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Examples: DirectX9: Fixes for multi-viewports. Avoid using a depth/stencil target for secondary viewport. (#2520, #2502)

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This commit is contained in:
omar 2019-05-06 12:12:32 +02:00
parent 9ddb8493d5
commit e6c982509d
1 changed files with 7 additions and 2 deletions
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9
examples/imgui_impl_dx9.cpp
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@ -324,7 +324,7 @@ static void ImGui_ImplDX9_CreateWindow(ImGuiViewport* viewport)
data->d3dpp.BackBufferHeight = (UINT)viewport->Size.y;
data->d3dpp.BackBufferFormat = D3DFMT_UNKNOWN;
data->d3dpp.hDeviceWindow = hWnd;
data->d3dpp.EnableAutoDepthStencil = TRUE;
data->d3dpp.EnableAutoDepthStencil = FALSE;
data->d3dpp.AutoDepthStencilFormat = D3DFMT_D16;
data->d3dpp.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE; // Present without vsync
@ -368,22 +368,27 @@ static void ImGui_ImplDX9_RenderWindow(ImGuiViewport* viewport, void*)
LPDIRECT3DSURFACE9 render_target = NULL;
LPDIRECT3DSURFACE9 last_render_target = NULL;
LPDIRECT3DSURFACE9 last_depth_stencil = NULL;
data->SwapChain->GetBackBuffer(0, D3DBACKBUFFER_TYPE_MONO, &render_target);
g_pd3dDevice->GetRenderTarget(0, &last_render_target);
g_pd3dDevice->GetDepthStencilSurface(&last_depth_stencil);
g_pd3dDevice->SetRenderTarget(0, render_target);
g_pd3dDevice->SetDepthStencilSurface(NULL);
if (!(viewport->Flags & ImGuiViewportFlags_NoRendererClear))
{
D3DCOLOR clear_col_dx = D3DCOLOR_RGBA((int)(clear_color.x*255.0f), (int)(clear_color.y*255.0f), (int)(clear_color.z*255.0f), (int)(clear_color.w*255.0f));
g_pd3dDevice->Clear(0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER, clear_col_dx, 1.0f, 0);
g_pd3dDevice->Clear(0, NULL, D3DCLEAR_TARGET, clear_col_dx, 1.0f, 0);
}
ImGui_ImplDX9_RenderDrawData(viewport->DrawData);
// Restore render target
g_pd3dDevice->SetRenderTarget(0, last_render_target);
g_pd3dDevice->SetDepthStencilSurface(last_depth_stencil);
render_target->Release();
last_render_target->Release();
if (last_depth_stencil) last_depth_stencil->Release();
}
static void ImGui_ImplDX9_SwapBuffers(ImGuiViewport* viewport, void*)