| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.samples; |
| |
| import java.io.Writer; |
| |
| import android.content.res.Resources; |
| import android.graphics.Bitmap; |
| import android.graphics.BitmapFactory; |
| import android.renderscript.*; |
| import android.renderscript.ProgramStore.DepthFunc; |
| import android.renderscript.Sampler.Value; |
| import android.util.Log; |
| |
| |
| public class RsRenderStatesRS { |
| |
| int mWidth; |
| int mHeight; |
| |
| public RsRenderStatesRS() { |
| } |
| |
| public void init(RenderScriptGL rs, Resources res, int width, int height) { |
| mRS = rs; |
| mRes = res; |
| mWidth = width; |
| mHeight = height; |
| mOptionsARGB.inScaled = false; |
| mOptionsARGB.inPreferredConfig = Bitmap.Config.ARGB_8888; |
| mMode = 0; |
| mMaxModes = 0; |
| initRS(); |
| } |
| |
| private Resources mRes; |
| private RenderScriptGL mRS; |
| |
| private Sampler mLinearClamp; |
| private Sampler mLinearWrap; |
| private Sampler mMipLinearWrap; |
| private Sampler mNearestClamp; |
| private Sampler mMipLinearAniso8; |
| private Sampler mMipLinearAniso15; |
| |
| private ProgramStore mProgStoreBlendNoneDepth; |
| private ProgramStore mProgStoreBlendNone; |
| private ProgramStore mProgStoreBlendAlpha; |
| private ProgramStore mProgStoreBlendAdd; |
| |
| private ProgramFragment mProgFragmentTexture; |
| private ProgramFragment mProgFragmentColor; |
| |
| private ProgramVertex mProgVertex; |
| private ProgramVertex.MatrixAllocation mPVA; |
| |
| // Custom shaders |
| private ProgramVertex mProgVertexCustom; |
| private ProgramFragment mProgFragmentCustom; |
| private ProgramFragment mProgFragmentMultitex; |
| private ScriptField_VertexShaderConstants_s mVSConst; |
| private ScriptField_VertexShaderConstants2_s mVSConst2; |
| private ScriptField_FragentShaderConstants_s mFSConst; |
| private ScriptField_FragentShaderConstants2_s mFSConst2; |
| |
| private ProgramVertex mProgVertexCustom2; |
| private ProgramFragment mProgFragmentCustom2; |
| |
| private ProgramRaster mCullBack; |
| private ProgramRaster mCullFront; |
| private ProgramRaster mCullNone; |
| |
| private Allocation mTexTorus; |
| private Allocation mTexOpaque; |
| private Allocation mTexTransparent; |
| private Allocation mTexChecker; |
| |
| private Mesh mMbyNMesh; |
| private Mesh mTorus; |
| |
| Font mFontSans; |
| Font mFontSerif; |
| Font mFontSerifBold; |
| Font mFontSerifItalic; |
| Font mFontSerifBoldItalic; |
| Font mFontMono; |
| private Allocation mTextAlloc; |
| |
| private ScriptC_rsrenderstates mScript; |
| |
| private final BitmapFactory.Options mOptionsARGB = new BitmapFactory.Options(); |
| |
| int mMode; |
| int mMaxModes; |
| |
| public void onActionDown(int x, int y) { |
| mMode ++; |
| mMode = mMode % mMaxModes; |
| mScript.set_gDisplayMode(mMode); |
| } |
| |
| private Mesh getMbyNMesh(float width, float height, int wResolution, int hResolution) { |
| |
| Mesh.TriangleMeshBuilder tmb = new Mesh.TriangleMeshBuilder(mRS, |
| 2, Mesh.TriangleMeshBuilder.TEXTURE_0); |
| |
| for (int y = 0; y <= hResolution; y++) { |
| final float normalizedY = (float)y / hResolution; |
| final float yOffset = (normalizedY - 0.5f) * height; |
