[5] | 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://www.ogre3d.org/ |
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| 6 | |
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| 7 | Copyright (c) 2000-2006 Torus Knot Software Ltd |
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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 | You may alternatively use this source under the terms of a specific version of |
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| 25 | the OGRE Unrestricted License provided you have obtained such a license from |
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| 26 | Torus Knot Software Ltd. |
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| 27 | ----------------------------------------------------------------------------- |
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| 28 | */ |
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| 29 | #include "OgreStableHeaders.h" |
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| 30 | // RenderSystem implementation |
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| 31 | // Note that most of this class is abstract since |
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| 32 | // we cannot know how to implement the behaviour without |
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| 33 | // being aware of the 3D API. However there are a few |
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| 34 | // simple functions which can have a base implementation |
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| 35 | |
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| 36 | #include "OgreRenderSystem.h" |
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| 37 | |
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| 38 | #include "OgreRoot.h" |
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| 39 | #include "OgreViewport.h" |
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| 40 | #include "OgreException.h" |
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| 41 | #include "OgreRenderTarget.h" |
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| 42 | #include "OgreRenderWindow.h" |
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| 43 | #include "OgreMeshManager.h" |
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| 44 | #include "OgreMaterial.h" |
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| 45 | #include "OgreTimer.h" |
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| 46 | #include "OgreHardwarePixelBuffer.h" |
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| 47 | #include "OgreHardwareOcclusionQuery.h" |
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| 48 | |
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| 49 | namespace Ogre { |
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| 50 | |
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| 51 | const PlaneList Renderable::msDummyPlaneList; // FIX ME: temporary |
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| 52 | static const TexturePtr sNullTexPtr; |
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| 53 | |
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| 54 | //----------------------------------------------------------------------- |
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| 55 | RenderSystem::RenderSystem() |
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| 56 | : mActiveRenderTarget(0) |
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| 57 | , mTextureManager(0) |
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| 58 | , mCapabilities(0) |
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| 59 | , mActiveViewport(0) |
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| 60 | // This means CULL clockwise vertices, i.e. front of poly is counter-clockwise |
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| 61 | // This makes it the same as OpenGL and other right-handed systems |
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| 62 | , mCullingMode(CULL_CLOCKWISE) |
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| 63 | , mVSync(true) |
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| 64 | , mWBuffer(false) |
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| 65 | , mInvertVertexWinding(false) |
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| 66 | , mDisabledTexUnitsFrom(0) |
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| 67 | , mCurrentPassIterationCount(0) |
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| 68 | , mVertexProgramBound(false) |
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| 69 | , mFragmentProgramBound(false) |
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| 70 | { |
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| 71 | // instanciate RenderSystemCapabilities |
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| 72 | mCapabilities = new RenderSystemCapabilities(); |
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| 73 | } |
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| 74 | |
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| 75 | //----------------------------------------------------------------------- |
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| 76 | RenderSystem::~RenderSystem() |
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| 77 | { |
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| 78 | shutdown(); |
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| 79 | delete mCapabilities; |
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| 80 | mCapabilities = 0; |
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| 81 | } |
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| 82 | //----------------------------------------------------------------------- |
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| 83 | void RenderSystem::_initRenderTargets(void) |
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| 84 | { |
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| 85 | |
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| 86 | // Init stats |
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| 87 | for( |
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| 88 | RenderTargetMap::iterator it = mRenderTargets.begin(); |
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| 89 | it != mRenderTargets.end(); |
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| 90 | ++it ) |
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| 91 | { |
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| 92 | it->second->resetStatistics(); |
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| 93 | } |
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| 94 | |
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| 95 | } |
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| 96 | //----------------------------------------------------------------------- |
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| 97 | void RenderSystem::_updateAllRenderTargets(void) |
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| 98 | { |
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| 99 | // Update all in order of priority |
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| 100 | // This ensures render-to-texture targets get updated before render windows |
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| 101 | RenderTargetPriorityMap::iterator itarg, itargend; |
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| 102 | itargend = mPrioritisedRenderTargets.end(); |
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| 103 | for( itarg = mPrioritisedRenderTargets.begin(); itarg != itargend; ++itarg ) |
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| 104 | { |
