feat(ofShader): allow setting uniform3f from ofFloatColor (#8362)

Co-authored-by: alexandre burton <[email protected]>

Author: artificiel

libs/openFrameworks/gl/ofShader.cpp

@@ -1065,6 +1065,11 @@ void ofShader::setUniform4f(const string & name, const glm::vec4 & v) const {
     setUniform4f(name, v.x, v.y, v.z, v.w);
 }
 
+//--------------------------------------------------------------
+void ofShader::setUniform3f(const string & name, const ofFloatColor & v) const {
+	setUniform3f(name, v.r, v.g, v.b);
+}
+
 //--------------------------------------------------------------
 void ofShader::setUniform4f(const string & name, const ofFloatColor & v) const {
     setUniform4f(name, v.r, v.g, v.b, v.a);

libs/openFrameworks/gl/ofShader.h

@@ -174,6 +174,7 @@ class ofShader {
 	void setUniform2f(const std::string & name, const glm::vec2 & v) const;
 	void setUniform3f(const std::string & name, const glm::vec3 & v) const;
 	void setUniform4f(const std::string & name, const glm::vec4 & v) const;
+	void setUniform3f(const std::string & name, const ofFloatColor & v) const;
 	void setUniform4f(const std::string & name, const ofFloatColor & v) const;
 
 	// set an array of uniform values