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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2016 Leszek Koltunski //
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// //
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// This file is part of Distorted. //
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// //
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// Distorted is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// Distorted is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with Distorted. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.library.main;
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import android.opengl.GLES31;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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/**
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* Remember the OpenGL state.
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* <p>
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* This is a member of DistortedNode. Remembers the OpenGL state we want to set just before rendering
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* the Node.
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* <p>
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* Only for use by the library itself.
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*
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* @y.exclude
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*/
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public class DistortedRenderState
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{
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// TODO: figure this out dynamically; this assumes 8 bit stencil buffer.
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private static final int STENCIL_MASK = (1<<8)-1;
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private static class RenderState
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{
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private int colorMaskR, colorMaskG, colorMaskB, colorMaskA;
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private int depthMask;
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private int stencilMask;
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private int depthTest;
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private int stencilTest;
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private int stencilFuncFunc, stencilFuncRef, stencilFuncMask;
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private int stencilOpSfail, stencilOpDpfail, stencilOpDppass;
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private int depthFunc;
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private int blend;
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private int blendSrc, blendDst;
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}
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private RenderState mState; // state the current object wants to have
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static private RenderState cState = new RenderState(); // current OpenGL Stave
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static private RenderState sState = new RenderState(); // saved OpenGL state
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private int mClear;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// default: color writes on, depth test and writes on, blending on, stencil off.
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DistortedRenderState()
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{
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mState = new RenderState();
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mState.colorMaskR = 1;
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mState.colorMaskG = 1;
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mState.colorMaskB = 1;
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mState.colorMaskA = 1;
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mState.depthTest = 1;
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mState.depthMask = 1;
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mState.depthFunc = GLES31.GL_LEQUAL;
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mState.blend = 1;
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mState.blendSrc = GLES31.GL_SRC_ALPHA;
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mState.blendDst = GLES31.GL_ONE_MINUS_SRC_ALPHA;
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mState.stencilTest = 0;
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mState.stencilMask = STENCIL_MASK;
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mState.stencilFuncFunc = GLES31.GL_NEVER;
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mState.stencilFuncRef = 0;
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mState.stencilFuncMask = STENCIL_MASK;
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mState.stencilOpSfail = GLES31.GL_KEEP;
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mState.stencilOpDpfail = GLES31.GL_KEEP;
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mState.stencilOpDppass = GLES31.GL_KEEP;
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mClear = 0;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// reset state of everything to a known state.
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static void reset()
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{
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cState.colorMaskR = 1;
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cState.colorMaskG = 1;
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cState.colorMaskB = 1;
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cState.colorMaskA = 1;
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GLES31.glColorMask(true,true,true,true);
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cState.depthTest = 1;
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cState.depthMask = 1;
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cState.depthFunc = GLES31.GL_LEQUAL;
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GLES31.glEnable(GLES31.GL_DEPTH_TEST);
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GLES31.glDepthMask(true);
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GLES31.glDepthFunc(cState.depthFunc);
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cState.stencilTest = 0;
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cState.stencilMask = STENCIL_MASK;
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cState.stencilFuncFunc = GLES31.GL_NEVER;
