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libs/vkd3d: Use negative viewport height to flip along y-axis.

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Requires VK_KHR_maintenance1.
This commit is contained in:
Józef Kucia
2017-06-21 22:00:19 +02:00
parent d515e3d047
commit 4e5fcb5141
5 changed files with 18 additions and 23 deletions
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17
libs/vkd3d/command.c
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@@ -1807,14 +1807,27 @@ static void STDMETHODCALLTYPE d3d12_command_list_IASetPrimitiveTopology(ID3D12Gr
static void STDMETHODCALLTYPE d3d12_command_list_RSSetViewports(ID3D12GraphicsCommandList *iface,
UINT viewport_count, const D3D12_VIEWPORT *viewports)
{
VkViewport vk_viewports[D3D12_VIEWPORT_AND_SCISSORRECT_OBJECT_COUNT_PER_PIPELINE];
struct d3d12_command_list *list = impl_from_ID3D12GraphicsCommandList(iface);
const struct vkd3d_vk_device_procs *vk_procs;
unsigned int i;
TRACE("iface %p, viewport_count %u, viewports %p.\n", iface, viewport_count, viewports);
assert(viewport_count <= D3D12_VIEWPORT_AND_SCISSORRECT_OBJECT_COUNT_PER_PIPELINE);
for (i = 0; i < viewport_count; ++i)
{
vk_viewports[i].x = viewports[i].TopLeftX;
vk_viewports[i].y = viewports[i].TopLeftY + viewports[i].Height;
vk_viewports[i].width = viewports[i].Width;
vk_viewports[i].height = -viewports[i].Height;
vk_viewports[i].minDepth = viewports[i].MinDepth;
vk_viewports[i].maxDepth = viewports[i].MaxDepth;
}
vk_procs = &list->device->vk_procs;
VK_CALL(vkCmdSetViewport(list->vk_command_buffer, 0,
viewport_count, (const struct VkViewport *)viewports));
VK_CALL(vkCmdSetViewport(list->vk_command_buffer, 0, viewport_count, vk_viewports));
}
static void STDMETHODCALLTYPE d3d12_command_list_RSSetScissorRects(ID3D12GraphicsCommandList *iface,