1 files changed, 143 insertions, 0 deletions
diff --git a/Runtime/Graphics/ProceduralPreset.cpp b/Runtime/Graphics/ProceduralPreset.cpp
new file mode 100644
index 0000000..154cdd3
--- /dev/null
+++ b/Runtime/Graphics/ProceduralPreset.cpp
@@ -0,0 +1,143 @@
+#include "UnityPrefix.h"
+#include "ProceduralMaterial.h"
+
+int ProceduralPreset_parseValues(std::vector<std::string>& values, std::string name, std::string line)
+{
+	values.clear();
+	int start = line.find(name);
+	if (start==std::string::npos)
+	{
+		return 0;
+	}
+
+	line = line.substr(start+name.size());
+	if (line.size()<3 || line[0]!='=' || line[1]!='\"')
+	{
+		return 0;
+	}
+
+	line = line.substr(2);
+	int p=0;
+	string val;
+	while (p<line.size() && line[p]!='\"')
+	{
+		if (line[p]==',')
+		{
+			values.push_back(val); val = "";
+		}
+		else
+		{
+			val += line[p];
+		}
+		++p;
+	}
+	if (val.size()>0)
+	{
+		values.push_back(val);
+	}
+	return values.size();
+}
+
+inline std::string ProceduralPreset_getLine(std::string::const_iterator& pos, const std::string& preset)
+{
+	std::string::const_iterator i = pos;
+	std::string::const_iterator it = std::find(i, preset.end(), '\n');
+	pos = it;
+	if (it!=preset.end()) ++pos;
+	return std::string(i, it);
+}
+
+bool ProceduralMaterial::SetPreset(const std::string& preset)
+{
+	std::string::const_iterator pos = preset.begin();
+	std::string line;
+	line = ProceduralPreset_getLine(pos, preset);
+	if (line.find("formatversion=\"1.0\"")==std::string::npos)
+	{
+		return false;
+	}
+
+	while (pos!=preset.end() && line.find("/sbspreset")==std::string::npos)
+	{
+		line = ProceduralPreset_getLine(pos, preset);
+		if (line.find("presetinput")!=std::string::npos)
+		{
+			std::vector<std::string> identifier;
+			if (ProceduralPreset_parseValues(identifier, "identifier", line)!=1)
+				continue;
+
+			SubstanceInput* input = FindSubstanceInput(identifier[0]);
+			if (input==NULL || identifier[0]=="$normalformat" || identifier[0]=="$outputsize")
+				continue;
+
+			std::vector<std::string> type;
+			if (ProceduralPreset_parseValues(type, "type", line)!=1)
+				continue;
+
+			unsigned int internalType = atoi(type[0].c_str());
+			if (internalType!=input->internalType || internalType==Substance_IType_Image)
+				continue;
+
+			std::vector<std::string> value;
+			ProceduralPreset_parseValues(value, "value", line);
+			float f[4];
+			int count = GetRequiredInputComponentCount((SubstanceInputType)internalType);
+			if (value.size()!=count)
+				continue;
+			for (int i=0 ; i<count ; ++i)
+			{
+				f[i] = (float)atof(value[i].c_str());
+			}
+			SetSubstanceVector(identifier[0], Vector4f(f));
+		}
+	}
+	RebuildTextures();
+	return true;
+}
+
+std::string ProceduralMaterial::GetPreset() const
+{
+	std::string preset = "<sbspresets formatversion=\"1.0\" count=\"1\">\n";
+	preset += " <sbspreset pkgurl=\"\" description=\"\" label=\"\">\n";
+	char tmp[256];
+	for (SubstanceInputs::const_iterator i=m_Inputs.begin() ; i!=m_Inputs.end() ; ++i)
+	{
+		preset += " <presetinput identifier=\"";
+		preset += i->name;
+		preset += "\" uid=\"";
+		snprintf(tmp, 256, "%d", i->internalIdentifier);
+		preset += tmp;
+		preset += "\" type=\"";
+		snprintf(tmp, 256, "%d", (int)i->internalType);
+		preset += tmp;
+		preset += "\" value=\"";
+		if (i->internalType!=Substance_IType_Image)
+		{
+			bool isInteger = IsSubstanceAnyIntType(i->internalType);
+			int count = GetRequiredInputComponentCount(i->internalType);
+			for (int j=0 ; j<count ; ++j)
+			{
+				if (j>0) preset += ",";
+				if (isInteger) snprintf(tmp, 256, "%d", (int)i->value.scalar[j]);
+				else snprintf(tmp, 256, "%f", i->value.scalar[j]);
+				preset += tmp;
+			}
+		}
+		preset += "\"/>\n";
+	}
+	preset += " </sbspreset>\n";
+	preset += "</sbspresets>\n";
+	return preset;
+}
+
+ProceduralTexture* ProceduralMaterial::GetGeneratedTexture(const std::string& textureName)
+{
+	for (Textures::iterator it=m_Textures.begin() ; it!=m_Textures.end() ; ++it)
+	{
+		if (it->IsValid() && (*it)->GetName()==textureName)
+		{
+			return &**it;
+		}
+	}
+	return NULL;
+}