VKPipeline: Add shader blending support

This commit is contained in:
OatmealDome 2021-12-25 00:27:53 -05:00
parent 3ed9d5a3c7
commit bad0283ff7

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@ -132,53 +132,64 @@ static VkPipelineDepthStencilStateCreateInfo GetVulkanDepthStencilState(const De
};
}
static VkPipelineColorBlendAttachmentState GetVulkanAttachmentBlendState(const BlendingState& state)
static VkPipelineColorBlendAttachmentState
GetVulkanAttachmentBlendState(const BlendingState& state)
{
VkPipelineColorBlendAttachmentState vk_state = {};
vk_state.blendEnable = static_cast<VkBool32>(state.blendenable);
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;
bool use_dual_source =
state.usedualsrc && g_ActiveConfig.backend_info.bSupportsDualSourceBlend &&
(!DriverDetails::HasBug(DriverDetails::BUG_BROKEN_DUAL_SOURCE_BLENDING) || state.dstalpha);
bool use_shader_blend = !use_dual_source && state.usedualsrc && state.dstalpha &&
g_ActiveConfig.backend_info.bSupportsFramebufferFetch;
if (use_dual_source)
if (use_shader_blend)
{
static constexpr std::array<VkBlendFactor, 8> src_factors = {
{VK_BLEND_FACTOR_ZERO, VK_BLEND_FACTOR_ONE, VK_BLEND_FACTOR_DST_COLOR,
VK_BLEND_FACTOR_ONE_MINUS_DST_COLOR, VK_BLEND_FACTOR_SRC1_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA, VK_BLEND_FACTOR_DST_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA}};
static constexpr std::array<VkBlendFactor, 8> dst_factors = {
{VK_BLEND_FACTOR_ZERO, VK_BLEND_FACTOR_ONE, VK_BLEND_FACTOR_SRC_COLOR,
VK_BLEND_FACTOR_ONE_MINUS_SRC_COLOR, VK_BLEND_FACTOR_SRC1_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA, VK_BLEND_FACTOR_DST_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA}};
vk_state.srcColorBlendFactor = src_factors[u32(state.srcfactor.Value())];
vk_state.srcAlphaBlendFactor = src_factors[u32(state.srcfactoralpha.Value())];
vk_state.dstColorBlendFactor = dst_factors[u32(state.dstfactor.Value())];
vk_state.dstAlphaBlendFactor = dst_factors[u32(state.dstfactoralpha.Value())];
vk_state.blendEnable = VK_FALSE;
}
else
{
static constexpr std::array<VkBlendFactor, 8> src_factors = {
{VK_BLEND_FACTOR_ZERO, VK_BLEND_FACTOR_ONE, VK_BLEND_FACTOR_DST_COLOR,
VK_BLEND_FACTOR_ONE_MINUS_DST_COLOR, VK_BLEND_FACTOR_SRC_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA, VK_BLEND_FACTOR_DST_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA}};
vk_state.blendEnable = static_cast<VkBool32>(state.blendenable);
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;
static constexpr std::array<VkBlendFactor, 8> dst_factors = {
{VK_BLEND_FACTOR_ZERO, VK_BLEND_FACTOR_ONE, VK_BLEND_FACTOR_SRC_COLOR,
VK_BLEND_FACTOR_ONE_MINUS_SRC_COLOR, VK_BLEND_FACTOR_SRC_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA, VK_BLEND_FACTOR_DST_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA}};
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,
VK_BLEND_FACTOR_ONE_MINUS_DST_COLOR, VK_BLEND_FACTOR_SRC1_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA, VK_BLEND_FACTOR_DST_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA}};
static constexpr std::array<VkBlendFactor, 8> dst_factors = {
{VK_BLEND_FACTOR_ZERO, VK_BLEND_FACTOR_ONE, VK_BLEND_FACTOR_SRC_COLOR,
VK_BLEND_FACTOR_ONE_MINUS_SRC_COLOR, VK_BLEND_FACTOR_SRC1_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA, VK_BLEND_FACTOR_DST_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA}};
vk_state.srcColorBlendFactor = src_factors[u32(state.srcfactor.Value())];
vk_state.srcAlphaBlendFactor = src_factors[u32(state.srcfactoralpha.Value())];
vk_state.dstColorBlendFactor = dst_factors[u32(state.dstfactor.Value())];
vk_state.dstAlphaBlendFactor = dst_factors[u32(state.dstfactoralpha.Value())];
vk_state.srcColorBlendFactor = src_factors[u32(state.srcfactor.Value())];
vk_state.srcAlphaBlendFactor = src_factors[u32(state.srcfactoralpha.Value())];
vk_state.dstColorBlendFactor = dst_factors[u32(state.dstfactor.Value())];
vk_state.dstAlphaBlendFactor = dst_factors[u32(state.dstfactoralpha.Value())];
}
else
{
static constexpr std::array<VkBlendFactor, 8> src_factors = {
{VK_BLEND_FACTOR_ZERO, VK_BLEND_FACTOR_ONE, VK_BLEND_FACTOR_DST_COLOR,
VK_BLEND_FACTOR_ONE_MINUS_DST_COLOR, VK_BLEND_FACTOR_SRC_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA, VK_BLEND_FACTOR_DST_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA}};
static constexpr std::array<VkBlendFactor, 8> dst_factors = {
{VK_BLEND_FACTOR_ZERO, VK_BLEND_FACTOR_ONE, VK_BLEND_FACTOR_SRC_COLOR,
VK_BLEND_FACTOR_ONE_MINUS_SRC_COLOR, VK_BLEND_FACTOR_SRC_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA, VK_BLEND_FACTOR_DST_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA}};
vk_state.srcColorBlendFactor = src_factors[u32(state.srcfactor.Value())];
vk_state.srcAlphaBlendFactor = src_factors[u32(state.srcfactoralpha.Value())];
vk_state.dstColorBlendFactor = dst_factors[u32(state.dstfactor.Value())];
vk_state.dstAlphaBlendFactor = dst_factors[u32(state.dstfactoralpha.Value())];
}
}
if (state.colorupdate)