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| 105 | if( itarg->second->isActive() && itarg->second->isAutoUpdated()) |
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| 106 | itarg->second->update(); |
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| 107 | } |
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| 108 | } |
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| 109 | //----------------------------------------------------------------------- |
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| 110 | RenderWindow* RenderSystem::initialise(bool autoCreateWindow, const String& windowTitle) |
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| 111 | { |
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| 112 | // Have I been registered by call to Root::setRenderSystem? |
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| 113 | /** Don't do this anymore, just allow via Root |
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| 114 | RenderSystem* regPtr = Root::getSingleton().getRenderSystem(); |
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| 115 | if (!regPtr || regPtr != this) |
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| 116 | // Register self - library user has come to me direct |
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| 117 | Root::getSingleton().setRenderSystem(this); |
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| 118 | */ |
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| 119 | |
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| 120 | |
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| 121 | // Subclasses should take it from here |
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| 122 | // They should ALL call this superclass method from |
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| 123 | // their own initialise() implementations. |
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| 124 | |
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| 125 | mVertexProgramBound = false; |
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| 126 | mFragmentProgramBound = false; |
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| 127 | |
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| 128 | return 0; |
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| 129 | } |
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| 130 | //--------------------------------------------------------------------- |
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| 131 | RenderTexture * RenderSystem::createRenderTexture( const String & name, |
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| 132 | unsigned int width, unsigned int height, |
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| 133 | TextureType texType, PixelFormat internalFormat, const NameValuePairList *miscParams ) |
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| 134 | { |
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| 135 | /// Create a new 2D texture, and return surface to render to |
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| 136 | TexturePtr mTexture = TextureManager::getSingleton().createManual( name, |
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| 137 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, texType, |
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| 138 | width, height, 0, internalFormat, TU_RENDERTARGET ); |
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| 139 | |
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| 140 | // Ensure texture loaded and internal resources created |
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| 141 | mTexture->load(); |
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| 142 | |
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| 143 | return mTexture->getBuffer()->getRenderTarget(); |
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| 144 | } |
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| 145 | //--------------------------------------------------------------------------------------------- |
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| 146 | void RenderSystem::destroyRenderWindow(const String& name) |
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| 147 | { |
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| 148 | destroyRenderTarget(name); |
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| 149 | } |
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| 150 | //--------------------------------------------------------------------------------------------- |
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| 151 | void RenderSystem::destroyRenderTexture(const String& name) |
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| 152 | { |
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| 153 | destroyRenderTarget(name); |
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| 154 | } |
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| 155 | //--------------------------------------------------------------------------------------------- |
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| 156 | void RenderSystem::destroyRenderTarget(const String& name) |
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| 157 | { |
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| 158 | RenderTarget* rt = detachRenderTarget(name); |
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| 159 | delete rt; |
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| 160 | } |
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| 161 | //--------------------------------------------------------------------------------------------- |
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| 162 | void RenderSystem::attachRenderTarget( RenderTarget &target ) |
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| 163 | { |
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| 164 | assert( target.getPriority() < OGRE_NUM_RENDERTARGET_GROUPS ); |
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| 165 | |
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| 166 | mRenderTargets.insert( RenderTargetMap::value_type( target.getName(), &target ) ); |
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| 167 | mPrioritisedRenderTargets.insert( |
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| 168 | RenderTargetPriorityMap::value_type(target.getPriority(), &target )); |
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| 169 | } |
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| 170 | |
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| 171 | //--------------------------------------------------------------------------------------------- |
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| 172 | RenderTarget * RenderSystem::getRenderTarget( const String &name ) |
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| 173 | { |
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| 174 | RenderTargetMap::iterator it = mRenderTargets.find( name ); |
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| 175 | RenderTarget *ret = NULL; |
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| 176 | |
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| 177 | if( it != mRenderTargets.end() ) |
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| 178 | { |
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| 179 | ret = it->second; |
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| 180 | } |
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| 181 | |
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| 182 | return ret; |
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| 183 | } |
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| 184 | |
