Animation* AnimationTarget::createAnimation(const char* id, Properties* animationProperties) { GP_ASSERT(animationProperties); if (std::strcmp(animationProperties->getNamespace(), "animation") != 0) { GP_ERROR("Invalid animation namespace '%s'.", animationProperties->getNamespace()); return NULL; } const char* propertyIdStr = animationProperties->getString("property"); if (propertyIdStr == NULL) { GP_ERROR("Attribute 'property' must be specified for an animation."); return NULL; } // Get animation target property id int propertyId = getPropertyId(_targetType, propertyIdStr); if (propertyId == -1) { GP_ERROR("Property ID is invalid."); return NULL; } unsigned int keyCount = animationProperties->getInt("keyCount"); if (keyCount == 0) { GP_ERROR("Attribute 'keyCount' must be specified for an animation."); return NULL; } const char* keyTimesStr = animationProperties->getString("keyTimes"); if (keyTimesStr == NULL) { GP_ERROR("Attribute 'keyTimes' must be specified for an animation."); return NULL; } const char* keyValuesStr = animationProperties->getString("keyValues"); if (keyValuesStr == NULL) { GP_ERROR("Attribute 'keyValues' must be specified for an animation."); return NULL; } const char* curveStr = animationProperties->getString("curve"); if (curveStr == NULL) { GP_ERROR("Attribute 'curve' must be specified for an animation."); return NULL; } char delimeter = ' '; size_t startOffset = 0; size_t endOffset = std::string::npos; unsigned int* keyTimes = new unsigned int[keyCount]; for (size_t i = 0; i < keyCount; i++) { endOffset = static_cast<std::string>(keyTimesStr).find_first_of(delimeter, startOffset); if (endOffset != std::string::npos) { keyTimes[i] = std::strtoul(static_cast<std::string>(keyTimesStr).substr(startOffset, endOffset - startOffset).c_str(), NULL, 0); } else { keyTimes[i] = std::strtoul(static_cast<std::string>(keyTimesStr).substr(startOffset, static_cast<std::string>(keyTimesStr).length()).c_str(), NULL, 0); } startOffset = endOffset + 1; } startOffset = 0; endOffset = std::string::npos; int componentCount = getAnimationPropertyComponentCount(propertyId); GP_ASSERT(componentCount > 0); unsigned int components = keyCount * componentCount; float* keyValues = new float[components]; for (unsigned int i = 0; i < components; i++) { endOffset = static_cast<std::string>(keyValuesStr).find_first_of(delimeter, startOffset); if (endOffset != std::string::npos) { keyValues[i] = std::atof(static_cast<std::string>(keyValuesStr).substr(startOffset, endOffset - startOffset).c_str()); } else { keyValues[i] = std::atof(static_cast<std::string>(keyValuesStr).substr(startOffset, static_cast<std::string>(keyValuesStr).length()).c_str()); } startOffset = endOffset + 1; } const char* keyInStr = animationProperties->getString("keyIn"); float* keyIn = NULL; if (keyInStr) { keyIn = new float[components]; startOffset = 0; endOffset = std::string::npos; for (unsigned int i = 0; i < components; i++) { endOffset = static_cast<std::string>(keyInStr).find_first_of(delimeter, startOffset); if (endOffset != std::string::npos) { keyIn[i] = std::atof(static_cast<std::string>(keyInStr).substr(startOffset, endOffset - startOffset).c_str()); } else { keyIn[i] = std::atof(static_cast<std::string>(keyInStr).substr(startOffset, static_cast<std::string>(keyInStr).length()).c_str()); } startOffset = endOffset + 1; } } const char* keyOutStr = animationProperties->getString("keyOut"); float* keyOut = NULL; if (keyOutStr) { keyOut = new float[components]; startOffset = 0; endOffset = std::string::npos; for (unsigned int i = 0; i < components; i++) { endOffset = static_cast<std::string>(keyOutStr).find_first_of(delimeter, startOffset); if (endOffset != std::string::npos) { keyOut[i] = std::atof(static_cast<std::string>(keyOutStr).substr(startOffset, endOffset - startOffset).c_str()); } else { keyOut[i] = std::atof(static_cast<std::string>(keyOutStr).substr(startOffset, static_cast<std::string>(keyOutStr).length()).c_str()); } startOffset = endOffset + 1; } } int curve = Curve::getInterpolationType(curveStr); Animation* animation = NULL; if (keyIn && keyOut) { animation = createAnimation(id, propertyId, keyCount, keyTimes, keyValues, keyIn, keyOut, (Curve::InterpolationType)curve); } else { animation = createAnimation(id, propertyId, keyCount, keyTimes, keyValues, (Curve::InterpolationType) curve); } const char* repeat = animationProperties->getString("repeatCount"); if (repeat) { if (strcmp(repeat, ANIMATION_TARGET_INDEFINITE_STR) == 0) { animation->getClip()->setRepeatCount(AnimationClip::REPEAT_INDEFINITE); } else { float value; sscanf(repeat, "%f", &value); animation->getClip()->setRepeatCount(value); } } SAFE_DELETE_ARRAY(keyOut); SAFE_DELETE_ARRAY(keyIn); SAFE_DELETE_ARRAY(keyValues); SAFE_DELETE_ARRAY(keyTimes); Properties* pClip = animationProperties->getNextNamespace(); if (pClip && std::strcmp(pClip->getNamespace(), "clip") == 0) { int frameCount = animationProperties->getInt("frameCount"); if (frameCount <= 0) { GP_ERROR("Frame count must be greater than zero for a clip."); return animation; } animation->createClips(animationProperties, (unsigned int) frameCount); } return animation; }
unsigned int MaterialPropertyStorage::addProperty(const std::string & prop_name) { return getPropertyId(prop_name); }