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[dxvk] Loosen render pass barriers

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Still use ALL_COMMANDS_BIT at the end to avoid potential WAR hazards
for things like vertex buffers.
This commit is contained in:
Philip Rebohle 2021-02-09 18:13:49 +01:00
parent 29afaea338
commit d3b2db5978
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GPG Key ID: C8CC613427A31C99
1 changed files with 10 additions and 25 deletions
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35
src/dxvk/dxvk_context.cpp
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@ -3479,36 +3479,17 @@ namespace dxvk {
void DxvkContext::resetRenderPassOps(
const DxvkRenderTargets& renderTargets,
DxvkRenderPassOps& renderPassOps) {
VkPipelineStageFlags shaderStages = m_device->getShaderPipelineStages()
& ~VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT;
renderPassOps.barrier.srcStages = shaderStages
| VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT
| VK_PIPELINE_STAGE_VERTEX_INPUT_BIT;
renderPassOps.barrier.srcAccess = VK_ACCESS_SHADER_WRITE_BIT;
if (m_device->features().extTransformFeedback.transformFeedback) {
renderPassOps.barrier.srcStages |= VK_PIPELINE_STAGE_TRANSFORM_FEEDBACK_BIT_EXT;
renderPassOps.barrier.srcAccess |= VK_ACCESS_TRANSFORM_FEEDBACK_WRITE_BIT_EXT
| VK_ACCESS_TRANSFORM_FEEDBACK_COUNTER_READ_BIT_EXT
| VK_ACCESS_TRANSFORM_FEEDBACK_COUNTER_WRITE_BIT_EXT;
}
renderPassOps.barrier.dstStages = VK_PIPELINE_STAGE_ALL_COMMANDS_BIT;
renderPassOps.barrier.dstAccess = 0;
VkAccessFlags access = 0;
if (renderTargets.depth.view != nullptr) {
renderPassOps.depthOps = DxvkDepthAttachmentOps {
VK_ATTACHMENT_LOAD_OP_LOAD, VK_ATTACHMENT_LOAD_OP_LOAD,
renderTargets.depth.layout, renderTargets.depth.layout };
renderPassOps.barrier.srcStages |= VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT
| VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT;
access |= VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT;
if (renderTargets.depth.layout != VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL)
renderPassOps.barrier.srcAccess |= VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
renderPassOps.barrier.dstAccess |= renderTargets.depth.view->imageInfo().access;
access |= VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
} else {
renderPassOps.depthOps = DxvkDepthAttachmentOps { };
}
@ -3520,13 +3501,17 @@ namespace dxvk {
renderTargets.color[i].layout,
renderTargets.color[i].layout };
renderPassOps.barrier.srcStages |= VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
renderPassOps.barrier.srcAccess |= VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
renderPassOps.barrier.dstAccess |= renderTargets.color[i].view->imageInfo().access;
access |= VK_ACCESS_COLOR_ATTACHMENT_READ_BIT
| VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
} else {
renderPassOps.colorOps[i] = DxvkColorAttachmentOps { };
}
}
renderPassOps.barrier.srcStages = VK_PIPELINE_STAGE_ALL_GRAPHICS_BIT;
renderPassOps.barrier.srcAccess = access;
renderPassOps.barrier.dstStages = VK_PIPELINE_STAGE_ALL_COMMANDS_BIT;
renderPassOps.barrier.dstAccess = access;
}