[657] | 1 | /*
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| 2 | -----------------------------------------------------------------------------
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| 3 | This source file is part of OGRE
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| 4 | (Object-oriented Graphics Rendering Engine)
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| 5 | For the latest info, see http://ogre.sourceforge.net/
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| 6 |
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| 7 | Copyright (c) 2000-2005 The OGRE Team
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| 8 | Also see acknowledgements in Readme.html
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| 9 |
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| 10 | This program is free software; you can redistribute it and/or modify it under
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| 11 | the terms of the GNU Lesser General Public License as published by the Free Software
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| 12 | Foundation; either version 2 of the License, or (at your option) any later
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| 13 | version.
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| 14 |
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| 15 | This program is distributed in the hope that it will be useful, but WITHOUT
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| 16 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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| 17 | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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| 18 |
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| 19 | You should have received a copy of the GNU Lesser General Public License along with
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| 20 | this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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| 21 | Place - Suite 330, Boston, MA 02111-1307, USA, or go to
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| 22 | http://www.gnu.org/copyleft/lesser.txt.
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| 23 | -----------------------------------------------------------------------------
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| 24 | */
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| 25 | #include "OgreStableHeaders.h"
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| 26 |
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| 27 | #include "OgrePass.h"
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| 28 | #include "OgreTechnique.h"
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| 29 | #include "OgreMaterialManager.h"
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| 30 | #include "OgreException.h"
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| 31 | #include "OgreGpuProgramUsage.h"
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| 32 | #include "OgreTextureUnitState.h"
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| 33 |
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| 34 | namespace Ogre {
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| 35 |
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| 36 | //-----------------------------------------------------------------------------
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| 37 | Pass::PassSet Pass::msDirtyHashList;
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| 38 | Pass::PassSet Pass::msPassGraveyard;
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| 39 | //-----------------------------------------------------------------------------
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| 40 | Pass::Pass(Technique* parent, unsigned short index)
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| 41 | : mParent(parent), mIndex(index)
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| 42 | {
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| 43 | // Default to white ambient & diffuse, no specular / emissive
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| 44 | mAmbient = mDiffuse = ColourValue::White;
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| 45 | mSpecular = mEmissive = ColourValue::Black;
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| 46 | mShininess = 0;
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| 47 | mTracking = TVC_NONE;
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| 48 | mHash = 0;
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| 49 |
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| 50 | // By default, don't override the scene's fog settings
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| 51 | mFogOverride = false;
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| 52 | mFogMode = FOG_NONE;
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| 53 | mFogColour = ColourValue::White;
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| 54 | mFogStart = 0.0;
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| 55 | mFogEnd = 1.0;
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| 56 | mFogDensity = 0.001;
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| 57 |
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| 58 | // Default blending (overwrite)
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| 59 | mSourceBlendFactor = SBF_ONE;
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| 60 | mDestBlendFactor = SBF_ZERO;
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| 61 |
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| 62 | mDepthCheck = true;
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| 63 | mDepthWrite = true;
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| 64 | mColourWrite = true;
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| 65 | mDepthFunc = CMPF_LESS_EQUAL;
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| 66 | mDepthBias = 0;
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| 67 | mAlphaRejectFunc = CMPF_ALWAYS_PASS;
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| 68 | mAlphaRejectVal = 0;
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| 69 | mCullMode = CULL_CLOCKWISE;
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| 70 | mManualCullMode = MANUAL_CULL_BACK;
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| 71 | mLightingEnabled = true;
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| 72 | mMaxSimultaneousLights = OGRE_MAX_SIMULTANEOUS_LIGHTS;
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| 73 | mRunOncePerLight = false;
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| 74 | mRunOnlyForOneLightType = true;
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| 75 | mOnlyLightType = Light::LT_POINT;
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| 76 | mShadeOptions = SO_GOURAUD;
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| 77 |
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| 78 | mVertexProgramUsage = NULL;
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| 79 | mShadowCasterVertexProgramUsage = NULL;
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| 80 | mShadowReceiverVertexProgramUsage = NULL;
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| 81 | mFragmentProgramUsage = NULL;
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| 82 |
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| 83 | mQueuedForDeletion = false;
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| 84 |
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| 85 | _dirtyHash();
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| 86 | }
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| 87 |
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| 88 | //-----------------------------------------------------------------------------
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| 89 | Pass::Pass(Technique *parent, unsigned short index, const Pass& oth)
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| 90 | :mParent(parent), mIndex(index), mQueuedForDeletion(false)
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| 91 | {
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| 92 | *this = oth;
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| 93 | mParent = parent;
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| 94 | mIndex = index;
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| 95 | mQueuedForDeletion = false;
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| 96 | _dirtyHash();
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| 97 | }
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| 98 | //-----------------------------------------------------------------------------
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| 99 | Pass::~Pass()
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| 100 | {
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| 101 |
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| 102 | }
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| 103 | //-----------------------------------------------------------------------------
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| 104 | Pass& Pass::operator=(const Pass& oth)
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| 105 | {
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| 106 | mAmbient = oth.mAmbient;
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| 107 | mDiffuse = oth.mDiffuse;
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| 108 | mSpecular = oth.mSpecular;
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| 109 | mEmissive = oth.mEmissive;
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| 110 | mShininess = oth.mShininess;
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| 111 | mTracking = oth.mTracking;
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| 112 |
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| 113 | // Copy fog parameters
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| 114 | mFogOverride = oth.mFogOverride;
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| 115 | mFogMode = oth.mFogMode;
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| 116 | mFogColour = oth.mFogColour;
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| 117 | mFogStart = oth.mFogStart;
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| 118 | mFogEnd = oth.mFogEnd;
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| 119 | mFogDensity = oth.mFogDensity;
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| 120 |
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| 121 | // Default blending (overwrite)
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| 122 | mSourceBlendFactor = oth.mSourceBlendFactor;
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| 123 | mDestBlendFactor = oth.mDestBlendFactor;
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| 124 |
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| 125 | mDepthCheck = oth.mDepthCheck;
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| 126 | mDepthWrite = oth.mDepthWrite;
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| 127 | mAlphaRejectFunc = oth.mAlphaRejectFunc;
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| 128 | mAlphaRejectVal = oth.mAlphaRejectVal;
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| 129 | mColourWrite = oth.mColourWrite;
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| 130 | mDepthFunc = oth.mDepthFunc;
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| 131 | mDepthBias = oth.mDepthBias;
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| 132 | mCullMode = oth.mCullMode;
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| 133 | mManualCullMode = oth.mManualCullMode;
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| 134 | mLightingEnabled = oth.mLightingEnabled;
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| 135 | mMaxSimultaneousLights = oth.mMaxSimultaneousLights;
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| 136 | mRunOncePerLight = oth.mRunOncePerLight;
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| 137 | mRunOnlyForOneLightType = oth.mRunOnlyForOneLightType;
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| 138 | mOnlyLightType = oth.mOnlyLightType;
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| 139 | mShadeOptions = oth.mShadeOptions;
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| 140 |
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| 141 | if (oth.mVertexProgramUsage)
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| 142 | {
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| 143 | mVertexProgramUsage = new GpuProgramUsage(*(oth.mVertexProgramUsage));
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| 144 | }
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| 145 | else
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| 146 | {
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| 147 | mVertexProgramUsage = NULL;
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| 148 | }
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| 149 | if (oth.mShadowCasterVertexProgramUsage)
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| 150 | {
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| 151 | mShadowCasterVertexProgramUsage = new GpuProgramUsage(*(oth.mShadowCasterVertexProgramUsage));
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| 152 | }
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| 153 | else
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| 154 | {
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| 155 | mShadowCasterVertexProgramUsage = NULL;
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| 156 | }
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| 157 | if (oth.mShadowReceiverVertexProgramUsage)
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| 158 | {
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| 159 | mShadowReceiverVertexProgramUsage = new GpuProgramUsage(*(oth.mShadowReceiverVertexProgramUsage));
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| 160 | }
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| 161 | else
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| 162 | {
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| 163 | mShadowReceiverVertexProgramUsage = NULL;
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| 164 | }
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| 165 | if (oth.mFragmentProgramUsage)
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| 166 | {
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| 167 | mFragmentProgramUsage = new GpuProgramUsage(*(oth.mFragmentProgramUsage));
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| 168 | }
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| 169 | else
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| 170 | {
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| 171 | mFragmentProgramUsage = NULL;
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| 172 | }
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| 173 |
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| 174 | TextureUnitStates::const_iterator i, iend;
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| 175 |
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| 176 | // Clear texture units but doesn't notify need recompilation in the case
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| 177 | // we are cloning, The parent material will take care of this.
