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00026 #include "renderers/directx81GUIRenderer/texture.h"
00027 #include "renderers/directx81GUIRenderer/renderer.h"
00028 #include "CEGUIExceptions.h"
00029 #include "CEGUISystem.h"
00030
00031 #include <d3dx8.h>
00032 #include <dxerr8.h>
00033
00034
00035 #undef max
00036 #undef min
00037
00038
00039
00040 namespace CEGUI
00041 {
00042
00043
00044
00045
00046 DirectX81Texture::DirectX81Texture(Renderer* owner) :
00047 Texture(owner)
00048 {
00049 d_d3dtexture = NULL;
00050
00051
00052 d_isMemoryTexture = true;
00053 }
00054
00055
00056
00057
00058 DirectX81Texture::~DirectX81Texture(void)
00059 {
00060 freeD3DTexture();
00061 }
00062
00063
00064
00065
00066
00067 void DirectX81Texture::loadFromFile(const String& filename, const String& resourceGroup)
00068 {
00069 freeD3DTexture();
00070
00071
00072 RawDataContainer texFile;
00073 System::getSingleton().getResourceProvider()->loadRawDataContainer(filename, texFile, resourceGroup);
00074
00075 D3DXIMAGE_INFO texInfo;
00076 HRESULT hr = D3DXCreateTextureFromFileInMemoryEx(((DirectX81Renderer*)getRenderer())->getDevice(), texFile.getDataPtr(),
00077 static_cast<UINT>(texFile.getSize()), D3DX_DEFAULT, D3DX_DEFAULT, 1, 0, D3DFMT_UNKNOWN, D3DPOOL_DEFAULT,
00078 D3DX_DEFAULT, D3DX_DEFAULT, 0, &texInfo, NULL, &d_d3dtexture);
00079
00080 System::getSingleton().getResourceProvider()->unloadRawDataContainer(texFile);
00081
00082 if (SUCCEEDED(hr))
00083 {
00084 d_width = static_cast<ushort>(texInfo.Width);
00085 d_height = static_cast<ushort>(texInfo.Height);
00086
00087 d_filename = filename;
00088 d_resourceGroup = resourceGroup;
00089 d_isMemoryTexture = false;
00090 }
00091 else
00092 {
00093 throw RendererException((utf8*)"Failed to create Texture object from file '" + filename + "'. Additional Info: " + (const utf8*)DXGetErrorString8(hr));
00094 }
00095
00096 }
00097
00098
00099
00100
00101
00102 void DirectX81Texture::loadFromMemory(const void* buffPtr, uint buffWidth, uint buffHeight)
00103 {
00104 using namespace std;
00105
00106
00107 freeD3DTexture();
00108
00109
00110 uint tex_size = ceguimax(buffWidth, buffHeight);
00111
00112
00113
00114 HRESULT hr = D3DXCreateTexture(((DirectX81Renderer*)getRenderer())->getDevice(), tex_size, tex_size, 1, 0, D3DFMT_A8R8G8B8, D3DPOOL_MANAGED, &d_d3dtexture);
00115
00116 if (FAILED(hr))
00117 {
00118 throw RendererException((utf8*)"Failed to load texture from memory: D3D Texture creation failed.");
00119 }
00120 else
00121 {
00122 D3DSURFACE_DESC texdesc;
00123 d_d3dtexture->GetLevelDesc(0, &texdesc);
00124
00125
00126 d_width = static_cast<ushort>(texdesc.Width);
00127 d_height = static_cast<ushort>(texdesc.Height);
00128
00129
00130 D3DLOCKED_RECT rect;
00131 hr = d_d3dtexture->LockRect(0, &rect, NULL, 0);
00132
00133 if (FAILED(hr))
00134 {
00135 d_d3dtexture->Release();
00136 d_d3dtexture = NULL;
00137
00138 throw RendererException((utf8*)"Failed to load texture from memory: IDirect3DTexture8::LockRect failed.");
00139 }
00140 else
00141 {
00142
00143 ulong* dst = (ulong*)rect.pBits;
00144 ulong* src = (ulong*)buffPtr;
00145
00146 for (uint i = 0; i < buffHeight; ++i)
00147 {
00148 for (uint j = 0; j < buffWidth; ++j)
00149 {
00150 dst[j] = src[j];
00151 }
00152
00153 dst += rect.Pitch / sizeof(ulong);
00154 src += buffWidth;
00155 }
00156
00157 d_d3dtexture->UnlockRect(0);
00158 }
00159
00160 }
00161
00162 }
00163
00164
00165
00166
00167
00168 void DirectX81Texture::freeD3DTexture(void)
00169 {
00170 if (d_d3dtexture != NULL)
00171 {
00172 d_d3dtexture->Release();
00173 d_d3dtexture = NULL;
00174 }
00175
00176 d_filename.clear();
00177 d_isMemoryTexture = true;
00178 }
00179
00180
00181
00182
00183
00184 void DirectX81Texture::setD3DTextureSize(uint size)
00185 {
00186 freeD3DTexture();
00187
00188 HRESULT hr = D3DXCreateTexture(((DirectX81Renderer*)getRenderer())->getDevice(), size, size, 1, 0, D3DFMT_A8R8G8B8, D3DPOOL_MANAGED, &d_d3dtexture);
00189
00190 if (FAILED(hr))
00191 {
00192 throw RendererException((utf8*)"Failed to create texture of specified size: D3D Texture creation failed.");
00193 }
00194 else
00195 {
00196 D3DSURFACE_DESC texdesc;
00197 d_d3dtexture->GetLevelDesc(0, &texdesc);
00198
00199
00200 d_width = static_cast<ushort>(texdesc.Width);
00201 d_height = static_cast<ushort>(texdesc.Height);
00202 }
00203
00204 }
00205
00206
00207
00208
00209
00210
00211 void DirectX81Texture::preD3DReset(void)
00212 {
00213
00214
00215 if (!d_isMemoryTexture)
00216 {
00217
00218 if (d_d3dtexture != NULL)
00219 {
00220 if (FAILED(d_d3dtexture->Release()))
00221 {
00222 throw RendererException("DirectX81Texture::preD3DReset - failed to release the Direct3DTexture8 object for this texture.");
00223 }
00224
00225 d_d3dtexture = NULL;
00226 }
00227
00228 }
00229
00230 }
00231
00232
00233
00234
00235
00236
00237 void DirectX81Texture::postD3DReset(void)
00238 {
00239
00240
00241 if (!d_isMemoryTexture)
00242 {
00243
00244
00245 String name(d_filename);
00246
00247
00248 loadFromFile(name, d_resourceGroup);
00249 }
00250
00251 }
00252
00253 }