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cState.stencilFuncRef = 0;
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cState.stencilFuncMask = STENCIL_MASK;
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cState.stencilOpSfail = GLES31.GL_KEEP;
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cState.stencilOpDpfail = GLES31.GL_KEEP;
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cState.stencilOpDppass = GLES31.GL_KEEP;
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GLES31.glDisable(GLES31.GL_STENCIL_TEST);
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GLES31.glStencilMask(cState.stencilMask);
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cState.blend = 1;
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cState.blendSrc = GLES31.GL_SRC_ALPHA;
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cState.blendDst = GLES31.GL_ONE_MINUS_SRC_ALPHA;
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GLES31.glEnable(GLES31.GL_BLEND);
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GLES31.glBlendFunc(cState.blendSrc,cState.blendDst);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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static void colorDepthStencilOn()
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{
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sState.colorMaskR = cState.colorMaskR;
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sState.colorMaskG = cState.colorMaskG;
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sState.colorMaskB = cState.colorMaskB;
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sState.colorMaskA = cState.colorMaskA;
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if( cState.colorMaskR!=1 || cState.colorMaskG!=1 || cState.colorMaskB!=1 || cState.colorMaskA!=1 )
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{
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cState.colorMaskR = 1;
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cState.colorMaskG = 1;
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cState.colorMaskB = 1;
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cState.colorMaskA = 1;
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GLES31.glColorMask(true,true,true,true);
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}
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sState.depthMask = cState.depthMask;
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if( cState.depthMask!=1 )
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{
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cState.depthMask = 1;
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GLES31.glDepthMask(true);
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}
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sState.stencilMask = cState.stencilMask;
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if( cState.stencilMask!= STENCIL_MASK )
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{
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cState.stencilMask = STENCIL_MASK;
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GLES31.glStencilMask(cState.stencilMask);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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static void colorDepthStencilRestore()
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{
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if( sState.colorMaskR!=cState.colorMaskR || sState.colorMaskG!=cState.colorMaskG || sState.colorMaskB!=cState.colorMaskB || sState.colorMaskA!=cState.colorMaskA)
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{
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cState.colorMaskR = sState.colorMaskR;
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cState.colorMaskG = sState.colorMaskG;
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cState.colorMaskB = sState.colorMaskB;
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cState.colorMaskA = sState.colorMaskA;
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GLES31.glColorMask(cState.colorMaskR==1,cState.colorMaskG==1,cState.colorMaskB==1,cState.colorMaskA==1);
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}
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if( sState.depthMask!=cState.depthMask )
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{
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cState.depthMask = sState.depthMask;
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GLES31.glDepthMask(cState.depthMask==1);
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}
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if( sState.stencilMask!=cState.stencilMask )
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{
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cState.stencilMask = sState.stencilMask;
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GLES31.glStencilMask(cState.stencilMask);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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static void enableDepthTest()
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{
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sState.depthTest = cState.depthTest;
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if (cState.depthTest != 1)
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{
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cState.depthTest = 1;
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GLES31.glEnable(GLES31.GL_DEPTH_TEST);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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static void restoreDepthTest()
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{
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if (sState.depthTest != cState.depthTest)
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{
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cState.depthTest = sState.depthTest;
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if (cState.depthTest == 0)
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{
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GLES31.glDisable(GLES31.GL_DEPTH_TEST);
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}
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else
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{
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GLES31.glEnable(GLES31.GL_DEPTH_TEST);
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}
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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static void switchOffDrawing()
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{