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| 178 | iend = mTextureUnitStates.end();
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| 179 | for (i = mTextureUnitStates.begin(); i != iend; ++i)
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| 180 | {
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| 181 | delete *i;
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| 182 | }
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| 183 |
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| 184 | mTextureUnitStates.clear();
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| 185 |
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| 186 | // Copy texture units
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| 187 | iend = oth.mTextureUnitStates.end();
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| 188 | for (i = oth.mTextureUnitStates.begin(); i != iend; ++i)
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| 189 | {
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| 190 | TextureUnitState* t = new TextureUnitState(this, *(*i));
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| 191 | mTextureUnitStates.push_back(t);
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| 192 | }
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| 193 |
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| 194 | _dirtyHash();
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| 195 |
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| 196 | return *this;
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| 197 | }
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| 198 | //-----------------------------------------------------------------------
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| 199 | void Pass::setAmbient(Real red, Real green, Real blue)
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| 200 | {
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| 201 | mAmbient.r = red;
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| 202 | mAmbient.g = green;
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| 203 | mAmbient.b = blue;
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| 204 |
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| 205 | }
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| 206 | //-----------------------------------------------------------------------
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| 207 | void Pass::setAmbient(const ColourValue& ambient)
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| 208 | {
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| 209 | mAmbient = ambient;
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| 210 | }
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| 211 | //-----------------------------------------------------------------------
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| 212 | void Pass::setDiffuse(Real red, Real green, Real blue, Real alpha)
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| 213 | {
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| 214 | mDiffuse.r = red;
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| 215 | mDiffuse.g = green;
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| 216 | mDiffuse.b = blue;
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| 217 | mDiffuse.a = alpha;
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| 218 | }
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| 219 | //-----------------------------------------------------------------------
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| 220 | void Pass::setDiffuse(const ColourValue& diffuse)
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| 221 | {
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| 222 | mDiffuse = diffuse;
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| 223 | }
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| 224 | //-----------------------------------------------------------------------
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| 225 | void Pass::setSpecular(Real red, Real green, Real blue, Real alpha)
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| 226 | {
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| 227 | mSpecular.r = red;
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| 228 | mSpecular.g = green;
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| 229 | mSpecular.b = blue;
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| 230 | mSpecular.a = alpha;
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| 231 | }
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| 232 | //-----------------------------------------------------------------------
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| 233 | void Pass::setSpecular(const ColourValue& specular)
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| 234 | {
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| 235 | mSpecular = specular;
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| 236 | }
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| 237 | //-----------------------------------------------------------------------
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| 238 | void Pass::setShininess(Real val)
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| 239 | {
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| 240 | mShininess = val;
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| 241 | }
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| 242 | //-----------------------------------------------------------------------
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| 243 | void Pass::setSelfIllumination(Real red, Real green, Real blue)
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| 244 | {
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| 245 | mEmissive.r = red;
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| 246 | mEmissive.g = green;
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| 247 | mEmissive.b = blue;
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| 248 |
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| 249 | }
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| 250 | //-----------------------------------------------------------------------
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| 251 | void Pass::setSelfIllumination(const ColourValue& selfIllum)
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| 252 | {
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| 253 | mEmissive = selfIllum;
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| 254 | }
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| 255 | //-----------------------------------------------------------------------
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| 256 | void Pass::setVertexColourTracking(TrackVertexColourType tracking)
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| 257 | {
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| 258 | mTracking = tracking;
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| 259 | }
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| 260 | //-----------------------------------------------------------------------
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| 261 | const ColourValue& Pass::getAmbient(void) const
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| 262 | {
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| 263 | return mAmbient;
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| 264 | }
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| 265 | //-----------------------------------------------------------------------
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| 266 | const ColourValue& Pass::getDiffuse(void) const
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| 267 | {
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| 268 | return mDiffuse;
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| 269 | }
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| 270 | //-----------------------------------------------------------------------
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| 271 | const ColourValue& Pass::getSpecular(void) const
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| 272 | {
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| 273 | return mSpecular;
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| 274 | }
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| 275 | //-----------------------------------------------------------------------
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| 276 | const ColourValue& Pass::getSelfIllumination(void) const
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| 277 | {
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| 278 | return mEmissive;
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| 279 | }
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| 280 | //-----------------------------------------------------------------------
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| 281 | Real Pass::getShininess(void) const
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| 282 | {
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| 283 | return mShininess;
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| 284 | }
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| 285 | //-----------------------------------------------------------------------
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| 286 | TrackVertexColourType Pass::getVertexColourTracking(void) const
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| 287 | {
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| 288 | return mTracking;
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| 289 | }
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| 290 | //-----------------------------------------------------------------------
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| 291 | TextureUnitState* Pass::createTextureUnitState(void)
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| 292 | {
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| 293 | TextureUnitState *t = new TextureUnitState(this);
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| 294 | mTextureUnitStates.push_back(t);
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| 295 | // Needs recompilation
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| 296 | mParent->_notifyNeedsRecompile();
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| 297 | _dirtyHash();
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| 298 | return t;
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| 299 | }
