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Diffstat (limited to 'libs/assimp/code/AssetLib/MDL/MDLMaterialLoader.cpp')
| -rw-r--r-- | libs/assimp/code/AssetLib/MDL/MDLMaterialLoader.cpp | 765 |
1 files changed, 0 insertions, 765 deletions
diff --git a/libs/assimp/code/AssetLib/MDL/MDLMaterialLoader.cpp b/libs/assimp/code/AssetLib/MDL/MDLMaterialLoader.cpp deleted file mode 100644 index eebb9d1..0000000 --- a/libs/assimp/code/AssetLib/MDL/MDLMaterialLoader.cpp +++ /dev/null @@ -1,765 +0,0 @@ -/* ---------------------------------------------------------------------------- -Open Asset Import Library (assimp) ---------------------------------------------------------------------------- - -Copyright (c) 2006-2022, assimp team - -All rights reserved. - -Redistribution and use of this software in source and binary forms, -with or without modification, are permitted provided that the following -conditions are met: - -* Redistributions of source code must retain the above - copyright notice, this list of conditions and the - following disclaimer. - -* Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the - following disclaimer in the documentation and/or other - materials provided with the distribution. - -* Neither the name of the assimp team, nor the names of its - contributors may be used to endorse or promote products - derived from this software without specific prior - written permission of the assimp team. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ---------------------------------------------------------------------------- -*/ - -/** @file Implementation of the material part of the MDL importer class */ - -#ifndef ASSIMP_BUILD_NO_MDL_IMPORTER - -#include "MDLDefaultColorMap.h" -#include "MDLLoader.h" - -#include <assimp/StringUtils.h> -#include <assimp/qnan.h> -#include <assimp/scene.h> -#include <assimp/texture.h> -#include <assimp/DefaultLogger.hpp> -#include <assimp/IOSystem.hpp> - -#include <memory> - -using namespace Assimp; - -static aiTexel *const bad_texel = reinterpret_cast<aiTexel *>(SIZE_MAX); - -// ------------------------------------------------------------------------------------------------ -// Find a suitable palette file or take the default one -void MDLImporter::SearchPalette(const unsigned char **pszColorMap) { - // now try to find the color map in the current directory - IOStream *pcStream = mIOHandler->Open(configPalette, "rb"); - - const unsigned char *szColorMap = (const unsigned char *)::g_aclrDefaultColorMap; - if (pcStream) { - if (pcStream->FileSize() >= 768) { - size_t len = 256 * 3; - unsigned char *colorMap = new unsigned char[len]; - szColorMap = colorMap; - pcStream->Read(colorMap, len, 1); - ASSIMP_LOG_INFO("Found valid colormap.lmp in directory. " - "It will be used to decode embedded textures in palletized formats."); - } - delete pcStream; - pcStream = nullptr; - } - *pszColorMap = szColorMap; -} - -// ------------------------------------------------------------------------------------------------ -// Free the palette again -void MDLImporter::FreePalette(const unsigned char *szColorMap) { - if (szColorMap != (const unsigned char *)::g_aclrDefaultColorMap) { - delete[] szColorMap; - } -} - -// ------------------------------------------------------------------------------------------------ -// Check whether we can replace a texture with a single color -aiColor4D MDLImporter::ReplaceTextureWithColor(const aiTexture *pcTexture) { - ai_assert(nullptr != pcTexture); - - aiColor4D clrOut; - clrOut.r = get_qnan(); - if (!pcTexture->mHeight || !pcTexture->mWidth) - return clrOut; - - const unsigned int iNumPixels = pcTexture->mHeight * pcTexture->mWidth; - const aiTexel *pcTexel = pcTexture->pcData + 1; - const aiTexel *const pcTexelEnd = &pcTexture->pcData[iNumPixels]; - - while (pcTexel != pcTexelEnd) { - if (*pcTexel != *(pcTexel - 1)) { - pcTexel = nullptr; - break; - } - ++pcTexel; - } - if (pcTexel) { - clrOut.r = pcTexture->pcData->r / 255.0f; - clrOut.g = pcTexture->pcData->g / 255.0f; - clrOut.b = pcTexture->pcData->b / 255.0f; - clrOut.a = pcTexture->pcData->a / 255.0f; - } - return clrOut; -} - -// ------------------------------------------------------------------------------------------------ -// Read a texture from a MDL3 file -void MDLImporter::CreateTextureARGB8_3DGS_MDL3(const unsigned char *szData) { - const MDL::Header *pcHeader = (const MDL::Header *)mBuffer; //the endianness is already corrected in the InternReadFile_3DGS_MDL345 function - - VALIDATE_FILE_SIZE(szData + pcHeader->skinwidth * - pcHeader->skinheight); - - // allocate a new texture object - aiTexture *pcNew = new aiTexture(); - pcNew->mWidth = pcHeader->skinwidth; - pcNew->mHeight = pcHeader->skinheight; - - if(pcNew->mWidth != 0 && pcNew->mHeight > UINT_MAX/pcNew->mWidth) { - throw DeadlyImportError("Invalid MDL file. A texture is too big."); - } - pcNew->pcData = new aiTexel[pcNew->mWidth * pcNew->mHeight]; - - const unsigned char *szColorMap; - this->SearchPalette(&szColorMap); - - // copy texture data - for (unsigned int i = 0; i < pcNew->mWidth * pcNew->mHeight; ++i) { - const unsigned char val = szData[i]; - const unsigned char *sz = &szColorMap[val * 3]; - - pcNew->pcData[i].a = 0xFF; - pcNew->pcData[i].r = *sz++; - pcNew->pcData[i].g = *sz++; - pcNew->pcData[i].b = *sz; - } - - FreePalette(szColorMap); - - // store the texture - aiTexture **pc = this->pScene->mTextures; - this->pScene->mTextures = new aiTexture *[pScene->mNumTextures + 1]; - for (unsigned int i = 0; i < pScene->mNumTextures; ++i) - pScene->mTextures[i] = pc[i]; - - pScene->mTextures[this->pScene->mNumTextures] = pcNew; - pScene->mNumTextures++; - delete[] pc; -} - -// ------------------------------------------------------------------------------------------------ -// Read a texture from a MDL4 file -void MDLImporter::CreateTexture_3DGS_MDL4(const unsigned char *szData, - unsigned int iType, - unsigned int *piSkip) { - ai_assert(nullptr != piSkip); - - const MDL::Header *pcHeader = (const MDL::Header *)mBuffer; //the endianness is already corrected in the InternReadFile_3DGS_MDL345 function - - if (iType == 1 || iType > 3) { - ASSIMP_LOG_ERROR("Unsupported texture file format"); - return; - } - - const bool bNoRead = *piSkip == UINT_MAX; - - // allocate a new texture object - aiTexture *pcNew = new aiTexture(); - pcNew->mWidth = pcHeader->skinwidth; - pcNew->mHeight = pcHeader->skinheight; - - if (bNoRead) pcNew->pcData = bad_texel; - ParseTextureColorData(szData, iType, piSkip, pcNew); - - // store the texture - if (!bNoRead) { - if (!this->pScene->mNumTextures) { - pScene->mNumTextures = 1; - pScene->mTextures = new aiTexture *[1]; - pScene->mTextures[0] = pcNew; - } else { - aiTexture **pc = pScene->mTextures; - pScene->mTextures = new aiTexture *[pScene->mNumTextures + 1]; - for (unsigned int i = 0; i < this->pScene->mNumTextures; ++i) - pScene->mTextures[i] = pc[i]; - pScene->mTextures[pScene->mNumTextures] = pcNew; - pScene->mNumTextures++; - delete[] pc; - } - } else { - pcNew->pcData = nullptr; - delete pcNew; - } - return; -} - -// ------------------------------------------------------------------------------------------------ -// Load color data of a texture and convert it to our output format -void MDLImporter::ParseTextureColorData(const unsigned char *szData, - unsigned int iType, - unsigned int *piSkip, - aiTexture *pcNew) { - const bool do_read = bad_texel != pcNew->pcData; - - // allocate storage for the texture image - if (do_read) { - if(pcNew->mWidth != 0 && pcNew->mHeight > UINT_MAX/pcNew->mWidth) { - throw DeadlyImportError("Invalid MDL file. A texture is too big."); - } - pcNew->pcData = new aiTexel[pcNew->mWidth * pcNew->mHeight]; - } - - // R5G6B5 format (with or without MIPs) - // **************************************************************** - if (2 == iType || 10 == iType) { - VALIDATE_FILE_SIZE(szData + pcNew->mWidth * pcNew->mHeight * 2); - - // copy texture data - unsigned int i; - if (do_read) { - for (i = 0; i < pcNew->mWidth * pcNew->mHeight; ++i) { - MDL::RGB565 val = ((MDL::RGB565 *)szData)[i]; - AI_SWAP2(val); - - pcNew->pcData[i].a = 0xFF; - pcNew->pcData[i].r = (unsigned char)val.b << 3; - pcNew->pcData[i].g = (unsigned char)val.g << 2; - pcNew->pcData[i].b = (unsigned char)val.r << 3; - } - } else { - i = pcNew->mWidth * pcNew->mHeight; - } - *piSkip = i * 2; - - // apply MIP maps - if (10 == iType) { - *piSkip += ((i >> 2) + (i >> 4) + (i >> 6)) << 1; - VALIDATE_FILE_SIZE(szData + *piSkip); - } - } - // ARGB4 format (with or without MIPs) - // **************************************************************** - else if (3 == iType || 11 == iType) { - VALIDATE_FILE_SIZE(szData + pcNew->mWidth * pcNew->mHeight * 4); - - // copy texture data - unsigned int i; - if (do_read) { - for (i = 0; i < pcNew->mWidth * pcNew->mHeight; ++i) { - MDL::ARGB4 val = ((MDL::ARGB4 *)szData)[i]; - AI_SWAP2(val); - - pcNew->pcData[i].a = (unsigned char)val.a << 4; - pcNew->pcData[i].r = (unsigned char)val.r << 4; - pcNew->pcData[i].g = (unsigned char)val.g << 4; - pcNew->pcData[i].b = (unsigned char)val.b << 4; - } - } else - i = pcNew->mWidth * pcNew->mHeight; - *piSkip = i * 2; - - // apply MIP maps - if (11 == iType) { - *piSkip += ((i >> 2) + (i >> 4) + (i >> 6)) << 1; - VALIDATE_FILE_SIZE(szData + *piSkip); - } - } - // RGB8 format (with or without MIPs) - // **************************************************************** - else if (4 == iType || 12 == iType) { - VALIDATE_FILE_SIZE(szData + pcNew->mWidth * pcNew->mHeight * 3); - - // copy texture data - unsigned int i; - if (do_read) { - for (i = 0; i < pcNew->mWidth * pcNew->mHeight; ++i) { - const unsigned char *_szData = &szData[i * 3]; - - pcNew->pcData[i].a = 0xFF; - pcNew->pcData[i].b = *_szData++; - pcNew->pcData[i].g = *_szData++; - pcNew->pcData[i].r = *_szData; - } - } else - i = pcNew->mWidth * pcNew->mHeight; - - // apply MIP maps - *piSkip = i * 3; - if (12 == iType) { - *piSkip += ((i >> 2) + (i >> 4) + (i >> 6)) * 3; - VALIDATE_FILE_SIZE(szData + *piSkip); - } - } - // ARGB8 format (with ir without MIPs) - // **************************************************************** - else if (5 == iType || 13 == iType) { - VALIDATE_FILE_SIZE(szData + pcNew->mWidth * pcNew->mHeight * 4); - - // copy texture data - unsigned int i; - if (do_read) { - for (i = 0; i < pcNew->mWidth * pcNew->mHeight; ++i) { - const unsigned char *_szData = &szData[i * 4]; - - pcNew->pcData[i].b = *_szData++; - pcNew->pcData[i].g = *_szData++; - pcNew->pcData[i].r = *_szData++; - pcNew->pcData[i].a = *_szData; - } - } else { - i = pcNew->mWidth * pcNew->mHeight; - } - - // apply MIP maps - *piSkip = i << 2; - if (13 == iType) { - *piSkip += ((i >> 2) + (i >> 4) + (i >> 6)) << 2; - } - } - // palletized 8 bit texture. As for Quake 1 - // **************************************************************** - else if (0 == iType) { - VALIDATE_FILE_SIZE(szData + pcNew->mWidth * pcNew->mHeight); - - // copy texture data - unsigned int i; - if (do_read) { - - const unsigned char *szColorMap; - SearchPalette(&szColorMap); - - for (i = 0; i < pcNew->mWidth * pcNew->mHeight; ++i) { - const unsigned char val = szData[i]; - const unsigned char *sz = &szColorMap[val * 3]; - - pcNew->pcData[i].a = 0xFF; - pcNew->pcData[i].r = *sz++; - pcNew->pcData[i].g = *sz++; - pcNew->pcData[i].b = *sz; - } - this->FreePalette(szColorMap); - - } else - i = pcNew->mWidth * pcNew->mHeight; - *piSkip = i; - - // FIXME: Also support for MIP maps? - } -} - -// ------------------------------------------------------------------------------------------------ -// Get a texture from a MDL5 file -void MDLImporter::CreateTexture_3DGS_MDL5(const unsigned char *szData, - unsigned int iType, - unsigned int *piSkip) { - ai_assert(nullptr != piSkip); - bool bNoRead = *piSkip == UINT_MAX; - - // allocate a new texture object - aiTexture *pcNew = new aiTexture(); - - VALIDATE_FILE_SIZE(szData + 8); - - // first read the size of the texture - pcNew->mWidth = *((uint32_t *)szData); - AI_SWAP4(pcNew->mWidth); - szData += sizeof(uint32_t); - - pcNew->mHeight = *((uint32_t *)szData); - AI_SWAP4(pcNew->mHeight); - szData += sizeof(uint32_t); - - if (bNoRead) { - pcNew->pcData = bad_texel; - } - - // this should not occur - at least the docs say it shouldn't. - // however, one can easily try out what MED does if you have - // a model with a DDS texture and export it to MDL5 ... - // yeah, it embeds the DDS file. - if (6 == iType) { - // this is a compressed texture in DDS format - *piSkip = pcNew->mWidth; - VALIDATE_FILE_SIZE(szData + *piSkip); - - if (!bNoRead) { - // place a hint and let the application know that this is a DDS file - pcNew->mHeight = 0; - pcNew->achFormatHint[0] = 'd'; - pcNew->achFormatHint[1] = 'd'; - pcNew->achFormatHint[2] = 's'; - pcNew->achFormatHint[3] = '\0'; - - pcNew->pcData = (aiTexel *)new unsigned char[pcNew->mWidth]; - ::memcpy(pcNew->pcData, szData, pcNew->mWidth); - } - } else { - // parse the color data of the texture - ParseTextureColorData(szData, iType, piSkip, pcNew); - } - *piSkip += sizeof(uint32_t) * 2; - - if (!bNoRead) { - // store the texture - if (!this->pScene->mNumTextures) { - pScene->mNumTextures = 1; - pScene->mTextures = new aiTexture *[1]; - pScene->mTextures[0] = pcNew; - } else { - aiTexture **pc = pScene->mTextures; - pScene->mTextures = new aiTexture *[pScene->mNumTextures + 1]; - for (unsigned int i = 0; i < pScene->mNumTextures; ++i) - this->pScene->mTextures[i] = pc[i]; - - pScene->mTextures[pScene->mNumTextures] = pcNew; - pScene->mNumTextures++; - delete[] pc; - } - } else { - pcNew->pcData = nullptr; - delete pcNew; - } - return; -} - -// ------------------------------------------------------------------------------------------------ -// Get