek Koltunski	surface.mWidth = (int)(from.mWidth *surface.mMipmap);
244			surface.mHeight = (int)(from.mHeight*surface.mMipmap);
245	ce154014	Leszek Koltunski
246	baa3989b	Leszek Koltunski	surface.mNear = from.mNear; // Near plane is independent of the mipmap level
247	ce154014	Leszek Koltunski
248	baa3989b	Leszek Koltunski	//android.util.Log.e("surface", "viewport "+i+" to ("+from.mWidth+"x"+from.mHeight+")");
249	b0f04e72	Leszek Koltunski
250	baa3989b	Leszek Koltunski	surface.createProjection();
251	ce154014	Leszek Koltunski
252	baa3989b	Leszek Koltunski	int maxw = surface.mWidth > surface.mRealWidth ? surface.mWidth : surface.mRealWidth;
253			int maxh = surface.mHeight > surface.mRealHeight ? surface.mHeight : surface.mRealHeight;
254	a4b182d4	Leszek Koltunski
255	baa3989b	Leszek Koltunski	if (maxw > surface.mRealWidth \|\| maxh > surface.mRealHeight)
256			{
257			surface.mRealWidth = maxw;
258			surface.mRealHeight = maxh;
259	ce154014	Leszek Koltunski
260	baa3989b	Leszek Koltunski	surface.recreate();
261			surface.create();
262	ce154014	Leszek Koltunski	}
263			}
264	a4b182d4	Leszek Koltunski	}
265			}
266
267	97020807	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
268
269			private int blitWithDepth(long currTime, DistortedOutputSurface buffer,int fbo)
270			{
271			GLES31.glViewport(0, 0, mWidth, mHeight);
272			setAsOutputFBO(currTime,fbo);
273			GLES31.glActiveTexture(GLES31.GL_TEXTURE0);
274			GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, buffer.mColorH[2*fbo]);
275			GLES31.glActiveTexture(GLES31.GL_TEXTURE1);
276			GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, buffer.mDepthStencilH[fbo]);
277
278			GLES31.glDisable(GLES31.GL_STENCIL_TEST);
279			GLES31.glStencilMask(0x00);
280
281			DistortedEffects.blitDepthPriv(this, buffer.getWidthCorrection(), buffer.getHeightCorrection() );
282			GLES31.glActiveTexture(GLES31.GL_TEXTURE0);
283			GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, 0);
284			GLES31.glActiveTexture(GLES31.GL_TEXTURE1);
285			GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, 0);
286
287			// clear buffers
288			GLES31.glStencilMask(0xff);
289			GLES31.glDepthMask(true);
290			GLES31.glColorMask(true,true,true,true);
291			GLES31.glClearColor(0.0f,0.0f,0.0f,0.0f);
292			GLES31.glClearDepthf(1.0f);
293			GLES31.glClearStencil(0);
294
295			buffer.setAsOutputFBO(fbo);
296			GLES31.glFramebufferTexture2D(GLES31.GL_FRAMEBUFFER, GLES31.GL_COLOR_ATTACHMENT0, GLES31.GL_TEXTURE_2D, buffer.mColorH[2*fbo+1], 0);
297			GLES31.glClear(GLES31.GL_COLOR_BUFFER_BIT\|GLES31.GL_DEPTH_BUFFER_BIT\|GLES31.GL_STENCIL_BUFFER_BIT);
298			GLES31.glFramebufferTexture2D(GLES31.GL_FRAMEBUFFER, GLES31.GL_COLOR_ATTACHMENT0, GLES31.GL_TEXTURE_2D, buffer.mColorH[2*fbo ], 0);
299			GLES31.glClear(GLES31.GL_COLOR_BUFFER_BIT);
300
301			return 1;
302			}
303
304	66a0fa17	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
305
306			private static void oitClear(DistortedOutputSurface buffer)
307			{
308			DistortedEffects.zeroOutAtomic();
309			DistortedEffects.oitClear(buffer);
310			GLES31.glMemoryBarrier(GLES31.GL_SHADER_STORAGE_BARRIER_BIT\|GLES31.GL_ATOMIC_COUNTER_BARRIER_BIT);
311			}
312
313	6b962e80	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
314
315	8ebbc730	Leszek Koltunski	private int oitBuild(long time, DistortedOutputSurface buffer, int fbo)
316	6b962e80	Leszek Koltunski	{
317	e6519ac8	Leszek Koltunski	GLES31.glViewport(0, 0, mWidth, mHeight);
318	586b5fa1	Leszek Koltunski	setAsOutputFBO(time,fbo);
