refactor rendering

include/td/render/shader/CameraShaderProgram.h

@@ -0,0 +1,23 @@
+#pragma once
+
+#include <td/render/shader/ShaderProgram.h>
+
+namespace td {
+namespace shader {
+
+class CameraShaderProgram : public ShaderProgram {
+  private:
+	unsigned int m_LocationProjection = 0, m_LocationView = 0;
+
+  public:
+	CameraShaderProgram() {}
+
+	void SetProjectionMatrix(const Mat4f& proj) const;
+	void SetViewMatrix(const Mat4f& view) const;
+
+	virtual void GetAllUniformLocation();
+};
+
+
+}  // namespace shader
+}  // namespace td

include/td/render/shader/ShaderProgram.h

@@ -1,10 +1,15 @@
 #pragma once
 
+#include <string>
 #include <td/Maths.h>
 #include <td/render/OpenGL.h>
-#include <string>
 
 namespace td {
+
+namespace render {
+class Renderer;
+}  // namespace render
+
 namespace shader {
 
 class ShaderProgram {
@@ -15,10 +20,10 @@ class ShaderProgram {
 	void Start() const;
 	void Stop() const;
 
+  protected:
 	void LoadProgramFile(const std::string& vertexFile, const std::string& fragmentFile);
 	void LoadProgram(const std::string& vertexSource, const std::string& fragmentSource);
 
-  protected:
 	virtual void GetAllUniformLocation() = 0;
 	int GetUniformLocation(const std::string& uniformName) const;
 

include/td/render/shader/WorldShader.h

@@ -1,20 +1,13 @@
 #pragma once
 
-#include <td/render/shader/ShaderProgram.h>
+#include <td/render/shader/CameraShaderProgram.h>
 
 namespace td {
 namespace shader {
 
-class WorldShader : public ShaderProgram {
-private:
-	unsigned int m_LocationProjection = 0, m_LocationView = 0;
-protected:
-	void GetAllUniformLocation();
+class WorldShader : public CameraShaderProgram {
 public:
 	WorldShader();
-
-	void SetProjectionMatrix(const Mat4f& proj) const;
-	void SetViewMatrix(const Mat4f& view) const;
 };
 
 } // namespace shader