7 #include "flutter/fml/make_copyable.h"
8 #include "flutter/fml/synchronization/semaphore.h"
18 static NSString* MTLCommandEncoderErrorStateToString(
19 MTLCommandEncoderErrorState state) {
21 case MTLCommandEncoderErrorStateUnknown:
23 case MTLCommandEncoderErrorStateCompleted:
25 case MTLCommandEncoderErrorStateAffected:
27 case MTLCommandEncoderErrorStatePending:
29 case MTLCommandEncoderErrorStateFaulted:
37 case MTLCommandBufferErrorNone:
39 case MTLCommandBufferErrorInternal:
41 case MTLCommandBufferErrorTimeout:
43 case MTLCommandBufferErrorPageFault:
45 case MTLCommandBufferErrorNotPermitted:
46 return @"not permitted";
47 case MTLCommandBufferErrorOutOfMemory:
48 return @"out of memory";
49 case MTLCommandBufferErrorInvalidResource:
50 return @"invalid resource";
51 case MTLCommandBufferErrorMemoryless:
52 return @"memory-less";
57 return [NSString stringWithFormat:
@"<unknown> %zu", code];
65 if (buffer.status == MTLCommandBufferStatusCompleted) {
69 std::stringstream stream;
70 stream <<
">>>>>>>" << std::endl;
71 stream <<
"Impeller command buffer could not be committed!" << std::endl;
73 if (
auto desc = buffer.error.localizedDescription) {
74 stream << desc.UTF8String << std::endl;
79 << (buffer.error.domain.length > 0u ? buffer.error.domain.UTF8String
83 static_cast<MTLCommandBufferError
>(buffer.error.code))
88 if (@available(iOS 14.0, macOS 11.0, *)) {
89 NSArray<id<MTLCommandBufferEncoderInfo>>* infos =
90 buffer.error.userInfo[MTLCommandBufferEncoderInfoErrorKey];
91 for (id<MTLCommandBufferEncoderInfo> info in infos) {
92 stream << (info.label.length > 0u ? info.label.UTF8String
93 :
"<Unlabelled Render Pass>")
95 << MTLCommandEncoderErrorStateToString(info.errorState).UTF8String
98 auto signposts = [info.debugSignposts componentsJoinedByString:
@", "];
99 if (signposts.length > 0u) {
100 stream << signposts.UTF8String << std::endl;
104 for (id<MTLFunctionLog> log in buffer.logs) {
105 auto desc = log.description;
106 if (desc.length > 0u) {
107 stream << desc.UTF8String << std::endl;
118 #ifndef FLUTTER_RELEASE
119 if (@available(iOS 14.0, macOS 11.0, *)) {
120 auto desc = [[MTLCommandBufferDescriptor alloc] init];
123 desc.errorOptions = MTLCommandBufferErrorOptionEncoderExecutionStatus;
124 return [queue commandBufferWithDescriptor:desc];
126 #endif // FLUTTER_RELEASE
127 return [queue commandBuffer];
130 CommandBufferMTL::CommandBufferMTL(
const std::weak_ptr<const Context>& context,
131 id<MTLCommandQueue> queue)
134 CommandBufferMTL::~CommandBufferMTL() =
default;
136 bool CommandBufferMTL::IsValid()
const {
137 return buffer_ != nil;
140 void CommandBufferMTL::SetLabel(
const std::string& label)
const {
145 [buffer_ setLabel:@(label.data())];
150 case MTLCommandBufferStatusCompleted:
151 return CommandBufferMTL::Status::kCompleted;
152 case MTLCommandBufferStatusEnqueued:
153 return CommandBufferMTL::Status::kPending;
157 return CommandBufferMTL::Status::kError;
160 bool CommandBufferMTL::OnSubmitCommands(CompletionCallback callback) {
161 auto context = context_.lock();
165 #ifdef IMPELLER_DEBUG
166 ContextMTL::Cast(*context).GetGPUTracer()->RecordCmdBuffer(buffer_);
167 #endif // IMPELLER_DEBUG
170 addCompletedHandler:^(id<MTLCommandBuffer> buffer) {
171 [[maybe_unused]]
auto result =
174 <<
"Must not have errors during command buffer submission.";
185 void CommandBufferMTL::OnWaitUntilScheduled() {}
187 std::shared_ptr<RenderPass> CommandBufferMTL::OnCreateRenderPass(
188 RenderTarget target) {
193 auto context = context_.lock();
197 auto pass = std::shared_ptr<RenderPassMTL>(
198 new RenderPassMTL(context, target, buffer_));
199 if (!pass->IsValid()) {
206 std::shared_ptr<BlitPass> CommandBufferMTL::OnCreateBlitPass() {
211 auto pass = std::shared_ptr<BlitPassMTL>(
new BlitPassMTL(buffer_));
212 if (!pass->IsValid()) {
219 std::shared_ptr<ComputePass> CommandBufferMTL::OnCreateComputePass() {
223 auto context = context_.lock();
229 std::shared_ptr<ComputePassMTL>(
new ComputePassMTL(context, buffer_));
230 if (!pass->IsValid()) {