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 "OgreException.h"
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28 | #include "OgreLogManager.h"
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29 | #include "OgreStringConverter.h"
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30 | #include "OgreBitwise.h"
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31 |
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32 | #include "OgreNoMemoryMacros.h"
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33 | #include <d3dx9.h>
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34 | #include <dxerr9.h>
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35 | #include "OgreMemoryMacros.h"
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36 |
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37 | namespace Ogre {
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38 |
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39 | //-----------------------------------------------------------------------------
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40 |
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41 | D3D9HardwarePixelBuffer::D3D9HardwarePixelBuffer(HardwareBuffer::Usage usage):
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42 | HardwarePixelBuffer(0, 0, 0, PF_UNKNOWN, usage, false, false),
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43 | mpDev(0),
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44 | mSurface(0), mVolume(0), mTempSurface(0), mTempVolume(0),
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45 | mDoMipmapGen(0), mHWMipmaps(0), mMipTex(0)
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46 | {
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47 | }
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48 | D3D9HardwarePixelBuffer::~D3D9HardwarePixelBuffer()
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49 | {
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50 | }
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51 | //-----------------------------------------------------------------------------
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52 | void D3D9HardwarePixelBuffer::bind(IDirect3DDevice9 *dev, IDirect3DSurface9 *surface)
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53 | {
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54 | mpDev = dev;
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55 | mSurface = surface;
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56 |
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57 | D3DSURFACE_DESC desc;
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58 | if(mSurface->GetDesc(&desc) != D3D_OK)
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59 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Could not get surface information",
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60 | "D3D9HardwarePixelBuffer::D3D9HardwarePixelBuffer");
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61 | mWidth = desc.Width;
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62 | mHeight = desc.Height;
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63 | mDepth = 1;
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64 | mFormat = D3D9Texture::_getPF(desc.Format);
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65 | // Default
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66 | mRowPitch = mWidth;
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67 | mSlicePitch = mHeight*mWidth;
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68 | mSizeInBytes = PixelUtil::getMemorySize(mWidth, mHeight, mDepth, mFormat);
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69 | }
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70 | //-----------------------------------------------------------------------------
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71 | void D3D9HardwarePixelBuffer::bind(IDirect3DDevice9 *dev, IDirect3DVolume9 *volume)
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72 | {
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73 | mpDev = dev;
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74 | mVolume = volume;
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75 |
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76 | D3DVOLUME_DESC desc;
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77 | if(mVolume->GetDesc(&desc) != D3D_OK)
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78 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Could not get volume information",
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79 | "D3D9HardwarePixelBuffer::D3D9HardwarePixelBuffer");
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80 | mWidth = desc.Width;
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81 | mHeight = desc.Height;
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82 | mDepth = desc.Depth;
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83 | mFormat = D3D9Texture::_getPF(desc.Format);
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84 | // Default
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85 | mRowPitch = mWidth;
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86 | mSlicePitch = mHeight*mWidth;
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87 | mSizeInBytes = PixelUtil::getMemorySize(mWidth, mHeight, mDepth, mFormat);
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88 | }
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89 | //-----------------------------------------------------------------------------
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90 | // Util functions to convert a D3D locked box to a pixel box
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91 | void fromD3DLock(PixelBox &rval, const D3DLOCKED_RECT &lrect)
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92 | {
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93 | rval.rowPitch = lrect.Pitch / PixelUtil::getNumElemBytes(rval.format);
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94 | rval.slicePitch = rval.rowPitch * rval.getHeight();
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95 | assert((lrect.Pitch % PixelUtil::getNumElemBytes(rval.format))==0);
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96 | rval.data = lrect.pBits;
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97 | }
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98 | void fromD3DLock(PixelBox &rval, const D3DLOCKED_BOX &lbox)
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99 | {
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100 | rval.rowPitch = lbox.RowPitch / PixelUtil::getNumElemBytes(rval.format);
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101 | rval.slicePitch = lbox.SlicePitch / PixelUtil::getNumElemBytes(rval.format);
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102 | assert((lbox.RowPitch % PixelUtil::getNumElemBytes(rval.format))==0);
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103 | assert((lbox.SlicePitch % PixelUtil::getNumElemBytes(rval.format))==0);
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104 | rval.data = lbox.pBits;
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105 | }
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106 | // Convert Ogre integer Box to D3D rectangle
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107 | RECT toD3DRECT(const Box &lockBox)
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108 | {
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109 | RECT prect;
