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anv/pass: Precompute some subpass usage information

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This commit is contained in:
Jason Ekstrand
2016-10-27 02:11:56 -07:00
parent 9b9fb6d212
commit e2f5880839
2 changed files with 43 additions and 7 deletions
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39
src/intel/vulkan/anv_pass.c
View File

@@ -54,6 +54,17 @@ VkResult anv_CreateRenderPass(
pass->subpass_count = pCreateInfo->subpassCount;
pass->attachments = (void *) pass + attachments_offset;
pass->subpass_usages =
vk_zalloc2(&device->alloc, pAllocator,
pass->subpass_count * pass->attachment_count *
sizeof(*pass->subpass_usages),
8, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if (pass->subpass_usages == NULL) {
vk_free2(&device->alloc, pAllocator, pass);
return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
}
enum anv_subpass_usage *usages = pass->subpass_usages;
for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) {
struct anv_render_pass_attachment *att = &pass->attachments[i];
@@ -62,6 +73,8 @@ VkResult anv_CreateRenderPass(
att->load_op = pCreateInfo->pAttachments[i].loadOp;
att->store_op = pCreateInfo->pAttachments[i].storeOp;
att->stencil_load_op = pCreateInfo->pAttachments[i].stencilLoadOp;
att->subpass_usage = usages;
usages += pass->subpass_count;
}
uint32_t subpass_attachment_count = 0, *p;
@@ -80,6 +93,7 @@ VkResult anv_CreateRenderPass(
subpass_attachment_count * sizeof(uint32_t), 8,
VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if (pass->subpass_attachments == NULL) {
vk_free2(&device->alloc, pAllocator, pass->subpass_usages);
vk_free2(&device->alloc, pAllocator, pass);
return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
}
@@ -97,8 +111,9 @@ VkResult anv_CreateRenderPass(
p += desc->inputAttachmentCount;
for (uint32_t j = 0; j < desc->inputAttachmentCount; j++) {
subpass->input_attachments[j]
= desc->pInputAttachments[j].attachment;
uint32_t a = desc->pInputAttachments[j].attachment;
subpass->input_attachments[j] = a;
pass->attachments[a].subpass_usage[i] |= ANV_SUBPASS_USAGE_INPUT;
}
}
@@ -107,8 +122,9 @@ VkResult anv_CreateRenderPass(
p += desc->colorAttachmentCount;
for (uint32_t j = 0; j < desc->colorAttachmentCount; j++) {
subpass->color_attachments[j]
= desc->pColorAttachments[j].attachment;
uint32_t a = desc->pColorAttachments[j].attachment;
subpass->color_attachments[j] = a;
pass->attachments[a].subpass_usage[i] |= ANV_SUBPASS_USAGE_DRAW;
}
}
@@ -120,14 +136,22 @@ VkResult anv_CreateRenderPass(
for (uint32_t j = 0; j < desc->colorAttachmentCount; j++) {
uint32_t a = desc->pResolveAttachments[j].attachment;
subpass->resolve_attachments[j] = a;
if (a != VK_ATTACHMENT_UNUSED)
if (a != VK_ATTACHMENT_UNUSED) {
subpass->has_resolve = true;
uint32_t color_att = desc->pColorAttachments[j].attachment;
pass->attachments[color_att].subpass_usage[i] |=
ANV_SUBPASS_USAGE_RESOLVE_SRC;
pass->attachments[a].subpass_usage[i] |=
ANV_SUBPASS_USAGE_RESOLVE_DST;
}
}
}
if (desc->pDepthStencilAttachment) {
subpass->depth_stencil_attachment =
desc->pDepthStencilAttachment->attachment;
uint32_t a = desc->pDepthStencilAttachment->attachment;
subpass->depth_stencil_attachment = a;
if (a != VK_ATTACHMENT_UNUSED)
pass->attachments[a].subpass_usage[i] |= ANV_SUBPASS_USAGE_DRAW;
} else {
subpass->depth_stencil_attachment = VK_ATTACHMENT_UNUSED;
}
@@ -150,6 +174,7 @@ void anv_DestroyRenderPass(
return;
vk_free2(&device->alloc, pAllocator, pass->subpass_attachments);
vk_free2(&device->alloc, pAllocator, pass->subpass_usages);
vk_free2(&device->alloc, pAllocator, pass);
}

11
src/intel/vulkan/anv_private.h
View File

@@ -1708,18 +1708,29 @@ struct anv_subpass {
bool has_resolve;
};
enum anv_subpass_usage {
ANV_SUBPASS_USAGE_DRAW = (1 << 0),
ANV_SUBPASS_USAGE_INPUT = (1 << 1),
ANV_SUBPASS_USAGE_RESOLVE_SRC = (1 << 2),
ANV_SUBPASS_USAGE_RESOLVE_DST = (1 << 3),
};
struct anv_render_pass_attachment {
VkFormat format;
uint32_t samples;
VkAttachmentLoadOp load_op;
VkAttachmentStoreOp store_op;
VkAttachmentLoadOp stencil_load_op;
/* An array, indexed by subpass id, of how the attachment will be used. */
enum anv_subpass_usage * subpass_usage;
};
struct anv_render_pass {
uint32_t attachment_count;
uint32_t subpass_count;
uint32_t * subpass_attachments;
enum anv_subpass_usage * subpass_usages;
struct anv_render_pass_attachment * attachments;
struct anv_subpass subpasses[0];
};