Revision 42e08626
Added by Leszek Koltunski almost 8 years ago
| src/main/java/org/distorted/library/DistortedObject.java | ||
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| 567 | 567 |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// Fragment-based effects |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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/** |
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* Creates macroblocks at and around point defined by the Region. |
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* |
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* @param size 1-dimensional Dynamic which, at any given time, returns the size of the macroblocks. |
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* @param region Region this Effect is limited to. |
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* @return ID of the effect added, or -1 if we failed to add one. |
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*/ |
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public long macroblock(Data1D size, Data4D region) |
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{
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return mF.add(EffectNames.MACROBLOCK, size, region); |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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/** |
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* Creates macroblocks on the whole Object. |
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* |
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* @param size 1-dimensional Data which, at any given time, returns the size of the macroblocks. |
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* @return ID of the effect added, or -1 if we failed to add one. |
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*/ |
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public long macroblock(Data1D size) |
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{
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return mF.add(EffectNames.MACROBLOCK, size); |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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/** |
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* Makes a certain sub-region of the Object smoothly change all three of its RGB components. |
| src/main/java/org/distorted/library/EffectNames.java | ||
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///////////////////////////////////////////////////////////////////////////////// |
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// FRAGMENT EFFECTS |
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// Always 8 Uniforms: 4-per effect interpolated values, 4 dimensional Region. |
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/** |
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* Create square-shaped macroblocks. |
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* <p> |
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* Uniforms: (macroblockSize,UNUSED,UNUSED,UNUSED, regionX, regionY, regionRX, regionRY) |
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* Unity: macroblockSize = 1 |
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*/ |
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MACROBLOCK ( EffectTypes.FRAGMENT, new float[] {1.0f} ),
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/** |
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* Make a given Region (partially) transparent. |
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* <p> |
| src/main/java/org/distorted/library/EffectQueueFragment.java | ||
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// Do various post-processing on already computed effects. |
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// 1) move all Points and scale all Region radii by a ModelView matrix |
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// 2) in case of macroblock, pre-compute some values so that we don't have to do it in the fragment shader. |
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void postprocess(float[] MVmatrix) |
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{
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if( mNumEffects>0 ) |
| ... | ... | |
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mUniforms[NUM_UNIFORMS*i+5] = MVmatrix[1]*tx + MVmatrix[5]*ty + MVmatrix[13]; // |
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mUniforms[NUM_UNIFORMS*i+6] = w*mBuf[4*i+2]; // in fragment shader rx and ry radii are the last two values of the second vec4 |
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mUniforms[NUM_UNIFORMS*i+7] = h*mBuf[4*i+3]; // |
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if( mName[i]==EffectNames.MACROBLOCK.ordinal() ) // fill up the .y and .z components of the Interpolated values already to avoid having to compute this in the fragment shader |
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{
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mUniforms[NUM_UNIFORMS*i+1] = 2.0f*mObjHalfX/mUniforms[NUM_UNIFORMS*i]; |
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mUniforms[NUM_UNIFORMS*i+2] = 2.0f*mObjHalfY/mUniforms[NUM_UNIFORMS*i]; |
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} |
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} |
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} |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// macroblock, alpha, brightness, contrast, saturation
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// alpha, brightness, contrast, saturation |
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synchronized long add(EffectNames eln, Data1D data) |
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{
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| ... | ... | |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// macroblock, alpha, brightness, contrast, saturation
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// alpha, brightness, contrast, saturation |
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synchronized long add(EffectNames eln, Data1D data, Data4D region) |
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{
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| src/main/res/raw/main_fragment_shader.glsl | ||
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// next describes the Region, i.e. area over which the effect is active. |
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const vec3 LUMI = vec3( 0.2125, 0.7154, 0.0721 ); |
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////////////////////////////////////////////////////////////////////////////////////////////// |
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// MACROBLOCK EFFECT |
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void macroblock(float degree, int effect, inout vec2 tex) |
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{
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vec2 one = vec2(1.0,1.0); |
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vec2 a = degree*(fUniforms[effect].yz-one)+one; |
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tex = ( max((1.0-degree)*tex,floor(tex*a)) + degree*vec2(0.5,0.5) ) / a; |
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} |
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////////////////////////////////////////////////////////////////////////////////////////////// |
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// CHROMA EFFECT |
| ... | ... | |
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void main() |
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{
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vec2 tex = v_TexCoordinate; |
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vec4 col = texture2D(u_Texture, tex); |
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vec4 pixel = texture2D(u_Texture,v_TexCoordinate); |
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#if NUM_FRAGMENT>0 |
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vec2 diff; |
| ... | ... | |
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diff = (v_Position.xy - fUniforms[2*i+1].xy)/fUniforms[2*i+1].zw; |
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pointDegree = max(0.0,1.0-dot(diff,diff)); |
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if( fType[i]==MACROBLOCK ) macroblock(sign(pointDegree),2*i,tex); |
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else if( fType[i]==CHROMA ) chroma (sign(pointDegree),2*i,col); |
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else if( fType[i]==SMOOTH_CHROMA ) chroma ( pointDegree ,2*i,col); |
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else if( fType[i]==ALPHA ) alpha (sign(pointDegree),2*i,col); |
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else if( fType[i]==SMOOTH_ALPHA ) alpha ( pointDegree ,2*i,col); |
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else if( fType[i]==BRIGHTNESS ) brightness(sign(pointDegree),2*i,col); |
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else if( fType[i]==SMOOTH_BRIGHTNESS ) brightness( pointDegree ,2*i,col); |
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else if( fType[i]==CONTRAST ) contrast (sign(pointDegree),2*i,col); |
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else if( fType[i]==SMOOTH_CONTRAST ) contrast ( pointDegree ,2*i,col); |
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else if( fType[i]==SATURATION ) saturation(sign(pointDegree),2*i,col); |
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else if( fType[i]==SMOOTH_SATURATION ) saturation( pointDegree ,2*i,col); |
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if( fType[i]==CHROMA ) chroma (sign(pointDegree),2*i,pixel); |
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else if( fType[i]==SMOOTH_CHROMA ) chroma ( pointDegree ,2*i,pixel); |
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else if( fType[i]==ALPHA ) alpha (sign(pointDegree),2*i,pixel); |
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else if( fType[i]==SMOOTH_ALPHA ) alpha ( pointDegree ,2*i,pixel); |
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else if( fType[i]==BRIGHTNESS ) brightness(sign(pointDegree),2*i,pixel); |
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else if( fType[i]==SMOOTH_BRIGHTNESS ) brightness( pointDegree ,2*i,pixel); |
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else if( fType[i]==CONTRAST ) contrast (sign(pointDegree),2*i,pixel); |
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else if( fType[i]==SMOOTH_CONTRAST ) contrast ( pointDegree ,2*i,pixel); |
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else if( fType[i]==SATURATION ) saturation(sign(pointDegree),2*i,pixel); |
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else if( fType[i]==SMOOTH_SATURATION ) saturation( pointDegree ,2*i,pixel); |
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} |
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#endif |
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gl_FragColor = vec4(col.rgb * 0.5 * (v_Normal.z+1.0), col.a);
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gl_FragColor = vec4(pixel.rgb * 0.5 * (v_Normal.z+1.0), pixel.a);
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} |
Also available in: Unified diff
Remove the MACROBLOCK Effect altogether.