319	e6519ac8	Leszek Koltunski	GLES31.glActiveTexture(GLES31.GL_TEXTURE0);
320	586b5fa1	Leszek Koltunski	GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, buffer.mColorH[2*fbo]);
321	e6519ac8	Leszek Koltunski	GLES31.glActiveTexture(GLES31.GL_TEXTURE1);
322	586b5fa1	Leszek Koltunski	GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, buffer.mDepthStencilH[fbo]);
323	6b962e80	Leszek Koltunski
324	56c6ca24	Leszek Koltunski	DistortedRenderState.colorDepthStencilOn();
325			DistortedRenderState.enableDepthTest();
326	6b962e80	Leszek Koltunski
327	56c6ca24	Leszek Koltunski	DistortedEffects.oitBuild(this, buffer.getWidthCorrection(), buffer.getHeightCorrection() );
328	e6519ac8	Leszek Koltunski	GLES31.glActiveTexture(GLES31.GL_TEXTURE0);
329			GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, 0);
330			GLES31.glActiveTexture(GLES31.GL_TEXTURE1);
331			GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, 0);
332	6b962e80	Leszek Koltunski
333	56c6ca24	Leszek Koltunski	DistortedRenderState.colorDepthStencilRestore();
334			DistortedRenderState.restoreDepthTest();
335
336	8777ce17	Leszek Koltunski	return 1;
337			}
338
339			///////////////////////////////////////////////////////////////////////////////////////////////////
340	baa3989b	Leszek Koltunski	// two phases: 1. collapse the SSBO 2. blend the ssbo's color
341	8777ce17	Leszek Koltunski
342	1f19fba8	Leszek Koltunski	private int oitRender(long currTime, int fbo)
343	8777ce17	Leszek Koltunski	{
344	c207da02	Leszek Koltunski	float corrW = getWidthCorrection();
345			float corrH = getHeightCorrection();
346	c8d70463	Leszek Koltunski
347	5fdae11d	Leszek Koltunski	// Do the Collapse Pass only if we do have a Depth attachment.
348			// Otherwise there's no point (in fact we then would create a feedback loop!)
349	88c7b603	Leszek Koltunski
350	1f19fba8	Leszek Koltunski	if( mDepthStencilH[fbo] != 0 )
351	5fdae11d	Leszek Koltunski	{
352			GLES31.glBindFramebuffer(GLES31.GL_FRAMEBUFFER, 0);
353			GLES31.glActiveTexture(GLES31.GL_TEXTURE1);
354	1f19fba8	Leszek Koltunski	GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, mDepthStencilH[fbo]);
355	5fdae11d	Leszek Koltunski	DistortedRenderState.switchOffColorDepthStencil();
356			DistortedEffects.oitCollapse(this, corrW, corrH);
357			GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, 0);
358			}
359	8777ce17	Leszek Koltunski
360	1f19fba8	Leszek Koltunski	setAsOutputFBO(currTime,fbo);
361	33f59f22	Leszek Koltunski	DistortedRenderState.switchColorDepthOnStencilOff();
362			DistortedEffects.oitRender(this, corrW, corrH);
363			DistortedRenderState.restoreColorDepthStencil();
364
365	8777ce17	Leszek Koltunski	return 1;
366			}
367
368	88c7b603	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
369
370			void clear()
371			{
372			DistortedRenderState.colorDepthStencilOn();
373			GLES31.glClearColor(mClearR, mClearG, mClearB, mClearA);
374			GLES31.glClearDepthf(mClearDepth);
375			GLES31.glClearStencil(mClearStencil);
376			GLES31.glClear(mClear);
377			DistortedRenderState.colorDepthStencilRestore();
378			}
379
380	af4cc5db	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
381	e02264ff	leszek	// Render all children, one by one. If there are no postprocessing effects, just render to THIS.
382			// Otherwise, render to a buffer and on each change of Postprocessing Bucket, apply the postprocessing
383	56c6ca24	Leszek Koltunski	// to a whole buffer (lastQueue.postprocess) and merge it (this.oitBuild).