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| 300 | //-----------------------------------------------------------------------
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| 301 | TextureUnitState* Pass::createTextureUnitState(
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| 302 | const String& textureName, unsigned short texCoordSet)
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| 303 | {
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| 304 | TextureUnitState *t = new TextureUnitState(this);
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| 305 | t->setTextureName(textureName);
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| 306 | t->setTextureCoordSet(texCoordSet);
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| 307 | mTextureUnitStates.push_back(t);
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| 308 | // Needs recompilation
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| 309 | mParent->_notifyNeedsRecompile();
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| 310 | _dirtyHash();
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| 311 | return t;
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| 312 | }
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| 313 | //-----------------------------------------------------------------------
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| 314 | void Pass::addTextureUnitState(TextureUnitState* state)
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| 315 | {
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| 316 | // Notify state
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| 317 | state->_notifyParent(this);
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| 318 | mTextureUnitStates.push_back(state);
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| 319 | // Needs recompilation
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| 320 | mParent->_notifyNeedsRecompile();
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| 321 | _dirtyHash();
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| 322 | }
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| 323 | //-----------------------------------------------------------------------
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| 324 | TextureUnitState* Pass::getTextureUnitState(unsigned short index)
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| 325 | {
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| 326 | assert (index < mTextureUnitStates.size() && "Index out of bounds");
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| 327 | return mTextureUnitStates[index];
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| 328 | }
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| 329 | //-----------------------------------------------------------------------
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| 330 | Pass::TextureUnitStateIterator
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| 331 | Pass::getTextureUnitStateIterator(void)
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| 332 | {
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| 333 | return TextureUnitStateIterator(mTextureUnitStates.begin(), mTextureUnitStates.end());
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| 334 | }
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| 335 | //-----------------------------------------------------------------------
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| 336 | void Pass::removeTextureUnitState(unsigned short index)
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| 337 | {
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| 338 | assert (index < mTextureUnitStates.size() && "Index out of bounds");
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| 339 |
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| 340 | TextureUnitStates::iterator i = mTextureUnitStates.begin() + index;
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| 341 | delete *i;
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| 342 | mTextureUnitStates.erase(i);
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| 343 | if (!mQueuedForDeletion)
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| 344 | {
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| 345 | // Needs recompilation
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| 346 | mParent->_notifyNeedsRecompile();
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| 347 | }
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| 348 | _dirtyHash();
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| 349 | }
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| 350 | //-----------------------------------------------------------------------
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| 351 | void Pass::removeAllTextureUnitStates(void)
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| 352 | {
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| 353 | TextureUnitStates::iterator i, iend;
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| 354 | iend = mTextureUnitStates.end();
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| 355 | for (i = mTextureUnitStates.begin(); i != iend; ++i)
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| 356 | {
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| 357 | delete *i;
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| 358 | }
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| 359 | mTextureUnitStates.clear();
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| 360 | if (!mQueuedForDeletion)
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| 361 | {
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| 362 | // Needs recompilation
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| 363 | mParent->_notifyNeedsRecompile();
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| 364 | }
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| 365 | _dirtyHash();
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| 366 | }
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| 367 | //-----------------------------------------------------------------------
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| 368 | void Pass::setSceneBlending(SceneBlendType sbt)
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| 369 | {
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| 370 | // Turn predefined type into blending factors
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| 371 | switch (sbt)
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| 372 | {
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| 373 | case SBT_TRANSPARENT_ALPHA:
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| 374 | setSceneBlending(SBF_SOURCE_ALPHA, SBF_ONE_MINUS_SOURCE_ALPHA);
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| 375 | break;
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| 376 | case SBT_TRANSPARENT_COLOUR:
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| 377 | setSceneBlending(SBF_SOURCE_COLOUR, SBF_ONE_MINUS_SOURCE_COLOUR);
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| 378 | break;
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| 379 | case SBT_MODULATE:
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| 380 | setSceneBlending(SBF_DEST_COLOUR, SBF_ZERO);
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| 381 | break;
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| 382 | case SBT_ADD:
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| 383 | setSceneBlending(SBF_ONE, SBF_ONE);
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| 384 | break;
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| 385 | // TODO: more
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| 386 | }
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| 387 |
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| 388 | }
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| 389 | //-----------------------------------------------------------------------
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| 390 | void Pass::setSceneBlending(SceneBlendFactor sourceFactor, SceneBlendFactor destFactor)
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| 391 | {
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| 392 | mSourceBlendFactor = sourceFactor;
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| 393 | mDestBlendFactor = destFactor;
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| 394 | }
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| 395 | //-----------------------------------------------------------------------
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| 396 | SceneBlendFactor Pass::getSourceBlendFactor(void) const
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| 397 | {
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| 398 | return mSourceBlendFactor;
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| 399 | }
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| 400 | //-----------------------------------------------------------------------
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| 401 | SceneBlendFactor Pass::getDestBlendFactor(void) const
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| 402 | {
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| 403 | return mDestBlendFactor;
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| 404 | }
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| 405 | //-----------------------------------------------------------------------
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| 406 | bool Pass::isTransparent(void) const
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| 407 | {
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| 408 | // Transparent if any of the destination colour is taken into account
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| 409 | if (mDestBlendFactor == SBF_ZERO &&
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| 410 | mSourceBlendFactor != SBF_DEST_COLOUR &&
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| 411 | mSourceBlendFactor != SBF_ONE_MINUS_DEST_COLOUR &&
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| 412 | mSourceBlendFactor != SBF_DEST_ALPHA &&
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| 413 | mSourceBlendFactor != SBF_ONE_MINUS_DEST_ALPHA)
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| 414 | {
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| 415 | return false;
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| 416 | }
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| 417 | else
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| 418 | {