| for (int x = 0; x <= wResolution; x++) { |
| float normalizedX = (float)x / wResolution; |
| float xOffset = (normalizedX - 0.5f) * width; |
| tmb.setTexture(normalizedX, normalizedY); |
| tmb.addVertex(xOffset, yOffset); |
| } |
| } |
| |
| for (int y = 0; y < hResolution; y++) { |
| final int curY = y * (wResolution + 1); |
| final int belowY = (y + 1) * (wResolution + 1); |
| for (int x = 0; x < wResolution; x++) { |
| int curV = curY + x; |
| int belowV = belowY + x; |
| tmb.addTriangle(curV, belowV, curV + 1); |
| tmb.addTriangle(belowV, belowV + 1, curV + 1); |
| } |
| } |
| |
| return tmb.create(true); |
| } |
| |
| private void initProgramStore() { |
| // Use stock the stock program store object |
| mProgStoreBlendNoneDepth = ProgramStore.BLEND_NONE_DEPTH_TEST(mRS); |
| mProgStoreBlendNone = ProgramStore.BLEND_NONE_DEPTH_NO_DEPTH(mRS); |
| |
| // Create a custom program store |
| ProgramStore.Builder builder = new ProgramStore.Builder(mRS); |
| builder.setDepthFunc(ProgramStore.DepthFunc.ALWAYS); |
| builder.setBlendFunc(ProgramStore.BlendSrcFunc.SRC_ALPHA, |
| ProgramStore.BlendDstFunc.ONE_MINUS_SRC_ALPHA); |
| builder.setDitherEnable(false); |
| builder.setDepthMask(false); |
| mProgStoreBlendAlpha = builder.create(); |
| |
| mProgStoreBlendAdd = ProgramStore.BLEND_ADD_DEPTH_NO_DEPTH(mRS); |
| |
| mScript.set_gProgStoreBlendNoneDepth(mProgStoreBlendNoneDepth); |
| mScript.set_gProgStoreBlendNone(mProgStoreBlendNone); |
| mScript.set_gProgStoreBlendAlpha(mProgStoreBlendAlpha); |
| mScript.set_gProgStoreBlendAdd(mProgStoreBlendAdd); |
| } |
| |
| private void initProgramFragment() { |
| |
| ProgramFragment.Builder texBuilder = new ProgramFragment.Builder(mRS); |
| texBuilder.setTexture(ProgramFragment.Builder.EnvMode.REPLACE, |
| ProgramFragment.Builder.Format.RGBA, 0); |
| mProgFragmentTexture = texBuilder.create(); |
| mProgFragmentTexture.bindSampler(mLinearClamp, 0); |
| |
| ProgramFragment.Builder colBuilder = new ProgramFragment.Builder(mRS); |
| colBuilder.setVaryingColor(false); |
| mProgFragmentColor = colBuilder.create(); |
| |
| mScript.set_gProgFragmentColor(mProgFragmentColor); |
| mScript.set_gProgFragmentTexture(mProgFragmentTexture); |
| } |
| |
| private void initProgramVertex() { |
| ProgramVertex.Builder pvb = new ProgramVertex.Builder(mRS); |
| mProgVertex = pvb.create(); |
| |
| mPVA = new ProgramVertex.MatrixAllocation(mRS); |
| mProgVertex.bindAllocation(mPVA); |
| mPVA.setupOrthoWindow(mWidth, mHeight); |
| |
| mScript.set_gProgVertex(mProgVertex); |
| } |
| |
| private void initCustomShaders() { |
| mVSConst = new ScriptField_VertexShaderConstants_s(mRS, 1); |
| mVSConst2 = new ScriptField_VertexShaderConstants2_s(mRS, 1); |
| mFSConst = new ScriptField_FragentShaderConstants_s(mRS, 1); |
| mFSConst2 = new ScriptField_FragentShaderConstants2_s(mRS, 1); |
| |
| mScript.bind_gVSConstants(mVSConst); |
| mScript.bind_gVSConstants2(mVSConst2); |
| mScript.bind_gFSConstants(mFSConst); |
| mScript.bind_gFSConstants2(mFSConst2); |
| |
| // Initialize the shader builder |
| ProgramVertex.ShaderBuilder pvbCustom = new ProgramVertex.ShaderBuilder(mRS); |
| // Specify the resource that contains the shader string |
