Revision c374e9c3
Added by Leszek Koltunski over 7 years ago
| src/main/java/org/distorted/library/EffectQueueMatrix.java | ||
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// here construct the ModelView and the ModelViewProjection Matrices |
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void constructMatrices(DistortedOutputSurface projection, float halfX, float halfY) |
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private void constructMatrices(DistortedOutputSurface projection, float halfX, float halfY)
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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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mMVMatrixH = GLES30.glGetUniformLocation(mProgramH, "u_MVMatrix"); |
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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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// return true if in the queue there are only translations, scales, x- and y-shears, and rotations along |
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// a vector which is perpendicular to the screen, i.e. if the resulting matrix keeps the front wall of the |
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// Mesh parallel to the screen. |
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boolean canUseShortcut() |
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{
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for(int i=0; i<mNumEffects; i++) |
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{
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if (mName[i] == EffectNames.ROTATE.ordinal() ) |
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{
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if( mUniforms[NUM_UNIFORMS*i] != 0.0f || mUniforms[NUM_UNIFORMS*i+1] != 0.0f ) return false; // rotation along vector with x or y non-zero |
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} |
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else if(mName[i] == EffectNames.QUATERNION.ordinal() ) |
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{
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if( mUniforms[NUM_UNIFORMS*i] != 0.0f || mUniforms[NUM_UNIFORMS*i+1] != 0.0f ) return false; // quaternion rotation along vector with x or y non-zero |
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} |
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else if(mName[i] == EffectNames.SHEAR.ordinal() ) |
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{
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if( mUniforms[NUM_UNIFORMS*i+2] != 0.0f ) return false; // shear with non-zero Z |
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} |
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} |
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return true; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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synchronized void compute(long currTime) |
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