384	39086ebb	leszek
385	406e2f6b	Leszek Koltunski	int renderChildren(long time, int numChildren, ArrayList<DistortedNode> children, int fbo, boolean oit)
386	b2939df4	Leszek Koltunski	{
387	7266d8ef	Leszek Koltunski	int quality=0, internalQuality = 0, numRenders = 0, bucketChange = 0;
388	3f44e745	Leszek Koltunski	DistortedNode child1, child2;
389	70b6a155	Leszek Koltunski	EffectQueuePostprocess lastQueue=null, currQueue;
390	33f59f22	Leszek Koltunski	long lastBucket=0, currBucket;
391	56c6ca24	Leszek Koltunski
392	8e28b6ff	leszek	for(int i=0; i<numChildren; i++)
393	39086ebb	leszek	{
394	3f44e745	Leszek Koltunski	child1 = children.get(i);
395	70b6a155	Leszek Koltunski	currQueue = child1.getPostprocessQueue();
396			currBucket= currQueue.getID();
397	b9798977	leszek
398	56c6ca24	Leszek Koltunski	if( currBucket==0 )
399			{
400	586b5fa1	Leszek Koltunski	setAsOutputFBO(time,fbo);
401	8ebbc730	Leszek Koltunski	numRenders += child1.draw(time,this);
402	56c6ca24	Leszek Koltunski	}
403	60c1c622	leszek	else
404			{
405	baa3989b	Leszek Koltunski	if( mBuffer[0]==null ) createPostprocessingBuffers(mWidth,mHeight,mNear);
406	c9a24bfb	Leszek Koltunski
407	915b7b2b	leszek	if( lastBucket!=currBucket )
408	c9a24bfb	Leszek Koltunski	{
409	375b3950	Leszek Koltunski	if( lastBucket==0 )
410			{
411	56c6ca24	Leszek Koltunski	clonePostprocessingViewport(this);
412	406e2f6b	Leszek Koltunski
413			if( oit )
414			{
415			oitClear(this);
416			}
417	375b3950	Leszek Koltunski	}
418			else
419	c9a24bfb	Leszek Koltunski	{
420			for(int j=bucketChange; j<i; j++)
421			{
422	3f44e745	Leszek Koltunski	child2 = children.get(j);
423	586b5fa1	Leszek Koltunski	mBuffer[internalQuality].setAsOutputFBO(fbo);
424	baa3989b	Leszek Koltunski	numRenders += child2.markStencilAndDepth(time,mBuffer[internalQuality],lastQueue);
425	c9a24bfb	Leszek Koltunski	}
426
427	586b5fa1	Leszek Koltunski	numRenders += lastQueue.postprocess(mBuffer,fbo);
428	406e2f6b	Leszek Koltunski
429			if( oit )
430			{
431			numRenders += oitBuild(time, mBuffer[quality], fbo);
432			GLES31.glMemoryBarrier(GLES31.GL_SHADER_STORAGE_BARRIER_BIT \| GLES31.GL_ATOMIC_COUNTER_BARRIER_BIT);
433			}
434			else
435			{
436			numRenders += blitWithDepth(time, mBuffer[quality],fbo);
437			}
438	61ce8e90	Leszek Koltunski	mBuffer[quality].clearBuffer(fbo);
439	c9a24bfb	Leszek Koltunski	}
440	660cd468	leszek
441	70b6a155	Leszek Koltunski	internalQuality = currQueue.getInternalQuality();
442			quality = currQueue.getQuality();
443			bucketChange = i;
444	c9a24bfb	Leszek Koltunski	}
445
446	586b5fa1	Leszek Koltunski	mBuffer[quality].setAsOutputFBO(time,fbo);
447	baa3989b	Leszek Koltunski	child1.drawNoBlend(time,mBuffer[quality]);
448	c9a24bfb	Leszek Koltunski
449	8e28b6ff	leszek	if( i==numChildren-1 )
450	cf7394cc	leszek	{
451	8e28b6ff	leszek	for(int j=bucketChange; j<numChildren; j++)
452	c9a24bfb	Leszek Koltunski	{
453	3f44e745	Leszek Koltunski	child2 = children.get(j);
454	586b5fa1	Leszek Koltunski	mBuffer[internalQuality].setAsOutputFBO(fbo);
455	baa3989b	Leszek Koltunski	numRenders += child2.markStencilAndDepth(time,mBuffer[internalQuality],currQueue);
456	c9a24bfb	Leszek Koltunski	}
457
458	586b5fa1	Leszek Koltunski	numRenders += currQueue.postprocess(mBuffer,fbo);
459	406e2f6b	Leszek Koltunski
460			if( oit )
461			{
462			numRenders += oitBuild(time, mBuffer[quality], fbo);
463			GLES31.glMemoryBarrier(GLES31.GL_SHADER_STORAGE_BARRIER_BIT \| GLES31.GL_ATOMIC_COUNTER_BARRIER_BIT);
464			numRenders += oitRender(time, fbo); // merge the OIT linked list
465			mBuffer[quality].clearBuffer(fbo);
466			}
467			else
468			{
469			numRenders += blitWithDepth(time, mBuffer[quality],fbo);
470			}
471	cf7394cc	leszek	}
472	56c6ca24	Leszek Koltunski	} // end else (postprocessed child)
473	b9798977	leszek
474	70b6a155	Leszek Koltunski	lastQueue = currQueue;
475			lastBucket= currBucket;
476	56c6ca24	Leszek Koltunski	} // end main for loop
477
478	39086ebb	leszek	return numRenders;
479			}
480
481	be60d4ff	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
482
483	26a4e5f6	leszek	ArrayList<DistortedNode> getChildren()
484	be60d4ff	leszek	{
485	26a4e5f6	leszek	return mChildren;
486	be60d4ff	leszek	}
487
488	ae2802b1	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
489			/**
490			* Not part of the Public API.