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GLES31.glEnable(GLES31.GL_SCISSOR_TEST);
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GLES31.glScissor(0,0,0,0);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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static void restoreDrawing()
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{
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GLES31.glDisable(GLES31.GL_SCISSOR_TEST);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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static void switchOffColorDepthStencil()
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{
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sState.stencilTest = cState.stencilTest;
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if( cState.stencilTest!=0 )
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{
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cState.stencilTest = 0;
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//android.util.Log.d("State", "stencil test off");
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GLES31.glDisable(GLES31.GL_STENCIL_TEST);
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}
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sState.depthTest = cState.depthTest;
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if( cState.depthTest!=0 )
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{
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cState.depthTest = 0;
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//android.util.Log.d("State", "depth test off");
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GLES31.glDisable(GLES31.GL_DEPTH_TEST);
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}
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sState.colorMaskR = cState.colorMaskR;
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sState.colorMaskG = cState.colorMaskG;
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sState.colorMaskB = cState.colorMaskB;
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sState.colorMaskA = cState.colorMaskA;
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if( cState.colorMaskR!=0 || cState.colorMaskG!=0 || cState.colorMaskB!=0 || cState.colorMaskA!=0 )
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{
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cState.colorMaskR = 0;
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cState.colorMaskG = 0;
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cState.colorMaskB = 0;
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cState.colorMaskA = 0;
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//android.util.Log.d("State", "switch off color writing");
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GLES31.glColorMask(false,false,false,false);
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}
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sState.depthMask = cState.depthMask;
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if( cState.depthMask!=0 )
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{
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cState.depthMask = 0;
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//android.util.Log.d("State", "switch off depth writing");
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GLES31.glDepthMask(false);
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}
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sState.stencilMask = cState.stencilMask;
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if( cState.stencilMask!= 0x00 )
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{
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cState.stencilMask = 0x00;
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//android.util.Log.d("State", "stencil mask off");
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GLES31.glStencilMask(cState.stencilMask);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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static void switchColorDepthOnStencilOff()
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{
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sState.stencilTest = cState.stencilTest;
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if( cState.stencilTest!=0 )
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{
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cState.stencilTest = 0;
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//android.util.Log.d("State", "stencil test off");
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GLES31.glDisable(GLES31.GL_STENCIL_TEST);
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}
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sState.depthTest = cState.depthTest;
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if( cState.depthTest!=0 )
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{
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cState.depthTest = 0;
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//android.util.Log.d("State", "depth test off");
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GLES31.glDisable(GLES31.GL_DEPTH_TEST);
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}
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sState.colorMaskR = cState.colorMaskR;
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sState.colorMaskG = cState.colorMaskG;
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sState.colorMaskB = cState.colorMaskB;
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sState.colorMaskA = cState.colorMaskA;
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if( cState.colorMaskR!=1 || cState.colorMaskG!=1 || cState.colorMaskB!=1 || cState.colorMaskA!=1 )
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{
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cState.colorMaskR = 1;
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cState.colorMaskG = 1;
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cState.colorMaskB = 1;
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cState.colorMaskA = 1;
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//android.util.Log.d("State", "switch on color writing");
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GLES31.glColorMask(true,true,true,true);
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}
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sState.depthMask = cState.depthMask;
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if( cState.depthMask!=1 )
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{
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cState.depthMask = 1;
