Drezil/imgui
1
0
Fork 0
mirror of https://github.com/Drezil/imgui.git synced 2024-11-22 20:07:01 +00:00
Code Issues Packages Projects Releases Wiki Activity

Backends: Vulkan: Fixed error in if initial frame has no vertices. (#3177)

Browse Source
This commit is contained in:
omar 2020-05-04 11:03:05 +02:00
parent a2454f2a45
commit d5ce3b43ae
2 changed files with 14 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
docs/CHANGELOG.txt
View File

@ -49,6 +49,7 @@ Other Changes:
- Backends: Win32: Support for #define NOGDI, won't try to call GetDeviceCaps(). (#3137, #2327) - Backends: Win32: Support for #define NOGDI, won't try to call GetDeviceCaps(). (#3137, #2327)
- Backends: OpenGL: Fixed handling of GL 4.5+ glClipControl(GL_UPPER_LEFT) by inverting the - Backends: OpenGL: Fixed handling of GL 4.5+ glClipControl(GL_UPPER_LEFT) by inverting the
projection matrix top and bottom values. (#3143, #3146) [@u3shit] projection matrix top and bottom values. (#3143, #3146) [@u3shit]
- Backends: Vulkan: Fixed error in if initial frame has no vertices. (#3177)
- Backends: Vulkan: Fixed edge case where render callbacks wouldn't be called if the ImDrawData - Backends: Vulkan: Fixed edge case where render callbacks wouldn't be called if the ImDrawData
structure didn't have any vertices. (#2697) [@kudaba] structure didn't have any vertices. (#2697) [@kudaba]
- Drag and Drop: Fixed unintended fallback "..." tooltip display during drag operation when - Drag and Drop: Fixed unintended fallback "..." tooltip display during drag operation when

9
examples/imgui_impl_vulkan.cpp
View File

@ -22,6 +22,7 @@
// CHANGELOG // CHANGELOG
// (minor and older changes stripped away, please see git history for details) // (minor and older changes stripped away, please see git history for details)
// 2020-05-04: Vulkan: Fixed crash if initial frame has no vertices.
// 2020-04-26: Vulkan: Fixed edge case where render callbacks wouldn't be called if the ImDrawData didn't have vertices. // 2020-04-26: Vulkan: Fixed edge case where render callbacks wouldn't be called if the ImDrawData didn't have vertices.
// 2019-08-01: Vulkan: Added support for specifying multisample count. Set ImGui_ImplVulkan_InitInfo::MSAASamples to one of the VkSampleCountFlagBits values to use, default is non-multisampled as before. // 2019-08-01: Vulkan: Added support for specifying multisample count. Set ImGui_ImplVulkan_InitInfo::MSAASamples to one of the VkSampleCountFlagBits values to use, default is non-multisampled as before.
// 2019-05-29: Vulkan: Added support for large mesh (64K+ vertices), enable ImGuiBackendFlags_RendererHasVtxOffset flag. // 2019-05-29: Vulkan: Added support for large mesh (64K+ vertices), enable ImGuiBackendFlags_RendererHasVtxOffset flag.
@ -334,8 +335,8 @@ void ImGui_ImplVulkan_RenderDrawData(ImDrawData* draw_data, VkCommandBuffer comm
wrb->Index = (wrb->Index + 1) % wrb->Count; wrb->Index = (wrb->Index + 1) % wrb->Count;
ImGui_ImplVulkanH_FrameRenderBuffers* rb = &wrb->FrameRenderBuffers[wrb->Index]; ImGui_ImplVulkanH_FrameRenderBuffers* rb = &wrb->FrameRenderBuffers[wrb->Index];
VkResult err; if (draw_data->TotalVtxCount > 0)
{
// Create or resize the vertex/index buffers // Create or resize the vertex/index buffers
size_t vertex_size = draw_data->TotalVtxCount * sizeof(ImDrawVert); size_t vertex_size = draw_data->TotalVtxCount * sizeof(ImDrawVert);
size_t index_size = draw_data->TotalIdxCount * sizeof(ImDrawIdx); size_t index_size = draw_data->TotalIdxCount * sizeof(ImDrawIdx);
@ -345,11 +346,9 @@ void ImGui_ImplVulkan_RenderDrawData(ImDrawData* draw_data, VkCommandBuffer comm
CreateOrResizeBuffer(rb->IndexBuffer, rb->IndexBufferMemory, rb->IndexBufferSize, index_size, VK_BUFFER_USAGE_INDEX_BUFFER_BIT); CreateOrResizeBuffer(rb->IndexBuffer, rb->IndexBufferMemory, rb->IndexBufferSize, index_size, VK_BUFFER_USAGE_INDEX_BUFFER_BIT);
// Upload vertex/index data into a single contiguous GPU buffer // Upload vertex/index data into a single contiguous GPU buffer
if (vertex_size > 0)
{
ImDrawVert* vtx_dst = NULL; ImDrawVert* vtx_dst = NULL;
ImDrawIdx* idx_dst = NULL; ImDrawIdx* idx_dst = NULL;
err = vkMapMemory(v->Device, rb->VertexBufferMemory, 0, vertex_size, 0, (void**)(&vtx_dst)); VkResult err = vkMapMemory(v->Device, rb->VertexBufferMemory, 0, vertex_size, 0, (void**)(&vtx_dst));
check_vk_result(err); check_vk_result(err);
err = vkMapMemory(v->Device, rb->IndexBufferMemory, 0, index_size, 0, (void**)(&idx_dst)); err = vkMapMemory(v->Device, rb->IndexBufferMemory, 0, index_size, 0, (void**)(&idx_dst));
check_vk_result(err); check_vk_result(err);