[692] | 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) 2000-2005 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 "OgreD3D9HardwarePixelBuffer.h"
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| 26 | #include "OgreD3D9Texture.h"
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| 27 | #include "OgreD3D9Mappings.h"
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| 28 | #include "OgreException.h"
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| 29 | #include "OgreLogManager.h"
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| 30 | #include "OgreStringConverter.h"
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| 31 | #include "OgreBitwise.h"
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| 32 |
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| 33 | #include "OgreRoot.h"
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| 34 | #include "OgreRenderSystem.h"
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| 35 |
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| 36 | #include "OgreNoMemoryMacros.h"
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| 37 | #include <d3dx9.h>
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| 38 | #include <dxerr9.h>
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| 39 | #include "OgreMemoryMacros.h"
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| 40 |
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| 41 | namespace Ogre {
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| 42 |
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| 43 | //-----------------------------------------------------------------------------
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| 44 |
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| 45 | D3D9HardwarePixelBuffer::D3D9HardwarePixelBuffer(HardwareBuffer::Usage usage):
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| 46 | HardwarePixelBuffer(0, 0, 0, PF_UNKNOWN, usage, false, false),
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| 47 | mpDev(0),
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| 48 | mSurface(0), mVolume(0), mTempSurface(0), mTempVolume(0),
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| 49 | mDoMipmapGen(0), mHWMipmaps(0), mMipTex(0)
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| 50 | {
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| 51 | }
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| 52 | D3D9HardwarePixelBuffer::~D3D9HardwarePixelBuffer()
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| 53 | {
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| 54 | destroyRenderTextures();
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| 55 | }
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| 56 | //-----------------------------------------------------------------------------
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| 57 | void D3D9HardwarePixelBuffer::bind(IDirect3DDevice9 *dev, IDirect3DSurface9 *surface, bool update)
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| 58 | {
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| 59 | mpDev = dev;
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| 60 | mSurface = surface;
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| 61 |
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| 62 | D3DSURFACE_DESC desc;
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| 63 | if(mSurface->GetDesc(&desc) != D3D_OK)
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| 64 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Could not get surface information",
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| 65 | "D3D9HardwarePixelBuffer::D3D9HardwarePixelBuffer");
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| 66 | mWidth = desc.Width;
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| 67 | mHeight = desc.Height;
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| 68 | mDepth = 1;
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| 69 | mFormat = D3D9Mappings::_getPF(desc.Format);
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| 70 | // Default
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| 71 | mRowPitch = mWidth;
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| 72 | mSlicePitch = mHeight*mWidth;
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| 73 | mSizeInBytes = PixelUtil::getMemorySize(mWidth, mHeight, mDepth, mFormat);
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| 74 |
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| 75 | if(mUsage & TU_RENDERTARGET)
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| 76 | createRenderTextures(update);
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| 77 | }
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| 78 | //-----------------------------------------------------------------------------
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| 79 | void D3D9HardwarePixelBuffer::bind(IDirect3DDevice9 *dev, IDirect3DVolume9 *volume, bool update)
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| 80 | {
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| 81 | mpDev = dev;
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| 82 | mVolume = volume;
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| 83 |
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| 84 | D3DVOLUME_DESC desc;
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| 85 | if(mVolume->GetDesc(&desc) != D3D_OK)
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| 86 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Could not get volume information",
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| 87 | "D3D9HardwarePixelBuffer::D3D9HardwarePixelBuffer");
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| 88 | mWidth = desc.Width;
