Initial font work

apps/LoopThroughWithOpenGLCompositing/ShaderTypes.h

@@ -11,7 +11,8 @@ enum class ShaderParameterType
 	Vec2,
 	Color,
 	Boolean,
-	Enum
+	Enum,
+	Text
 };
 
 struct ShaderParameterOption
@@ -31,6 +32,9 @@ struct ShaderParameterDefinition
 	std::vector<double> stepNumbers;
 	bool defaultBoolean = false;
 	std::string defaultEnumValue;
+	std::string defaultTextValue;
+	std::string fontId;
+	unsigned maxLength = 64;
 	std::vector<ShaderParameterOption> enumOptions;
 };
 
@@ -39,6 +43,7 @@ struct ShaderParameterValue
 	std::vector<double> numberValues;
 	bool booleanValue = false;
 	std::string enumValue;
+	std::string textValue;
 };
 
 enum class TemporalHistorySource
@@ -63,6 +68,13 @@ struct ShaderTextureAsset
 	std::filesystem::file_time_type writeTime;
 };
 
+struct ShaderFontAsset
+{
+	std::string id;
+	std::filesystem::path path;
+	std::filesystem::file_time_type writeTime;
+};
+
 struct ShaderPackage
 {
 	std::string id;
@@ -75,6 +87,7 @@ struct ShaderPackage
 	std::filesystem::path manifestPath;
 	std::vector<ShaderParameterDefinition> parameters;
 	std::vector<ShaderTextureAsset> textureAssets;
+	std::vector<ShaderFontAsset> fontAssets;
 	TemporalSettings temporal;
 	std::filesystem::file_time_type shaderWriteTime;
 	std::filesystem::file_time_type manifestWriteTime;
@@ -87,6 +100,7 @@ struct RuntimeRenderState
 	std::vector<ShaderParameterDefinition> parameterDefinitions;
 	std::map<std::string, ShaderParameterValue> parameterValues;
 	std::vector<ShaderTextureAsset> textureAssets;
+	std::vector<ShaderFontAsset> fontAssets;
 	double timeSeconds = 0.0;
 	double frameCount = 0.0;
 	double mixAmount = 1.0;