491			*
492			* @y.exclude
493			*/
494			public float getWidthCorrection()
495			{
496			return (float)mWidth/mRealWidth;
497			}
498
499			///////////////////////////////////////////////////////////////////////////////////////////////////
500			/**
501			* Not part of the Public API.
502			*
503			* @y.exclude
504			*/
505			public float getHeightCorrection()
506			{
507			return (float)mHeight/mRealHeight;
508			}
509
510	61ce8e90	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
511
512			private void clearBuffer(int fbo)
513			{
514	a07e0204	Leszek Koltunski	DistortedRenderState.colorDepthStencilOn();
515
516			GLES31.glClearColor(mClearR, mClearG, mClearB, mClearA);
517			GLES31.glClearDepthf(mClearDepth);
518			GLES31.glClearStencil(mClearStencil);
519	61ce8e90	Leszek Koltunski
520			GLES31.glBindFramebuffer(GLES31.GL_FRAMEBUFFER, mFBOH[fbo]);
521			GLES31.glFramebufferTexture2D(GLES31.GL_FRAMEBUFFER, GLES31.GL_COLOR_ATTACHMENT0, GLES31.GL_TEXTURE_2D, mColorH[2*fbo+1], 0);
522			GLES31.glClear(GLES31.GL_COLOR_BUFFER_BIT\|GLES31.GL_DEPTH_BUFFER_BIT\|GLES31.GL_STENCIL_BUFFER_BIT);
523			GLES31.glFramebufferTexture2D(GLES31.GL_FRAMEBUFFER, GLES31.GL_COLOR_ATTACHMENT0, GLES31.GL_TEXTURE_2D, mColorH[2*fbo ], 0);
524			GLES31.glClear(GLES31.GL_COLOR_BUFFER_BIT);
525	a07e0204	Leszek Koltunski
526			DistortedRenderState.colorDepthStencilRestore();
527	61ce8e90	Leszek Koltunski	}
528
529	8ebbc730	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
530
531	b3d1b670	Leszek Koltunski	private void setAsOutputFBO(long time, int fbo)
532	8ebbc730	Leszek Koltunski	{
533			if( fbo>=0 && fbo<mNumFBOs )
534			{
535			GLES31.glBindFramebuffer(GLES31.GL_FRAMEBUFFER, mFBOH[fbo]);
536
537			if (mTime[fbo] != time)
538			{
539			mTime[fbo] = time;
540			clear();
541			}
542			}
543			else
544			{
545	586b5fa1	Leszek Koltunski	android.util.Log.e("surface", "error in setAsOutput1, fbo="+fbo);
546			}
547			}
548
549			///////////////////////////////////////////////////////////////////////////////////////////////////
550			/**
551			* Not part of the Public API.
552			*
553			* @y.exclude
554			*/
555			public void setAsOutputFBO(int fbo)
556			{
557			if( fbo>=0 && fbo<mNumFBOs )
558			{
559			GLES31.glBindFramebuffer(GLES31.GL_FRAMEBUFFER, mFBOH[fbo]);
560			}
561			else
562			{
563			android.util.Log.e("surface", "error in setAsOutput2, fbo="+fbo);
564	8ebbc730	Leszek Koltunski	}
565			}
566
567	b2939df4	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
568			// PUBLIC API
569	39086ebb	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
570	c5369f1b	leszek	/**
571	8ebbc730	Leszek Koltunski	* Draws all the attached children to this OutputSurface's 0th FBO.
572	af4cc5db	Leszek Koltunski	* <p>
573			* Must be called from a thread holding OpenGL Context.
574			*
575	d9706fd2	Leszek Koltunski	* @param time Current time, in milliseconds. This will be passed to all the Effects stored in the children Nodes.
576	7691a39f	leszek	* @return Number of objects rendered.
577	c5369f1b	leszek	*/
578	b2939df4	Leszek Koltunski	public int render(long time)
579	8ebbc730	Leszek Koltunski	{
580			return render(time,0);
581			}
582
583			///////////////////////////////////////////////////////////////////////////////////////////////////
584			/**
585			* Draws all the attached children to this OutputSurface.
586			* <p>
587			* Must be called from a thread holding OpenGL Context.
588			*
589			* @param time Current time, in milliseconds. This will be passed to all the Effects stored in the children Nodes.
590			* @param fbo The surface can have many FBOs backing it up - render this to FBO number 'fbo'.
591			* @return Number of objects rendered.