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110 | assert(lockBox.getDepth() == 1);
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111 | prect.left = lockBox.left;
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112 | prect.right = lockBox.right;
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113 | prect.top = lockBox.top;
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114 | prect.bottom = lockBox.bottom;
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115 | return prect;
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116 | }
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117 | // Convert Ogre integer Box to D3D box
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118 | D3DBOX toD3DBOX(const Box &lockBox)
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119 | {
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120 | D3DBOX pbox;
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121 | pbox.Left = lockBox.left;
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122 | pbox.Right = lockBox.right;
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123 | pbox.Top = lockBox.top;
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124 | pbox.Bottom = lockBox.bottom;
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125 | pbox.Front = lockBox.front;
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126 | pbox.Back = lockBox.back;
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127 | return pbox;
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128 | }
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129 | // Convert Ogre pixelbox extent to D3D rectangle
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130 | RECT toD3DRECTExtent(const PixelBox &lockBox)
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131 | {
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132 | RECT prect;
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133 | assert(lockBox.getDepth() == 1);
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134 | prect.left = 0;
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135 | prect.right = lockBox.getWidth();
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136 | prect.top = 0;
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137 | prect.bottom = lockBox.getHeight();
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138 | return prect;
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139 | }
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140 | // Convert Ogre pixelbox extent to D3D box
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141 | D3DBOX toD3DBOXExtent(const PixelBox &lockBox)
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142 | {
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143 | D3DBOX pbox;
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144 | pbox.Left = 0;
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145 | pbox.Right = lockBox.getWidth();
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146 | pbox.Top = 0;
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147 | pbox.Bottom = lockBox.getHeight();
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148 | pbox.Front = 0;
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149 | pbox.Back = lockBox.getDepth();
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150 | return pbox;
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151 | }
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152 | //-----------------------------------------------------------------------------
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153 | PixelBox D3D9HardwarePixelBuffer::lockImpl(const Image::Box lockBox, LockOptions options)
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154 | {
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155 | // Set extents and format
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156 | PixelBox rval(lockBox, mFormat);
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157 | // Set locking flags according to options
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158 | DWORD flags = 0;
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159 | switch(options)
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160 | {
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161 | case HBL_DISCARD:
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162 | // D3D only likes D3DLOCK_DISCARD if you created the texture with D3DUSAGE_DYNAMIC
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163 | // debug runtime flags this up, could cause problems on some drivers
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164 | if (mUsage & HBU_DYNAMIC)
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165 | flags |= D3DLOCK_DISCARD;
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166 | break;
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167 | case HBL_READ_ONLY:
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168 | flags |= D3DLOCK_READONLY;
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169 | break;
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170 | default:
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171 | break;
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172 | };
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173 |
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174 | if(mSurface)
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175 | {
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176 | // Surface
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177 | D3DLOCKED_RECT lrect; // Filled in by D3D
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178 | HRESULT hr;
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179 |
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180 | if (lockBox.left == 0 && lockBox.top == 0
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181 | && lockBox.right == mWidth && lockBox.bottom == mHeight)
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182 | {
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183 | // Lock whole surface
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184 | hr = mSurface->LockRect(&lrect, NULL, flags);
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185 | }
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186 | else
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187 | {
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188 | RECT prect = toD3DRECT(lockBox); // specify range to lock
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189 | hr = mSurface->LockRect(&lrect, &prect, flags);
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190 | }
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191 | if (FAILED(hr))
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192 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Surface locking failed",
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193 | "D3D9HardwarePixelBuffer::lockImpl");
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194 | fromD3DLock(rval, lrect);
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195 | }
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196 | else
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197 | {
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198 | // Volume
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199 | D3DBOX pbox = toD3DBOX(lockBox); // specify range to lock
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200 | D3DLOCKED_BOX lbox; // Filled in by D3D
