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Create presentation command buffers for each surface instead of sharing globally

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* Fixes multi-window vulkan validation errors because surfaces would just keep overwriting each other's command buffers.
This commit is contained in:
redstrate 2021-06-01 12:05:48 -04:00
parent 2db8873f92
commit e8bf0a8371
3 changed files with 7 additions and 7 deletions
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3
engine/gfx/vulkan/include/gfx_vulkan.hpp
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@ -36,6 +36,7 @@ struct NativeSurface {
VkRenderPass swapchainRenderPass = VK_NULL_HANDLE;
std::vector<VkFramebuffer> swapchainFramebuffers;
std::vector<VkCommandBuffer> commandBuffers;
};
class GFXVulkanPipeline;
@ -128,8 +129,6 @@ private:
std::vector<NativeSurface*> native_surfaces;
std::vector<VkCommandBuffer> commandBuffers;
struct BoundShaderBuffer {
GFXBuffer* buffer = nullptr;
VkDeviceSize size = 0, offset = 0;

10
engine/gfx/vulkan/src/gfx_vulkan.cpp
View file

@ -1213,7 +1213,7 @@ void GFXVulkan::submit(GFXCommandBuffer* command_buffer, const int identifier) {
if(cmdbuf->handle != VK_NULL_HANDLE)
cmd = cmdbuf->handle;
else if(current_surface != nullptr)
cmd = commandBuffers[current_surface-> currentFrame];
cmd = current_surface->commandBuffers[current_surface-> currentFrame];
if(cmd == nullptr)
return;
@ -1999,17 +1999,17 @@ void GFXVulkan::createSwapchain(NativeSurface* native_surface, VkSwapchainKHR ol
}
// allocate command buffers
commandBuffers.resize(MAX_FRAMES_IN_FLIGHT);
native_surface->commandBuffers.resize(MAX_FRAMES_IN_FLIGHT);
VkCommandBufferAllocateInfo allocInfo = {};
allocInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
allocInfo.commandPool = commandPool;
allocInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
allocInfo.commandBufferCount = (uint32_t)commandBuffers.size();
allocInfo.commandBufferCount = (uint32_t)native_surface->commandBuffers.size();
vkAllocateCommandBuffers(device, &allocInfo, commandBuffers.data());
vkAllocateCommandBuffers(device, &allocInfo, native_surface->commandBuffers.data());
for (auto [i, cmdbuf] : utility::enumerate(commandBuffers))
for (auto [i, cmdbuf] : utility::enumerate(native_surface->commandBuffers))
name_object(device, VK_OBJECT_TYPE_COMMAND_BUFFER, (uint64_t)cmdbuf, ("main cmd buf " + std::to_string(i)).c_str());
}

1
engine/renderer/src/imguipass.cpp
View file

@ -205,6 +205,7 @@ void ImGuiPass::update_buffers(RenderTarget& target, const ImDrawData& draw_data
target.current_index_size[target.current_frame] = new_index_size;
}
// todo: dont map every frame
auto vtx_map = engine->get_gfx()->get_buffer_contents(target.vertex_buffer[target.current_frame]);
auto idx_map = engine->get_gfx()->get_buffer_contents(target.index_buffer[target.current_frame]);