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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2016 Leszek Koltunski //
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// //
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// This file is part of Distorted. //
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// //
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// Distorted is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// Distorted is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with Distorted. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.library.main;
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import android.opengl.GLES30;
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import android.opengl.Matrix;
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import org.distorted.library.effect.EffectType;
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import org.distorted.library.effect.MatrixEffect;
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import org.distorted.library.message.EffectMessage;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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class EffectQueueMatrix extends EffectQueue
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{
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private static final int NUM_UNIFORMS = MatrixEffect.NUM_UNIFORMS;
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private static final int INDEX = EffectType.MATRIX.ordinal();
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private static float[] mMVPMatrix = new float[16];
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private static float[] mTmpMatrix = new float[16];
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private static float[] mViewMatrix= new float[16];
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private static int mObjDH; // This is a handle to half a Object dimensions
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private static int mMVPMatrixH; // the transformation matrix
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private static int mMVMatrixH; // the modelview matrix.
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///////////////////////////////////////////////////////////////////////////////////////////////////
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EffectQueueMatrix(long id)
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{
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super(id,NUM_UNIFORMS,INDEX );
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private static void multiplyByQuat(float[] matrix, float X, float Y, float Z, float W)
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{
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float xx= X * X;
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float xy= X * Y;
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float xz= X * Z;
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float xw= X * W;
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float yy= Y * Y;
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float yz= Y * Z;
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float yw= Y * W;
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float zz= Z * Z;
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float zw= Z * W;
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mTmpMatrix[0] = 1 - 2 * ( yy + zz );
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mTmpMatrix[1] = 2 * ( xy - zw );
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mTmpMatrix[2] = 2 * ( xz + yw );
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mTmpMatrix[4] = 2 * ( xy + zw );
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mTmpMatrix[5] = 1 - 2 * ( xx + zz );
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mTmpMatrix[6] = 2 * ( yz - xw );
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mTmpMatrix[8] = 2 * ( xz - yw );
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mTmpMatrix[9] = 2 * ( yz + xw );
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mTmpMatrix[10] = 1 - 2 * ( xx + yy );
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mTmpMatrix[3] = mTmpMatrix[7] = mTmpMatrix[11] = mTmpMatrix[12] = mTmpMatrix[13] = mTmpMatrix[14] = 0;
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mTmpMatrix[15] = 1;
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Matrix.multiplyMM(mMVPMatrix, 0, matrix, 0, mTmpMatrix, 0);
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matrix[ 0] = mMVPMatrix[ 0];
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matrix[ 1] = mMVPMatrix[ 1];
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matrix[ 2] = mMVPMatrix[ 2];
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matrix[ 3] = mMVPMatrix[ 3];
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matrix[ 4] = mMVPMatrix[ 4];
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matrix[ 5] = mMVPMatrix[ 5];
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matrix[ 6] = mMVPMatrix[ 6];
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matrix[ 7] = mMVPMatrix[ 7];
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matrix[ 8] = mMVPMatrix[ 8];
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matrix[ 9] = mMVPMatrix[ 9];
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matrix[10] = mMVPMatrix[10];
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matrix[11] = mMVPMatrix[11];
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matrix[12] = mMVPMatrix[12];
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matrix[13] = mMVPMatrix[13];
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matrix[14] = mMVPMatrix[14];
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matrix[15] = mMVPMatrix[15];
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void magnify(DistortedOutputSurface projection, float halfX, float halfY, float halfZ, float marginInPixels)
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{
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float scale, nx, ny;
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float[] result= new float[4];
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float[] point = new float[4];
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float[] matrix= new float[16];
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float minx = Integer.MAX_VALUE;
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float maxx = Integer.MIN_VALUE;
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float miny = Integer.MAX_VALUE;
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float maxy = Integer.MIN_VALUE;
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point[3] = 1.0f;
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Matrix.multiplyMM(matrix, 0, projection.mProjectionMatrix, 0, mViewMatrix, 0);
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point[0] = +halfX; point[1] = +halfY; point[2] = +halfZ;
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Matrix.multiplyMV(result,0,matrix,0,point,0);
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nx = result[0]/result[3];
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ny = result[1]/result[3];
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if( nx<minx ) minx = nx;
