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Original implementation of Alpha Image filters

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Chromakey (to finish), lumakey and alpha fill.
This commit is contained in:
Bruno Herbelin
2022-06-06 23:33:36 +02:00
parent fec2fb7ce6
commit 1604eaa239
16 changed files with 246 additions and 8 deletions
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24
SessionCreator.cpp
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@@ -1304,6 +1304,30 @@ void SessionLoader::visit (EdgeFilter& f)
f.setProgramParameters(filter_params);
}
void SessionLoader::visit (AlphaFilter& f)
{
int m = 0;
xmlCurrent_->QueryIntAttribute("operation", &m);
f.setOperation(m);
std::map< std::string, float > filter_params;
XMLElement* parameters = xmlCurrent_->FirstChildElement("parameters");
if (parameters) {
XMLElement* param = parameters->FirstChildElement("uniform");
for( ; param ; param = param->NextSiblingElement())
{
float val = 0.f;
param->QueryFloatAttribute("value", &val);
const char * name;
param->QueryStringAttribute("name", &name);
if (name)
filter_params[name] = val;
}
}
f.setProgramParameters(filter_params);
}
void SessionLoader::visit (ImageFilter& f)
{
const char * filter_name;