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| 185 | //--------------------------------------------------------------------------------------------- |
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| 186 | RenderTarget * RenderSystem::detachRenderTarget( const String &name ) |
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| 187 | { |
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| 188 | RenderTargetMap::iterator it = mRenderTargets.find( name ); |
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| 189 | RenderTarget *ret = NULL; |
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| 190 | |
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| 191 | if( it != mRenderTargets.end() ) |
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| 192 | { |
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| 193 | ret = it->second; |
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| 194 | |
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| 195 | /* Remove the render target from the priority groups. */ |
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| 196 | RenderTargetPriorityMap::iterator itarg, itargend; |
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| 197 | itargend = mPrioritisedRenderTargets.end(); |
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| 198 | for( itarg = mPrioritisedRenderTargets.begin(); itarg != itargend; ++itarg ) |
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| 199 | { |
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| 200 | if( itarg->second == ret ) { |
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| 201 | mPrioritisedRenderTargets.erase( itarg ); |
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| 202 | break; |
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| 203 | } |
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| 204 | } |
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| 205 | |
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| 206 | mRenderTargets.erase( it ); |
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| 207 | } |
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| 208 | /// If detached render target is the active render target, reset active render target |
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| 209 | if(ret == mActiveRenderTarget) |
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| 210 | mActiveRenderTarget = 0; |
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| 211 | |
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| 212 | return ret; |
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| 213 | } |
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| 214 | //----------------------------------------------------------------------- |
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| 215 | Viewport* RenderSystem::_getViewport(void) |
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| 216 | { |
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| 217 | return mActiveViewport; |
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| 218 | } |
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| 219 | //----------------------------------------------------------------------- |
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| 220 | void RenderSystem::_setTextureUnitSettings(size_t texUnit, TextureUnitState& tl) |
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| 221 | { |
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| 222 | // This method is only ever called to set a texture unit to valid details |
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| 223 | // The method _disableTextureUnit is called to turn a unit off |
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| 224 | |
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| 225 | const TexturePtr& tex = tl._getTexturePtr(); |
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| 226 | // Vertex texture binding? |
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| 227 | if (mCapabilities->hasCapability(RSC_VERTEX_TEXTURE_FETCH) && |
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| 228 | !mCapabilities->getVertexTextureUnitsShared()) |
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| 229 | { |
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| 230 | if (tl.getBindingType() == TextureUnitState::BT_VERTEX) |
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| 231 | { |
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| 232 | // Bind vertex texture |
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| 233 | _setVertexTexture(texUnit, tex); |
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| 234 | // bind nothing to fragment unit (hardware isn't shared but fragment |
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| 235 | // unit can't be using the same index |
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| 236 | _setTexture(texUnit, true, sNullTexPtr); |
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| 237 | } |
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| 238 | else |
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| 239 | { |
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| 240 | // vice versa |
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| 241 | _setVertexTexture(texUnit, sNullTexPtr); |
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| 242 | _setTexture(texUnit, true, tex); |
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| 243 | } |
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| 244 | } |
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| 245 | else |
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| 246 | { |
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| 247 | // Shared vertex / fragment textures or no vertex texture support |
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| 248 | // Bind texture (may be blank) |
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| 249 | _setTexture(texUnit, true, tex); |
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| 250 | } |
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| 251 | |
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| 252 | // Set texture coordinate set |
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| 253 | _setTextureCoordSet(texUnit, tl.getTextureCoordSet()); |
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| 254 | |
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| 255 | // Set texture layer filtering |
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| 256 | _setTextureUnitFiltering(texUnit, |
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| 257 | tl.getTextureFiltering(FT_MIN), |
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| 258 | tl.getTextureFiltering(FT_MAG), |
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| 259 | tl.getTextureFiltering(FT_MIP)); |
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| 260 | |
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| 261 | // Set texture layer filtering |
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| 262 | _setTextureLayerAnisotropy(texUnit, tl.getTextureAnisotropy()); |
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| 263 | |
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| 264 | // Set mipmap biasing |
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| 265 | _setTextureMipmapBias(texUnit, tl.getTextureMipmapBias()); |
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| 266 | |
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| 267 | // Set blend modes |
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| 268 | // Note, colour before alpha is important |
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| 269 | _setTextureBlendMode(texUnit, tl.getColourBlendMode()); |