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201 |
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202 | if(mVolume->LockBox(&lbox, &pbox, flags) != D3D_OK)
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203 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Volume locking failed",
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204 | "D3D9HardwarePixelBuffer::lockImpl");
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205 | fromD3DLock(rval, lbox);
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206 | }
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207 |
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208 | return rval;
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209 | }
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210 | //-----------------------------------------------------------------------------
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211 | void D3D9HardwarePixelBuffer::unlockImpl(void)
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212 | {
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213 | if(mSurface)
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214 | {
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215 | // Surface
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216 | mSurface->UnlockRect();
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217 | } else {
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218 | // Volume
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219 | mVolume->UnlockBox();
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220 | }
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221 | if(mDoMipmapGen)
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222 | _genMipmaps();
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223 | }
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224 | //-----------------------------------------------------------------------------
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225 | void D3D9HardwarePixelBuffer::blit(HardwarePixelBuffer *rsrc, const Image::Box &srcBox, const Image::Box &dstBox)
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226 | {
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227 | D3D9HardwarePixelBuffer *src = static_cast<D3D9HardwarePixelBuffer*>(rsrc);
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228 | if(mSurface && src->mSurface)
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229 | {
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230 | // Surface-to-surface
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231 | RECT dsrcRect = toD3DRECT(srcBox);
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232 | RECT ddestRect = toD3DRECT(dstBox);
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233 | // D3DXLoadSurfaceFromSurface
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234 | if(D3DXLoadSurfaceFromSurface(
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235 | mSurface, NULL, &ddestRect,
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236 | src->mSurface, NULL, &dsrcRect,
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237 | D3DX_DEFAULT, 0) != D3D_OK)
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238 | {
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239 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "D3DXLoadSurfaceFromSurface failed",
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240 | "D3D9HardwarePixelBuffer::blit");
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241 | }
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242 | }
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243 | else if(mVolume && src->mVolume)
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244 | {
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245 | // Volume-to-volume
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246 | D3DBOX dsrcBox = toD3DBOX(srcBox);
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247 | D3DBOX ddestBox = toD3DBOX(dstBox);
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248 |
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249 | // D3DXLoadVolumeFromVolume
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250 | if(D3DXLoadVolumeFromVolume(
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251 | mVolume, NULL, &ddestBox,
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252 | src->mVolume, NULL, &dsrcBox,
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253 | D3DX_DEFAULT, 0) != D3D_OK)
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254 | {
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255 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "D3DXLoadVolumeFromVolume failed",
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256 | "D3D9HardwarePixelBuffer::blit");
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257 | }
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258 | }
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259 | else
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260 | {
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261 | HardwarePixelBuffer::blit(src, srcBox, dstBox);
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262 | }
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263 | }
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264 | //-----------------------------------------------------------------------------
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265 | void D3D9HardwarePixelBuffer::blitFromMemory(const PixelBox &src, const Image::Box &dstBox)
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266 | {
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267 | // for scoped deletion of conversion buffer
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268 | MemoryDataStreamPtr buf;
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269 | PixelBox converted = src;
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270 |
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271 | // convert to pixelbuffer's native format if necessary
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272 | if (D3D9Texture::_getPF(src.format) == D3DFMT_UNKNOWN)
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273 | {
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274 | buf.bind(new MemoryDataStream(
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275 | PixelUtil::getMemorySize(src.getWidth(), src.getHeight(), src.getDepth(),
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276 | mFormat)));
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277 | converted = PixelBox(src.getWidth(), src.getHeight(), src.getDepth(), mFormat, buf->getPtr());
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278 | PixelUtil::bulkPixelConversion(src, converted);
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279 | }
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280 |
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281 | if(mSurface)
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282 | {
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283 | RECT destRect, srcRect;
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284 | srcRect = toD3DRECTExtent(converted);
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285 | destRect = toD3DRECT(dstBox);
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286 |
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287 | if(D3DXLoadSurfaceFromMemory(mSurface, NULL, &destRect,
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288 | converted.data, D3D9Texture::_getPF(converted.format),