| pvbCustom.setShader(mRes, R.raw.shaderv); |
| // Use a script field to spcify the input layout |
| pvbCustom.addInput(ScriptField_VertexShaderInputs_s.createElement(mRS)); |
| // Define the constant input layout |
| pvbCustom.addConstant(mVSConst.getAllocation().getType()); |
| mProgVertexCustom = pvbCustom.create(); |
| // Bind the source of constant data |
| mProgVertexCustom.bindConstants(mVSConst.getAllocation(), 0); |
| |
| ProgramFragment.ShaderBuilder pfbCustom = new ProgramFragment.ShaderBuilder(mRS); |
| // Specify the resource that contains the shader string |
| pfbCustom.setShader(mRes, R.raw.shaderf); |
| //Tell the builder how many textures we have |
| pfbCustom.setTextureCount(1); |
| // Define the constant input layout |
| pfbCustom.addConstant(mFSConst.getAllocation().getType()); |
| mProgFragmentCustom = pfbCustom.create(); |
| // Bind the source of constant data |
| mProgFragmentCustom.bindConstants(mFSConst.getAllocation(), 0); |
| |
| pvbCustom = new ProgramVertex.ShaderBuilder(mRS); |
| pvbCustom.setShader(mRes, R.raw.shaderarrayv); |
| pvbCustom.addInput(ScriptField_VertexShaderInputs_s.createElement(mRS)); |
| pvbCustom.addConstant(mVSConst2.getAllocation().getType()); |
| mProgVertexCustom2 = pvbCustom.create(); |
| mProgVertexCustom2.bindConstants(mVSConst2.getAllocation(), 0); |
| |
| pfbCustom = new ProgramFragment.ShaderBuilder(mRS); |
| pfbCustom.setShader(mRes, R.raw.shaderarrayf); |
| pfbCustom.setTextureCount(1); |
| pfbCustom.addConstant(mFSConst2.getAllocation().getType()); |
| mProgFragmentCustom2 = pfbCustom.create(); |
| mProgFragmentCustom2.bindConstants(mFSConst2.getAllocation(), 0); |
| |
| pfbCustom = new ProgramFragment.ShaderBuilder(mRS); |
| pfbCustom.setShader(mRes, R.raw.multitexf); |
| pfbCustom.setTextureCount(3); |
| mProgFragmentMultitex = pfbCustom.create(); |
| |
| mScript.set_gProgVertexCustom(mProgVertexCustom); |
| mScript.set_gProgFragmentCustom(mProgFragmentCustom); |
| mScript.set_gProgFragmentMultitex(mProgFragmentMultitex); |
| |
| mScript.set_gProgVertexCustom2(mProgVertexCustom2); |
| mScript.set_gProgFragmentCustom2(mProgFragmentCustom2); |
| } |
| |
| private Allocation loadTextureRGB(int id) { |
| final Allocation allocation = Allocation.createFromBitmapResource(mRS, mRes, |
| id, Element.RGB_565(mRS), true); |
| allocation.uploadToTexture(0); |
| return allocation; |
| } |
| |
| private Allocation loadTextureARGB(int id) { |
| Bitmap b = BitmapFactory.decodeResource(mRes, id, mOptionsARGB); |
| final Allocation allocation = Allocation.createFromBitmap(mRS, b, Element.RGBA_8888(mRS), true); |
| allocation.uploadToTexture(0); |
| return allocation; |
| } |
| |
| private void loadImages() { |
| mTexTorus = loadTextureRGB(R.drawable.torusmap); |
| mTexOpaque = loadTextureRGB(R.drawable.data); |
| mTexTransparent = loadTextureARGB(R.drawable.leaf); |
| mTexChecker = loadTextureRGB(R.drawable.checker); |
| |
| mScript.set_gTexTorus(mTexTorus); |
| mScript.set_gTexOpaque(mTexOpaque); |
| mScript.set_gTexTransparent(mTexTransparent); |
| mScript.set_gTexChecker(mTexChecker); |
| } |
| |
| private void initFonts() { |
| // Sans font by family name |