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| 270 | _setTextureBlendMode(texUnit, tl.getAlphaBlendMode()); |
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| 271 | |
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| 272 | // Texture addressing mode |
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| 273 | const TextureUnitState::UVWAddressingMode& uvw = tl.getTextureAddressingMode(); |
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| 274 | _setTextureAddressingMode(texUnit, uvw); |
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| 275 | // Set texture border colour only if required |
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| 276 | if (uvw.u == TextureUnitState::TAM_BORDER || |
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| 277 | uvw.v == TextureUnitState::TAM_BORDER || |
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| 278 | uvw.w == TextureUnitState::TAM_BORDER) |
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| 279 | { |
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| 280 | _setTextureBorderColour(texUnit, tl.getTextureBorderColour()); |
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| 281 | } |
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| 282 | |
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| 283 | // Set texture effects |
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| 284 | TextureUnitState::EffectMap::iterator effi; |
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| 285 | // Iterate over new effects |
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| 286 | bool anyCalcs = false; |
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| 287 | for (effi = tl.mEffects.begin(); effi != tl.mEffects.end(); ++effi) |
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| 288 | { |
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| 289 | switch (effi->second.type) |
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| 290 | { |
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| 291 | case TextureUnitState::ET_ENVIRONMENT_MAP: |
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| 292 | if (effi->second.subtype == TextureUnitState::ENV_CURVED) |
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| 293 | { |
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| 294 | _setTextureCoordCalculation(texUnit, TEXCALC_ENVIRONMENT_MAP); |
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| 295 | anyCalcs = true; |
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| 296 | } |
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| 297 | else if (effi->second.subtype == TextureUnitState::ENV_PLANAR) |
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| 298 | { |
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| 299 | _setTextureCoordCalculation(texUnit, TEXCALC_ENVIRONMENT_MAP_PLANAR); |
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| 300 | anyCalcs = true; |
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| 301 | } |
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| 302 | else if (effi->second.subtype == TextureUnitState::ENV_REFLECTION) |
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| 303 | { |
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| 304 | _setTextureCoordCalculation(texUnit, TEXCALC_ENVIRONMENT_MAP_REFLECTION); |
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| 305 | anyCalcs = true; |
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| 306 | } |
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| 307 | else if (effi->second.subtype == TextureUnitState::ENV_NORMAL) |
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| 308 | { |
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| 309 | _setTextureCoordCalculation(texUnit, TEXCALC_ENVIRONMENT_MAP_NORMAL); |
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| 310 | anyCalcs = true; |
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| 311 | } |
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| 312 | break; |
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| 313 | case TextureUnitState::ET_UVSCROLL: |
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| 314 | case TextureUnitState::ET_USCROLL: |
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| 315 | case TextureUnitState::ET_VSCROLL: |
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| 316 | case TextureUnitState::ET_ROTATE: |
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| 317 | case TextureUnitState::ET_TRANSFORM: |
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| 318 | break; |
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| 319 | case TextureUnitState::ET_PROJECTIVE_TEXTURE: |
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| 320 | _setTextureCoordCalculation(texUnit, TEXCALC_PROJECTIVE_TEXTURE, |
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| 321 | effi->second.frustum); |
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| 322 | anyCalcs = true; |
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| 323 | break; |
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| 324 | } |
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| 325 | } |
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| 326 | // Ensure any previous texcoord calc settings are reset if there are now none |
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| 327 | if (!anyCalcs) |
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| 328 | { |
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| 329 | _setTextureCoordCalculation(texUnit, TEXCALC_NONE); |
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| 330 | } |
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| 331 | |
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| 332 | // Change tetxure matrix |
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| 333 | _setTextureMatrix(texUnit, tl.getTextureTransform()); |
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| 334 | |
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| 335 | |
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| 336 | } |
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| 337 | //----------------------------------------------------------------------- |
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| 338 | void RenderSystem::_setTexture(size_t unit, bool enabled, |
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| 339 | const String &texname) |
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| 340 | { |
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| 341 | TexturePtr t = TextureManager::getSingleton().getByName(texname); |
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| 342 | _setTexture(unit, enabled, t); |
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| 343 | } |
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| 344 | //----------------------------------------------------------------------- |
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| 345 | void RenderSystem::_setVertexTexture(size_t unit, const TexturePtr& tex) |
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| 346 | { |
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| 347 | OGRE_EXCEPT(Exception::ERR_NOT_IMPLEMENTED, |
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| 348 | "This rendersystem does not support separate vertex texture samplers, " |
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| 349 | "you should use the regular texture samplers which are shared between " |
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| 350 | "the vertex and fragment units.", |
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| 351 | "RenderSystem::_setVertexTexture"); |
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| 352 | } |