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| 89 | mHeight = desc.Height;
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| 90 | mDepth = desc.Depth;
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| 91 | mFormat = D3D9Mappings::_getPF(desc.Format);
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| 92 | // Default
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| 93 | mRowPitch = mWidth;
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| 94 | mSlicePitch = mHeight*mWidth;
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| 95 | mSizeInBytes = PixelUtil::getMemorySize(mWidth, mHeight, mDepth, mFormat);
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| 96 |
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| 97 | if(mUsage & TU_RENDERTARGET)
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| 98 | createRenderTextures(update);
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| 99 | }
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| 100 | //-----------------------------------------------------------------------------
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| 101 | // Util functions to convert a D3D locked box to a pixel box
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| 102 | void fromD3DLock(PixelBox &rval, const D3DLOCKED_RECT &lrect)
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| 103 | {
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| 104 | rval.rowPitch = lrect.Pitch / PixelUtil::getNumElemBytes(rval.format);
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| 105 | rval.slicePitch = rval.rowPitch * rval.getHeight();
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| 106 | assert((lrect.Pitch % PixelUtil::getNumElemBytes(rval.format))==0);
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| 107 | rval.data = lrect.pBits;
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| 108 | }
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| 109 | void fromD3DLock(PixelBox &rval, const D3DLOCKED_BOX &lbox)
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| 110 | {
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| 111 | rval.rowPitch = lbox.RowPitch / PixelUtil::getNumElemBytes(rval.format);
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| 112 | rval.slicePitch = lbox.SlicePitch / PixelUtil::getNumElemBytes(rval.format);
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| 113 | assert((lbox.RowPitch % PixelUtil::getNumElemBytes(rval.format))==0);
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| 114 | assert((lbox.SlicePitch % PixelUtil::getNumElemBytes(rval.format))==0);
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| 115 | rval.data = lbox.pBits;
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| 116 | }
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| 117 | // Convert Ogre integer Box to D3D rectangle
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| 118 | RECT toD3DRECT(const Box &lockBox)
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| 119 | {
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| 120 | RECT prect;
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| 121 | assert(lockBox.getDepth() == 1);
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| 122 | prect.left = lockBox.left;
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| 123 | prect.right = lockBox.right;
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| 124 | prect.top = lockBox.top;
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| 125 | prect.bottom = lockBox.bottom;
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| 126 | return prect;
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| 127 | }
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| 128 | // Convert Ogre integer Box to D3D box
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| 129 | D3DBOX toD3DBOX(const Box &lockBox)
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| 130 | {
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| 131 | D3DBOX pbox;
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| 132 | pbox.Left = lockBox.left;
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| 133 | pbox.Right = lockBox.right;
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| 134 | pbox.Top = lockBox.top;
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| 135 | pbox.Bottom = lockBox.bottom;
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| 136 | pbox.Front = lockBox.front;
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| 137 | pbox.Back = lockBox.back;
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| 138 | return pbox;
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| 139 | }
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| 140 | // Convert Ogre pixelbox extent to D3D rectangle
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| 141 | RECT toD3DRECTExtent(const PixelBox &lockBox)
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| 142 | {
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| 143 | RECT prect;
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| 144 | assert(lockBox.getDepth() == 1);
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| 145 | prect.left = 0;
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| 146 | prect.right = lockBox.getWidth();
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| 147 | prect.top = 0;
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| 148 | prect.bottom = lockBox.getHeight();
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| 149 | return prect;
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| 150 | }
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| 151 | // Convert Ogre pixelbox extent to D3D box
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| 152 | D3DBOX toD3DBOXExtent(const PixelBox &lockBox)
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| 153 | {
