fix: correct thread count and shadow projection uniform

- Add reserved client thread count to client threads in server generation calculation.
- Set projection matrix uniform only for non-shadow rendering.

include/Cubed/tools/threas_utils.hpp

@@ -110,7 +110,7 @@ inline size_t get_server_gen_threads(RunMode mode) {
 
         auto update_pool = get_server_compute_treads(mode);
 
-        auto client_pool = get_client_threads(mode);
+        auto client = get_client_threads(mode) + CLIENT_RESERVED_THREADS;
 
         size_t remain = available;
 
@@ -118,7 +118,7 @@ inline size_t get_server_gen_threads(RunMode mode) {
 
         remain -= std::min(remain, update_pool);
 
-        remain -= std::min(remain, client_pool);
+        remain -= std::min(remain, client);
 
         return std::max<size_t>(1, remain);
     }

src/render/model_renderer.cpp

@@ -76,9 +76,10 @@ void ModelRender::render_instance(ModelID id, size_t sum, const Camera& camera,
     auto& shader = shadow ? m_renderer.get_shader("depth_model_instance")
                           : m_renderer.get_shader("model_instance");
     glm::mat4 view = camera.get_camera_lookat();
-    shader.set_loc("proj_matrix", m_renderer.p_mat());
+
     if (shadow) {
     } else {
+        shader.set_loc("proj_matrix", m_renderer.p_mat());
         shader.set_loc("view_matrix", view);
     }
     for (const auto& entry : batch.entries) {