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| 353 | //----------------------------------------------------------------------- |
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| 354 | void RenderSystem::_disableTextureUnit(size_t texUnit) |
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| 355 | { |
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| 356 | _setTexture(texUnit, false, sNullTexPtr); |
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| 357 | } |
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| 358 | //--------------------------------------------------------------------- |
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| 359 | void RenderSystem::_disableTextureUnitsFrom(size_t texUnit) |
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| 360 | { |
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| 361 | size_t disableTo = mCapabilities->getNumTextureUnits(); |
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| 362 | if (disableTo > mDisabledTexUnitsFrom) |
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| 363 | disableTo = mDisabledTexUnitsFrom; |
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| 364 | mDisabledTexUnitsFrom = texUnit; |
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| 365 | for (size_t i = texUnit; i < disableTo; ++i) |
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| 366 | { |
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| 367 | _disableTextureUnit(i); |
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| 368 | } |
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| 369 | } |
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| 370 | //----------------------------------------------------------------------- |
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| 371 | void RenderSystem::_setTextureUnitFiltering(size_t unit, FilterOptions minFilter, |
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| 372 | FilterOptions magFilter, FilterOptions mipFilter) |
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| 373 | { |
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| 374 | _setTextureUnitFiltering(unit, FT_MIN, minFilter); |
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| 375 | _setTextureUnitFiltering(unit, FT_MAG, magFilter); |
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| 376 | _setTextureUnitFiltering(unit, FT_MIP, mipFilter); |
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| 377 | } |
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| 378 | //----------------------------------------------------------------------- |
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| 379 | CullingMode RenderSystem::_getCullingMode(void) const |
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| 380 | { |
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| 381 | return mCullingMode; |
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| 382 | } |
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| 383 | //----------------------------------------------------------------------- |
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| 384 | bool RenderSystem::getWaitForVerticalBlank(void) const |
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| 385 | { |
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| 386 | return mVSync; |
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| 387 | } |
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| 388 | //----------------------------------------------------------------------- |
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| 389 | void RenderSystem::setWaitForVerticalBlank(bool enabled) |
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| 390 | { |
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| 391 | mVSync = enabled; |
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| 392 | } |
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| 393 | bool RenderSystem::getWBufferEnabled(void) const |
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| 394 | { |
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| 395 | return mWBuffer; |
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| 396 | } |
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| 397 | //----------------------------------------------------------------------- |
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| 398 | void RenderSystem::setWBufferEnabled(bool enabled) |
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| 399 | { |
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| 400 | mWBuffer = enabled; |
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| 401 | } |
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| 402 | //----------------------------------------------------------------------- |
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| 403 | void RenderSystem::shutdown(void) |
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| 404 | { |
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| 405 | // Remove occlusion queries |
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| 406 | for (HardwareOcclusionQueryList::iterator i = mHwOcclusionQueries.begin(); |
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| 407 | i != mHwOcclusionQueries.end(); ++i) |
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| 408 | { |
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| 409 | delete *i; |
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| 410 | } |
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| 411 | mHwOcclusionQueries.clear(); |
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| 412 | |
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| 413 | // Remove all the render targets. |
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| 414 | // (destroy primary target last since others may depend on it) |
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| 415 | RenderTarget* primary = 0; |
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| 416 | for (RenderTargetMap::iterator it = mRenderTargets.begin(); it != mRenderTargets.end(); ++it) |
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| 417 | { |
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| 418 | if (!primary && it->second->isPrimary()) |
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| 419 | primary = it->second; |
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| 420 | else |
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| 421 | delete it->second; |
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| 422 | } |
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| 423 | delete primary; |
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| 424 | mRenderTargets.clear(); |
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| 425 | |
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| 426 | mPrioritisedRenderTargets.clear(); |
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| 427 | } |
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| 428 | //----------------------------------------------------------------------- |
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| 429 | void RenderSystem::_beginGeometryCount(void) |
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| 430 | { |
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| 431 | mBatchCount = mFaceCount = mVertexCount = 0; |
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| 432 | |
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| 433 | } |
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| 434 | //----------------------------------------------------------------------- |
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| 435 | unsigned int RenderSystem::_getFaceCount(void) const |