592			*/
593			public int render(long time, int fbo)
594	af4cc5db	Leszek Koltunski	{
595	c204c69d	leszek	// change tree topology (attach and detach children)
596	889cce10	Leszek Koltunski	/*
597	42571056	Leszek Koltunski	boolean changed1 =
598	889cce10	Leszek Koltunski	*/
599	efe3d8fe	leszek	DistortedMaster.toDo();
600	eadf0859	leszek	/*
601	42571056	Leszek Koltunski	if( changed1 )
602	c204c69d	leszek	{
603			for(int i=0; i<mNumChildren; i++)
604			{
605	af27df87	leszek	mChildren.get(i).debug(0);
606	c204c69d	leszek	}
607	af27df87	leszek
608	7691a39f	leszek	DistortedNode.debugMap();
609	c204c69d	leszek	}
610	eadf0859	leszek	*/
611	09ab7524	Leszek Koltunski	// create and delete all underlying OpenGL resources
612			// Watch out: FIRST change topology, only then deal
613			// with OpenGL resources. That's because changing Tree
614			// can result in additional Framebuffers that would need
615			// to be created immediately, before the calls to drawRecursive()
616	42571056	Leszek Koltunski	/*
617			boolean changed2 =
618			*/
619	f8377ef8	leszek	toDo();
620	eadf0859	leszek	/*
621	42571056	Leszek Koltunski	if( changed2 )
622	af27df87	leszek	{
623	226144d0	leszek	DistortedObject.debugLists();
624	42571056	Leszek Koltunski	}
625	eadf0859	leszek	*/
626	c834348d	leszek	// mark OpenGL state as unknown
627			DistortedRenderState.reset();
628	2ed1c692	leszek
629	b2939df4	Leszek Koltunski	int numRenders=0;
630	7691a39f	leszek
631	d9706fd2	Leszek Koltunski	for(int i=0; i<mNumChildren; i++)
632	af4cc5db	Leszek Koltunski	{
633	b2939df4	Leszek Koltunski	numRenders += mChildren.get(i).renderRecursive(time);
634	af4cc5db	Leszek Koltunski	}
635	7691a39f	leszek
636	406e2f6b	Leszek Koltunski	numRenders += renderChildren(time,mNumChildren,mChildren,fbo, mRenderWayOIT);
637	b2939df4	Leszek Koltunski
638	7691a39f	leszek	return numRenders;
639	af4cc5db	Leszek Koltunski	}
640
641			///////////////////////////////////////////////////////////////////////////////////////////////////
642	c5369f1b	leszek	/**
643			* Bind this Surface as a Framebuffer we can render to.
644	02ab6f9d	leszek	*
645			* @param time Present time, in milliseconds. The point: looking at this param the library can figure
646			* out if this is the first time during present frame that this FBO is being set as output.
647			* If so, the library, in addition to binding the Surface for output, also clears the
648			* Surface's color and depth attachments.
649	c5369f1b	leszek	*/
650	95c441a2	leszek	public void setAsOutput(long time)
651	a436ccc5	leszek	{
652	e6519ac8	Leszek Koltunski	GLES31.glBindFramebuffer(GLES31.GL_FRAMEBUFFER, mFBOH[0]);
653	95c441a2	leszek
654	8ebbc730	Leszek Koltunski	if( mTime[0]!=time )
655	95c441a2	leszek	{
656	8ebbc730	Leszek Koltunski	mTime[0] = time;
657	88c7b603	Leszek Koltunski	clear();
658	95c441a2	leszek	}
659	a436ccc5	leszek	}
660	af4cc5db	Leszek Koltunski
661	1dfc9074	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
662			/**
663			* Bind this Surface as a Framebuffer we can render to.
664			* <p>
665			* This version does not attempt to clear anything.
666			*/
667			public void setAsOutput()
668			{
669	e6519ac8	Leszek Koltunski	GLES31.glBindFramebuffer(GLES31.GL_FRAMEBUFFER, mFBOH[0]);
670	1dfc9074	leszek	}
671
672			///////////////////////////////////////////////////////////////////////////////////////////////////
673			/**
674			* Return the Near plane of the Projection included in the Surface.
675			*
676			* @return the Near plane.
677			*/
678			public float getNear()
679			{
680			return mNear;
681			}
682
683	638b5b5c	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
684			/**
685			* Set mipmap level.
686			* <p>
687			* Trick for speeding up your renders - one can create a pyramid of OutputSurface objects, each next
688			* one some constant FACTOR smaller than the previous (0.5 is the common value), then set the Mipmap
689			* Level of the i-th object to be FACTOR^i (we start counting from 0). When rendering any scene into
690			* such prepared OutputSurface, the library will make sure to scale any Effects used so that the end
691			* scene will end up looking identical no matter which object we render to. Identical, that is, except
692			* for the loss of quality and gain in speed associated with rendering to a smaller Surface.
693	8426bd6a	Leszek Koltunski	* <p>
694			* Example: if you create two FBOs, one 1000x1000 and another 500x500 in size, and set the second one
695			* mipmap to 0.5 (the first one's is 1.0 by default), define Effects to be a single move by (100,100),
696			* and render a skinned Mesh into both FBO, the end result will look proportionally the same, because
697			* in the second case the move vector (100,100) will be auto-scaled to (50,50).
