Add FPS counter

Added console FPS counter. Thise required me to create
some time functions and remove FPS cap from Vulkan

Signed-off-by: Piotr Krygier <piotrkrygier@everyonecancode@xyz>

graphics/src/rse_graphics.c

@@ -6,7 +6,6 @@
 #include <cglm/util.h>
 #include <stdint.h>
 #include <stdlib.h>
-#include <time.h>
 #include <vulkan/vulkan_core.h>
 
 #include "descriptor_builder.h"
@@ -18,6 +17,7 @@
 #include "src/vulkan_buffers.h"
 #include "utilities/commons.h"
 #include "utilities/errors_common.h"
+#include "utilities/time_utils.h"
 #include "vulkan_base.h"
 #include "vulkan_commons.h"
 #include "vulkan_image.h"
@@ -38,9 +38,6 @@ static void model_view_projection_update(struct graphics_context_t* context)
     float fovy;
     float z_near;
     float z_far;
-    double diff_time = 0.0;
-    struct timespec now = {0};
-    static struct timespec last_time = {0};
 
     eye[2] = -5.0f;
 
@@ -50,17 +47,9 @@ static void model_view_projection_update(struct graphics_context_t* context)
     z_near = 0.1f;
     z_far = 20.0f;
 
-    if (last_time.tv_nsec == 0) {
-        timespec_get(&last_time, TIME_UTC);
-    }
-
-    timespec_get(&now, TIME_UTC);
-
-    diff_time = NS_TO_S((double)(now.tv_nsec - last_time.tv_nsec)) + (now.tv_sec - last_time.tv_sec);
-
     glm_mat4_identity(context->mvp_data.model);
 
-    glm_rotate(context->mvp_data.model, diff_time * glm_rad(90.0f), rotation_vec);
+    glm_rotate(context->mvp_data.model, time_get_sec_from_start() * glm_rad(90.0f), rotation_vec);
     glm_lookat(eye, center, up, context->mvp_data.view);
     glm_perspective(
         fovy,