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| 436 | { |
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| 437 | return static_cast< unsigned int >( mFaceCount ); |
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| 438 | } |
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| 439 | //----------------------------------------------------------------------- |
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| 440 | unsigned int RenderSystem::_getBatchCount(void) const |
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| 441 | { |
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| 442 | return static_cast< unsigned int >( mBatchCount ); |
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| 443 | } |
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| 444 | //----------------------------------------------------------------------- |
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| 445 | unsigned int RenderSystem::_getVertexCount(void) const |
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| 446 | { |
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| 447 | return static_cast< unsigned int >( mVertexCount ); |
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| 448 | } |
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| 449 | //----------------------------------------------------------------------- |
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| 450 | void RenderSystem::convertColourValue(const ColourValue& colour, uint32* pDest) |
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| 451 | { |
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| 452 | *pDest = VertexElement::convertColourValue(colour, getColourVertexElementType()); |
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| 453 | |
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| 454 | } |
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| 455 | //----------------------------------------------------------------------- |
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| 456 | void RenderSystem::_setWorldMatrices(const Matrix4* m, unsigned short count) |
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| 457 | { |
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| 458 | // Do nothing with these matrices here, it never used for now, |
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| 459 | // derived class should take care with them if required. |
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| 460 | |
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| 461 | // Set hardware matrix to nothing |
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| 462 | _setWorldMatrix(Matrix4::IDENTITY); |
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| 463 | } |
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| 464 | //----------------------------------------------------------------------- |
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| 465 | void RenderSystem::_render(const RenderOperation& op) |
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| 466 | { |
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| 467 | // Update stats |
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| 468 | size_t val; |
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| 469 | |
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| 470 | if (op.useIndexes) |
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| 471 | val = op.indexData->indexCount; |
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| 472 | else |
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| 473 | val = op.vertexData->vertexCount; |
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| 474 | |
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| 475 | // account for a pass having multiple iterations |
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| 476 | if (mCurrentPassIterationCount > 1) |
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| 477 | val *= mCurrentPassIterationCount; |
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| 478 | |
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| 479 | switch(op.operationType) |
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| 480 | { |
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| 481 | case RenderOperation::OT_TRIANGLE_LIST: |
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| 482 | mFaceCount += val / 3; |
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| 483 | break; |
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| 484 | case RenderOperation::OT_TRIANGLE_STRIP: |
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| 485 | case RenderOperation::OT_TRIANGLE_FAN: |
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| 486 | mFaceCount += val - 2; |
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| 487 | break; |
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| 488 | case RenderOperation::OT_POINT_LIST: |
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| 489 | case RenderOperation::OT_LINE_LIST: |
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| 490 | case RenderOperation::OT_LINE_STRIP: |
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| 491 | break; |
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| 492 | } |
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| 493 | |
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| 494 | mVertexCount += op.vertexData->vertexCount; |
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| 495 | mBatchCount += mCurrentPassIterationCount; |
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| 496 | } |
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| 497 | //----------------------------------------------------------------------- |
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| 498 | void RenderSystem::setInvertVertexWinding(bool invert) |
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| 499 | { |
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| 500 | mInvertVertexWinding = invert; |
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| 501 | } |
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| 502 | //----------------------------------------------------------------------- |
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| 503 | void RenderSystem::setClipPlane (ushort index, const Plane &p) |
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| 504 | { |
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| 505 | setClipPlane (index, p.normal.x, p.normal.y, p.normal.z, p.d); |
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| 506 | } |
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| 507 | //----------------------------------------------------------------------- |
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| 508 | void RenderSystem::_notifyCameraRemoved(const Camera* cam) |
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| 509 | { |
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| 510 | RenderTargetMap::iterator i, iend; |
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| 511 | iend = mRenderTargets.end(); |
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| 512 | for (i = mRenderTargets.begin(); i != iend; ++i) |
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| 513 | { |
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| 514 | RenderTarget* target = i->second; |
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| 515 | target->_notifyCameraRemoved(cam); |
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| 516 | } |
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| 517 | } |
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| 518 | |
