[EDIT] code style guide - renderengine

src/shaders/shader_program.h

@@ -0,0 +1,49 @@
+#pragma once
+
+#include <GL/glew.h>
+#include <string>
+
+
+/*
+ * This abstract class represents a generic shader program.
+ */
+
+namespace shaders
+{
+	class ShaderProgram
+	{
+	private:
+		GLuint program_id;
+		GLuint vertex_shader_id;
+		GLuint fragment_shader_id;
+
+	public:
+		ShaderProgram(std::string& vertex_shader, std::string& fragment_shader);
+		virtual ~ShaderProgram() = default;
+
+		// Call this function after making the shaderprogram (sets all the attributes of the shader)
+		void Init();
+		// Call this function before rendering
+		void Start() const;
+		// Call this function after rendering
+		void Stop() const;
+		// Call this function when closing the application
+		void CleanUp() const;
+
+	protected:
+		// Set the inputs of the vertex shader
+		virtual void SetAttributes() const = 0;
+		void SetAttribute(const GLuint attribute, const char* variable_name) const;
+
+		// Loads value's (uniform variables) into the shader
+		void LoadFloat(GLuint location, GLfloat value) const;
+		void LoadVector(GLuint location, glm::vec3 vector) const;
+		void LoadMatrix(GLuint location, glm::mat4 matrix) const;
+		
+		virtual void GetAllUniformLocations() = 0;
+		GLuint GetUniformLocation(const GLchar* uniform_name) const;
+	
+	private:
+		GLuint LoadShader(const std::string& shader_string, GLuint type) const;
+	};
+}