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289 | converted.rowPitch * PixelUtil::getNumElemBytes(converted.format),
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290 | NULL, &srcRect, D3DX_DEFAULT, 0) != D3D_OK)
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291 | {
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292 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "D3DXLoadSurfaceFromMemory failed",
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293 | "D3D9HardwarePixelBuffer::blitFromMemory");
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294 | }
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295 | }
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296 | else
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297 | {
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298 | D3DBOX destBox, srcBox;
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299 | srcBox = toD3DBOXExtent(converted);
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300 | destBox = toD3DBOX(dstBox);
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301 |
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302 | if(D3DXLoadVolumeFromMemory(mVolume, NULL, &destBox,
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303 | converted.data, D3D9Texture::_getPF(converted.format),
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304 | converted.rowPitch * PixelUtil::getNumElemBytes(converted.format),
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305 | converted.slicePitch * PixelUtil::getNumElemBytes(converted.format),
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306 | NULL, &srcBox, 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 | if(mDoMipmapGen)
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313 | _genMipmaps();
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314 | }
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315 | //-----------------------------------------------------------------------------
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316 | void D3D9HardwarePixelBuffer::blitToMemory(const Image::Box &srcBox, const PixelBox &dst)
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317 | {
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318 | // Decide on pixel format of temp surface
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319 | PixelFormat tmpFormat = mFormat;
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320 | if(D3D9Texture::_getPF(dst.format) != D3DFMT_UNKNOWN)
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321 | {
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322 | tmpFormat = dst.format;
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323 | }
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324 | if(mSurface)
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325 | {
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326 | assert(srcBox.getDepth() == 1 && dst.getDepth() == 1);
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327 | // Create temp texture
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328 | IDirect3DTexture9 *tmp;
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329 | IDirect3DSurface9 *surface;
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330 |
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331 | if(D3DXCreateTexture(
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332 | mpDev,
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333 | dst.getWidth(), dst.getHeight(),
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334 | 1, // 1 mip level ie topmost, generate no mipmaps
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335 | 0, D3D9Texture::_getPF(tmpFormat), D3DPOOL_SCRATCH,
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336 | &tmp
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337 | ) != D3D_OK)
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338 | {
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339 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Create temporary texture failed",
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340 | "D3D9HardwarePixelBuffer::blitToMemory");
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341 | }
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342 | if(tmp->GetSurfaceLevel(0, &surface) != D3D_OK)
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343 | {
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344 | tmp->Release();
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345 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Get surface level failed",
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346 | "D3D9HardwarePixelBuffer::blitToMemory");
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347 | }
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348 | // Copy texture to this temp surface
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349 | RECT destRect, srcRect;
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350 | srcRect = toD3DRECT(srcBox);
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351 | destRect = toD3DRECTExtent(dst);
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352 |
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353 | if(D3DXLoadSurfaceFromSurface(
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354 | surface, NULL, &destRect,
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355 | mSurface, NULL, &srcRect,
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356 | D3DX_DEFAULT, 0) != D3D_OK)
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357 | {
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358 | surface->Release();
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359 | tmp->Release();
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360 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "D3DXLoadSurfaceFromSurface failed",
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361 | "D3D9HardwarePixelBuffer::blitToMemory");
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362 | }
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363 | // Lock temp surface and copy it to memory
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364 | D3DLOCKED_RECT lrect; // Filled in by D3D
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365 | if(surface->LockRect(&lrect, NULL, D3DLOCK_READONLY) != D3D_OK)
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366 | {
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367 | surface->Release();
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368 | tmp->Release();
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369 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "surface->LockRect",
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370 | "D3D9HardwarePixelBuffer::blitToMemory");
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371 | }
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372 | // Copy it
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373 | PixelBox locked(dst.getWidth(), dst.getHeight(), dst.getDepth(), tmpFormat);
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374 | fromD3DLock(locked, lrect);
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375 | PixelUtil::bulkPixelConversion(locked, dst);
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376 | surface->UnlockRect();
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377 | // Release temporary surface and texture
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378 | surface->Release();