a skin from a MDL7 file - more complex than all other subformats -void MDLImporter::ParseSkinLump_3DGS_MDL7( - const unsigned char *szCurrent, - const unsigned char **szCurrentOut, - aiMaterial *pcMatOut, - unsigned int iType, - unsigned int iWidth, - unsigned int iHeight) { - std::unique_ptr<aiTexture> pcNew; - - // get the type of the skin - unsigned int iMasked = (unsigned int)(iType & 0xF); - - if (0x1 == iMasked) { - // ***** REFERENCE TO ANOTHER SKIN INDEX ***** - int referrer = (int)iWidth; - pcMatOut->AddProperty<int>(&referrer, 1, AI_MDL7_REFERRER_MATERIAL); - } else if (0x6 == iMasked) { - // ***** EMBEDDED DDS FILE ***** - if (1 != iHeight) { - ASSIMP_LOG_WARN("Found a reference to an embedded DDS texture, " - "but texture height is not equal to 1, which is not supported by MED"); - } - if (iWidth == 0) { - ASSIMP_LOG_ERROR("Found a reference to an embedded DDS texture, but texture width is zero, aborting import."); - return; - } - - pcNew.reset(new aiTexture); - pcNew->mHeight = 0; - pcNew->mWidth = iWidth; - - // place a proper format hint - pcNew->achFormatHint[0] = 'd'; - pcNew->achFormatHint[1] = 'd'; - pcNew->achFormatHint[2] = 's'; - pcNew->achFormatHint[3] = '\0'; - - pcNew->pcData = (aiTexel *)new unsigned char[pcNew->mWidth]; - memcpy(pcNew->pcData, szCurrent, pcNew->mWidth); - szCurrent += iWidth; - } else if (0x7 == iMasked) { - // ***** REFERENCE TO EXTERNAL FILE ***** - if (1 != iHeight) { - ASSIMP_LOG_WARN("Found a reference to an external texture, " - "but texture height is not equal to 1, which is not supported by MED"); - } - - aiString szFile; - const size_t iLen = strlen((const char *)szCurrent); - size_t iLen2 = iLen + 1; - iLen2 = iLen2 > MAXLEN ? MAXLEN : iLen2; - memcpy(szFile.data, (const char *)szCurrent, iLen2); - szFile.length = (ai_uint32)iLen; - - szCurrent += iLen2; - - // place this as diffuse texture - pcMatOut->AddProperty(&szFile, AI_MATKEY_TEXTURE_DIFFUSE(0)); - } else if (iMasked || !iType || (iType && iWidth && iHeight)) { - pcNew.reset(new aiTexture()); - if (!iHeight || !iWidth) { - ASSIMP_LOG_WARN("Found embedded texture, but its width " - "an height are both 0. Is this a joke?"); - - // generate an empty chess pattern - pcNew->mWidth = pcNew->mHeight = 8; - pcNew->pcData = new aiTexel[64]; - for (unsigned int x = 0; x < 8; ++x) { - for (unsigned int y = 0; y < 8; ++y) { - const bool bSet = ((0 == x % 2 && 0 != y % 2) || - (0 != x % 2 && 0 == y % 2)); - - aiTexel *pc = &pcNew->pcData[y * 8 + x]; - pc->r = pc->b = pc->g = (bSet ? 0xFF : 0); - pc->a = 0xFF; - } - } - } else { - // it is a standard color texture. Fill in width and height - // and call the same function we used for loading MDL5 files - - pcNew->mWidth = iWidth; - pcNew->mHeight = iHeight; - - unsigned int iSkip = 0; - ParseTextureColorData(szCurrent, iMasked, &iSkip, pcNew.get()); - - // skip length of texture data - szCurrent += iSkip; - } - } - - // sometimes there are MDL7 files which have a monochrome - // texture instead of material colors ... possible they have - // been converted to MDL7 from other formats, such as MDL5 - aiColor4D clrTexture; - if (pcNew) - clrTexture = ReplaceTextureWithColor(pcNew.get()); - else - clrTexture.r = get_qnan(); - - // check whether a material definition is contained in the skin - if (iType & AI_MDL7_SKINTYPE_MATERIAL) { - BE_NCONST MDL::Material_MDL7 *pcMatIn = (BE_NCONST MDL::Material_MDL7 *)szCurrent; - szCurrent = (unsigned