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| 519 | //--------------------------------------------------------------------- |
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| 520 | bool RenderSystem::updatePassIterationRenderState(void) |
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| 521 | { |
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| 522 | if (mCurrentPassIterationCount <= 1) |
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| 523 | return false; |
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| 524 | |
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| 525 | --mCurrentPassIterationCount; |
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| 526 | if (!mActiveVertexGpuProgramParameters.isNull()) |
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| 527 | { |
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| 528 | mActiveVertexGpuProgramParameters->incPassIterationNumber(); |
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| 529 | bindGpuProgramPassIterationParameters(GPT_VERTEX_PROGRAM); |
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| 530 | } |
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| 531 | if (!mActiveFragmentGpuProgramParameters.isNull()) |
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| 532 | { |
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| 533 | mActiveFragmentGpuProgramParameters->incPassIterationNumber(); |
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| 534 | bindGpuProgramPassIterationParameters(GPT_FRAGMENT_PROGRAM); |
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| 535 | } |
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| 536 | return true; |
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| 537 | } |
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| 538 | |
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| 539 | //----------------------------------------------------------------------- |
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| 540 | void RenderSystem::addListener(Listener* l) |
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| 541 | { |
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| 542 | mEventListeners.push_back(l); |
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| 543 | } |
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| 544 | //----------------------------------------------------------------------- |
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| 545 | void RenderSystem::removeListener(Listener* l) |
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| 546 | { |
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| 547 | mEventListeners.remove(l); |
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| 548 | } |
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| 549 | //----------------------------------------------------------------------- |
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| 550 | void RenderSystem::fireEvent(const String& name, const NameValuePairList* params) |
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| 551 | { |
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| 552 | for(ListenerList::iterator i = mEventListeners.begin(); |
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| 553 | i != mEventListeners.end(); ++i) |
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| 554 | { |
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| 555 | (*i)->eventOccurred(name, params); |
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| 556 | } |
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| 557 | } |
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| 558 | //----------------------------------------------------------------------- |
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| 559 | void RenderSystem::destroyHardwareOcclusionQuery( HardwareOcclusionQuery *hq) |
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| 560 | { |
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| 561 | HardwareOcclusionQueryList::iterator i = |
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| 562 | std::find(mHwOcclusionQueries.begin(), mHwOcclusionQueries.end(), hq); |
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| 563 | if (i != mHwOcclusionQueries.end()) |
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| 564 | { |
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| 565 | mHwOcclusionQueries.erase(i); |
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| 566 | delete hq; |
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| 567 | } |
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| 568 | } |
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| 569 | //----------------------------------------------------------------------- |
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| 570 | void RenderSystem::bindGpuProgram(GpuProgram* prg) |
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| 571 | { |
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| 572 | switch(prg->getType()) |
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| 573 | { |
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| 574 | case GPT_VERTEX_PROGRAM: |
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| 575 | mVertexProgramBound = true; |
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| 576 | break; |
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| 577 | case GPT_FRAGMENT_PROGRAM: |
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| 578 | mFragmentProgramBound = true; |
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| 579 | break; |
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| 580 | } |
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| 581 | } |
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| 582 | //----------------------------------------------------------------------- |
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| 583 | void RenderSystem::unbindGpuProgram(GpuProgramType gptype) |
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| 584 | { |
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| 585 | switch(gptype) |
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| 586 | { |
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| 587 | case GPT_VERTEX_PROGRAM: |
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| 588 | mVertexProgramBound = false; |
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| 589 | break; |
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| 590 | case GPT_FRAGMENT_PROGRAM: |
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| 591 | mFragmentProgramBound = false; |
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| 592 | break; |
---|
| 593 | } |
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| 594 | } |
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| 595 | //----------------------------------------------------------------------- |
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| 596 | bool RenderSystem::isGpuProgramBound(GpuProgramType gptype) |
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| 597 | { |
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| 598 | switch(gptype) |
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| 599 | { |
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| 600 | case GPT_VERTEX_PROGRAM: |
---|
| 601 | return mVertexProgramBound; |
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| 602 | case GPT_FRAGMENT_PROGRAM: |
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| 603 | return mFragmentProgramBound; |
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| 604 | } |
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| 605 | // Make compiler happy |
---|
| 606 | return false; |
---|
| 607 | } |
---|
| 608 | |
---|
| 609 | } |
---|
| 610 | |
---|