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command_builder_utils.go
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/
command_builder_utils.go
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// Copyright (C) 2020 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package vulkan
import (
"context"
"github.com/google/gapid/gapis/api"
"github.com/google/gapid/gapis/memory"
)
type commandBuilderUtil struct {
allocations *allocationTracker
readMemories []*api.AllocResult
writeMemories []*api.AllocResult
}
func newCommandBuilderUtil(allocations *allocationTracker) *commandBuilderUtil {
return &commandBuilderUtil{
allocations: allocations,
readMemories: make([]*api.AllocResult, 0),
writeMemories: make([]*api.AllocResult, 0),
}
}
func (util *commandBuilderUtil) allocReadData(ctx context.Context, g *api.GlobalState, value ...interface{}) api.AllocResult {
allocateResult := util.allocations.AllocDataOrPanic(ctx, value...)
util.readMemories = append(util.readMemories, &allocateResult)
rng, id := allocateResult.Data()
g.Memory.ApplicationPool().Write(rng.Base, memory.Resource(id, rng.Size))
return allocateResult
}
func (util *commandBuilderUtil) allocWriteData(ctx context.Context, v ...interface{}) api.AllocResult {
allocateResult := util.allocations.AllocDataOrPanic(ctx, v...)
util.writeMemories = append(util.writeMemories, &allocateResult)
return allocateResult
}
func (util *commandBuilderUtil) observeNewCommand(cmd api.Cmd) {
for i := range util.readMemories {
cmd.Extras().GetOrAppendObservations().AddRead(util.readMemories[i].Data())
}
for i := range util.writeMemories {
cmd.Extras().GetOrAppendObservations().AddWrite(util.writeMemories[i].Data())
}
util.readMemories = []*api.AllocResult{}
util.writeMemories = []*api.AllocResult{}
}
func createNewCommandPool(
ctx context.Context,
allocations *allocationTracker,
inputState *api.GlobalState,
thread uint64,
device VkDevice,
family uint32) (VkCommandPool, api.Cmd) {
commandPoolID := VkCommandPool(newUnusedID(false, func(x uint64) bool {
return GetState(inputState).CommandPools().Contains(VkCommandPool(x))
}))
poolCreateInfo := NewVkCommandPoolCreateInfo(
VkStructureType_VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO, // sType
NewVoidᶜᵖ(memory.Nullptr), // pNext
VkCommandPoolCreateFlags(VkCommandPoolCreateFlagBits_VK_COMMAND_POOL_CREATE_TRANSIENT_BIT), // flags
family, // queueFamilyIndex
)
util := newCommandBuilderUtil(allocations)
cb := CommandBuilder{Thread: thread}
newCmd := cb.VkCreateCommandPool(
device,
util.allocReadData(ctx, inputState, poolCreateInfo).Ptr(),
memory.Nullptr,
util.allocWriteData(ctx, commandPoolID).Ptr(),
VkResult_VK_SUCCESS,
)
util.observeNewCommand(newCmd)
return commandPoolID, newCmd
}
func createNewCommandBuffer(
ctx context.Context,
allocations *allocationTracker,
inputState *api.GlobalState,
thread uint64,
device VkDevice,
commandPool VkCommandPool,
level VkCommandBufferLevel) (VkCommandBuffer, api.Cmd) {
commandBuffer := VkCommandBuffer(newUnusedID(true, func(x uint64) bool {
return GetState(inputState).CommandBuffers().Contains(VkCommandBuffer(x))
}))
commandBufferAllocateInfo := NewVkCommandBufferAllocateInfo(
VkStructureType_VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO, // sType