char *)(pcMatIn + 1); - VALIDATE_FILE_SIZE(szCurrent); - - aiColor3D clrTemp; - -#define COLOR_MULTIPLY_RGB() \ - if (is_not_qnan(clrTexture.r)) { \ - clrTemp.r *= clrTexture.r; \ - clrTemp.g *= clrTexture.g; \ - clrTemp.b *= clrTexture.b; \ - } - - // read diffuse color - clrTemp.r = pcMatIn->Diffuse.r; - AI_SWAP4(clrTemp.r); - clrTemp.g = pcMatIn->Diffuse.g; - AI_SWAP4(clrTemp.g); - clrTemp.b = pcMatIn->Diffuse.b; - AI_SWAP4(clrTemp.b); - COLOR_MULTIPLY_RGB(); - pcMatOut->AddProperty<aiColor3D>(&clrTemp, 1, AI_MATKEY_COLOR_DIFFUSE); - - // read specular color - clrTemp.r = pcMatIn->Specular.r; - AI_SWAP4(clrTemp.r); - clrTemp.g = pcMatIn->Specular.g; - AI_SWAP4(clrTemp.g); - clrTemp.b = pcMatIn->Specular.b; - AI_SWAP4(clrTemp.b); - COLOR_MULTIPLY_RGB(); - pcMatOut->AddProperty<aiColor3D>(&clrTemp, 1, AI_MATKEY_COLOR_SPECULAR); - - // read ambient color - clrTemp.r = pcMatIn->Ambient.r; - AI_SWAP4(clrTemp.r); - clrTemp.g = pcMatIn->Ambient.g; - AI_SWAP4(clrTemp.g); - clrTemp.b = pcMatIn->Ambient.b; - AI_SWAP4(clrTemp.b); - COLOR_MULTIPLY_RGB(); - pcMatOut->AddProperty<aiColor3D>(&clrTemp, 1, AI_MATKEY_COLOR_AMBIENT); - - // read emissive color - clrTemp.r = pcMatIn->Emissive.r; - AI_SWAP4(clrTemp.r); - clrTemp.g = pcMatIn->Emissive.g; - AI_SWAP4(clrTemp.g); - clrTemp.b = pcMatIn->Emissive.b; - AI_SWAP4(clrTemp.b); - pcMatOut->AddProperty<aiColor3D>(&clrTemp, 1, AI_MATKEY_COLOR_EMISSIVE); - -#undef COLOR_MULITPLY_RGB - - // FIX: Take the opacity from the ambient color. - // The doc say something else, but it is fact that MED exports the - // opacity like this .... oh well. - clrTemp.r = pcMatIn->Ambient.a; - AI_SWAP4(clrTemp.r); - if (is_not_qnan(clrTexture.r)) { - clrTemp.r *= clrTexture.a; - } - pcMatOut->AddProperty<ai_real>(&clrTemp.r, 1, AI_MATKEY_OPACITY); - - // read phong power - int iShadingMode = (int)aiShadingMode_Gouraud; - AI_SWAP4(pcMatIn->Power); - if (0.0f != pcMatIn->Power) { - iShadingMode = (int)aiShadingMode_Phong; - // pcMatIn is packed, we can't form pointers to its members - float power = pcMatIn->Power; - pcMatOut->AddProperty<float>(&power, 1, AI_MATKEY_SHININESS); - } - pcMatOut->AddProperty<int>(&iShadingMode, 1, AI_MATKEY_SHADING_MODEL); - } else if (is_not_qnan(clrTexture.r)) { - pcMatOut->AddProperty<aiColor4D>(&clrTexture, 1, AI_MATKEY_COLOR_DIFFUSE); - pcMatOut->AddProperty<aiColor4D>(&clrTexture, 1, AI_MATKEY_COLOR_SPECULAR); - } - // if the texture could be replaced by a single material color - // we don't need the texture anymore - if (is_not_qnan(clrTexture.r)) { - pcNew.reset(); - } - - // If an ASCII effect description (HLSL?) is contained in the file, - // we can simply ignore it ... - if (iType & AI_MDL7_SKINTYPE_MATERIAL_ASCDEF) { - VALIDATE_FILE_SIZE(szCurrent); - int32_t iMe = *((int32_t *)szCurrent); - AI_SWAP4(iMe); - szCurrent += sizeof(char) * iMe + sizeof(int32_t); - VALIDATE_FILE_SIZE(szCurrent); - } - - // If an embedded texture has been loaded setup the corresponding - // data structures in the aiScene instance - if (pcNew && pScene->mNumTextures <= 999) { - // place this as diffuse texture - char current[5]; - ai_snprintf(current, 5, "*%i", this->pScene->mNumTextures); - - aiString szFile; - const size_t iLen = strlen((const char *)current); - ::memcpy(szFile.data, (const char *)current, iLen + 1); - szFile.length = (ai_uint32)iLen; - - pcMatOut->AddProperty(&szFile, AI_MATKEY_TEXTURE_DIFFUSE(0)); - - // store the texture - if (!pScene->mNumTextures) { - pScene->mNumTextures = 1; - pScene->mTextures = new aiTexture *[1]; - pScene->mTextures[0] = pcNew.release(); - } else { - aiTexture **pc = pScene->mTextures; - pScene->mTextures = new aiTexture *[pScene->mNumTextures + 1]; - for (unsigned int i = 0; i < pScene->mNumTextures; ++i) { - pScene->mTextures[i] = pc[i]; - } - - pScene->mTextures[pScene->mNumTextures] = pcNew.release(); - pScene->mNumTextures++; - delete[] pc; - } - } - VALIDATE_FILE_SIZE(szCurrent); - *szCurrentOut = szCurrent; -} - -// ------------------------------------------------------------------------------------------------ -// Skip a skin lump -void MDLImporter::SkipSkinLump_3DGS_MDL7( - const unsigned char *szCurrent, - const unsigned char **szCurrentOut, - unsigned int iType, - unsigned int iWidth, - unsigned int iHeight) { - // get the type of the skin - const unsigned int iMasked = (unsigned int)(iType & 0xF); - - if (0x6 == iMasked) { - szCurrent += iWidth; - } - if (0x7 == iMasked) { - const size_t iLen = std::strlen((const char *)szCurrent); - szCurrent += iLen + 1; - } else if (iMasked || !iType) { - if (iMasked || !iType || (iType && iWidth && iHeight)) { - // ParseTextureColorData(..., aiTexture::pcData == bad_texel) will simply - // return the size of the color data in bytes in iSkip - unsigned int iSkip = 0; - - aiTexture tex; - tex.pcData = bad_texel; - tex.mHeight = iHeight; - tex.mWidth = iWidth; - ParseTextureColorData(szCurrent, iMasked, &iSkip, &tex); - - // FIX: Important, otherwise the destructor will crash - tex.pcData = nullptr; - - // skip length of texture data - szCurrent += iSkip; - } - } - - // check whether a material definition is contained in the skin - if (iType & AI_MDL7_SKINTYPE_MATERIAL) { - BE_NCONST MDL::Material_MDL7 *pcMatIn = (BE_NCONST MDL::Material_MDL7 *)szCurrent; - szCurrent = (unsigned char *)(pcMatIn + 1); - } - - // if an ASCII effect description (HLSL?) is contained in the file, - // we can simply ignore it ... - if (iType & AI_MDL7_SKINTYPE_MATERIAL_ASCDEF) { - int32_t iMe = *((int32_t *)szCurrent); - AI_SWAP4(iMe); - szCurrent += sizeof(char) * iMe + sizeof(int32_t); - } - *szCurrentOut = szCurrent; -} - -// ------------------------------------------------------------------------------------------------ -void MDLImporter::ParseSkinLump_3DGS_MDL7( - const unsigned char *szCurrent, - const unsigned char **szCurrentOut, - std::vector<aiMaterial *> &pcMats) { - ai_assert(nullptr != szCurrent); - ai_assert(nullptr != szCurrentOut); - - *szCurrentOut = szCurrent; - BE_NCONST MDL::Skin_MDL7 *pcSkin = (BE_NCONST MDL::Skin_MDL7 *)szCurrent; - AI_SWAP4(pcSkin->width); - AI_SWAP4(pcSkin->height); - szCurrent += 12; - - // allocate an output material - aiMaterial *pcMatOut = new aiMaterial(); - pcMats.push_back(pcMatOut); - - // skip length of file name - szCurrent += AI_MDL7_MAX_TEXNAMESIZE; - - ParseSkinLump_3DGS_MDL7(szCurrent, szCurrentOut, pcMatOut, - pcSkin->typ, pcSkin->width, pcSkin->height); - - // place the name of the skin in the material - if (pcSkin->texture_name[0]) { - // the 0 termination could be there or not - we can't know - aiString szFile; - ::memcpy(szFile.data, pcSkin->texture_name, sizeof(pcSkin->texture_name)); - szFile.data[sizeof(pcSkin->texture_name)] = '\0'; - szFile.length = (ai_uint32)::strlen(szFile.data); - - pcMatOut->AddProperty(&szFile, AI_MATKEY_NAME); - } -} - -#endif // !! ASSIMP_BUILD_NO_MDL_IMPORTER |