| mFontSans = Font.createFromFamily(mRS, mRes, "sans-serif", Font.Style.NORMAL, 8); |
| // Create font by file name |
| mFontSerif = Font.create(mRS, mRes, "DroidSerif-Regular.ttf", 8); |
| // Create fonts by family and style |
| mFontSerifBold = Font.createFromFamily(mRS, mRes, "serif", Font.Style.BOLD, 8); |
| mFontSerifItalic = Font.createFromFamily(mRS, mRes, "serif", Font.Style.ITALIC, 8); |
| mFontSerifBoldItalic = Font.createFromFamily(mRS, mRes, "serif", Font.Style.BOLD_ITALIC, 8); |
| mFontMono = Font.createFromFamily(mRS, mRes, "mono", Font.Style.NORMAL, 8); |
| |
| mTextAlloc = Allocation.createFromString(mRS, "String from allocation"); |
| |
| mScript.set_gFontSans(mFontSans); |
| mScript.set_gFontSerif(mFontSerif); |
| mScript.set_gFontSerifBold(mFontSerifBold); |
| mScript.set_gFontSerifItalic(mFontSerifItalic); |
| mScript.set_gFontSerifBoldItalic(mFontSerifBoldItalic); |
| mScript.set_gFontMono(mFontMono); |
| mScript.set_gTextAlloc(mTextAlloc); |
| } |
| |
| private void initMesh() { |
| mMbyNMesh = getMbyNMesh(256, 256, 10, 10); |
| mScript.set_gMbyNMesh(mMbyNMesh); |
| |
| FileA3D model = FileA3D.createFromResource(mRS, mRes, R.raw.torus); |
| FileA3D.IndexEntry entry = model.getIndexEntry(0); |
| if(entry == null || entry.getClassID() != FileA3D.ClassID.MESH) { |
| Log.e("rs", "could not load model"); |
| } |
| else { |
| mTorus = (Mesh)entry.getObject(); |
| mScript.set_gTorusMesh(mTorus); |
| } |
| } |
| |
| private void initSamplers() { |
| Sampler.Builder bs = new Sampler.Builder(mRS); |
| bs.setMin(Sampler.Value.LINEAR); |
| bs.setMag(Sampler.Value.LINEAR); |
| bs.setWrapS(Sampler.Value.WRAP); |
| bs.setWrapT(Sampler.Value.WRAP); |
| mLinearWrap = bs.create(); |
| |
| mLinearClamp = Sampler.CLAMP_LINEAR(mRS); |
| mNearestClamp = Sampler.CLAMP_NEAREST(mRS); |
| mMipLinearWrap = Sampler.WRAP_LINEAR_MIP_LINEAR(mRS); |
| |
| bs = new Sampler.Builder(mRS); |
| bs.setMin(Sampler.Value.LINEAR_MIP_LINEAR); |
| bs.setMag(Sampler.Value.LINEAR); |
| bs.setWrapS(Sampler.Value.WRAP); |
| bs.setWrapT(Sampler.Value.WRAP); |
| bs.setAnisotropy(8.0f); |
| mMipLinearAniso8 = bs.create(); |
| bs.setAnisotropy(15.0f); |
| mMipLinearAniso15 = bs.create(); |
| |
| mScript.set_gLinearClamp(mLinearClamp); |
| mScript.set_gLinearWrap(mLinearWrap); |
| mScript.set_gMipLinearWrap(mMipLinearWrap); |
| mScript.set_gMipLinearAniso8(mMipLinearAniso8); |
| mScript.set_gMipLinearAniso15(mMipLinearAniso15); |
| mScript.set_gNearestClamp(mNearestClamp); |
| } |
| |
| private void initProgramRaster() { |
| mCullBack = ProgramRaster.CULL_BACK(mRS); |
| mCullFront = ProgramRaster.CULL_FRONT(mRS); |
| mCullNone = ProgramRaster.CULL_NONE(mRS); |
| |
| mScript.set_gCullBack(mCullBack); |
| mScript.set_gCullFront(mCullFront); |
| mScript.set_gCullNone(mCullNone); |
| } |
| |
| private void initRS() { |
| |
| mScript = new ScriptC_rsrenderstates(mRS, mRes, R.raw.rsrenderstates); |
| |
| mMaxModes = mScript.get_gMaxModes(); |
| |
| initSamplers(); |
| initProgramStore(); |
| initProgramFragment(); |
| initProgramVertex(); |
| initFonts(); |
| loadImages(); |
| initMesh(); |
| initProgramRaster(); |
| initCustomShaders(); |
| |
| mRS.contextBindRootScript(mScript); |
| } |
| } |
| |
| |
| |