698	638b5b5c	leszek	*
699			* @param mipmap The mipmap level. Acceptable range: 0<mipmap<infinity, although mipmap>1
700			* does not make any sense (that would result in loss of speed and no gain in quality)
701			*/
702			public void setMipmap(float mipmap)
703			{
704			mMipmap = mipmap;
705			}
706
707	a9f41fa3	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
708			/**
709	e6519ac8	Leszek Koltunski	* Set the (R,G,B,A) values of GLES31.glClearColor() to set up color with which to clear
710	ad16ed3b	Leszek Koltunski	* this Surface at the beginning of each frame.
711	a9f41fa3	leszek	*
712			* @param r the Red component. Default: 0.0f
713			* @param g the Green component. Default: 0.0f
714			* @param b the Blue component. Default: 0.0f
715			* @param a the Alpha component. Default: 0.0f
716			*/
717			public void glClearColor(float r, float g, float b, float a)
718			{
719			mClearR = r;
720			mClearG = g;
721			mClearB = b;
722			mClearA = a;
723			}
724
725			///////////////////////////////////////////////////////////////////////////////////////////////////
726			/**
727	23eecbd9	Leszek Koltunski	* Uses glClearDepthf() to set up a value with which to clear
728			* the Depth buffer of our Surface at the beginning of each frame.
729	a9f41fa3	leszek	*
730			* @param d the Depth. Default: 1.0f
731			*/
732			public void glClearDepthf(float d)
733			{
734			mClearDepth = d;
735			}
736
737	23eecbd9	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
738			/**
739			* Uses glClearStencil() to set up a value with which to clear the
740			* Stencil buffer of our Surface at the beginning of each frame.
741			*
742			* @param s the Stencil. Default: 0
743			*/
744			public void glClearStencil(int s)
745			{
746			mClearStencil = s;
747			}
748
749	ad16ed3b	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
750			/**
751			* Which buffers to Clear at the beginning of each frame?
752			* <p>
753			* Valid values: 0, or bitwise OR of one or more values from the set GL_COLOR_BUFFER_BIT,
754			* GL_DEPTH_BUFFER_BIT, GL_STENCIL_BUFFER_BIT.
755			* Default: GL_DEPTH_BUFFER_BIT \| GL_COLOR_BUFFER_BIT.
756			*
757			* @param mask bitwise OR of BUFFER_BITs to clear.
758			*/
759			public void glClear(int mask)
760			{
761			mClear = mask;
762			}
763
764	af4cc5db	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
765			/**
766			* Create new Projection matrix.
767			*
768			* @param fov Vertical 'field of view' of the Projection frustrum (in degrees).
769	54fe333a	leszek	* Valid values: 0<=fov<180. FOV==0 means 'parallel projection'.
770			* @param near Distance between the screen plane and the near plane.
771	61441ce2	Leszek Koltunski	* Valid vaules: 0<near<1. When near==0 (illegal!), the Near Plane is exactly at the tip of
772			* the pyramid. When near==1 (illegal!) the near plane is equivalent to the screen plane.
773	af4cc5db	Leszek Koltunski	*/
774	54fe333a	leszek	public void setProjection(float fov, float near)
775	af4cc5db	Leszek Koltunski	{
776	8069e806	Leszek Koltunski	if( fov < 180.0f && fov >=0.0f )
777			{
778			mFOV = fov;
779			}
780
781			if( near< 1.0f && near> 0.0f )
782			{
783			mNear= near;
784			}
785			else if( near<=0.0f )
786			{
787			mNear = 0.01f;
788			}
789			else if( near>=1.0f )
790			{
791			mNear=0.99f;
792			}
793	af4cc5db	Leszek Koltunski
794	61ce8e90	Leszek Koltunski	if( mBuffer!=null )
795			{
796			for(int j=0; j<EffectQuality.LENGTH; j++) mBuffer[j].mNear = mNear;
797			}
798
799	af4cc5db	Leszek Koltunski	createProjection();
800			}
801
802			///////////////////////////////////////////////////////////////////////////////////////////////////
803	c5369f1b	leszek	/**
804	af4cc5db	Leszek Koltunski	* Resize the underlying Framebuffer.
805	c7da4e65	leszek	* <p>
806			* This method can be safely called mid-render as it doesn't interfere with rendering.
807	af4cc5db	Leszek Koltunski	*
808			* @param width The new width.
809			* @param height The new height.