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| 419 | return true;
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| 420 | }
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| 421 | }
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| 422 | //-----------------------------------------------------------------------
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| 423 | void Pass::setDepthCheckEnabled(bool enabled)
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| 424 | {
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| 425 | mDepthCheck = enabled;
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| 426 | }
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| 427 | //-----------------------------------------------------------------------
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| 428 | bool Pass::getDepthCheckEnabled(void) const
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| 429 | {
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| 430 | return mDepthCheck;
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| 431 | }
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| 432 | //-----------------------------------------------------------------------
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| 433 | void Pass::setDepthWriteEnabled(bool enabled)
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| 434 | {
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| 435 | mDepthWrite = enabled;
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| 436 | }
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| 437 | //-----------------------------------------------------------------------
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| 438 | bool Pass::getDepthWriteEnabled(void) const
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| 439 | {
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| 440 | return mDepthWrite;
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| 441 | }
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| 442 | //-----------------------------------------------------------------------
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| 443 | void Pass::setDepthFunction( CompareFunction func)
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| 444 | {
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| 445 | mDepthFunc = func;
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| 446 | }
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| 447 | //-----------------------------------------------------------------------
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| 448 | CompareFunction Pass::getDepthFunction(void) const
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| 449 | {
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| 450 | return mDepthFunc;
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| 451 | }
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| 452 | //-----------------------------------------------------------------------
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| 453 | void Pass::setAlphaRejectSettings(CompareFunction func, unsigned char value)
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| 454 | {
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| 455 | mAlphaRejectFunc = func;
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| 456 | mAlphaRejectVal = value;
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| 457 | }
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| 458 | //-----------------------------------------------------------------------
|
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| 459 | void Pass::setAlphaRejectFunction(CompareFunction func)
|
---|
| 460 | {
|
---|
| 461 | mAlphaRejectFunc = func;
|
---|
| 462 | }
|
---|
| 463 | //-----------------------------------------------------------------------
|
---|
| 464 | void Pass::setAlphaRejectValue(unsigned char val)
|
---|
| 465 | {
|
---|
| 466 | mAlphaRejectVal = val;
|
---|
| 467 | }
|
---|
| 468 | //-----------------------------------------------------------------------
|
---|
| 469 | void Pass::setColourWriteEnabled(bool enabled)
|
---|
| 470 | {
|
---|
| 471 | mColourWrite = enabled;
|
---|
| 472 | }
|
---|
| 473 | //-----------------------------------------------------------------------
|
---|
| 474 | bool Pass::getColourWriteEnabled(void) const
|
---|
| 475 | {
|
---|
| 476 | return mColourWrite;
|
---|
| 477 | }
|
---|
| 478 | //-----------------------------------------------------------------------
|
---|
| 479 | void Pass::setCullingMode( CullingMode mode)
|
---|
| 480 | {
|
---|
| 481 | mCullMode = mode;
|
---|
| 482 | }
|
---|
| 483 | //-----------------------------------------------------------------------
|
---|
| 484 | CullingMode Pass::getCullingMode(void) const
|
---|
| 485 | {
|
---|
| 486 | return mCullMode;
|
---|
| 487 | }
|
---|
| 488 | //-----------------------------------------------------------------------
|
---|
| 489 | void Pass::setLightingEnabled(bool enabled)
|
---|
| 490 | {
|
---|
| 491 | mLightingEnabled = enabled;
|
---|
| 492 | }
|
---|
| 493 | //-----------------------------------------------------------------------
|
---|
| 494 | bool Pass::getLightingEnabled(void) const
|
---|
| 495 | {
|
---|
| 496 | return mLightingEnabled;
|
---|
| 497 | }
|
---|
| 498 | //-----------------------------------------------------------------------
|
---|
| 499 | void Pass::setMaxSimultaneousLights(unsigned short maxLights)
|
---|
| 500 | {
|
---|
| 501 | mMaxSimultaneousLights = maxLights;
|
---|
| 502 | }
|
---|
| 503 | //-----------------------------------------------------------------------
|
---|
| 504 | unsigned short Pass::getMaxSimultaneousLights(void) const
|
---|
| 505 | {
|
---|
| 506 | return mMaxSimultaneousLights;
|
---|
| 507 | }
|
---|
| 508 | //-----------------------------------------------------------------------
|
---|
| 509 | void Pass::setRunOncePerLight(bool enabled,
|
---|
| 510 | bool onlyForOneLightType, Light::LightTypes lightType)
|
---|
| 511 | {
|
---|
| 512 | mRunOncePerLight = enabled;
|
---|
| 513 | mRunOnlyForOneLightType = onlyForOneLightType;
|
---|
| 514 | mOnlyLightType = lightType;
|
---|
| 515 | }
|
---|
| 516 | //-----------------------------------------------------------------------
|
---|
| 517 | void Pass::setShadingMode(ShadeOptions mode)
|
---|
| 518 | {
|
---|
| 519 | mShadeOptions = mode;
|
---|
| 520 | }
|
---|
| 521 | //-----------------------------------------------------------------------
|
---|
| 522 | ShadeOptions Pass::getShadingMode(void) const
|
---|
| 523 | {
|
---|
| 524 | return mShadeOptions;
|
---|
| 525 | }
|
---|
| 526 | //-----------------------------------------------------------------------
|
---|
| 527 | void Pass::setManualCullingMode(ManualCullingMode mode)
|
---|
| 528 | {
|
---|
| 529 | mManualCullMode = mode;
|
---|
| 530 | }
|
---|
| 531 | //-----------------------------------------------------------------------
|
---|
| 532 | ManualCullingMode Pass::getManualCullingMode(void) const
|
---|
| 533 | {
|
---|
| 534 | return mManualCullMode;
|
---|
| 535 | }
|
---|
| 536 | //-----------------------------------------------------------------------
|
---|
| 537 | void Pass::setFog(bool overrideScene, FogMode mode, const ColourValue& colour, Real density, Real start, Real end)
|
---|
| 538 | {
|
---|
| 539 | mFogOverride = overrideScene;
|
---|
| 540 | if (overrideScene)
|
---|
| 541 | {
|
---|
| 542 | mFogMode = mode;
|
---|
| 543 | mFogColour = colour;
|
---|
| 544 | mFogStart = start;
|
---|
| 545 | mFogEnd = end;
|
---|
| 546 | mFogDensity = density;
|
---|
| 547 | }
|
---|
| 548 | }
|
---|
| 549 | //-----------------------------------------------------------------------
|
---|
| 550 | bool Pass::getFogOverride(void) const
|
---|
| 551 | {
|
---|
| 552 | return mFogOverride;
|
---|
| 553 | }
|
---|
| 554 | //-----------------------------------------------------------------------
|
---|
| 555 | FogMode Pass::getFogMode(void) const
|
---|
| 556 | {
|
---|
| 557 | return mFogMode;
|
---|
| 558 | }
|
---|
| 559 | //-----------------------------------------------------------------------
|
---|
| 560 | const ColourValue& Pass::getFogColour(void) const
|
---|
| 561 | {
|
---|
| 562 | return mFogColour;
|
---|
| 563 | }
|
---|
| 564 | //-----------------------------------------------------------------------
|
---|
| 565 | Real Pass::getFogStart(void) const
|
---|
| 566 | {
|
---|
| 567 | return mFogStart;
|
---|
| 568 | }
|
---|
| 569 | //-----------------------------------------------------------------------
|
---|
| 570 | Real Pass::getFogEnd(void) const
|
---|
| 571 | {
|
---|
| 572 | return mFogEnd;
|
---|
| 573 | }
|
---|
| 574 | //-----------------------------------------------------------------------
|
---|
| 575 | Real Pass::getFogDensity(void) const
|
---|
| 576 | {
|
---|
| 577 | return mFogDensity;
|
---|
| 578 | }
|
---|
| 579 | //-----------------------------------------------------------------------
|
---|
| 580 | void Pass::setDepthBias(ushort bias)
|
---|
| 581 | {
|
---|
| 582 | assert(bias <= 16 && "Depth bias must be between 0 and 16");
|
---|
| 583 | mDepthBias = bias;
|
---|
| 584 | }
|
---|
| 585 | //-----------------------------------------------------------------------
|
---|
| 586 | ushort Pass::getDepthBias(void) const
|
---|
| 587 | {
|
---|
| 588 | return mDepthBias;
|
---|
| 589 | }
|
---|
| 590 | //-----------------------------------------------------------------------
|
---|
| 591 | Pass* Pass::_split(unsigned short numUnits)
|
---|
| 592 | {
|
---|
| 593 | if (mVertexProgramUsage || mFragmentProgramUsage)
|
---|
| 594 | {
|
---|
| 595 | OGRE_EXCEPT(Exception::ERR_INVALIDPARAMS, "Programmable passes cannot be "
|
---|
| 596 | "automatically split, define a fallback technique instead.",
|
---|
| 597 | "Pass:_split");
|
---|
| 598 | }
|
---|
| 599 |
|
---|
| 600 | if (mTextureUnitStates.size() > numUnits)
|
---|
| 601 | {
|
---|
| 602 | size_t start = mTextureUnitStates.size() - numUnits;
|
---|
| 603 |
|
---|
| 604 | Pass* newPass = mParent->createPass();
|
---|
| 605 |
|
---|
| 606 | TextureUnitStates::iterator istart, i, iend;
|
---|
| 607 | iend = mTextureUnitStates.end();
|
---|
| 608 | i = istart = mTextureUnitStates.begin() + start;
|
---|
| 609 | // Set the new pass to fallback using scene blend
|
---|
| 610 | newPass->setSceneBlending(
|
---|
| 611 | (*i)->getColourBlendFallbackSrc(), (*i)->getColourBlendFallbackDest());
|
---|
| 612 | // Fixup the texture unit 0 of new pass blending method to replace
|
---|
| 613 | // all colour and alpha with texture without adjustment, because we
|
---|
| 614 | // assume it's detail texture.
