Home | History | Annotate | Download | only in renderscript 
      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package android.renderscript;
     18 
     19 
     20 import android.util.Config;
     21 import android.util.Log;
     22 
     23 
     24 /**
     25  * @hide
     26  *
     27  **/
     28 public class ProgramStore extends BaseObj {
     29         public enum DepthFunc {
     30         ALWAYS (0),
     31         LESS (1),
     32         LEQUAL (2),
     33         GREATER (3),
     34         GEQUAL (4),
     35         EQUAL (5),
     36         NOTEQUAL (6);
     37 
     38         int mID;
     39         DepthFunc(int id) {
     40             mID = id;
     41         }
     42     }
     43 
     44     public enum BlendSrcFunc {
     45         ZERO (0),
     46         ONE (1),
     47         DST_COLOR (2),
     48         ONE_MINUS_DST_COLOR (3),
     49         SRC_ALPHA (4),
     50         ONE_MINUS_SRC_ALPHA (5),
     51         DST_ALPHA (6),
     52         ONE_MINUS_DST_ALPHA (7),
     53         SRC_ALPHA_SATURATE (8);
     54 
     55         int mID;
     56         BlendSrcFunc(int id) {
     57             mID = id;
     58         }
     59     }
     60 
     61     public enum BlendDstFunc {
     62         ZERO (0),
     63         ONE (1),
     64         SRC_COLOR (2),
     65         ONE_MINUS_SRC_COLOR (3),
     66         SRC_ALPHA (4),
     67         ONE_MINUS_SRC_ALPHA (5),
     68         DST_ALPHA (6),
     69         ONE_MINUS_DST_ALPHA (7);
     70 
     71         int mID;
     72         BlendDstFunc(int id) {
     73             mID = id;
     74         }
     75     }
     76 
     77 
     78     ProgramStore(int id, RenderScript rs) {
     79         super(rs);
     80         mID = id;
     81     }
     82 
     83 
     84 
     85     public static class Builder {
     86         RenderScript mRS;
     87         Element mIn;
     88         Element mOut;
     89         DepthFunc mDepthFunc;
     90         boolean mDepthMask;
     91         boolean mColorMaskR;
     92         boolean mColorMaskG;
     93         boolean mColorMaskB;
     94         boolean mColorMaskA;
     95         BlendSrcFunc mBlendSrc;
     96         BlendDstFunc mBlendDst;
     97         boolean mDither;
     98 
     99 
    100 
    101         public Builder(RenderScript rs, Element in, Element out) {
    102             mRS = rs;
    103             mIn = in;
    104             mOut = out;
    105             mDepthFunc = DepthFunc.ALWAYS;
    106             mDepthMask = false;
    107             mColorMaskR = true;
    108             mColorMaskG = true;
    109             mColorMaskB = true;
    110             mColorMaskA = true;
    111             mBlendSrc = BlendSrcFunc.ONE;
    112             mBlendDst = BlendDstFunc.ZERO;
    113 
    114 
    115         }
    116 
    117         public void setDepthFunc(DepthFunc func) {
    118             mDepthFunc = func;
    119         }
    120 
    121         public void setDepthMask(boolean enable) {
    122             mDepthMask = enable;
    123         }
    124 
    125         public void setColorMask(boolean r, boolean g, boolean b, boolean a) {
    126             mColorMaskR = r;
    127             mColorMaskG = g;
    128             mColorMaskB = b;
    129             mColorMaskA = a;
    130         }
    131 
    132         public void setBlendFunc(BlendSrcFunc src, BlendDstFunc dst) {
    133             mBlendSrc = src;
    134             mBlendDst = dst;
    135         }
    136 
    137         public void setDitherEnable(boolean enable) {
    138             mDither = enable;
    139         }
    140 
    141         static synchronized ProgramStore internalCreate(RenderScript rs, Builder b) {
    142             int inID = 0;
    143             int outID = 0;
    144             if (b.mIn != null) {
    145                 inID = b.mIn.mID;
    146             }
    147             if (b.mOut != null) {
    148                 outID = b.mOut.mID;
    149             }
    150             rs.nProgramFragmentStoreBegin(inID, outID);
    151             rs.nProgramFragmentStoreDepthFunc(b.mDepthFunc.mID);
    152             rs.nProgramFragmentStoreDepthMask(b.mDepthMask);
    153             rs.nProgramFragmentStoreColorMask(b.mColorMaskR,
    154                                               b.mColorMaskG,
    155                                               b.mColorMaskB,
    156                                               b.mColorMaskA);
    157             rs.nProgramFragmentStoreBlendFunc(b.mBlendSrc.mID, b.mBlendDst.mID);
    158             rs.nProgramFragmentStoreDither(b.mDither);
    159 
    160             int id = rs.nProgramFragmentStoreCreate();
    161             return new ProgramStore(id, rs);
    162         }
    163 
    164         public ProgramStore create() {
    165             mRS.validate();
    166             return internalCreate(mRS, this);
    167         }
    168     }
    169 
    170 }
    171 
    172 
    173 
    174 
    175