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mirror of https://github.com/borgesdan/xn65 synced 2024-12-29 21:54:47 +01:00

Corrige BlendState

This commit is contained in:
Danilo 2024-04-13 21:04:12 -03:00
parent 3e026233a0
commit 1d21955efb
4 changed files with 87 additions and 68 deletions

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@ -1,9 +1,7 @@
#ifndef XNA_GRAPHICS_BLENDSTATE_HPP
#define XNA_GRAPHICS_BLENDSTATE_HPP
#include "../types.hpp"
#include "../forward.hpp"
#include "../enums.hpp"
#include "../default.hpp"
namespace xna {
struct BlendRenderTarget {
@ -24,13 +22,17 @@ namespace xna {
class IBlendState {
public:
virtual ~IBlendState() {}
virtual bool Initialize(GraphicsDevice& device, xna_error_nullarg) = 0;
virtual void AlphaToCoverageEnable(bool value) = 0;
virtual void IndependentBlendEnable(bool value) = 0;
virtual void RenderTargets(std::vector<BlendRenderTarget> const& value) = 0;
virtual bool Apply(GraphicsDevice& device, xna_error_nullarg) = 0;
static PBlendState Opaque();
static PBlendState AlphaBlend();
static PBlendState Additive();
static PBlendState NonPremultiplied();
virtual bool Apply(GraphicsDevice* device) = 0;
};
}

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@ -2,81 +2,80 @@
#include "device-dx.hpp"
namespace xna {
BlendState::BlendState(GraphicsDevice* device) {
_device = device;
}
bool BlendState::Apply(GraphicsDevice* device) {
D3D11_BLEND_DESC blendDesc{};
blendDesc.AlphaToCoverageEnable = AlphaToCoverage;
blendDesc.IndependentBlendEnable = IndependentBlendEnable;
for (size_t i = 0; i < 8; ++i) {
if (RenderTargets[i] == nullptr)
break;
blendDesc.RenderTarget[0].BlendEnable = RenderTargets[0]->Enabled;
blendDesc.RenderTarget[0].SrcBlend = BlendMapper::ConvertBlend(RenderTargets[0]->Source);
blendDesc.RenderTarget[0].DestBlend = BlendMapper::ConvertBlend(RenderTargets[0]->Destination);
blendDesc.RenderTarget[0].BlendOp = BlendMapper::ConvertOperation(RenderTargets[0]->Operation);
blendDesc.RenderTarget[0].SrcBlendAlpha = BlendMapper::ConvertBlend(RenderTargets[0]->SourceAlpha);
blendDesc.RenderTarget[0].DestBlendAlpha = BlendMapper::ConvertBlend(RenderTargets[0]->DestinationAlpha);
blendDesc.RenderTarget[0].BlendOpAlpha = BlendMapper::ConvertOperation(RenderTargets[0]->OperationAlpha);
blendDesc.RenderTarget[0].RenderTargetWriteMask = BlendMapper::ConvertColorWrite(RenderTargets[0]->WriteMask);
bool BlendState::Initialize(GraphicsDevice& device, xna_error_ptr_arg)
{
if (!device._device) {
xna_error_apply(err, XnaErrorCode::ARGUMENT_IS_NULL);
return false;
}
if (_device == nullptr || _device != device)
_device = device;
if (_blendState) {
_blendState->Release();
_blendState = nullptr;
}
if FAILED(_device->_device->CreateBlendState(&blendDesc, &_blendState))
return false;
const auto hr = device._device->CreateBlendState(&_description, &_blendState);
_device->_context->OMSetBlendState(_blendState, nullptr, 0xffffffff);
if (FAILED(hr)) {
xna_error_apply(err, XnaErrorCode::FAILED_OPERATION);
return false;
}
return true;
}
bool BlendState::Apply(GraphicsDevice& device, xna_error_ptr_arg) {
if (!device._context) {
xna_error_apply(err, XnaErrorCode::ARGUMENT_IS_NULL);
return false;
}
if (!_blendState) {
const auto init = Initialize(device, err);
if (!init) return false;
}
device._context->OMSetBlendState(_blendState, nullptr, 0xffffffff);
return true;
}
PBlendState IBlendState::Opaque() {
auto blendState = New<BlendState>(nullptr);
blendState->RenderTargets[0] = New<BlendRenderTarget>();
blendState->RenderTargets[0]->Source = Blend::SourceAlpha;
blendState->RenderTargets[0]->SourceAlpha = Blend::SourceAlpha;
blendState->RenderTargets[0]->Destination = Blend::Zero;
blendState->RenderTargets[0]->DestinationAlpha = Blend::Zero;
auto blendState = New<BlendState>();
blendState->_description.RenderTarget[0].SrcBlend = D3D11_BLEND_SRC_ALPHA;
blendState->_description.RenderTarget[0].SrcBlendAlpha = D3D11_BLEND_SRC_ALPHA;
blendState->_description.RenderTarget[0].DestBlend = D3D11_BLEND_DEST_ALPHA;
blendState->_description.RenderTarget[0].DestBlendAlpha = D3D11_BLEND_ZERO;
return blendState;
}
PBlendState IBlendState::AlphaBlend() {
auto blendState = New<BlendState>(nullptr);
blendState->RenderTargets[0] = New<BlendRenderTarget>();
blendState->RenderTargets[0]->Source = Blend::One;
blendState->RenderTargets[0]->SourceAlpha = Blend::One;
blendState->RenderTargets[0]->Destination = Blend::InverseSourceAlpha;
blendState->RenderTargets[0]->DestinationAlpha = Blend::InverseSourceAlpha;
auto blendState = New<BlendState>();
blendState->_description.RenderTarget[0].SrcBlend = D3D11_BLEND_ONE;
blendState->_description.RenderTarget[0].SrcBlendAlpha = D3D11_BLEND_ONE;
blendState->_description.RenderTarget[0].DestBlend = D3D11_BLEND_INV_DEST_ALPHA;
blendState->_description.RenderTarget[0].DestBlendAlpha = D3D11_BLEND_INV_DEST_ALPHA;
return blendState;
}
PBlendState IBlendState::Additive() {
auto blendState = New<BlendState>(nullptr);
blendState->RenderTargets[0] = New<BlendRenderTarget>();
blendState->RenderTargets[0]->Source = Blend::SourceAlpha;
blendState->RenderTargets[0]->SourceAlpha = Blend::SourceAlpha;
blendState->RenderTargets[0]->Destination = Blend::One;
blendState->RenderTargets[0]->DestinationAlpha = Blend::One;
auto blendState = New<BlendState>();
blendState->_description.RenderTarget[0].SrcBlend = D3D11_BLEND_SRC_ALPHA;
blendState->_description.RenderTarget[0].SrcBlendAlpha = D3D11_BLEND_SRC_ALPHA;
blendState->_description.RenderTarget[0].DestBlend = D3D11_BLEND_ONE;
blendState->_description.RenderTarget[0].DestBlendAlpha = D3D11_BLEND_ONE;
return blendState;
}
PBlendState IBlendState::NonPremultiplied() {
auto blendState = New<BlendState>(nullptr);
blendState->RenderTargets[0] = New<BlendRenderTarget>();
blendState->RenderTargets[0]->Source = Blend::SourceAlpha;
blendState->RenderTargets[0]->SourceAlpha = Blend::SourceAlpha;
blendState->RenderTargets[0]->Destination = Blend::InverseSourceAlpha;
blendState->RenderTargets[0]->DestinationAlpha = Blend::InverseSourceAlpha;
auto blendState = New<BlendState>();
blendState->_description.RenderTarget[0].SrcBlend = D3D11_BLEND_SRC_ALPHA;
blendState->_description.RenderTarget[0].SrcBlendAlpha = D3D11_BLEND_SRC_ALPHA;
blendState->_description.RenderTarget[0].DestBlend = D3D11_BLEND_INV_DEST_ALPHA;
blendState->_description.RenderTarget[0].DestBlendAlpha = D3D11_BLEND_INV_DEST_ALPHA;
return blendState;
}