|
---|
| 615 | (*i)->setColourOperationEx(LBX_SOURCE1, LBS_TEXTURE, LBS_CURRENT);
|
---|
| 616 | (*i)->setAlphaOperation(LBX_SOURCE1, LBS_TEXTURE, LBS_CURRENT);
|
---|
| 617 |
|
---|
| 618 | // Add all the other texture unit states
|
---|
| 619 | for (; i != iend; ++i)
|
---|
| 620 | {
|
---|
| 621 | newPass->addTextureUnitState(*i);
|
---|
| 622 | }
|
---|
| 623 | // Now remove texture units from this Pass, we don't need to delete since they've
|
---|
| 624 | // been transferred
|
---|
| 625 | mTextureUnitStates.erase(istart, iend);
|
---|
| 626 | _dirtyHash();
|
---|
| 627 | return newPass;
|
---|
| 628 | }
|
---|
| 629 | return NULL;
|
---|
| 630 | }
|
---|
| 631 | //-----------------------------------------------------------------------------
|
---|
| 632 | void Pass::_notifyIndex(unsigned short index)
|
---|
| 633 | {
|
---|
| 634 | if (mIndex != index)
|
---|
| 635 | {
|
---|
| 636 | mIndex = index;
|
---|
| 637 | _dirtyHash();
|
---|
| 638 | }
|
---|
| 639 | }
|
---|
| 640 | //-----------------------------------------------------------------------
|
---|
| 641 | void Pass::_load(void)
|
---|
| 642 | {
|
---|
| 643 | // We assume the Technique only calls this when the material is being
|
---|
| 644 | // loaded
|
---|
| 645 |
|
---|
| 646 | // Load each TextureUnitState
|
---|
| 647 | TextureUnitStates::iterator i, iend;
|
---|
| 648 | iend = mTextureUnitStates.end();
|
---|
| 649 | for (i = mTextureUnitStates.begin(); i != iend; ++i)
|
---|
| 650 | {
|
---|
| 651 | (*i)->_load();
|
---|
| 652 | }
|
---|
| 653 |
|
---|
| 654 | // Load programs
|
---|
| 655 | if (mVertexProgramUsage)
|
---|
| 656 | {
|
---|
| 657 | // Load vertex program
|
---|
| 658 | mVertexProgramUsage->_load();
|
---|
| 659 | }
|
---|
| 660 | if (mShadowCasterVertexProgramUsage)
|
---|
| 661 | {
|
---|
| 662 | // Load vertex program
|
---|
| 663 | mShadowCasterVertexProgramUsage->_load();
|
---|
| 664 | }
|
---|
| 665 | if (mShadowReceiverVertexProgramUsage)
|
---|
| 666 | {
|
---|
| 667 | // Load vertex program
|
---|
| 668 | mShadowReceiverVertexProgramUsage->_load();
|
---|
| 669 | }
|
---|
| 670 |
|
---|
| 671 | if (mFragmentProgramUsage)
|
---|
| 672 | {
|
---|
| 673 | // Load fragment program
|
---|
| 674 | mFragmentProgramUsage->_load();
|
---|
| 675 | }
|
---|
| 676 |
|
---|
| 677 | // Recalculate hash
|
---|
| 678 | _dirtyHash();
|
---|
| 679 |
|
---|
| 680 | }
|
---|
| 681 | //-----------------------------------------------------------------------
|
---|
| 682 | void Pass::_unload(void)
|
---|
| 683 | {
|
---|
| 684 | // Unload each TextureUnitState
|
---|
| 685 | TextureUnitStates::iterator i, iend;
|
---|
| 686 | iend = mTextureUnitStates.end();
|
---|
| 687 | for (i = mTextureUnitStates.begin(); i != iend; ++i)
|
---|
| 688 | {
|
---|
| 689 | (*i)->_unload();
|
---|
| 690 | }
|
---|
| 691 |
|
---|
| 692 | // Unload programs
|
---|
| 693 | if (mVertexProgramUsage)
|
---|
| 694 | {
|
---|
| 695 | // TODO
|
---|
| 696 | }
|
---|
| 697 | if (mFragmentProgramUsage)
|
---|
| 698 | {
|
---|
| 699 | // TODO
|
---|
| 700 | }
|
---|
| 701 | }
|
---|
| 702 | //-----------------------------------------------------------------------
|
---|
| 703 | void Pass::setVertexProgram(const String& name, bool resetParams)
|
---|
| 704 | {
|
---|
| 705 | // Turn off vertex program if name blank
|
---|
| 706 | if (name.empty())
|
---|
| 707 | {
|
---|
| 708 | if (mVertexProgramUsage) delete mVertexProgramUsage;
|
---|
| 709 | mVertexProgramUsage = NULL;
|
---|
| 710 | }
|
---|
| 711 | else
|
---|
| 712 | {
|
---|
| 713 | if (!mVertexProgramUsage)
|
---|
| 714 | {
|
---|
| 715 | mVertexProgramUsage = new GpuProgramUsage(GPT_VERTEX_PROGRAM);
|
---|
| 716 | }
|
---|
| 717 | mVertexProgramUsage->setProgramName(name, resetParams);
|
---|
| 718 | }
|
---|
| 719 | // Needs recompilation
|
---|
| 720 | mParent->_notifyNeedsRecompile();
|
---|
| 721 | }
|
---|
| 722 | //-----------------------------------------------------------------------
|
---|
| 723 | void Pass::setVertexProgramParameters(GpuProgramParametersSharedPtr params)
|
---|
| 724 | {
|
---|
| 725 | if (!mVertexProgramUsage)
|
---|
| 726 | {
|
---|
| 727 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS,
|
---|
| 728 | "This pass does not have a vertex program assigned!",
|
---|
| 729 | "Pass::setVertexProgramParameters");
|
---|
| 730 | }
|
---|
| 731 | mVertexProgramUsage->setParameters(params);