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| 154 | D3DBOX pbox;
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| 155 | pbox.Left = 0;
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| 156 | pbox.Right = lockBox.getWidth();
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| 157 | pbox.Top = 0;
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| 158 | pbox.Bottom = lockBox.getHeight();
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| 159 | pbox.Front = 0;
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| 160 | pbox.Back = lockBox.getDepth();
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| 161 | return pbox;
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| 162 | }
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| 163 | //-----------------------------------------------------------------------------
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| 164 | PixelBox D3D9HardwarePixelBuffer::lockImpl(const Image::Box lockBox, LockOptions options)
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| 165 | {
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| 166 | // Check for misuse
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| 167 | if(mUsage & TU_RENDERTARGET)
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| 168 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "DirectX does not allow locking of or directly writing to RenderTargets. Use blitFromMemory if you need the contents.",
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| 169 | "D3D9HardwarePixelBuffer::lockImpl");
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| 170 | // Set extents and format
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| 171 | PixelBox rval(lockBox, mFormat);
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| 172 | // Set locking flags according to options
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| 173 | DWORD flags = 0;
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| 174 | switch(options)
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| 175 | {
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| 176 | case HBL_DISCARD:
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| 177 | // D3D only likes D3DLOCK_DISCARD if you created the texture with D3DUSAGE_DYNAMIC
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| 178 | // debug runtime flags this up, could cause problems on some drivers
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| 179 | if (mUsage & HBU_DYNAMIC)
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| 180 | flags |= D3DLOCK_DISCARD;
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| 181 | break;
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| 182 | case HBL_READ_ONLY:
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| 183 | flags |= D3DLOCK_READONLY;
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| 184 | break;
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| 185 | default:
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| 186 | break;
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| 187 | };
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| 188 |
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| 189 | if(mSurface)
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| 190 | {
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| 191 | // Surface
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| 192 | D3DLOCKED_RECT lrect; // Filled in by D3D
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| 193 | HRESULT hr;
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| 194 |
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| 195 | if (lockBox.left == 0 && lockBox.top == 0
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| 196 | && lockBox.right == mWidth && lockBox.bottom == mHeight)
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| 197 | {
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| 198 | // Lock whole surface
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| 199 | hr = mSurface->LockRect(&lrect, NULL, flags);
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| 200 | }
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| 201 | else
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| 202 | {
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| 203 | RECT prect = toD3DRECT(lockBox); // specify range to lock
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| 204 | hr = mSurface->LockRect(&lrect, &prect, flags);
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| 205 | }
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| 206 | if (FAILED(hr))
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| 207 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Surface locking failed",
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| 208 | "D3D9HardwarePixelBuffer::lockImpl");
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| 209 | fromD3DLock(rval, lrect);
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| 210 | }
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| 211 | else
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| 212 | {
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| 213 | // Volume
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| 214 | D3DBOX pbox = toD3DBOX(lockBox); // specify range to lock
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| 215 | D3DLOCKED_BOX lbox; // Filled in by D3D
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| 216 |
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| 217 | if(mVolume->LockBox(&lbox, &pbox, flags) != D3D_OK)
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| 218 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Volume locking failed",
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| 219 | "D3D9HardwarePixelBuffer::lockImpl");