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//android.util.Log.d("State", "switch on depth writing");
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GLES31.glDepthMask(true);
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}
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sState.stencilMask = cState.stencilMask;
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if( cState.stencilMask!= 0x00 )
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{
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340
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cState.stencilMask = 0x00;
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341
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//android.util.Log.d("State", "stencil mask off");
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GLES31.glStencilMask(cState.stencilMask);
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}
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}
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345
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///////////////////////////////////////////////////////////////////////////////////////////////////
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347
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348
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static void restoreColorDepthStencil()
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{
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350
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if( sState.stencilTest!=cState.stencilTest )
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351
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{
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cState.stencilTest = sState.stencilTest;
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353
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if (cState.stencilTest == 0)
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{
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GLES31.glDisable(GLES31.GL_STENCIL_TEST);
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357
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}
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else
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{
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360
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GLES31.glEnable(GLES31.GL_STENCIL_TEST);
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361
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}
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362
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}
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363
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if( sState.depthTest!=cState.depthTest )
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{
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365
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cState.depthTest = sState.depthTest;
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366
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367
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if (cState.depthTest == 0)
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368
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{
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369
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GLES31.glDisable(GLES31.GL_DEPTH_TEST);
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370
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}
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else
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{
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373
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GLES31.glEnable(GLES31.GL_DEPTH_TEST);
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}
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375
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}
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376
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if( sState.colorMaskR!=cState.colorMaskR || sState.colorMaskG!=cState.colorMaskG || sState.colorMaskB!=cState.colorMaskB || sState.colorMaskA!=cState.colorMaskA)
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377
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{
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378
|
cState.colorMaskR = sState.colorMaskR;
|
|
379
|
cState.colorMaskG = sState.colorMaskG;
|
|
380
|
cState.colorMaskB = sState.colorMaskB;
|
|
381
|
cState.colorMaskA = sState.colorMaskA;
|
|
382
|
GLES31.glColorMask(cState.colorMaskR==1,cState.colorMaskG==1,cState.colorMaskB==1,cState.colorMaskA==1);
|
|
383
|
}
|
|
384
|
if( sState.depthMask!=cState.depthMask )
|
|
385
|
{
|
|
386
|
cState.depthMask = sState.depthMask;
|
|
387
|
GLES31.glDepthMask(cState.depthMask==1);
|
|
388
|
}
|
|
389
|
if( sState.stencilMask!=cState.stencilMask )
|
|
390
|
{
|
|
391
|
cState.stencilMask = sState.stencilMask;
|
|
392
|
GLES31.glStencilMask(cState.stencilMask);
|
|
393
|
}
|
|
394
|
}
|
|
395
|
|
|
396
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
397
|
|
|
398
|
static void disableStencil()
|
|
399
|
{
|
|
400
|
sState.stencilTest = cState.stencilTest;
|
|
401
|
|
|
402
|
if (cState.stencilTest != 0)
|
|
403
|
{
|
|
404
|
cState.stencilTest = 0;
|
|
405
|
GLES31.glDisable(GLES31.GL_STENCIL_TEST);
|
|
406
|
}
|
|
407
|
|
|
408
|
sState.stencilFuncFunc = cState.stencilFuncFunc;
|
|
409
|
sState.stencilFuncRef = cState.stencilFuncRef;
|
|
410
|
sState.stencilFuncMask = cState.stencilFuncMask;
|
|
411
|
|
|
412
|
if( cState.stencilFuncFunc!=GLES31.GL_EQUAL || cState.stencilFuncRef!=1 || cState.stencilFuncMask!=STENCIL_MASK )
|
|
413
|
{
|
|
414
|
cState.stencilFuncFunc = GLES31.GL_EQUAL;
|
|
415
|
cState.stencilFuncRef = 1;
|
|
416
|
cState.stencilFuncMask = STENCIL_MASK;
|
|
417
|
GLES31.glStencilFunc(cState.stencilFuncFunc,cState.stencilFuncRef,cState.stencilFuncMask);
|
|
418
|
}
|
|
419
|
|
|
420
|
sState.stencilMask = cState.stencilMask;
|
|
421
|
|
|
422
|
if( cState.stencilMask!= 0x00 )
|
|
423
|
{
|
|
424
|
cState.stencilMask = 0x00;
|
|
425
|
GLES31.glStencilMask(cState.stencilMask);
|
|
426
|
}
|
|
427
|
}
|
|
428
|
|
|
429
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
430
|
|
|
431
|
static void restoreStencil()
|
|
432
|
{
|
|
433
|
if (sState.stencilTest != cState.stencilTest)
|
|
434
|
{
|
|
435
|
cState.stencilTest = sState.stencilTest;
|
|
436
|
|
|
437
|
if (cState.stencilTest == 0)
|
|
438
|
{
|
|
439
|
GLES31.glDisable(GLES31.GL_STENCIL_TEST);
|
|
440
|
}
|
|
441
|
else
|
|
442
|
{
|
|
443
|
GLES31.glEnable(GLES31.GL_STENCIL_TEST);