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if( nx>maxx ) maxx = nx;
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if( ny<miny ) miny = ny;
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if( ny>maxy ) maxy = ny;
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point[0] = +halfX; point[1] = +halfY; point[2] = -halfZ;
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Matrix.multiplyMV(result,0,matrix,0,point,0);
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nx = result[0]/result[3];
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ny = result[1]/result[3];
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if( nx<minx ) minx = nx;
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if( nx>maxx ) maxx = nx;
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if( ny<miny ) miny = ny;
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if( ny>maxy ) maxy = ny;
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point[0] = +halfX; point[1] = -halfY; point[2] = +halfZ;
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Matrix.multiplyMV(result,0,matrix,0,point,0);
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nx = result[0]/result[3];
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ny = result[1]/result[3];
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if( nx<minx ) minx = nx;
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if( nx>maxx ) maxx = nx;
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if( ny<miny ) miny = ny;
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if( ny>maxy ) maxy = ny;
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point[0] = +halfX; point[1] = -halfY; point[2] = -halfZ;
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Matrix.multiplyMV(result,0,matrix,0,point,0);
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nx = result[0]/result[3];
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ny = result[1]/result[3];
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if( nx<minx ) minx = nx;
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if( nx>maxx ) maxx = nx;
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if( ny<miny ) miny = ny;
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if( ny>maxy ) maxy = ny;
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point[0] = -halfX; point[1] = +halfY; point[2] = +halfZ;
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Matrix.multiplyMV(result,0,matrix,0,point,0);
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nx = result[0]/result[3];
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ny = result[1]/result[3];
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if( nx<minx ) minx = nx;
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if( nx>maxx ) maxx = nx;
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if( ny<miny ) miny = ny;
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if( ny>maxy ) maxy = ny;
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point[0] = -halfX; point[1] = +halfY; point[2] = -halfZ;
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Matrix.multiplyMV(result,0,matrix,0,point,0);
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nx = result[0]/result[3];
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ny = result[1]/result[3];
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if( nx<minx ) minx = nx;
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if( nx>maxx ) maxx = nx;
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if( ny<miny ) miny = ny;
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if( ny>maxy ) maxy = ny;
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point[0] = -halfX; point[1] = -halfY; point[2] = +halfZ;
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Matrix.multiplyMV(result,0,matrix,0,point,0);
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nx = result[0]/result[3];
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ny = result[1]/result[3];
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if( nx<minx ) minx = nx;
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if( nx>maxx ) maxx = nx;
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if( ny<miny ) miny = ny;
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if( ny>maxy ) maxy = ny;
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point[0] = -halfX; point[1] = -halfY; point[2] = -halfZ;
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Matrix.multiplyMV(result,0,matrix,0,point,0);
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nx = result[0]/result[3];
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ny = result[1]/result[3];
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if( nx<minx ) minx = nx;
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if( nx>maxx ) maxx = nx;
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if( ny<miny ) miny = ny;
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if( ny>maxy ) maxy = ny;
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float xlen = projection.mWidth *(maxx-minx)/2;
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float ylen = projection.mHeight*(maxy-miny)/2;
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scale = 1.0f + marginInPixels/( xlen>ylen ? ylen:xlen );
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//android.util.Log.d("scale", ""+marginInPixels+" scale= "+scale+" xlen="+xlen+" ylen="+ylen);
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Matrix.scaleM(mViewMatrix, 0, scale, scale, scale);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// here construct the ModelView and the ModelViewProjection Matrices
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private void constructMatrices(DistortedOutputSurface projection, float halfX, float halfY, float halfZ, float marginInPixels)
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{
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Matrix.setIdentityM(mViewMatrix, 0);
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Matrix.translateM(mViewMatrix, 0, -projection.mWidth/2, projection.mHeight/2, -projection.mDistance);
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float x,y,z, sx,sy,sz;
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float mipmap = projection.mMipmap;
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if( mipmap!=1 ) Matrix.scaleM(mViewMatrix, 0, mipmap, mipmap, mipmap);
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for(int i=0; i<mNumEffects; i++)
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{
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switch( mEffects[i].getName() )
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{
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case ROTATE : x = mUniforms[NUM_UNIFORMS*i+4];
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y = mUniforms[NUM_UNIFORMS*i+5];
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z = mUniforms[NUM_UNIFORMS*i+6];
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Matrix.translateM(mViewMatrix, 0, x,-y, z);
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Matrix.rotateM( mViewMatrix, 0, mUniforms[NUM_UNIFORMS*i], mUniforms[NUM_UNIFORMS*i+1], mUniforms[NUM_UNIFORMS*i+2], mUniforms[NUM_UNIFORMS*i+3]);
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Matrix.translateM(mViewMatrix, 0,-x, y,-z);