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| 220 | fromD3DLock(rval, lbox);
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| 221 | }
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| 222 |
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| 223 | return rval;
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| 224 | }
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| 225 | //-----------------------------------------------------------------------------
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| 226 | void D3D9HardwarePixelBuffer::unlockImpl(void)
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| 227 | {
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| 228 | if(mSurface)
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| 229 | {
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| 230 | // Surface
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| 231 | mSurface->UnlockRect();
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| 232 | } else {
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| 233 | // Volume
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| 234 | mVolume->UnlockBox();
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| 235 | }
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| 236 | if(mDoMipmapGen)
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| 237 | _genMipmaps();
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| 238 | }
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| 239 | //-----------------------------------------------------------------------------
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| 240 | void D3D9HardwarePixelBuffer::blit(const HardwarePixelBufferSharedPtr &rsrc, const Image::Box &srcBox, const Image::Box &dstBox)
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| 241 | {
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| 242 | D3D9HardwarePixelBuffer *src = static_cast<D3D9HardwarePixelBuffer*>(rsrc.getPointer());
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| 243 | if(mSurface && src->mSurface)
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| 244 | {
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| 245 | // Surface-to-surface
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| 246 | RECT dsrcRect = toD3DRECT(srcBox);
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| 247 | RECT ddestRect = toD3DRECT(dstBox);
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| 248 | // D3DXLoadSurfaceFromSurface
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| 249 | if(D3DXLoadSurfaceFromSurface(
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| 250 | mSurface, NULL, &ddestRect,
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| 251 | src->mSurface, NULL, &dsrcRect,
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| 252 | D3DX_DEFAULT, 0) != D3D_OK)
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| 253 | {
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| 254 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "D3DXLoadSurfaceFromSurface failed",
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| 255 | "D3D9HardwarePixelBuffer::blit");
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| 256 | }
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| 257 | }
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| 258 | else if(mVolume && src->mVolume)
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| 259 | {
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| 260 | // Volume-to-volume
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| 261 | D3DBOX dsrcBox = toD3DBOX(srcBox);
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| 262 | D3DBOX ddestBox = toD3DBOX(dstBox);
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| 263 |
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| 264 | // D3DXLoadVolumeFromVolume
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| 265 | if(D3DXLoadVolumeFromVolume(
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| 266 | mVolume, NULL, &ddestBox,
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| 267 | src->mVolume, NULL, &dsrcBox,
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| 268 | D3DX_DEFAULT, 0) != D3D_OK)
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| 269 | {
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| 270 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "D3DXLoadVolumeFromVolume failed",
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| 271 | "D3D9HardwarePixelBuffer::blit");
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| 272 | }
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| 273 | }
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| 274 | else
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| 275 | {
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| 276 | // Software fallback
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| 277 | HardwarePixelBuffer::blit(rsrc, srcBox, dstBox);
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| 278 | }
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| 279 | }
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| 280 | //-----------------------------------------------------------------------------
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| 281 | void D3D9HardwarePixelBuffer::blitFromMemory(const PixelBox &src, const Image::Box &dstBox)
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| 282 | {
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| 283 | // for scoped deletion of conversion buffer
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| 284 | MemoryDataStreamPtr buf;
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| 285 | PixelBox converted = src;
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| 286 |
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| 287 | // convert to pixelbuffer's native format if necessary