|
|
444
|
}
|
|
445
|
}
|
|
446
|
if( sState.stencilFuncFunc!=cState.stencilFuncFunc || sState.stencilFuncRef!=cState.stencilFuncRef || sState.stencilFuncMask!=cState.stencilFuncMask )
|
|
447
|
{
|
|
448
|
cState.stencilFuncFunc = sState.stencilFuncFunc;
|
|
449
|
cState.stencilFuncRef = sState.stencilFuncRef ;
|
|
450
|
cState.stencilFuncMask = sState.stencilFuncMask;
|
|
451
|
GLES31.glStencilFunc(cState.stencilFuncFunc,cState.stencilFuncRef,cState.stencilFuncMask);
|
|
452
|
}
|
|
453
|
if( sState.stencilMask!=cState.stencilMask )
|
|
454
|
{
|
|
455
|
cState.stencilMask = sState.stencilMask;
|
|
456
|
GLES31.glStencilMask(cState.stencilMask);
|
|
457
|
}
|
|
458
|
}
|
|
459
|
|
|
460
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
461
|
|
|
462
|
static void setUpStencilMark()
|
|
463
|
{
|
|
464
|
sState.stencilTest = cState.stencilTest;
|
|
465
|
|
|
466
|
if( cState.stencilTest!=1 )
|
|
467
|
{
|
|
468
|
cState.stencilTest = 1;
|
|
469
|
//android.util.Log.d("State", "stencil test on");
|
|
470
|
GLES31.glEnable(GLES31.GL_STENCIL_TEST);
|
|
471
|
}
|
|
472
|
|
|
473
|
sState.stencilFuncFunc = cState.stencilFuncFunc;
|
|
474
|
sState.stencilFuncRef = cState.stencilFuncRef;
|
|
475
|
sState.stencilFuncMask = cState.stencilFuncMask;
|
|
476
|
|
|
477
|
if( cState.stencilFuncFunc!=GLES31.GL_ALWAYS || cState.stencilFuncRef!=1 || cState.stencilFuncMask!=STENCIL_MASK )
|
|
478
|
{
|
|
479
|
cState.stencilFuncFunc = GLES31.GL_ALWAYS;
|
|
480
|
cState.stencilFuncRef = 1;
|
|
481
|
cState.stencilFuncMask = STENCIL_MASK;
|
|
482
|
//android.util.Log.d("State", "stencil func on");
|
|
483
|
GLES31.glStencilFunc(cState.stencilFuncFunc,cState.stencilFuncRef,cState.stencilFuncMask);
|
|
484
|
}
|
|
485
|
|
|
486
|
sState.stencilOpSfail = cState.stencilOpSfail;
|
|
487
|
sState.stencilOpDpfail= cState.stencilOpDpfail;
|
|
488
|
sState.stencilOpDppass= cState.stencilOpDppass;
|
|
489
|
|
|
490
|
if( cState.stencilOpSfail!=GLES31.GL_KEEP || cState.stencilOpDpfail!=GLES31.GL_KEEP || cState.stencilOpDppass!=GLES31.GL_REPLACE )
|
|
491
|
{
|
|
492
|
cState.stencilOpSfail = GLES31.GL_KEEP;
|
|
493
|
cState.stencilOpDpfail= GLES31.GL_KEEP;
|
|
494
|
cState.stencilOpDppass= GLES31.GL_REPLACE;
|
|
495
|
//android.util.Log.d("State", "stencil op on");
|
|
496
|
GLES31.glStencilOp(cState.stencilOpSfail,cState.stencilOpDpfail,cState.stencilOpDppass);
|
|
497
|
}
|
|
498
|
|
|
499
|
sState.colorMaskR = cState.colorMaskR;
|
|
500
|
sState.colorMaskG = cState.colorMaskG;
|
|
501
|
sState.colorMaskB = cState.colorMaskB;
|
|
502
|
sState.colorMaskA = cState.colorMaskA;
|
|
503
|
|
|
504
|
if( cState.colorMaskR!=0 || cState.colorMaskG!=0 || cState.colorMaskB!=0 || cState.colorMaskA!=0 )
|
|
505
|
{
|
|
506
|
cState.colorMaskR = 0;
|
|
507
|
cState.colorMaskG = 0;
|
|
508
|
cState.colorMaskB = 0;
|
|
509
|
cState.colorMaskA = 0;
|
|
510
|
//android.util.Log.d("State", "switch off color writing");
|
|
511
|
GLES31.glColorMask(false,false,false,false);
|
|
512
|
}
|
|
513
|
|
|
514
|
sState.depthMask = cState.depthMask;
|
|
515
|
|
|
516
|
if( cState.depthMask!=1 )
|
|
517
|
{
|
|
518
|
cState.depthMask = 1;
|
|
519
|
//android.util.Log.d("State", "switch on depth writing");
|
|
520
|
GLES31.glDepthMask(true);
|
|
521
|
}
|
|
522
|
|
|
523
|
sState.stencilMask = cState.stencilMask;
|
|
524
|
|
|
525
|
if( cState.stencilMask!= STENCIL_MASK )
|
|
526
|
{
|
|
527
|
cState.stencilMask = STENCIL_MASK;
|
|
528
|
//android.util.Log.d("State", "stencil mask on");
|
|
529
|
GLES31.glStencilMask(cState.stencilMask);
|
|
530
|
}
|
|
531
|
}
|
|
532
|
|
|
533
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
534
|
|
|
535
|
static void unsetUpStencilMark()
|
|
536
|
{
|
|
537
|
if( sState.stencilTest!=cState.stencilTest )
|
|
538
|
{
|
|
539
|
cState.stencilTest = sState.stencilTest;
|
|
540
|
|
|
541
|
if (cState.stencilTest == 0)
|
|
542
|
{
|
|
543
|
GLES31.glDisable(GLES31.GL_STENCIL_TEST);
|
|
544
|
}
|
|
545
|
else
|
|
546
|
{
|
|
547
|
GLES31.glEnable(GLES31.GL_STENCIL_TEST);
|
|
548
|
}
|
|
549
|
}
|
|
550
|
if( sState.colorMaskR!=cState.colorMaskR || sState.colorMaskG!=cState.colorMaskG || sState.colorMaskB!=cState.colorMaskB || sState.colorMaskA!=cState.colorMaskA)
|
|
551
|
{
|
|
552
|
cState.colorMaskR = sState.colorMaskR;
|
|
553
|
cState.colorMaskG = sState.colorMaskG;
|
|
554
|
cState.colorMaskB = sState.colorMaskB;
|
|
555
|
cState.colorMaskA = sState.colorMaskA;
|
|
556
|
GLES31.glColorMask(cState.colorMaskR==1,cState.colorMaskG==1,cState.colorMaskB==1,cState.colorMaskA==1);
|
|
557
|
}
|
|
558
|
if( sState.depthMask!=cState.depthMask )
|
|
559
|
{
|
|
560
|
cState.depthMask = sState.depthMask;
|
|
561
|
GLES31.glDepthMask(cState.depthMask==1);
|
|
562
|
}
|
|
563
|
if( sState.stencilMask!=cState.stencilMask )
|
|
564
|
{
|
|
565
|
cState.stencilMask = sState.stencilMask;
|
|
566
|
GLES31.glStencilMask(cState.stencilMask);
|
|
567
|
}
|
|
568
|
}
|
|
569
|
|
|
570
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
571
|
/**
|
|
572
|
* Only for use by the library itself.
|
|
573
|
*
|
|
574
|
* @y.exclude
|
|
575
|
*/
|
|
576
|
public static void useStencilMark()
|
|
577
|
{
|
|
578
|
sState.stencilMask = cState.stencilMask;
|
|
579
|
|
|
580
|
if( cState.stencilTest!=1 )
|
|
581
|
{
|
|
582
|
cState.stencilTest = 1;
|
|
583
|
GLES31.glEnable(GLES31.GL_STENCIL_TEST);
|
|
584
|
}
|
|
585
|
|
|
586
|
sState.stencilFuncFunc = cState.stencilFuncFunc;
|
|
587
|
sState.stencilFuncRef = cState.stencilFuncRef;
|
|
588
|
sState.stencilFuncMask = cState.stencilFuncMask;
|
|
589
|
|
|
590
|
if( cState.stencilFuncFunc!=GLES31.GL_EQUAL || cState.stencilFuncRef!=1 || cState.stencilFuncMask!=STENCIL_MASK )
|
|
591
|
{
|
|
592
|
cState.stencilFuncFunc = GLES31.GL_EQUAL;
|
|
593
|
cState.stencilFuncRef = 1;
|
|
594
|
cState.stencilFuncMask = STENCIL_MASK;
|
|
595
|
GLES31.glStencilFunc(cState.stencilFuncFunc,cState.stencilFuncRef,cState.stencilFuncMask);
|
|
596
|
}
|
|
597
|
|
|
598
|
sState.stencilMask = cState.stencilMask;
|
|
599
|
|
|
600
|
if( cState.stencilMask!= 0x00 )
|
|
601
|
{
|
|
602
|
cState.stencilMask = 0x00;
|
|
603
|
GLES31.glStencilMask(cState.stencilMask);
|
|
604
|
}
|
|
605
|
|
|
606
|
sState.depthMask = cState.depthMask;
|
|
607
|
|
|
608
|
if( cState.depthMask!=0 )
|
|
609
|
{
|
|
610
|
cState.depthMask = 0;
|
|
611
|
GLES31.glDepthMask(false);
|
|
612
|
}
|
|
613
|
|
|
614
|
sState.depthTest = cState.depthTest;
|
|
615
|
|
|
616
|
if( cState.depthTest!=0 )
|
|
617
|
{
|
|
618
|
cState.depthTest = 0;
|
|
619
|
GLES31.glDisable(GLES31.GL_DEPTH_TEST);
|
|
620
|
}
|
|
621
|
}
|
|
622
|
|
|
623
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
624
|
/**
|
|
625
|
* Only for use by the library itself.