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379 | tmp->Release();
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380 | }
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381 | else
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382 | {
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383 | // Create temp texture
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384 | IDirect3DVolumeTexture9 *tmp;
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385 | IDirect3DVolume9 *surface;
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386 |
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387 | if(D3DXCreateVolumeTexture(
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388 | mpDev,
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389 | dst.getWidth(), dst.getHeight(), dst.getDepth(), 0,
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390 | 0, D3D9Texture::_getPF(tmpFormat), D3DPOOL_SCRATCH,
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391 | &tmp
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392 | ) != D3D_OK)
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393 | {
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394 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Create temporary texture failed",
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395 | "D3D9HardwarePixelBuffer::blitToMemory");
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396 | }
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397 | if(tmp->GetVolumeLevel(0, &surface) != D3D_OK)
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398 | {
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399 | tmp->Release();
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400 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "Get volume level failed",
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401 | "D3D9HardwarePixelBuffer::blitToMemory");
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402 | }
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403 | // Volume
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404 | D3DBOX ddestBox, dsrcBox;
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405 | ddestBox = toD3DBOXExtent(dst);
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406 | dsrcBox = toD3DBOX(srcBox);
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407 |
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408 | if(D3DXLoadVolumeFromVolume(
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409 | surface, NULL, &ddestBox,
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410 | mVolume, NULL, &dsrcBox,
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411 | D3DX_DEFAULT, 0) != D3D_OK)
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412 | {
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413 | surface->Release();
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414 | tmp->Release();
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415 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "D3DXLoadVolumeFromVolume failed",
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416 | "D3D9HardwarePixelBuffer::blitToMemory");
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417 | }
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418 | // Lock temp surface and copy it to memory
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419 | D3DLOCKED_BOX lbox; // Filled in by D3D
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420 | if(surface->LockBox(&lbox, NULL, D3DLOCK_READONLY) != D3D_OK)
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421 | {
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422 | surface->Release();
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423 | tmp->Release();
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424 | OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR, "surface->LockBox",
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425 | "D3D9HardwarePixelBuffer::blitToMemory");
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426 | }
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427 | // Copy it
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428 | PixelBox locked(dst.getWidth(), dst.getHeight(), dst.getDepth(), tmpFormat);
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429 | fromD3DLock(locked, lbox);
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430 | PixelUtil::bulkPixelConversion(locked, dst);
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431 | surface->UnlockBox();
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432 | // Release temporary surface and texture
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433 | surface->Release();
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434 | tmp->Release();
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435 | }
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436 | }
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437 | //-----------------------------------------------------------------------------
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438 | void D3D9HardwarePixelBuffer::_genMipmaps()
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439 | {
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440 | assert(mMipTex);
|
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441 | // Mipmapping
|
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442 | if (mHWMipmaps)
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443 | {
|
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444 | // Hardware mipmaps
|
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445 | mMipTex->GenerateMipSubLevels();
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446 | }
|
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447 | else
|
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448 | {
|
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449 | // Software mipmaps
|
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450 | if( D3DXFilterTexture( mMipTex, NULL, D3DX_DEFAULT, D3DX_DEFAULT ) != D3D_OK )
|
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451 | {
|
---|
452 | OGRE_EXCEPT( Exception::ERR_RENDERINGAPI_ERROR,
|
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453 | "Failed to filter texture (generate mipmaps)",
|
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454 | "D3D9HardwarePixelBuffer::_genMipmaps" );
|
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455 | }
|
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456 | }
|
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457 |
|
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458 | }
|
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459 | //-----------------------------------------------------------------------------
|
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460 | void D3D9HardwarePixelBuffer::_setMipmapping(bool doMipmapGen, bool HWMipmaps, IDirect3DBaseTexture9 *mipTex)
|
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461 | {
|
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462 | mDoMipmapGen = doMipmapGen;
|
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463 | mHWMipmaps = HWMipmaps;
|
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464 | mMipTex = mipTex;
|
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465 | }
|
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466 |
|
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467 |
|
---|
468 | };
|
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