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Merge branch 'master' into update_draco

pull/3911/head
Kim Kulling 2021-05-22 13:14:05 +02:00 committed by GitHub
parent 53790e8273 92b8c02982
commit 7686393fe3
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 34 additions and 11 deletions
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29
code/AssetLib/MD3/MD3Loader.cpp
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@ -196,11 +196,11 @@ bool Q3Shader::LoadShader(ShaderData &fill, const std::string &pFile, IOSystem *
// 'cull' specifies culling behaviour for the model
else if (TokenMatchI(buff, "cull", 4)) {
SkipSpaces(&buff);
if (!ASSIMP_strincmp(buff, "back", 4)) {
if (!ASSIMP_strincmp(buff, "back", 4)) { // render face's backside, does not function in Q3 engine (bug)
curData->cull = Q3Shader::CULL_CCW;
} else if (!ASSIMP_strincmp(buff, "front", 5)) {
} else if (!ASSIMP_strincmp(buff, "front", 5)) { // is not valid keyword in Q3, but occurs in shaders
curData->cull = Q3Shader::CULL_CW;
} else if (!ASSIMP_strincmp(buff, "none", 4) || !ASSIMP_strincmp(buff, "disable", 7)) {
} else if (!ASSIMP_strincmp(buff, "none", 4) || !ASSIMP_strincmp(buff, "twosided", 8) || !ASSIMP_strincmp(buff, "disable", 7)) {
curData->cull = Q3Shader::CULL_NONE;
} else {
ASSIMP_LOG_ERROR("Q3Shader: Unrecognized cull mode");
@ -450,6 +450,9 @@ void MD3Importer::SetupProperties(const Importer *pImp) {
// AI_CONFIG_IMPORT_MD3_SKIN_NAME
configSkinFile = (pImp->GetPropertyString(AI_CONFIG_IMPORT_MD3_SKIN_NAME, "default"));
// AI_CONFIG_IMPORT_MD3_LOAD_SHADERS
configLoadShaders = (pImp->GetPropertyBool(AI_CONFIG_IMPORT_MD3_LOAD_SHADERS, true));
// AI_CONFIG_IMPORT_MD3_SHADER_SRC
configShaderFile = (pImp->GetPropertyString(AI_CONFIG_IMPORT_MD3_SHADER_SRC, ""));
@ -483,8 +486,9 @@ void MD3Importer::ReadShader(Q3Shader::ShaderData &fill) const {
// If no specific dir or file is given, use our default search behaviour
if (!configShaderFile.length()) {
if (!Q3Shader::LoadShader(fill, path + "..\\..\\..\\scripts\\" + model_file + ".shader", mIOHandler)) {
Q3Shader::LoadShader(fill, path + "..\\..\\..\\scripts\\" + filename + ".shader", mIOHandler);
const char sep = mIOHandler->getOsSeparator();
if (!Q3Shader::LoadShader(fill, path + ".." + sep + ".." + sep + ".." + sep + "scripts" + sep + model_file + ".shader", mIOHandler)) {
Q3Shader::LoadShader(fill, path + ".." + sep + ".." + sep + ".." + sep + "scripts" + sep + filename + ".shader", mIOHandler);
}
} else {
// If the given string specifies a file, load this file.
@ -780,7 +784,9 @@ void MD3Importer::InternReadFile(const std::string &pFile, aiScene *pScene, IOSy
// And check whether we can locate a shader file for this model
Q3Shader::ShaderData shaders;
ReadShader(shaders);
if (configLoadShaders){
ReadShader(shaders);
}
// Adjust all texture paths in the shader
const char *header_name = pcHeader->NAME;
@ -862,7 +868,12 @@ void MD3Importer::InternReadFile(const std::string &pFile, aiScene *pScene, IOSy
std::string convertedPath;
if (texture_name) {
ConvertPath(texture_name, header_name, convertedPath);
if (configLoadShaders){
ConvertPath(texture_name, header_name, convertedPath);
}
else{
convertedPath = texture_name;
}
}
const Q3Shader::ShaderDataBlock *shader = nullptr;
@ -985,8 +996,8 @@ void MD3Importer::InternReadFile(const std::string &pFile, aiScene *pScene, IOSy
pcMesh->mTextureCoords[0][iCurrent].x = pcUVs[index].U;
pcMesh->mTextureCoords[0][iCurrent].y = 1.0f - pcUVs[index].V;
}
// Flip face order if necessary
if (!shader || shader->cull == Q3Shader::CULL_CW) {
// Flip face order normally, unless shader is backfacing
if (!(shader && shader->cull == Q3Shader::CULL_CCW)) {
std::swap(pcMesh->mFaces[i].mIndices[2], pcMesh->mFaces[i].mIndices[1]);
}
++pcTriangles;

3
code/AssetLib/MD3/MD3Loader.h
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@ -297,6 +297,9 @@ protected:
/** Configuration option: name of skin file to be read */
std::string configSkinFile;
/** Configuration option: whether to load shaders */
bool configLoadShaders;
/** Configuration option: name or path of shader */
std::string configShaderFile;

9
include/assimp/config.h.in
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@ -854,6 +854,15 @@ enum aiComponent
#define AI_CONFIG_IMPORT_MD3_SKIN_NAME \
"IMPORT_MD3_SKIN_NAME"
// ---------------------------------------------------------------------------
/** @brief Specify if to try load Quake 3 shader files. This also controls
* original surface name handling: when disabled it will be used unchanged.
*
* Property type: bool. Default value: true.
*/
#define AI_CONFIG_IMPORT_MD3_LOAD_SHADERS \
"IMPORT_MD3_LOAD_SHADERS"
// ---------------------------------------------------------------------------
/** @brief Specify the Quake 3 shader file to be used for a particular
* MD3 file. This can also be a search path.