|
|
626
|
*
|
|
627
|
* @y.exclude
|
|
628
|
*/
|
|
629
|
public static void unuseStencilMark()
|
|
630
|
{
|
|
631
|
if( sState.stencilTest!=cState.stencilTest )
|
|
632
|
{
|
|
633
|
cState.stencilTest = sState.stencilTest;
|
|
634
|
|
|
635
|
if (cState.stencilTest == 0)
|
|
636
|
{
|
|
637
|
GLES31.glDisable(GLES31.GL_STENCIL_TEST);
|
|
638
|
}
|
|
639
|
else
|
|
640
|
{
|
|
641
|
GLES31.glEnable(GLES31.GL_STENCIL_TEST);
|
|
642
|
}
|
|
643
|
}
|
|
644
|
if( sState.stencilFuncFunc!=cState.stencilFuncFunc || sState.stencilFuncRef!=cState.stencilFuncRef || sState.stencilFuncMask!=cState.stencilFuncMask )
|
|
645
|
{
|
|
646
|
cState.stencilFuncFunc = sState.stencilFuncFunc;
|
|
647
|
cState.stencilFuncRef = sState.stencilFuncRef ;
|
|
648
|
cState.stencilFuncMask = sState.stencilFuncMask;
|
|
649
|
GLES31.glStencilFunc(cState.stencilFuncFunc,cState.stencilFuncRef,cState.stencilFuncMask);
|
|
650
|
}
|
|
651
|
if( sState.stencilMask!=cState.stencilMask )
|
|
652
|
{
|
|
653
|
cState.stencilMask = sState.stencilMask;
|
|
654
|
GLES31.glStencilMask(cState.stencilMask);
|
|
655
|
}
|
|
656
|
if( sState.depthMask!=cState.depthMask )
|
|
657
|
{
|
|
658
|
cState.depthMask = sState.depthMask;
|
|
659
|
GLES31.glDepthMask(cState.depthMask==1);
|
|
660
|
}
|
|
661
|
if( sState.depthTest!=cState.depthTest )
|
|
662
|
{
|
|
663
|
cState.depthTest = sState.depthTest;
|
|
664
|
|
|
665
|
if (cState.depthTest == 0)
|
|
666
|
{
|
|
667
|
GLES31.glDisable(GLES31.GL_DEPTH_TEST);
|
|
668
|
}
|
|
669
|
else
|
|
670
|
{
|
|
671
|
GLES31.glEnable(GLES31.GL_DEPTH_TEST);
|
|
672
|
}
|
|
673
|
}
|
|
674
|
}
|
|
675
|
|
|
676
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
677
|
|
|
678
|
void apply()
|
|
679
|
{
|
|
680
|
//android.util.Log.e("State", "APPLYING STATE");
|
|
681
|
|
|
682
|
/////////////////////////////////////////////////////
|
|
683
|
// 1. Write to color buffer?
|
|
684
|
if( mState.colorMaskR!=cState.colorMaskR || mState.colorMaskG!=cState.colorMaskG || mState.colorMaskB!=cState.colorMaskB || mState.colorMaskA!=cState.colorMaskA)
|
|
685
|
{
|
|
686
|
//android.util.Log.d("State", "setting color mask");
|
|
687
|
cState.colorMaskR = mState.colorMaskR;
|
|
688
|
cState.colorMaskG = mState.colorMaskG;
|
|
689
|
cState.colorMaskB = mState.colorMaskB;
|
|
690
|
cState.colorMaskA = mState.colorMaskA;
|
|
691
|
GLES31.glColorMask(cState.colorMaskR==1,cState.colorMaskG==1,cState.colorMaskB==1,cState.colorMaskA==1);
|
|
692
|
}
|
|
693
|
|
|
694
|
/////////////////////////////////////////////////////
|
|
695
|
// 2. Enable Depth test?