|
---|
| 732 | }
|
---|
| 733 | //-----------------------------------------------------------------------
|
---|
| 734 | void Pass::setFragmentProgram(const String& name, bool resetParams)
|
---|
| 735 | {
|
---|
| 736 | // Turn off fragment program if name blank
|
---|
| 737 | if (name.empty())
|
---|
| 738 | {
|
---|
| 739 | if (mFragmentProgramUsage) delete mFragmentProgramUsage;
|
---|
| 740 | mFragmentProgramUsage = NULL;
|
---|
| 741 | }
|
---|
| 742 | else
|
---|
| 743 | {
|
---|
| 744 | if (!mFragmentProgramUsage)
|
---|
| 745 | {
|
---|
| 746 | mFragmentProgramUsage = new GpuProgramUsage(GPT_FRAGMENT_PROGRAM);
|
---|
| 747 | }
|
---|
| 748 | mFragmentProgramUsage->setProgramName(name, resetParams);
|
---|
| 749 | }
|
---|
| 750 | // Needs recompilation
|
---|
| 751 | mParent->_notifyNeedsRecompile();
|
---|
| 752 | }
|
---|
| 753 | //-----------------------------------------------------------------------
|
---|
| 754 | void Pass::setFragmentProgramParameters(GpuProgramParametersSharedPtr params)
|
---|
| 755 | {
|
---|
| 756 | if (!mFragmentProgramUsage)
|
---|
| 757 | {
|
---|
| 758 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS,
|
---|
| 759 | "This pass does not have a fragment program assigned!",
|
---|
| 760 | "Pass::setFragmentProgramParameters");
|
---|
| 761 | }
|
---|
| 762 | mFragmentProgramUsage->setParameters(params);
|
---|
| 763 | }
|
---|
| 764 | //-----------------------------------------------------------------------
|
---|
| 765 | const String& Pass::getVertexProgramName(void) const
|
---|
| 766 | {
|
---|
| 767 | if (!mVertexProgramUsage)
|
---|
| 768 | return StringUtil::BLANK;
|
---|
| 769 | else
|
---|
| 770 | return mVertexProgramUsage->getProgramName();
|
---|
| 771 | }
|
---|
| 772 | //-----------------------------------------------------------------------
|
---|
| 773 | GpuProgramParametersSharedPtr Pass::getVertexProgramParameters(void)
|
---|
| 774 | {
|
---|
| 775 | if (!mVertexProgramUsage)
|
---|
| 776 | {
|
---|
| 777 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS,
|
---|
| 778 | "This pass does not have a vertex program assigned!",
|
---|
| 779 | "Pass::getVertexProgramParameters");
|
---|
| 780 | }
|
---|
| 781 | return mVertexProgramUsage->getParameters();
|
---|
| 782 | }
|
---|
| 783 | //-----------------------------------------------------------------------
|
---|
| 784 | const GpuProgramPtr& Pass::getVertexProgram(void)
|
---|
| 785 | {
|
---|
| 786 | return mVertexProgramUsage->getProgram();
|
---|
| 787 | }
|
---|
| 788 | //-----------------------------------------------------------------------
|
---|
| 789 | const String& Pass::getFragmentProgramName(void) const
|
---|
| 790 | {
|
---|
| 791 | return mFragmentProgramUsage->getProgramName();
|
---|
| 792 | }
|
---|
| 793 | //-----------------------------------------------------------------------
|
---|
| 794 | GpuProgramParametersSharedPtr Pass::getFragmentProgramParameters(void)
|
---|
| 795 | {
|
---|
| 796 | return mFragmentProgramUsage->getParameters();
|
---|
| 797 | }
|
---|
| 798 | //-----------------------------------------------------------------------
|
---|
| 799 | const GpuProgramPtr& Pass::getFragmentProgram(void)
|
---|
| 800 | {
|
---|
| 801 | return mFragmentProgramUsage->getProgram();
|
---|
| 802 | }
|
---|
| 803 | //-----------------------------------------------------------------------
|
---|
| 804 | bool Pass::isLoaded(void) const
|
---|
| 805 | {
|
---|
| 806 | return mParent->isLoaded();
|
---|
| 807 | }
|
---|
| 808 | //-----------------------------------------------------------------------
|
---|
| 809 | unsigned long Pass::getHash(void) const
|
---|
| 810 | {
|
---|
| 811 | return mHash;
|
---|
| 812 | }
|
---|
| 813 | //-----------------------------------------------------------------------
|
---|
| 814 | void Pass::_recalculateHash(void)
|
---|
| 815 | {
|
---|
| 816 | /* Hash format is 32-bit, divided as follows (high to low bits)
|
---|
| 817 | bits purpose
|
---|
| 818 | 4 Pass index (i.e. max 16 passes!)
|
---|
| 819 | 14 Hashed texture name from unit 0
|
---|
| 820 | 14 Hashed texture name from unit 1
|
---|
| 821 |
|
---|
| 822 | Note that at the moment we don't sort on the 3rd texture unit plus
|
---|
| 823 | on the assumption that these are less frequently used; sorting on
|
---|
| 824 | the first 2 gives us the most benefit for now.
