conversion warnings fixes + validation (image memory barrier) error fix (suggested by cdgiessen)

Author: vchizhov

.gitignore

@@ -2,5 +2,6 @@
 .idea
 .vscode
 cmake-build-*
+/build
 
 # Files

src/rvpt/rvpt.cpp

@@ -715,7 +715,7 @@ void RVPT::record_command_buffer(VK::SyncResources& current_frame, uint32_t swap
 
         bind_vertex_buffer(cmd_buf, per_frame_data[current_frame_index].debug_vertex_buffer);
 
-        vkCmdDraw(cmd_buf, triangles.size() * 3, 1, 0, 0);
+        vkCmdDraw(cmd_buf, (uint32_t)triangles.size() * 3, 1, 0, 0);
     }
 
     imgui_impl->draw(cmd_buf, current_frame_index);
@@ -739,6 +739,11 @@ void RVPT::record_compute_command_buffer()
     in_temporal_image_barrier.srcAccessMask = VK_ACCESS_SHADER_WRITE_BIT;
     in_temporal_image_barrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
 
+    uint32_t queue_family =
+        compute_queue.has_value() ? compute_queue->get_family() : graphics_queue->get_family();
+    in_temporal_image_barrier.dstQueueFamilyIndex = queue_family;
+    in_temporal_image_barrier.srcQueueFamilyIndex = queue_family;
+
     vkCmdPipelineBarrier(cmd_buf, VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
                          VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, VK::FLAGS_NONE, 0, nullptr, 0,
                          nullptr, 1, &in_temporal_image_barrier);

src/rvpt/vk_util.cpp

@@ -590,15 +590,15 @@ VkPipelineLayout PipelineBuilder::create_layout(
 
 GraphicsPipelineHandle PipelineBuilder::create_pipeline(GraphicsPipelineDetails const& details)
 {
-    uint32_t index = graphics_pipelines.size();
+    uint32_t index = (uint32_t)graphics_pipelines.size();
     graphics_pipelines.push_back(details);
     graphics_pipelines.back().pipeline = create_immutable_pipeline(details);
     return {index};
 }
 
 ComputePipelineHandle PipelineBuilder::create_pipeline(ComputePipelineDetails const& details)
 {
-    uint32_t index = compute_pipelines.size();
+    uint32_t index = (uint32_t)compute_pipelines.size();
     compute_pipelines.push_back(details);
     compute_pipelines.back().pipeline = create_immutable_pipeline(details);
     return {index};

src/rvpt/window.cpp

@@ -172,7 +172,7 @@ void Window::mouse_click_callback(GLFWwindow* window, int button, int action, in
 void Window::mouse_move_callback(GLFWwindow* window, double x, double y)
 {
     auto window_ptr = reinterpret_cast<Window*>(glfwGetWindowUserPointer(window));
-    for (auto& callback : window_ptr->mouse_move_callbacks) callback(x, y);
+    for (auto& callback : window_ptr->mouse_move_callbacks) callback((float)x, (float)y);
 
     ImGuiIO& io = ImGui::GetIO();
     io.MousePos = ImVec2((float)x, (float)y);
@@ -181,7 +181,7 @@ void Window::mouse_move_callback(GLFWwindow* window, double x, double y)
 void Window::scroll_callback(GLFWwindow* window, double x, double y)
 {
     auto window_ptr = reinterpret_cast<Window*>(glfwGetWindowUserPointer(window));
-    for (auto& callback : window_ptr->scroll_callbacks) callback(x, y);
+    for (auto& callback : window_ptr->scroll_callbacks) callback((float)x, (float)y);
 
     ImGuiIO& io = ImGui::GetIO();
     io.MouseWheelH += static_cast<float>(x);