152 lines
4.1 KiB
Java
152 lines
4.1 KiB
Java
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.renderscript;
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import android.util.Config;
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import android.util.Log;
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/**
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* @hide
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*
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**/
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public class ProgramFragment extends Program {
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ProgramFragment(int id, RenderScript rs) {
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super(id, rs);
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}
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public static class ShaderBuilder extends BaseProgramBuilder {
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public ShaderBuilder(RenderScript rs) {
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super(rs);
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}
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public ProgramFragment create() {
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mRS.validate();
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int[] tmp = new int[(mInputCount + mOutputCount + mConstantCount + 1) * 2];
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int idx = 0;
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for (int i=0; i < mInputCount; i++) {
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tmp[idx++] = 0;
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tmp[idx++] = mInputs[i].mID;
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}
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for (int i=0; i < mOutputCount; i++) {
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tmp[idx++] = 1;
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tmp[idx++] = mOutputs[i].mID;
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}
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for (int i=0; i < mConstantCount; i++) {
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tmp[idx++] = 2;
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tmp[idx++] = mConstants[i].mID;
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}
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tmp[idx++] = 3;
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tmp[idx++] = mTextureCount;
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int id = mRS.nProgramFragmentCreate2(mShader, tmp);
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ProgramFragment pf = new ProgramFragment(id, mRS);
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initProgram(pf);
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return pf;
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}
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}
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public static class Builder {
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public static final int MAX_TEXTURE = 2;
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RenderScript mRS;
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boolean mPointSpriteEnable;
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boolean mVaryingColorEnable;
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public enum EnvMode {
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REPLACE (1),
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MODULATE (2),
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DECAL (3);
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int mID;
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EnvMode(int id) {
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mID = id;
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}
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}
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public enum Format {
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ALPHA (1),
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LUMINANCE_ALPHA (2),
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RGB (3),
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RGBA (4);
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int mID;
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Format(int id) {
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mID = id;
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}
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}
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private class Slot {
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EnvMode env;
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Format format;
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Slot(EnvMode _env, Format _fmt) {
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env = _env;
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format = _fmt;
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}
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}
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Slot[] mSlots;
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public Builder(RenderScript rs) {
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mRS = rs;
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mSlots = new Slot[MAX_TEXTURE];
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mPointSpriteEnable = false;
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}
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public Builder setTexture(EnvMode env, Format fmt, int slot)
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throws IllegalArgumentException {
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if((slot < 0) || (slot >= MAX_TEXTURE)) {
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throw new IllegalArgumentException("MAX_TEXTURE exceeded.");
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}
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mSlots[slot] = new Slot(env, fmt);
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return this;
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}
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public Builder setPointSpriteTexCoordinateReplacement(boolean enable) {
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mPointSpriteEnable = enable;
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return this;
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}
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public Builder setVaryingColor(boolean enable) {
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mVaryingColorEnable = enable;
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return this;
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}
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public ProgramFragment create() {
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mRS.validate();
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int[] tmp = new int[MAX_TEXTURE * 2 + 2];
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if (mSlots[0] != null) {
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tmp[0] = mSlots[0].env.mID;
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tmp[1] = mSlots[0].format.mID;
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}
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if (mSlots[1] != null) {
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tmp[2] = mSlots[1].env.mID;
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tmp[3] = mSlots[1].format.mID;
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}
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tmp[4] = mPointSpriteEnable ? 1 : 0;
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tmp[5] = mVaryingColorEnable ? 1 : 0;
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int id = mRS.nProgramFragmentCreate(tmp);
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ProgramFragment pf = new ProgramFragment(id, mRS);
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pf.mTextureCount = MAX_TEXTURE;
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return pf;
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}
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}
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}
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