Refactored shader loader and updated rendering pipeline. Formatted the code for better readability, made the DemoShaderLoader implementation safer than before, and rewrote the code using modern C++ practices to ensure every line is easy to understand.

CMakeLists.txt

@@ -53,3 +53,18 @@ target_include_directories("${CMAKE_PROJECT_NAME}" PUBLIC "${CMAKE_CURRENT_SOURC
 target_link_libraries("${CMAKE_PROJECT_NAME}" PRIVATE glm glfw 
 	glad stb_image stb_truetype imgui)
 
+#--------------------------------------------------------------#
+#    Now You can use relative path also for resources files    #
+#--------------------------------------------------------------#
+
+# To solve relative path working problem 
+set(RESOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/resources")
+
+add_custom_command(TARGET "${CMAKE_PROJECT_NAME}" POST_BUILD
+    COMMAND ${CMAKE_COMMAND} -E copy_directory
+    "${RESOURCE_DIR}"
+    "$<TARGET_FILE_DIR:${CMAKE_PROJECT_NAME}>/resources"
+)
+
+# Use relative path for runtime
+target_compile_definitions("${CMAKE_PROJECT_NAME}" PUBLIC RESOURCES_PATH="./resources/")

include/demoShaderLoader.h

@@ -5,19 +5,37 @@ struct Shader
 {
 	GLuint id = 0;
 
-	bool loadShaderProgramFromData(const char *vertexShaderData, const char *fragmentShaderData);
-	bool loadShaderProgramFromData(const char *vertexShaderData,
-		const char *geometryShaderData, const char *fragmentShaderData);
+	bool b_LoadShaderProgramFromData
+	(
+		const char* vertex_shader_data,
+		const char* fragment_shader_data
+	);
 
-	bool loadShaderProgramFromFile(const char *vertexShader, const char *fragmentShader);
-	bool loadShaderProgramFromFile(const char *vertexShader,
-		const char *geometryShader, const char *fragmentShader);
+	bool b_LoadShaderProgramFromData
+	(
+		const char* vertex_shader_data,
+		const char* geometry_shader_data,
+		const char* fragment_shader_data
+	);
 
-	void bind();
+	bool b_loadShaderProgramFromFile
+	(
+		const char* vertex_shader,
+		const char* fragment_shader
+	);
+
+	bool b_loadShaderProgramFromFile
+	(
+		const char* vertex_shader,
+		const char* geometry_shader,
+		const char* fragment_shader
+	);
+
+	void bind() const;
 
 	void clear();
 
-	GLint getUniform(const char *name);
+	GLint GetUniform(const char* name) const;
 };
 
-GLint getUniform(GLuint shaderId, const char *name);
+GLint GetUniform(GLuint shader_id, const char* name);

resources/Sample.frag

@@ -0,0 +1,7 @@
+#version 460 core
+in vec3 vColor;
+out vec4 FragColor;
+void main() 
+{
+    FragColor = vec4(vColor, 1.0);
+}

resources/Sample.vert

@@ -0,0 +1,9 @@
+#version 460 core
+layout(location = 0) in vec2 aPos;
+layout(location = 1) in vec3 aColor;
+out vec3 vColor;
+void main() 
+{
+    gl_Position = vec4(aPos, 0.0, 1.0);
+    vColor = aColor;
+}