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break;
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case QUATERNION : x = mUniforms[NUM_UNIFORMS*i+4];
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y = mUniforms[NUM_UNIFORMS*i+5];
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z = mUniforms[NUM_UNIFORMS*i+6];
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Matrix.translateM(mViewMatrix, 0, x,-y, z);
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multiplyByQuat(mViewMatrix, mUniforms[NUM_UNIFORMS*i], mUniforms[NUM_UNIFORMS*i+1], mUniforms[NUM_UNIFORMS*i+2], mUniforms[NUM_UNIFORMS*i+3]);
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Matrix.translateM(mViewMatrix, 0,-x, y,-z);
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break;
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case MOVE : sx = mUniforms[NUM_UNIFORMS*i ];
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sy = mUniforms[NUM_UNIFORMS*i+1];
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sz = mUniforms[NUM_UNIFORMS*i+2];
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Matrix.translateM(mViewMatrix, 0, sx,-sy, sz);
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break;
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case SCALE : sx = mUniforms[NUM_UNIFORMS*i ];
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sy = mUniforms[NUM_UNIFORMS*i+1];
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sz = mUniforms[NUM_UNIFORMS*i+2];
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Matrix.scaleM(mViewMatrix, 0, sx, sy, sz);
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break;
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case SHEAR : sx = mUniforms[NUM_UNIFORMS*i ];
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sy = mUniforms[NUM_UNIFORMS*i+1];
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sz = mUniforms[NUM_UNIFORMS*i+2];
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x = mUniforms[NUM_UNIFORMS*i+4];
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y = mUniforms[NUM_UNIFORMS*i+5];
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z = mUniforms[NUM_UNIFORMS*i+6];
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Matrix.translateM(mViewMatrix, 0, x,-y, z);
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mViewMatrix[4] += sx*mViewMatrix[0]; // Multiply viewMatrix by 1 x 0 0 , i.e. X-shear.
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mViewMatrix[5] += sx*mViewMatrix[1]; // 0 1 0 0
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mViewMatrix[6] += sx*mViewMatrix[2]; // 0 0 1 0
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mViewMatrix[7] += sx*mViewMatrix[3]; // 0 0 0 1
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mViewMatrix[0] += sy*mViewMatrix[4]; // Multiply viewMatrix by 1 0 0 0 , i.e. Y-shear.
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mViewMatrix[1] += sy*mViewMatrix[5]; // y 1 0 0
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mViewMatrix[2] += sy*mViewMatrix[6]; // 0 0 1 0
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mViewMatrix[3] += sy*mViewMatrix[7]; // 0 0 0 1
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mViewMatrix[4] += sz*mViewMatrix[8]; // Multiply viewMatrix by 1 0 0 0 , i.e. Z-shear.
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mViewMatrix[5] += sz*mViewMatrix[9]; // 0 1 0 0
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mViewMatrix[6] += sz*mViewMatrix[10];// 0 z 1 0
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mViewMatrix[7] += sz*mViewMatrix[11];// 0 0 0 1
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Matrix.translateM(mViewMatrix, 0,-x, y, -z);
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break;
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}
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}
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Matrix.translateM(mViewMatrix, 0, halfX,-halfY,-halfZ);
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if( marginInPixels!=0 ) magnify(projection,halfX,halfY,halfZ, marginInPixels);
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Matrix.multiplyMM(mMVPMatrix, 0, projection.mProjectionMatrix, 0, mViewMatrix, 0);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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static void getUniforms(int mProgramH)
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{
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mObjDH = GLES30.glGetUniformLocation(mProgramH, "u_objD");
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mMVPMatrixH= GLES30.glGetUniformLocation(mProgramH, "u_MVPMatrix");
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mMVMatrixH = GLES30.glGetUniformLocation(mProgramH, "u_MVMatrix");
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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synchronized void compute(long currTime)
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{
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if( currTime==mTime ) return;
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if( mTime==0 ) mTime = currTime;
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long step = (currTime-mTime);
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for(int i=0; i<mNumEffects; i++)
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{
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mCurrentDuration[i] += step;
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if( mEffects[i].compute(mUniforms, NUM_UNIFORMS*i, mCurrentDuration[i], step) )
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{
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for(int j=0; j<mNumListeners; j++)
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EffectMessageSender.newMessage( mListeners.elementAt(j), EffectMessage.EFFECT_FINISHED, mEffects[i].getID(), mDistortedEffectsID);
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if( mEffects[i].isUnity( mUniforms, NUM_UNIFORMS*i) )
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remove(i--);
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}
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}
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mTime = currTime;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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float[] getMVP()
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{
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return mMVPMatrix;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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synchronized void send(DistortedOutputSurface projection, float halfX, float halfY, float halfZ, float marginInPixels)
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{
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constructMatrices(projection,halfX,halfY,halfZ, marginInPixels);
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GLES30.glUniform3f( mObjDH , halfX, halfY, halfZ);
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GLES30.glUniformMatrix4fv(mMVMatrixH , 1, false, mViewMatrix, 0);
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GLES30.glUniformMatrix4fv(mMVPMatrixH, 1, false, mMVPMatrix , 0);
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|
}
|
|
329
|
}
|