blob: 956fa8b3a251e5f42ddb085404773ce93699c019 [file] [log] [blame]
// Copyright 2019 The Dawn Authors
//
// 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.
#include "dawn_native/RenderBundleEncoder.h"
#include "dawn_native/CommandValidation.h"
#include "dawn_native/Commands.h"
#include "dawn_native/Device.h"
#include "dawn_native/Format.h"
#include "dawn_native/RenderPipeline.h"
#include "dawn_native/ValidationUtils_autogen.h"
#include "dawn_platform/DawnPlatform.h"
#include "dawn_platform/tracing/TraceEvent.h"
namespace dawn_native {
MaybeError ValidateColorAttachmentFormat(const DeviceBase* device,
wgpu::TextureFormat textureFormat) {
DAWN_TRY(ValidateTextureFormat(textureFormat));
const Format* format = nullptr;
DAWN_TRY_ASSIGN(format, device->GetInternalFormat(textureFormat));
if (!format->IsColor() || !format->isRenderable) {
return DAWN_VALIDATION_ERROR(
"The color attachment texture format is not color renderable");
}
return {};
}
MaybeError ValidateDepthStencilAttachmentFormat(const DeviceBase* device,
wgpu::TextureFormat textureFormat) {
DAWN_TRY(ValidateTextureFormat(textureFormat));
const Format* format = nullptr;
DAWN_TRY_ASSIGN(format, device->GetInternalFormat(textureFormat));
if (!format->HasDepthOrStencil() || !format->isRenderable) {
return DAWN_VALIDATION_ERROR(
"The depth stencil attachment texture format is not a renderable depth/stencil "
"format");
}
return {};
}
MaybeError ValidateRenderBundleEncoderDescriptor(
const DeviceBase* device,
const RenderBundleEncoderDescriptor* descriptor) {
if (!IsValidSampleCount(descriptor->sampleCount)) {
return DAWN_VALIDATION_ERROR("Sample count is not supported");
}
if (descriptor->colorFormatsCount > kMaxColorAttachments) {
return DAWN_VALIDATION_ERROR("Color formats count exceeds maximum");
}
if (descriptor->colorFormatsCount == 0 &&
descriptor->depthStencilFormat == wgpu::TextureFormat::Undefined) {
return DAWN_VALIDATION_ERROR("Should have at least one attachment format");
}
for (uint32_t i = 0; i < descriptor->colorFormatsCount; ++i) {
DAWN_TRY(ValidateColorAttachmentFormat(device, descriptor->colorFormats[i]));
}
if (descriptor->depthStencilFormat != wgpu::TextureFormat::Undefined) {
DAWN_TRY(ValidateDepthStencilAttachmentFormat(device, descriptor->depthStencilFormat));
}
return {};
}
RenderBundleEncoder::RenderBundleEncoder(DeviceBase* device,
const RenderBundleEncoderDescriptor* descriptor)
: RenderEncoderBase(device, &mEncodingContext),
mEncodingContext(device, this),
mAttachmentState(device->GetOrCreateAttachmentState(descriptor)) {
}
RenderBundleEncoder::RenderBundleEncoder(DeviceBase* device, ErrorTag errorTag)
: RenderEncoderBase(device, &mEncodingContext, errorTag), mEncodingContext(device, this) {
}
// static
RenderBundleEncoder* RenderBundleEncoder::MakeError(DeviceBase* device) {
return new RenderBundleEncoder(device, ObjectBase::kError);
}
const AttachmentState* RenderBundleEncoder::GetAttachmentState() const {
return mAttachmentState.Get();
}
CommandIterator RenderBundleEncoder::AcquireCommands() {
return mEncodingContext.AcquireCommands();
}
RenderBundleBase* RenderBundleEncoder::Finish(const RenderBundleDescriptor* descriptor) {
PassResourceUsage usages = mUsageTracker.AcquireResourceUsage();
DeviceBase* device = GetDevice();
// Even if mEncodingContext.Finish() validation fails, calling it will mutate the internal
// state of the encoding context. Subsequent calls to encode commands will generate errors.
if (device->ConsumedError(mEncodingContext.Finish()) ||
(device->IsValidationEnabled() &&
device->ConsumedError(ValidateFinish(mEncodingContext.GetIterator(), usages)))) {
return RenderBundleBase::MakeError(device);
}
ASSERT(!IsError());
return new RenderBundleBase(this, descriptor, mAttachmentState.Get(), std::move(usages));
}
MaybeError RenderBundleEncoder::ValidateFinish(CommandIterator* commands,
const PassResourceUsage& usages) const {
TRACE_EVENT0(GetDevice()->GetPlatform(), Validation, "RenderBundleEncoder::ValidateFinish");
DAWN_TRY(GetDevice()->ValidateObject(this));
DAWN_TRY(ValidatePassResourceUsage(usages));
DAWN_TRY(ValidateRenderBundle(commands, mAttachmentState.Get()));
return {};
}
} // namespace dawn_native