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DriverDetails: Add broken dual source blending bug to MoltenVK on Intel GPUs

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OatmealDome
2021-07-23 08:32:21 -04:00
parent aa64f7f14f
commit a256c11d2f
3 changed files with 16 additions and 5 deletions
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8
Source/Core/VideoBackends/Vulkan/VKPipeline.cpp
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@ -14,6 +14,8 @@
#include "VideoBackends/Vulkan/VKVertexFormat.h"
#include "VideoBackends/Vulkan/VulkanContext.h"
#include "VideoCommon/DriverDetails.h"
namespace Vulkan
{
VKPipeline::VKPipeline(VkPipeline pipeline, VkPipelineLayout pipeline_layout,
@ -137,7 +139,11 @@ static VkPipelineColorBlendAttachmentState GetVulkanAttachmentBlendState(const B
vk_state.colorBlendOp = state.subtract ? VK_BLEND_OP_REVERSE_SUBTRACT : VK_BLEND_OP_ADD;
vk_state.alphaBlendOp = state.subtractAlpha ? VK_BLEND_OP_REVERSE_SUBTRACT : VK_BLEND_OP_ADD;
if (state.usedualsrc && g_ActiveConfig.backend_info.bSupportsDualSourceBlend)
bool use_dual_source =
state.usedualsrc && g_ActiveConfig.backend_info.bSupportsDualSourceBlend &&
(!DriverDetails::HasBug(DriverDetails::BUG_BROKEN_DUAL_SOURCE_BLENDING) || state.dstalpha);
if (use_dual_source)
{
static constexpr std::array<VkBlendFactor, 8> src_factors = {
{VK_BLEND_FACTOR_ZERO, VK_BLEND_FACTOR_ONE, VK_BLEND_FACTOR_DST_COLOR,