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@ -8,7 +8,7 @@
namespace xna {
class BlendState : public IBlendState {
public:
BlendState(GraphicsDevice* device);
BlendState() = default;
virtual ~BlendState() override {
if (_blendState) {
@ -16,21 +16,39 @@ namespace xna {
_blendState = nullptr;
}
}
virtual bool Initialize(GraphicsDevice& device, xna_error_nullarg) override;
virtual constexpr void AlphaToCoverageEnable(bool value) override {
_description.AlphaToCoverageEnable = value;
}
virtual bool Apply(GraphicsDevice* device) override;
virtual constexpr void IndependentBlendEnable(bool value) override {
_description.IndependentBlendEnable = value;
}
virtual void RenderTargets(std::vector<BlendRenderTarget> const& value) override {
for (size_t i = 0; i < value.size() && i < 8; ++i) {
_description.RenderTarget[i].BlendEnable = value[i].Enabled;
_description.RenderTarget[i].SrcBlend = ConvertBlend(value[i].Source);
_description.RenderTarget[i].DestBlend = ConvertBlend(value[i].Destination);
_description.RenderTarget[i].BlendOp = ConvertOperation(value[i].Operation);
_description.RenderTarget[i].SrcBlendAlpha = ConvertBlend(value[i].SourceAlpha);
_description.RenderTarget[i].DestBlendAlpha = ConvertBlend(value[i].DestinationAlpha);
_description.RenderTarget[i].BlendOpAlpha = ConvertOperation(value[i].OperationAlpha);
_description.RenderTarget[i].RenderTargetWriteMask = ConvertColorWrite(value[i].WriteMask);
}
}
virtual bool Apply(GraphicsDevice& device, xna_error_nullarg) override;
public:
ID3D11BlendState* _blendState{ nullptr };
GraphicsDevice* _device{ nullptr };
bool AlphaToCoverage{ false };
bool IndependentBlendEnable{ false };
PBlendRenderTarget RenderTargets[8];
};
ID3D11BlendState* _blendState{ nullptr };
D3D11_BLEND_DESC _description{};
struct BlendMapper {
public:
static constexpr D3D11_BLEND ConvertBlend(Blend blend) {
switch (blend)
{
{
case xna::Blend::Zero:
return D3D11_BLEND_ZERO;
case xna::Blend::One:
@ -105,7 +123,7 @@ namespace xna {
return D3D11_COLOR_WRITE_ENABLE_ALL;
}
}
};
};
}
#endif

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@ -82,7 +82,7 @@ namespace xna {
_context->RSSetViewports(1, &view);
_blendState->Apply(this);
_blendState->Apply(*this);
return true;
}