|
|
696
|
if( mState.depthTest!=cState.depthTest )
|
|
697
|
{
|
|
698
|
cState.depthTest = mState.depthTest;
|
|
699
|
|
|
700
|
if (cState.depthTest == 0)
|
|
701
|
{
|
|
702
|
//android.util.Log.d("State", "disabling depth test");
|
|
703
|
GLES31.glDisable(GLES31.GL_DEPTH_TEST);
|
|
704
|
}
|
|
705
|
else
|
|
706
|
{
|
|
707
|
//android.util.Log.d("State", "enable depth test");
|
|
708
|
GLES31.glEnable(GLES31.GL_DEPTH_TEST);
|
|
709
|
}
|
|
710
|
}
|
|
711
|
|
|
712
|
/////////////////////////////////////////////////////
|
|
713
|
// 3. Change Depth Function?
|
|
714
|
if( mState.depthFunc!=cState.depthFunc )
|
|
715
|
{
|
|
716
|
//android.util.Log.d("State", "setting depth func");
|
|
717
|
cState.depthFunc = mState.depthFunc;
|
|
718
|
GLES31.glDepthFunc(cState.depthFunc);
|
|
719
|
}
|
|
720
|
|
|
721
|
/////////////////////////////////////////////////////
|
|
722
|
// 4. Write to Depth buffer?
|
|
723
|
if( mState.depthMask!=cState.depthMask )
|
|
724
|
{
|
|
725
|
//android.util.Log.d("State", "setting depth mask");
|
|
726
|
cState.depthMask = mState.depthMask;
|
|
727
|
GLES31.glDepthMask(cState.depthMask==1);
|
|
728
|
}
|
|
729
|
|
|
730
|
/////////////////////////////////////////////////////
|
|
731
|
// 5. Enable Blending?
|
|
732
|
if( mState.blend!=cState.blend )
|
|
733
|
{
|
|
734
|
cState.blend = mState.blend;
|
|
735
|
|
|
736
|
if (cState.blend == 0)
|
|
737
|
{
|
|
738
|
//android.util.Log.d("State", "disabling blending");
|
|
739
|
GLES31.glDisable(GLES31.GL_BLEND);
|
|
740
|
}
|
|
741
|
else
|
|
742
|
{
|
|
743
|
//android.util.Log.d("State", "enabling blending");
|
|
744
|
GLES31.glEnable(GLES31.GL_BLEND);
|
|
745
|
}
|
|
746
|
}
|
|
747
|
|
|
748
|
/////////////////////////////////////////////////////
|
|
749
|
// 6. Change Blend function?
|
|
750
|
if( mState.blendSrc!=cState.blendSrc || mState.blendDst!=cState.blendDst )
|
|
751
|
{
|
|
752
|
//android.util.Log.d("State", "setting blend function");
|
|
753
|
cState.blendSrc = mState.blendSrc;
|
|
754
|
cState.blendDst = mState.blendDst;
|
|
755
|
GLES31.glBlendFunc(cState.blendSrc,cState.blendDst);
|
|
756
|
}
|
|
757
|
|
|
758
|
/////////////////////////////////////////////////////
|
|
759
|
// 7. Enable/Disable Stencil Test?
|
|
760
|
if( mState.stencilTest!=cState.stencilTest )
|
|
761
|
{
|
|
762
|
cState.stencilTest = mState.stencilTest;
|
|
763
|
|
|
764
|
if (cState.stencilTest == 0)
|
|
765
|
{
|
|
766
|
//android.util.Log.d("State", "disabling stencil test");
|
|
767
|
GLES31.glDisable(GLES31.GL_STENCIL_TEST);
|
|
768
|
}
|
|
769
|
else
|
|
770
|
{
|
|
771
|
//android.util.Log.d("State", "enabling stencil test");
|
|
772
|
GLES31.glEnable(GLES31.GL_STENCIL_TEST);
|
|
773
|
}
|
|
774
|
}
|
|
775
|
|
|
776
|
/////////////////////////////////////////////////////
|
|
777
|
// 8. Adjust Stencil function?
|
|
778
|
if( mState.stencilFuncFunc!=cState.stencilFuncFunc || mState.stencilFuncRef!=cState.stencilFuncRef || mState.stencilFuncMask!=cState.stencilFuncMask )
|
|
779
|
{
|
|
780
|
//android.util.Log.d("State", "setting stencil function");
|
|
781
|
cState.stencilFuncFunc = mState.stencilFuncFunc;
|
|
782
|
cState.stencilFuncRef = mState.stencilFuncRef ;
|
|
783
|
cState.stencilFuncMask = mState.stencilFuncMask;
|
|
784
|
GLES31.glStencilFunc(cState.stencilFuncFunc,cState.stencilFuncRef,cState.stencilFuncMask);
|
|
785
|
}
|
|
786
|
|
|
787
|
/////////////////////////////////////////////////////
|
|
788
|
// 9. Adjust Stencil operation?