810	c5369f1b	leszek	*/
811	af4cc5db	Leszek Koltunski	public void resize(int width, int height)
812			{
813			if( mWidth!=width \|\| mHeight!=height )
814			{
815	a4b182d4	Leszek Koltunski	mWidth = mRealWidth = width;
816			mHeight= mRealHeight= height;
817	f8377ef8	leszek
818			createProjection();
819
820	c7da4e65	leszek	if( mColorCreated==CREATED )
821	f8377ef8	leszek	{
822	f28fffc2	Leszek Koltunski	markForCreation();
823	f8377ef8	leszek	recreate();
824			}
825	af4cc5db	Leszek Koltunski	}
826			}
827	a09ada4c	Leszek Koltunski
828	a436ccc5	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
829			/**
830	89de975c	leszek	* Return true if the Surface contains a DEPTH attachment.
831	a436ccc5	leszek	*
832	89de975c	leszek	* @return <bold>true</bold> if the Surface contains a DEPTH attachment.
833	a436ccc5	leszek	*/
834	89de975c	leszek	public boolean hasDepth()
835	a436ccc5	leszek	{
836	89de975c	leszek	return mDepthStencilCreated==CREATED;
837	a436ccc5	leszek	}
838
839			///////////////////////////////////////////////////////////////////////////////////////////////////
840			/**
841	89de975c	leszek	* Return true if the Surface contains a STENCIL attachment.
842	a436ccc5	leszek	*
843	89de975c	leszek	* @return <bold>true</bold> if the Surface contains a STENCIL attachment.
844	a436ccc5	leszek	*/
845	89de975c	leszek	public boolean hasStencil()
846	a436ccc5	leszek	{
847	89de975c	leszek	return (mDepthStencilCreated==CREATED && mDepthStencil==BOTH_DEPTH_STENCIL);
848	a436ccc5	leszek	}
849
850	406e2f6b	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
851			/**
852			* When rendering this Node, should we use the Order Independent Transparency render more?
853			* <p>
854			* There are two modes of rendering: the fast 'normal' way, which however renders transparent
855			* fragments in different ways depending on which fragments get rendered first, or the slower
856			* 'oit' way, which renders transparent fragments correctly regardless of their order.
857			*
858			* @param oit True if we want to render more slowly, but in a way which accounts for transparency.
859			*/
860			public void setOrderIndependentTransparency(boolean oit)
861			{
862			mRenderWayOIT = oit;
863			}
864
865	a09ada4c	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
866			/**
867			* Adds a new child to the last position in the list of our Surface's children.
868	c204c69d	leszek	* <p>
869			* We cannot do this mid-render - actual attachment will be done just before the next render, by the
870	efe3d8fe	leszek	* DistortedMaster (by calling doWork())
871	a09ada4c	Leszek Koltunski	*
872			* @param node The new Node to add.
873			*/
874	c204c69d	leszek	public void attach(DistortedNode node)
875	a09ada4c	Leszek Koltunski	{
876	ffbe7ecf	Leszek Koltunski	mJobs.add(new Job(ATTACH,node));
877	efe3d8fe	leszek	DistortedMaster.newSlave(this);
878	a09ada4c	Leszek Koltunski	}
879
880			///////////////////////////////////////////////////////////////////////////////////////////////////
881			/**
882			* Adds a new child to the last position in the list of our Surface's children.
883	c204c69d	leszek	* <p>
884			* We cannot do this mid-render - actual attachment will be done just before the next render, by the
885	efe3d8fe	leszek	* DistortedMaster (by calling doWork())
886	a09ada4c	Leszek Koltunski	*
887			* @param surface InputSurface to initialize our child Node with.
888			* @param effects DistortedEffects to initialize our child Node with.
889			* @param mesh MeshObject to initialize our child Node with.
890			* @return the newly constructed child Node, or null if we couldn't allocate resources.
891			*/
892	c204c69d	leszek	public DistortedNode attach(DistortedInputSurface surface, DistortedEffects effects, MeshObject mesh)
893	a09ada4c	Leszek Koltunski	{
894			DistortedNode node = new DistortedNode(surface,effects,mesh);
895	ffbe7ecf	Leszek Koltunski	mJobs.add(new Job(ATTACH,node));
896	efe3d8fe	leszek	DistortedMaster.newSlave(this);
897	c204c69d	leszek	return node;
898			}
899
900	af27df87	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
901			/**
902			* Removes the first occurrence of a specified child from the list of children of our Surface.
903			* <p>
904			* A bit questionable method as there can be many different Nodes attached as children, some
905			* of them having the same Effects but - for instance - different Mesh. Use with care.
906			* <p>
907			* We cannot do this mid-render - actual detachment will be done just before the next render, by the
908	efe3d8fe	leszek	* DistortedMaster (by calling doWork())
909	af27df87	leszek	*
910			* @param effects DistortedEffects to remove.