NewVoidᶜᵖ(memory.Nullptr), // pNext
commandPool, // commandPool
level, // level
1, // commandBufferCount
)
util := newCommandBuilderUtil(allocations)
cb := CommandBuilder{Thread: thread}
newCmd := cb.VkAllocateCommandBuffers(
device,
util.allocReadData(ctx, inputState, commandBufferAllocateInfo).Ptr(),
util.allocWriteData(ctx, commandBuffer).Ptr(),
VkResult_VK_SUCCESS,
)
util.observeNewCommand(newCmd)
return commandBuffer, newCmd
}
func beginCommandBuffer(
ctx context.Context,
allocations *allocationTracker,
inputState *api.GlobalState,
thread uint64,
commandBuffer VkCommandBuffer) api.Cmd {
util := newCommandBuilderUtil(allocations)
beginInfo := NewVkCommandBufferBeginInfo(
VkStructureType_VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, // sType
NewVoidᶜᵖ(memory.Nullptr), // pNext
0, // flags
NewVkCommandBufferInheritanceInfoᶜᵖ(memory.Nullptr), // pInheritanceInfo
)
cb := CommandBuilder{Thread: thread}
newCmd := cb.VkBeginCommandBuffer(
commandBuffer,
util.allocReadData(ctx, inputState, beginInfo).Ptr(),
VkResult_VK_SUCCESS,
)
util.observeNewCommand(newCmd)
return newCmd
}
func beginCommandBufferFromExistingCommandBuffer(
ctx context.Context,
allocations *allocationTracker,
inputState *api.GlobalState,
thread uint64,
commandBufferToBegin VkCommandBuffer,
referenceCommandBufferObject CommandBufferObjectʳ) api.Cmd {
util := newCommandBuilderUtil(allocations)
pNext := NewVoidᶜᵖ(memory.Nullptr)
if !referenceCommandBufferObject.BeginInfo().DeviceGroupBegin().IsNil() {
beginInfo := NewVkDeviceGroupCommandBufferBeginInfo(
VkStructureType_VK_STRUCTURE_TYPE_DEVICE_GROUP_COMMAND_BUFFER_BEGIN_INFO, // sType
pNext, // pNext
referenceCommandBufferObject.BeginInfo().DeviceGroupBegin().DeviceMask(), // deviceMask
)
beginInfoData := util.allocReadData(ctx, inputState, beginInfo)
pNext = NewVoidᶜᵖ(beginInfoData.Ptr())
}
pInheritenceInfo := NewVkCommandBufferInheritanceInfoᶜᵖ(memory.Nullptr)
if existingBeginInfo := referenceCommandBufferObject.BeginInfo(); existingBeginInfo.Inherited() {
inheritenceInfo := NewVkCommandBufferInheritanceInfo(
VkStructureType_VK_STRUCTURE_TYPE_COMMAND_BUFFER_INHERITANCE_INFO,
NewVoidᶜᵖ(memory.Nullptr),
existingBeginInfo.InheritedRenderPass(),
existingBeginInfo.InheritedSubpass(),
existingBeginInfo.InheritedFramebuffer(),
existingBeginInfo.InheritedOcclusionQuery(),
existingBeginInfo.InheritedQueryFlags(),
existingBeginInfo.InheritedPipelineStatsFlags(),
)
inheritanceInfoData := util.allocReadData(ctx, inputState, inheritenceInfo)
pInheritenceInfo = NewVkCommandBufferInheritanceInfoᶜᵖ(inheritanceInfoData.Ptr())
}
beginInfo := NewVkCommandBufferBeginInfo(
VkStructureType_VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, // sType
pNext, // pNext
referenceCommandBufferObject.BeginInfo().Flags(), // flags
pInheritenceInfo, // pInheritanceInfo
)
cb := CommandBuilder{Thread: thread}
newCmd := cb.VkBeginCommandBuffer(
commandBufferToBegin,
util.allocReadData(ctx, inputState, beginInfo).Ptr(),
VkResult_VK_SUCCESS,
)
util.observeNewCommand(newCmd)
return newCmd
}
func endCommandBuffer(thread uint64, commandBuffer VkCommandBuffer) api.Cmd {
cb := CommandBuilder{Thread: thread}
newCmd := cb.VkEndCommandBuffer(commandBuffer, VkResult_VK_SUCCESS)
return newCmd
}