|
|
789
|
if( mState.stencilOpSfail!=cState.stencilOpSfail || mState.stencilOpDpfail!=cState.stencilOpDpfail || mState.stencilOpDppass!=cState.stencilOpDppass )
|
|
790
|
{
|
|
791
|
//android.util.Log.d("State", "setting stencil op");
|
|
792
|
cState.stencilOpSfail = mState.stencilOpSfail;
|
|
793
|
cState.stencilOpDpfail= mState.stencilOpDpfail;
|
|
794
|
cState.stencilOpDppass= mState.stencilOpDppass;
|
|
795
|
GLES31.glStencilOp(cState.stencilOpSfail,cState.stencilOpDpfail,cState.stencilOpDppass);
|
|
796
|
}
|
|
797
|
|
|
798
|
/////////////////////////////////////////////////////
|
|
799
|
// 10. Write to Stencil buffer?
|
|
800
|
if( mState.stencilMask!=cState.stencilMask )
|
|
801
|
{
|
|
802
|
//android.util.Log.d("State", "setting stencil mask");
|
|
803
|
cState.stencilMask = mState.stencilMask;
|
|
804
|
GLES31.glStencilMask(cState.stencilMask);
|
|
805
|
}
|
|
806
|
|
|
807
|
/////////////////////////////////////////////////////
|
|
808
|
// 11. Clear buffers?
|
|
809
|
if( mClear!=0 )
|
|
810
|
{
|
|
811
|
//android.util.Log.d("State", "clearing buffer");
|
|
812
|
GLES31.glClear(mClear);
|
|
813
|
}
|
|
814
|
}
|
|
815
|
|
|
816
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
817
|
|
|
818
|
void glColorMask(boolean r, boolean g, boolean b, boolean a)
|
|
819
|
{
|
|
820
|
mState.colorMaskR = (r ? 1:0);
|
|
821
|
mState.colorMaskG = (g ? 1:0);
|
|
822
|
mState.colorMaskB = (b ? 1:0);
|
|
823
|
mState.colorMaskA = (a ? 1:0);
|
|
824
|
}
|
|
825
|
|
|
826
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
827
|
|
|
828
|
void glDepthMask(boolean mask)
|
|
829
|
{
|
|
830
|
mState.depthMask = (mask ? 1:0);
|
|
831
|
}
|
|
832
|
|
|
833
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
834
|
|
|
835
|
void glStencilMask(int mask)
|
|
836
|
{
|
|
837
|
mState.stencilMask = mask;
|
|
838
|
}
|
|
839
|
|
|
840
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
841
|
|
|
842
|
void glEnable(int test)
|
|
843
|
{
|
|
844
|
if( test==GLES31.GL_DEPTH_TEST ) mState.depthTest = 1;
|
|
845
|
else if( test==GLES31.GL_STENCIL_TEST ) mState.stencilTest = 1;
|
|
846
|
else if( test==GLES31.GL_BLEND ) mState.blend = 1;
|
|
847
|
}
|
|
848
|
|
|
849
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
850
|
|
|
851
|
void glDisable(int test)
|
|
852
|
{
|
|
853
|
if( test==GLES31.GL_DEPTH_TEST ) mState.depthTest = 0;
|
|
854
|
else if( test==GLES31.GL_STENCIL_TEST ) mState.stencilTest = 0;
|
|
855
|
else if( test==GLES31.GL_BLEND ) mState.blend = 0;
|
|
856
|
}
|
|
857
|
|
|
858
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
859
|
|
|
860
|
void glStencilFunc(int func, int ref, int mask)
|
|
861
|
{
|
|
862
|
mState.stencilFuncFunc = func;
|
|
863
|
mState.stencilFuncRef = ref;
|
|
864
|
mState.stencilFuncMask = mask;
|
|
865
|
}
|
|
866
|
|
|
867
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
868
|
|
|
869
|
void glStencilOp(int sfail, int dpfail, int dppass)
|
|
870
|
{
|
|
871
|
mState.stencilOpSfail = sfail;
|
|
872
|
mState.stencilOpDpfail= dpfail;
|
|
873
|
mState.stencilOpDppass= dppass;
|
|
874
|
}
|
|
875
|
|
|
876
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
877
|
|
|
878
|
void glDepthFunc(int func)
|
|
879
|
{
|
|
880
|
mState.depthFunc = func;
|
|
881
|
}
|
|
882
|
|
|
883
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
884
|
|
|
885
|
void glBlendFunc(int src, int dst)
|
|
886
|
{
|
|
887
|
mState.blendSrc = src;
|
|
888
|
mState.blendDst = dst;
|
|
889
|
}
|
|
890
|
|
|
891
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
892
|
|
|
893
|
void glClear(int mask)
|
|
894
|
{
|
|
895
|
mClear = mask;
|
|
896
|
}
|
|
897
|
}
|