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| 288 | if (D3D9Mappings::_getPF(src.format) == D3DFMT_UNKNOWN)
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| 289 | {
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| 290 | buf.bind(new MemoryDataStream(
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| 291 | PixelUtil::getMemorySize(src.getWidth(), src.getHeight(), src.getDepth(),
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| 292 | mFormat)));
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| 293 | converted = PixelBox(src.getWidth(), src.getHeight(), src.getDepth(), mFormat, buf->getPtr());
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| 294 | PixelUtil::bulkPixelConversion(src, converted);
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| 295 | }
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| 296 |
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| 297 | if(mSurface)
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| 298 | {
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| 299 | RECT destRect, srcRect;
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| 300 | srcRect = toD3DRECTExtent(converted);
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| 301 | destRect = toD3DRECT(dstBox);
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| 302 |
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| 303 | if(D3DXLoadSurfaceFromMemory(mSurface, NULL, &destRect,
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| 304 | converted.data, D3D9Mappings::_getPF(converted.format),
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| 305 | converted.rowPitch * PixelUtil::getNumElemBytes(converted.format),
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| 306 | NULL, &srcRect, D3DX_DEFAULT, 0) != D3D_OK)
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| 307 | {
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| 308 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "D3DXLoadSurfaceFromMemory failed",
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| 309 | "D3D9HardwarePixelBuffer::blitFromMemory");
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| 310 | }
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| 311 | }
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| 312 | else
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| 313 | {
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| 314 | D3DBOX destBox, srcBox;
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| 315 | srcBox = toD3DBOXExtent(converted);
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| 316 | destBox = toD3DBOX(dstBox);
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| 317 |
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| 318 | if(D3DXLoadVolumeFromMemory(mVolume, NULL, &destBox,
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| 319 | converted.data, D3D9Mappings::_getPF(converted.format),
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| 320 | converted.rowPitch * PixelUtil::getNumElemBytes(converted.format),
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| 321 | converted.slicePitch * PixelUtil::getNumElemBytes(converted.format),
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| 322 | NULL, &srcBox, D3DX_DEFAULT, 0) != D3D_OK)
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| 323 | {
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| 324 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "D3DXLoadSurfaceFromMemory failed",
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| 325 | "D3D9HardwarePixelBuffer::blitFromMemory");
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| 326 | }
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| 327 | }
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| 328 | if(mDoMipmapGen)
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| 329 | _genMipmaps();
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| 330 | }
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| 331 | //-----------------------------------------------------------------------------
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| 332 | void D3D9HardwarePixelBuffer::blitToMemory(const Image::Box &srcBox, const PixelBox &dst)
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| 333 | {
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| 334 | // Decide on pixel format of temp surface
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| 335 | PixelFormat tmpFormat = mFormat;
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| 336 | if(D3D9Mappings::_getPF(dst.format) != D3DFMT_UNKNOWN)
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| 337 | {
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| 338 | tmpFormat = dst.format;
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| 339 | }
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| 340 | if(mSurface)
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| 341 | {
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| 342 | assert(srcBox.getDepth() == 1 && dst.getDepth() == 1);
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| 343 | // Create temp texture
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| 344 | IDirect3DTexture9 *tmp;
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| 345 | IDirect3DSurface9 *surface;
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| 346 |
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| 347 | if(D3DXCreateTexture(
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| 348 | mpDev,
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| 349 | dst.getWidth(), dst.getHeight(),
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| 350 | 1, // 1 mip level ie topmost, generate no mipmaps
