private void FlushNewResourceSets(
VkResourceSet[] resourceSets,
bool[] resourceSetsChanged,
VkPipelineBindPoint bindPoint,
VkPipelineLayout pipelineLayout)
{
int setCount = resourceSets.Length;
VkDescriptorSet *descriptorSets = stackalloc VkDescriptorSet[setCount];
uint currentBatchCount = 0;
uint currentBatchFirstSet = 0;
for (uint currentSlot = 0; currentSlot < resourceSets.Length; currentSlot++)
{
bool batchEnded = !resourceSetsChanged[currentSlot] || currentSlot == resourceSets.Length - 1;
if (resourceSetsChanged[currentSlot])
{
resourceSetsChanged[currentSlot] = false;
descriptorSets[currentBatchCount] = resourceSets[currentSlot].DescriptorSet;
currentBatchCount += 1;
}
if (batchEnded)
{
if (currentBatchCount != 0)
{
// Flush current batch.
vkCmdBindDescriptorSets(
_cb,
bindPoint,
pipelineLayout,
currentBatchFirstSet,
currentBatchCount,
descriptorSets,
0,
null);
}
currentBatchCount = 0;
currentBatchFirstSet = currentSlot + 1;
}
}
}
public static void vkCmdBindDescriptorSets(VkCommandBuffer commandBuffer, VkPipelineBindPoint pipelineBindPoint, VkPipelineLayout layout, uint firstSet, uint descriptorSetCount, VkDescriptorSet *descriptorSets)
{
vkCmdBindDescriptorSets(commandBuffer, pipelineBindPoint, layout, firstSet, descriptorSetCount, descriptorSets, 0, null);
}
private void FlushNewResourceSets(
int newResourceSetsCount,
VkResourceSet[] resourceSets,
bool[] resourceSetsChanged,
VkPipelineBindPoint bindPoint,
VkPipelineLayout pipelineLayout)
{
if (newResourceSetsCount > 0)
{
int totalChanged = 0;
uint currentSlot = 0;
uint currentBatchIndex = 0;
uint currentBatchFirstSet = 0;
VkDescriptorSet *descriptorSets = stackalloc VkDescriptorSet[newResourceSetsCount];
while (totalChanged < newResourceSetsCount)
{
if (resourceSetsChanged[currentSlot])
{
resourceSetsChanged[currentSlot] = false;
descriptorSets[currentBatchIndex] = resourceSets[currentSlot].DescriptorSet;
totalChanged += 1;
currentBatchIndex += 1;
currentSlot += 1;
}
else
{
if (currentBatchIndex != 0)
{
// Flush current batch.
vkCmdBindDescriptorSets(
_cb,
bindPoint,
pipelineLayout,
currentBatchFirstSet,
currentBatchIndex,
descriptorSets,
0,
null);
currentBatchIndex = 0;
}
currentSlot += 1;
currentBatchFirstSet = currentSlot;
}
}
if (currentBatchIndex != 0)
{
// Flush current batch.
vkCmdBindDescriptorSets(
_cb,
bindPoint,
pipelineLayout,
currentBatchFirstSet,
currentBatchIndex,
descriptorSets,
0,
null);
}
}
}
public static void AllocateDescriptorSets(ref VkDescriptorSetAllocateInfo pAllocateInfo, VkDescriptorSet *pDescriptorSets)
{
VulkanUtil.CheckResult(vkAllocateDescriptorSets(device, Utilities.AsPtr(ref pAllocateInfo), pDescriptorSets));
}
