internal void TransitionImageLayout(
VkCommandBuffer cb,
uint baseMipLevel,
uint levelCount,
uint baseArrayLayer,
uint layerCount,
VkImageLayout newLayout)
{
if (_stagingBuffer != Vulkan.VkBuffer.Null)
{
return;
}
VkImageLayout oldLayout = _imageLayouts[CalculateSubresource(baseMipLevel, baseArrayLayer)];
#if DEBUG
for (uint level = 0; level < levelCount; level++)
{
for (uint layer = 0; layer < layerCount; layer++)
{
if (_imageLayouts[CalculateSubresource(baseMipLevel + level, baseArrayLayer + layer)] != oldLayout)
{
throw new VeldridException("Unexpected image layout.");
}
}
}
#endif
if (oldLayout != newLayout)
{
VkImageAspectFlags aspectMask;
if ((Usage & TextureUsage.DepthStencil) != 0)
{
aspectMask = FormatHelpers.IsStencilFormat(Format)
? aspectMask = VkImageAspectFlags.Depth | VkImageAspectFlags.Stencil
: aspectMask = VkImageAspectFlags.Depth;
}
else
{
aspectMask = VkImageAspectFlags.Color;
}
VulkanUtil.TransitionImageLayout(
cb,
OptimalDeviceImage,
baseMipLevel,
levelCount,
baseArrayLayer,
layerCount,
aspectMask,
_imageLayouts[CalculateSubresource(baseMipLevel, baseArrayLayer)],
newLayout);
for (uint level = 0; level < levelCount; level++)
{
for (uint layer = 0; layer < layerCount; layer++)
{
_imageLayouts[CalculateSubresource(baseMipLevel + level, baseArrayLayer + layer)] = newLayout;
}
}
}
}
internal void TransitionImageLayoutNonmatching(
VkCommandBuffer cb,
uint baseMipLevel,
uint levelCount,
uint baseArrayLayer,
uint layerCount,
VkImageLayout newLayout)
{
if (_stagingBuffer != Vulkan.VkBuffer.Null)
{
return;
}
for (uint level = baseMipLevel; level < baseMipLevel + levelCount; level++)
{
for (uint layer = baseArrayLayer; layer < baseArrayLayer + layerCount; layer++)
{
uint subresource = CalculateSubresource(level, layer);
VkImageLayout oldLayout = _imageLayouts[subresource];
if (oldLayout != newLayout)
{
VkImageAspectFlags aspectMask;
if ((Usage & TextureUsage.DepthStencil) != 0)
{
aspectMask = FormatHelpers.IsStencilFormat(Format)
? VkImageAspectFlags.Depth | VkImageAspectFlags.Stencil
: VkImageAspectFlags.Depth;
}
else
{
aspectMask = VkImageAspectFlags.Color;
}
VulkanUtil.TransitionImageLayout(
cb,
OptimalDeviceImage,
level,
1,
layer,
1,
aspectMask,
oldLayout,
newLayout);
_imageLayouts[subresource] = newLayout;
}
}
}
}
internal void TransitionImageLayout(
VkCommandBuffer cb,
uint baseMipLevel,
uint levelCount,
uint baseArrayLayer,
uint layerCount,
VkImageLayout newLayout)
{
if (_stagingBuffer != Vulkan.VkBuffer.Null)
{
return;
}
VkImageLayout oldLayout = _imageLayouts[CalculateSubresource(baseMipLevel, baseArrayLayer)];
#if DEBUG
for (uint level = 0; level < levelCount; level++)
{
for (uint layer = 0; layer < layerCount; layer++)
{
if (_imageLayouts[CalculateSubresource(baseMipLevel + level, baseArrayLayer + layer)] != oldLayout)
{
throw new VeldridException("Unexpected image layout.");
}
}
}
#endif
if (oldLayout != newLayout)
{
VulkanUtil.TransitionImageLayout(
cb,
OptimalDeviceImage,
baseMipLevel,
levelCount,
baseArrayLayer,
layerCount,
_imageLayouts[CalculateSubresource(baseMipLevel, baseArrayLayer)],
newLayout);
for (uint level = 0; level < levelCount; level++)
{
for (uint layer = 0; layer < layerCount; layer++)
{
_imageLayouts[CalculateSubresource(baseMipLevel + level, baseArrayLayer + layer)] = newLayout;
}
}
}
}
internal void TransitionImageLayout(
VkCommandBuffer cb,
uint baseMipLevel,
uint levelCount,
uint baseArrayLayer,
uint layerCount,
VkImageLayout newLayout)
{
VkImageLayout oldLayout = _imageLayouts[CalculateSubresource(baseMipLevel, baseArrayLayer)];
#if DEBUG
for (uint level = 0; level < levelCount; level++)
{
for (uint layer = 0; layer < layerCount; layer++)
{
if (_imageLayouts[CalculateSubresource(baseMipLevel + level, baseArrayLayer + layer)] != oldLayout)
{
throw new VeldridException("Unexpected image layout.");
}
}
}
#endif
if (oldLayout != newLayout)
{
if (_stagingImages == null)
{
VulkanUtil.TransitionImageLayout(
cb,
OptimalDeviceImage,
baseMipLevel,
levelCount,
baseArrayLayer,
layerCount,
_imageLayouts[CalculateSubresource(baseMipLevel, baseArrayLayer)],
newLayout);
for (uint level = 0; level < levelCount; level++)
{
for (uint layer = 0; layer < layerCount; layer++)
{
_imageLayouts[CalculateSubresource(baseMipLevel + level, baseArrayLayer + layer)] = newLayout;
}
}
}
else
{
// Transition each staging image one-by-one.
for (uint arrayLayer = baseArrayLayer; arrayLayer < baseArrayLayer + layerCount; arrayLayer++)
{
for (uint level = baseMipLevel; level < baseMipLevel + levelCount; level++)
{
uint subresource = CalculateSubresource(level, arrayLayer);
VkImage image = _stagingImages[subresource];
VulkanUtil.TransitionImageLayout(
cb,
image,
0, 1,
0, 1,
_imageLayouts[subresource],
newLayout);
_imageLayouts[subresource] = newLayout;
}
}
}
}
}