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| 351 | 0, D3D9Mappings::_getPF(tmpFormat), D3DPOOL_SCRATCH,
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| 352 | &tmp
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| 353 | ) != D3D_OK)
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| 354 | {
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| 355 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Create temporary texture failed",
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| 356 | "D3D9HardwarePixelBuffer::blitToMemory");
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| 357 | }
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| 358 | if(tmp->GetSurfaceLevel(0, &surface) != D3D_OK)
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| 359 | {
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| 360 | tmp->Release();
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| 361 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Get surface level failed",
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| 362 | "D3D9HardwarePixelBuffer::blitToMemory");
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| 363 | }
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| 364 | // Copy texture to this temp surface
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| 365 | RECT destRect, srcRect;
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| 366 | srcRect = toD3DRECT(srcBox);
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| 367 | destRect = toD3DRECTExtent(dst);
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| 368 |
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| 369 | if(D3DXLoadSurfaceFromSurface(
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| 370 | surface, NULL, &destRect,
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| 371 | mSurface, NULL, &srcRect,
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| 372 | D3DX_DEFAULT, 0) != D3D_OK)
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| 373 | {
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| 374 | surface->Release();
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| 375 | tmp->Release();
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| 376 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "D3DXLoadSurfaceFromSurface failed",
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| 377 | "D3D9HardwarePixelBuffer::blitToMemory");
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| 378 | }
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| 379 | // Lock temp surface and copy it to memory
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| 380 | D3DLOCKED_RECT lrect; // Filled in by D3D
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| 381 | if(surface->LockRect(&lrect, NULL, D3DLOCK_READONLY) != D3D_OK)
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| 382 | {
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| 383 | surface->Release();
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| 384 | tmp->Release();
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| 385 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "surface->LockRect",
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| 386 | "D3D9HardwarePixelBuffer::blitToMemory");
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| 387 | }
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| 388 | // Copy it
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| 389 | PixelBox locked(dst.getWidth(), dst.getHeight(), dst.getDepth(), tmpFormat);
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| 390 | fromD3DLock(locked, lrect);
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| 391 | PixelUtil::bulkPixelConversion(locked, dst);
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| 392 | surface->UnlockRect();
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| 393 | // Release temporary surface and texture
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| 394 | surface->Release();
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| 395 | tmp->Release();
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| 396 | }
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| 397 | else
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| 398 | {
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| 399 | // Create temp texture
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| 400 | IDirect3DVolumeTexture9 *tmp;
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| 401 | IDirect3DVolume9 *surface;
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| 402 |
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| 403 | if(D3DXCreateVolumeTexture(
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| 404 | mpDev,
|
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| 405 | dst.getWidth(), dst.getHeight(), dst.getDepth(), 0,
|
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| 406 | 0, D3D9Mappings::_getPF(tmpFormat), D3DPOOL_SCRATCH,
|
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| 407 | &tmp
|
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| 408 | ) != D3D_OK)
|
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| 409 | {
|
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| 410 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Create temporary texture failed",
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| 411 | "D3D9HardwarePixelBuffer::blitToMemory");
|
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| 412 | }
|
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| 413 | if(tmp->GetVolumeLevel(0, &surface) != D3D_OK)
|
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| 414 | {
|
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| 415 | tmp->Release();
|
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| 416 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Get volume level failed",
|