|
---|
| 825 | */
|
---|
| 826 | _StringHash H;
|
---|
| 827 | mHash = (mIndex << 28);
|
---|
| 828 | size_t c = getNumTextureUnitStates();
|
---|
| 829 |
|
---|
| 830 | if (c && !mTextureUnitStates[0]->isBlank())
|
---|
| 831 | mHash += (H(mTextureUnitStates[0]->getTextureName()) % (1 << 14)) << 14;
|
---|
| 832 | if (c > 1 && !mTextureUnitStates[1]->isBlank())
|
---|
| 833 | mHash += (H(mTextureUnitStates[1]->getTextureName()) % (1 << 14));
|
---|
| 834 | }
|
---|
| 835 | //-----------------------------------------------------------------------
|
---|
| 836 | void Pass::_dirtyHash(void)
|
---|
| 837 | {
|
---|
| 838 | // Mark this hash as for follow up
|
---|
| 839 | msDirtyHashList.insert(this);
|
---|
| 840 | }
|
---|
| 841 | //-----------------------------------------------------------------------
|
---|
| 842 | void Pass::_notifyNeedsRecompile(void)
|
---|
| 843 | {
|
---|
| 844 | mParent->_notifyNeedsRecompile();
|
---|
| 845 | }
|
---|
| 846 | //-----------------------------------------------------------------------
|
---|
| 847 | void Pass::setTextureFiltering(TextureFilterOptions filterType)
|
---|
| 848 | {
|
---|
| 849 | TextureUnitStates::iterator i, iend;
|
---|
| 850 | iend = mTextureUnitStates.end();
|
---|
| 851 | for (i = mTextureUnitStates.begin(); i != iend; ++i)
|
---|
| 852 | {
|
---|
| 853 | (*i)->setTextureFiltering(filterType);
|
---|
| 854 | }
|
---|
| 855 | }
|
---|
| 856 | // --------------------------------------------------------------------
|
---|
| 857 | void Pass::setTextureAnisotropy(unsigned int maxAniso)
|
---|
| 858 | {
|
---|
| 859 | TextureUnitStates::iterator i, iend;
|
---|
| 860 | iend = mTextureUnitStates.end();
|
---|
| 861 | for (i = mTextureUnitStates.begin(); i != iend; ++i)
|
---|
| 862 | {
|
---|
| 863 | (*i)->setTextureAnisotropy(maxAniso);
|
---|
| 864 | }
|
---|
| 865 | }
|
---|
| 866 | //-----------------------------------------------------------------------
|
---|
| 867 | void Pass::_updateAutoParamsNoLights(const AutoParamDataSource& source)
|
---|
| 868 | {
|
---|
| 869 | if (hasVertexProgram())
|
---|
| 870 | {
|
---|
| 871 | // Update vertex program auto params
|
---|
| 872 | mVertexProgramUsage->getParameters()->_updateAutoParamsNoLights(source);
|
---|
| 873 | }
|
---|
| 874 |
|
---|
| 875 | if (hasFragmentProgram())
|
---|
| 876 | {
|
---|
| 877 | // Update fragment program auto params
|
---|
| 878 | mFragmentProgramUsage->getParameters()->_updateAutoParamsNoLights(source);
|
---|
| 879 | }
|
---|
| 880 | }
|
---|
| 881 | //-----------------------------------------------------------------------
|
---|
| 882 | void Pass::_updateAutoParamsLightsOnly(const AutoParamDataSource& source)
|
---|
| 883 | {
|
---|
| 884 | if (hasVertexProgram())
|
---|
| 885 | {
|
---|
| 886 | // Update vertex program auto params
|
---|
| 887 | mVertexProgramUsage->getParameters()->_updateAutoParamsLightsOnly(source);
|
---|
| 888 | }
|
---|
| 889 |
|
---|
| 890 | if (hasFragmentProgram())
|
---|
| 891 | {
|
---|
| 892 | // Update fragment program auto params
|
---|
| 893 | mFragmentProgramUsage->getParameters()->_updateAutoParamsLightsOnly(source);
|
---|
| 894 | }
|
---|
| 895 | }
|
---|
| 896 | //-----------------------------------------------------------------------
|
---|
| 897 | void Pass::processPendingPassUpdates(void)
|
---|
| 898 | {
|
---|
| 899 | // Delete items in the graveyard
|
---|
| 900 | PassSet::iterator i, iend;
|
---|
| 901 | iend = msPassGraveyard.end();
|
---|
| 902 | for (i = msPassGraveyard.begin(); i != iend; ++i)
|
---|
| 903 | {
|
---|
| 904 | delete *i;
|
---|
| 905 | }
|
---|
| 906 | msPassGraveyard.clear();
|
---|
| 907 |
|
---|
| 908 | // The dirty ones will have been removed from the groups above using the old hash now
|
---|
| 909 | iend = msDirtyHashList.end();
|
---|
| 910 | for (i = msDirtyHashList.begin(); i != iend; ++i)
|
---|
| 911 | {
|
---|
| 912 | Pass* p = *i;
|
---|
| 913 | p->_recalculateHash();
|
---|
| 914 | }
|
---|
| 915 | // Clear the dirty list
|
---|
| 916 | msDirtyHashList.clear();
|
---|
| 917 | }
|
---|
| 918 | //-----------------------------------------------------------------------
|
---|
| 919 | void Pass::queueForDeletion(void)
|
---|
| 920 | {
|
---|
| 921 | mQueuedForDeletion = true;
|
---|
| 922 |
|
---|
| 923 | removeAllTextureUnitStates();
|
---|
| 924 | if (mVertexProgramUsage)
|
---|
| 925 | {
|
---|
| 926 | delete mVertexProgramUsage;
|
---|
| 927 | mVertexProgramUsage = 0;
|
---|
| 928 | }
|
---|
| 929 | if (mShadowCasterVertexProgramUsage)
|
---|
| 930 | {
|
---|
| 931 | delete mShadowCasterVertexProgramUsage;
|
---|
| 932 | mShadowCasterVertexProgramUsage = 0;
|
---|
| 933 | }
|
---|
| 934 | if (mShadowReceiverVertexProgramUsage)
|
---|
| 935 | {
|
---|
| 936 | delete mShadowReceiverVertexProgramUsage;
|
---|
| 937 | mShadowReceiverVertexProgramUsage = 0;
|
---|
| 938 | }
|
---|
| 939 | if (mFragmentProgramUsage)
|
---|
| 940 | {
|
---|
| 941 | delete mFragmentProgramUsage;
|
---|
| 942 | mFragmentProgramUsage = 0;
|
---|
| 943 | }
|
---|
| 944 | // remove from dirty list, if there
|
---|
| 945 | msDirtyHashList.erase(this);
|
---|
| 946 |
|
---|
| 947 | msPassGraveyard.insert(this);
|
---|
| 948 | }
|
---|
| 949 | //-----------------------------------------------------------------------
|
---|
| 950 | bool Pass::isAmbientOnly(void) const
|
---|
| 951 | {
|
---|
| 952 | // treat as ambient if lighting is off, or colour write is off,
|
---|
| 953 | // or all non-ambient (& emissive) colours are black
|
---|
| 954 | // NB a vertex program could override this, but passes using vertex
|
---|
| 955 | // programs are expected to indicate they are ambient only by
|
---|
| 956 | // setting the state so it matches one of the conditions above, even
|
---|
| 957 | // though this state is not used in rendering.
