完成mvp 矩阵，和shader

samples/api/texture_loading/texture_loading.h

@@ -84,8 +84,8 @@ public:
 	std::unique_ptr<vkb::core::BufferC> uniform_buffer_vs_point;
 
 
-	glm::vec3 camear_pos_point = {0, 0, -2.f};
-	glm::vec3 face_pos_point;
+	//glm::vec3 camear_pos_point = {0, 0, -2.f};
+	//glm::vec3 face_pos_point;
 
 	struct
 	{
@@ -139,7 +139,7 @@ public:
 	void         update_uniform_buffers();
 
 	void         prepare_uniform_buffers_point();
-	void         update_uniform_buffers_point();
+	void         update_uniform_buffers_point(float fov, float x, float y, float z, float sx, float sy, float sz, float rotx, float roty, float rotz, float camx, float camy, float camz);
 
 
 	void         prepare_pipelines();
@@ -172,6 +172,7 @@ public:
 	//void start();
 	std::mutex mtx;
 	std::mutex mtx_point;
+	std::mutex mtx_mvp;
 	//void stop();
 	//void updateTexture();
 };