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| 417 | "D3D9HardwarePixelBuffer::blitToMemory");
|
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| 418 | }
|
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| 419 | // Volume
|
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| 420 | D3DBOX ddestBox, dsrcBox;
|
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| 421 | ddestBox = toD3DBOXExtent(dst);
|
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| 422 | dsrcBox = toD3DBOX(srcBox);
|
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| 423 |
|
---|
| 424 | if(D3DXLoadVolumeFromVolume(
|
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| 425 | surface, NULL, &ddestBox,
|
---|
| 426 | mVolume, NULL, &dsrcBox,
|
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| 427 | D3DX_DEFAULT, 0) != D3D_OK)
|
---|
| 428 | {
|
---|
| 429 | surface->Release();
|
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| 430 | tmp->Release();
|
---|
| 431 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "D3DXLoadVolumeFromVolume failed",
|
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| 432 | "D3D9HardwarePixelBuffer::blitToMemory");
|
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| 433 | }
|
---|
| 434 | // Lock temp surface and copy it to memory
|
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| 435 | D3DLOCKED_BOX lbox; // Filled in by D3D
|
---|
| 436 | if(surface->LockBox(&lbox, NULL, D3DLOCK_READONLY) != D3D_OK)
|
---|
| 437 | {
|
---|
| 438 | surface->Release();
|
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| 439 | tmp->Release();
|
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| 440 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "surface->LockBox",
|
---|
| 441 | "D3D9HardwarePixelBuffer::blitToMemory");
|
---|
| 442 | }
|
---|
| 443 | // Copy it
|
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| 444 | PixelBox locked(dst.getWidth(), dst.getHeight(), dst.getDepth(), tmpFormat);
|
---|
| 445 | fromD3DLock(locked, lbox);
|
---|
| 446 | PixelUtil::bulkPixelConversion(locked, dst);
|
---|
| 447 | surface->UnlockBox();
|
---|
| 448 | // Release temporary surface and texture
|
---|
| 449 | surface->Release();
|
---|
| 450 | tmp->Release();
|
---|
| 451 | }
|
---|
| 452 | }
|
---|
| 453 | //-----------------------------------------------------------------------------
|
---|
| 454 | void D3D9HardwarePixelBuffer::_genMipmaps()
|
---|
| 455 | {
|
---|
| 456 | assert(mMipTex);
|
---|
| 457 | // Mipmapping
|
---|
| 458 | if (mHWMipmaps)
|
---|
| 459 | {
|
---|
| 460 | // Hardware mipmaps
|
---|
| 461 | mMipTex->GenerateMipSubLevels();
|
---|
| 462 | }
|
---|
| 463 | else
|
---|
| 464 | {
|
---|
| 465 | // Software mipmaps
|
---|
| 466 | if( D3DXFilterTexture( mMipTex, NULL, D3DX_DEFAULT, D3DX_DEFAULT ) != D3D_OK )
|
---|
| 467 | {
|
---|
| 468 | OGRE_EXCEPT( Exception::ERR_RENDERINGAPI_ERROR,
|
---|
| 469 | "Failed to filter texture (generate mipmaps)",
|
---|
| 470 | "D3D9HardwarePixelBuffer::_genMipmaps" );
|
---|
| 471 | }
|
---|
| 472 | }
|
---|
| 473 |
|
---|
| 474 | }
|
---|
| 475 | //-----------------------------------------------------------------------------
|
---|
| 476 | void D3D9HardwarePixelBuffer::_setMipmapping(bool doMipmapGen, bool HWMipmaps, IDirect3DBaseTexture9 *mipTex)
|
---|
| 477 | {
|
---|
| 478 | mDoMipmapGen = doMipmapGen;
|
---|
| 479 | mHWMipmaps = HWMipmaps;
|
---|
| 480 | mMipTex = mipTex;
|
---|
| 481 | }
|
---|
| 482 | //-----------------------------------------------------------------------------
|
---|
| 483 | RenderTexture *D3D9HardwarePixelBuffer::getRenderTarget(size_t zoffset)
|
---|
| 484 | {
|
---|
| 485 | assert(mUsage & TU_RENDERTARGET);
|
---|
| 486 | assert(zoffset < mDepth);
|
---|
| 487 | return mSliceTRT[zoffset];
|
---|
| 488 | }
|
---|
| 489 | //-----------------------------------------------------------------------------
|
---|
| 490 | void D3D9HardwarePixelBuffer::createRenderTextures(bool update)
|
---|
| 491 | {
|
---|
| 492 | if (update)
|
---|
| 493 | {
|
---|
| 494 | assert(mSliceTRT.size() == mDepth);
|
---|
| 495 | for (SliceTRT::const_iterator it = mSliceTRT.begin(); it != mSliceTRT.end(); ++it)
|
---|
| 496 | {
|
---|
| 497 | D3D9RenderTexture *trt = static_cast<D3D9RenderTexture*>(*it);
|
---|
| 498 | trt->rebind(this);
|
---|
| 499 | }
|
---|
| 500 | return;
|
---|
| 501 | }
|
---|
| 502 |
|
---|
| 503 | destroyRenderTextures();
|
---|
| 504 | if(!mSurface)
|
---|
| 505 | {
|
---|
| 506 | OGRE_EXCEPT( Exception::ERR_RENDERINGAPI_ERROR,
|
---|
| 507 | "Rendering to 3D slices not supported yet for Direct3D",
|
---|
| 508 | "D3D9HardwarePixelBuffer::createRenderTexture");
|
---|
| 509 | }
|
---|
| 510 | // Create render target for each slice
|
---|
| 511 | mSliceTRT.reserve(mDepth);
|
---|
| 512 | assert(mDepth==1);
|
---|
| 513 | for(size_t zoffset=0; zoffset<mDepth; ++zoffset)
|
---|
| 514 | {
|
---|
| 515 | String name;
|
---|
| 516 | name = "rtt/"+Ogre::StringConverter::toString((size_t)mSurface);
|
---|
| 517 |
|
---|
| 518 | RenderTexture *trt = new D3D9RenderTexture(name, this);
|
---|
| 519 | mSliceTRT.push_back(trt);
|
---|
| 520 | Root::getSingleton().getRenderSystem()->attachRenderTarget(*trt);
|
---|
| 521 | }
|
---|
| 522 | }
|
---|
| 523 | //-----------------------------------------------------------------------------
|
---|
| 524 | void D3D9HardwarePixelBuffer::destroyRenderTextures()
|
---|
| 525 | {
|
---|
| 526 | if(mSliceTRT.empty())
|
---|
| 527 | return;
|
---|
| 528 | // Delete all render targets that are not yet deleted via _clearSliceRTT
|
---|
| 529 | for(size_t zoffset=0; zoffset<mDepth; ++zoffset)
|
---|
| 530 | {
|
---|
| 531 | if(mSliceTRT[zoffset])
|
---|
| 532 | Root::getSingleton().getRenderSystem()->destroyRenderTarget(mSliceTRT[zoffset]->getName());
|
---|
| 533 | }
|
---|
| 534 | }
|
---|
| 535 |
|
---|
| 536 | };
|
---|