|
---|
| 958 | return (!mLightingEnabled || !mColourWrite ||
|
---|
| 959 | (mDiffuse == ColourValue::Black &&
|
---|
| 960 | mSpecular == ColourValue::Black));
|
---|
| 961 | }
|
---|
| 962 | //-----------------------------------------------------------------------
|
---|
| 963 | void Pass::setShadowCasterVertexProgram(const String& name)
|
---|
| 964 | {
|
---|
| 965 | // Turn off vertex program if name blank
|
---|
| 966 | if (name.empty())
|
---|
| 967 | {
|
---|
| 968 | if (mShadowCasterVertexProgramUsage) delete mShadowCasterVertexProgramUsage;
|
---|
| 969 | mShadowCasterVertexProgramUsage = NULL;
|
---|
| 970 | }
|
---|
| 971 | else
|
---|
| 972 | {
|
---|
| 973 | if (!mShadowCasterVertexProgramUsage)
|
---|
| 974 | {
|
---|
| 975 | mShadowCasterVertexProgramUsage = new GpuProgramUsage(GPT_VERTEX_PROGRAM);
|
---|
| 976 | }
|
---|
| 977 | mShadowCasterVertexProgramUsage->setProgramName(name);
|
---|
| 978 | }
|
---|
| 979 | // Needs recompilation
|
---|
| 980 | mParent->_notifyNeedsRecompile();
|
---|
| 981 | }
|
---|
| 982 | //-----------------------------------------------------------------------
|
---|
| 983 | void Pass::setShadowCasterVertexProgramParameters(GpuProgramParametersSharedPtr params)
|
---|
| 984 | {
|
---|
| 985 | if (!mShadowCasterVertexProgramUsage)
|
---|
| 986 | {
|
---|
| 987 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS,
|
---|
| 988 | "This pass does not have a shadow caster vertex program assigned!",
|
---|
| 989 | "Pass::setShadowCasterVertexProgramParameters");
|
---|
| 990 | }
|
---|
| 991 | mShadowCasterVertexProgramUsage->setParameters(params);
|
---|
| 992 | }
|
---|
| 993 | //-----------------------------------------------------------------------
|
---|
| 994 | const String& Pass::getShadowCasterVertexProgramName(void) const
|
---|
| 995 | {
|
---|
| 996 | if (!mShadowCasterVertexProgramUsage)
|
---|
| 997 | return StringUtil::BLANK;
|
---|
| 998 | else
|
---|
| 999 | return mShadowCasterVertexProgramUsage->getProgramName();
|
---|
| 1000 | }
|
---|
| 1001 | //-----------------------------------------------------------------------
|
---|
| 1002 | GpuProgramParametersSharedPtr Pass::getShadowCasterVertexProgramParameters(void)
|
---|
| 1003 | {
|
---|
| 1004 | if (!mShadowCasterVertexProgramUsage)
|
---|
| 1005 | {
|
---|
| 1006 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS,
|
---|
| 1007 | "This pass does not have a shadow caster vertex program assigned!",
|
---|
| 1008 | "Pass::getShadowCasterVertexProgramParameters");
|
---|
| 1009 | }
|
---|
| 1010 | return mShadowCasterVertexProgramUsage->getParameters();
|
---|
| 1011 | }
|
---|
| 1012 | //-----------------------------------------------------------------------
|
---|
| 1013 | const GpuProgramPtr& Pass::getShadowCasterVertexProgram(void)
|
---|
| 1014 | {
|
---|
| 1015 | return mShadowCasterVertexProgramUsage->getProgram();
|
---|
| 1016 | }
|
---|
| 1017 | //-----------------------------------------------------------------------
|
---|
| 1018 | void Pass::setShadowReceiverVertexProgram(const String& name)
|
---|
| 1019 | {
|
---|
| 1020 | // Turn off vertex program if name blank
|
---|
| 1021 | if (name.empty())
|
---|
| 1022 | {
|
---|
| 1023 | if (mShadowReceiverVertexProgramUsage) delete mShadowReceiverVertexProgramUsage;
|
---|
| 1024 | mShadowReceiverVertexProgramUsage = NULL;
|
---|
| 1025 | }
|
---|
| 1026 | else
|
---|
| 1027 | {
|
---|
| 1028 | if (!mShadowReceiverVertexProgramUsage)
|
---|
| 1029 | {
|
---|
| 1030 | mShadowReceiverVertexProgramUsage = new GpuProgramUsage(GPT_VERTEX_PROGRAM);
|
---|
| 1031 | }
|
---|
| 1032 | mShadowReceiverVertexProgramUsage->setProgramName(name);
|
---|
| 1033 | }
|
---|
| 1034 | // Needs recompilation
|
---|
| 1035 | mParent->_notifyNeedsRecompile();
|
---|
| 1036 | }
|
---|
| 1037 | //-----------------------------------------------------------------------
|
---|
| 1038 | void Pass::setShadowReceiverVertexProgramParameters(GpuProgramParametersSharedPtr params)
|
---|
| 1039 | {
|
---|
| 1040 | if (!mShadowReceiverVertexProgramUsage)
|
---|
| 1041 | {
|
---|
| 1042 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS,
|
---|
| 1043 | "This pass does not have a shadow receiver vertex program assigned!",
|
---|
| 1044 | "Pass::setShadowReceiverVertexProgramParameters");
|
---|
| 1045 | }
|
---|
| 1046 | mShadowReceiverVertexProgramUsage->setParameters(params);
|
---|
| 1047 | }
|
---|
| 1048 | //-----------------------------------------------------------------------
|
---|
| 1049 | const String& Pass::getShadowReceiverVertexProgramName(void) const
|
---|
| 1050 | {
|
---|
| 1051 | if (!mShadowReceiverVertexProgramUsage)
|
---|
| 1052 | return StringUtil::BLANK;
|
---|
| 1053 | else
|
---|
| 1054 | return mShadowReceiverVertexProgramUsage->getProgramName();
|
---|
| 1055 | }
|
---|
| 1056 | //-----------------------------------------------------------------------
|
---|
| 1057 | GpuProgramParametersSharedPtr Pass::getShadowReceiverVertexProgramParameters(void)
|
---|
| 1058 | {
|
---|
| 1059 | if (!mShadowReceiverVertexProgramUsage)
|
---|
| 1060 | {
|
---|
| 1061 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS,
|
---|
| 1062 | "This pass does not have a shadow receiver vertex program assigned!",
|
---|
| 1063 | "Pass::getShadowReceiverVertexProgramParameters");
|
---|
| 1064 | }
|
---|
| 1065 | return mShadowReceiverVertexProgramUsage->getParameters();
|
---|
| 1066 | }
|
---|
| 1067 | //-----------------------------------------------------------------------
|
---|
| 1068 | const GpuProgramPtr& Pass::getShadowReceiverVertexProgram(void)
|
---|
| 1069 | {
|
---|
| 1070 | return mShadowReceiverVertexProgramUsage->getProgram();
|
---|
| 1071 | }
|
---|
| 1072 | //-----------------------------------------------------------------------
|
---|
| 1073 | const String& Pass::getResourceGroup(void) const
|
---|
| 1074 | {
|
---|
| 1075 | return mParent->getResourceGroup();
|
---|
| 1076 | }
|
---|
| 1077 |
|
---|
| 1078 | }
|
---|