911			*/
912			public void detach(DistortedEffects effects)
913			{
914			long id = effects.getID();
915			DistortedNode node;
916	8baa1fe6	Leszek Koltunski	boolean detached = false;
917	af27df87	leszek
918			for(int i=0; i<mNumChildren; i++)
919			{
920			node = mChildren.get(i);
921
922			if( node.getEffects().getID()==id )
923			{
924	8baa1fe6	Leszek Koltunski	detached = true;
925	ffbe7ecf	Leszek Koltunski	mJobs.add(new Job(DETACH,node));
926	efe3d8fe	leszek	DistortedMaster.newSlave(this);
927	af27df87	leszek	break;
928			}
929			}
930	8baa1fe6	Leszek Koltunski
931			if( !detached )
932			{
933			// if we failed to detach any, it still might be the case that
934	efe3d8fe	leszek	// there's an ATTACH job that we need to cancel.
935			int num = mJobs.size();
936			Job job;
937
938			for(int i=0; i<num; i++)
939			{
940			job = mJobs.get(i);
941
942			if( job.type==ATTACH && job.node.getEffects()==effects )
943			{
944			mJobs.remove(i);
945			break;
946			}
947			}
948	8baa1fe6	Leszek Koltunski	}
949	af27df87	leszek	}
950
951	a09ada4c	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
952			/**
953			* Removes the first occurrence of a specified child from the list of children of our Surface.
954	c204c69d	leszek	* <p>
955			* We cannot do this mid-render - actual attachment will be done just before the next render, by the
956	efe3d8fe	leszek	* DistortedMaster (by calling doWork())
957	c204c69d	leszek	*
958			* @param node The Node to remove.
959			*/
960			public void detach(DistortedNode node)
961			{
962	ffbe7ecf	Leszek Koltunski	mJobs.add(new Job(DETACH,node));
963	efe3d8fe	leszek	DistortedMaster.newSlave(this);
964	a09ada4c	Leszek Koltunski	}
965
966			///////////////////////////////////////////////////////////////////////////////////////////////////
967			/**
968			* Removes all children Nodes.
969	c204c69d	leszek	* <p>
970			* We cannot do this mid-render - actual attachment will be done just before the next render, by the
971	efe3d8fe	leszek	* DistortedMaster (by calling doWork())
972	c204c69d	leszek	*/
973			public void detachAll()
974			{
975	ffbe7ecf	Leszek Koltunski	mJobs.add(new Job(DETALL,null));
976	efe3d8fe	leszek	DistortedMaster.newSlave(this);
977	c204c69d	leszek	}
978
979			///////////////////////////////////////////////////////////////////////////////////////////////////
980			/**
981			* This is not really part of the public API. Has to be public only because it is a part of the
982	efe3d8fe	leszek	* DistortedSlave interface, which should really be a class that we extend here instead but
983	c204c69d	leszek	* Java has no multiple inheritance.
984	43fbf0dd	leszek	*
985			* @y.exclude
986	a09ada4c	Leszek Koltunski	*/
987	efe3d8fe	leszek	public void doWork()
988	a09ada4c	Leszek Koltunski	{
989	efe3d8fe	leszek	int num = mJobs.size();
990			Job job;
991
992			for(int i=0; i<num; i++)
993			{
994			job = mJobs.remove(0);
995
996			switch(job.type)
997			{
998	be60d4ff	leszek	case ATTACH: if( mChildren==null ) mChildren = new ArrayList<>(2);
999			job.node.setSurfaceParent(this);
1000	85bfeb7a	Leszek Koltunski	DistortedMaster.addSortingByBuckets(mChildren,job.node);
1001	efe3d8fe	leszek	mNumChildren++;
1002			break;
1003	be60d4ff	leszek	case DETACH: if( mNumChildren>0 && mChildren.remove(job.node) )
1004	efe3d8fe	leszek	{
1005	be60d4ff	leszek	job.node.setSurfaceParent(null);
1006	efe3d8fe	leszek	mNumChildren--;
1007			}
1008			break;
1009	be60d4ff	leszek	case DETALL: if( mNumChildren>0 )
1010	efe3d8fe	leszek	{
1011	be60d4ff	leszek	DistortedNode tmp;
1012
1013			for(int j=mNumChildren-1; j>=0; j--)
1014			{
1015			tmp = mChildren.remove(j);
1016			tmp.setSurfaceParent(null);
1017			}
1018
1019	efe3d8fe	leszek	mNumChildren = 0;
1020			}
1021			break;
1022	ffbe7ecf	Leszek Koltunski	case SORT : mChildren.remove(job.node);
1023	85bfeb7a	Leszek Koltunski	DistortedMaster.addSortingByBuckets(mChildren,job.node);
1024	efe3d8fe	leszek	break;
1025			}
1026			}
1027	a09ada4c	Leszek Koltunski	}
1028	af4cc5db	Leszek Koltunski	}

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library / src / main / java / org / distorted / library / main / DistortedOutputSurface.java @ 406e2f6b