ppsspp/GPU/D3D11/StateMappingD3D11.cpp
2017-08-14 11:14:26 +02:00

471 lines
17 KiB
C++

// Copyright (c) 2012- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#include <d3d11.h>
#include <d3d11_1.h>
#include "math/dataconv.h"
#include "GPU/Math3D.h"
#include "GPU/GPUState.h"
#include "GPU/ge_constants.h"
#include "GPU/Common/GPUStateUtils.h"
#include "Core/System.h"
#include "Core/Config.h"
#include "Core/Reporting.h"
#include "GPU/Common/FramebufferCommon.h"
#include "GPU/D3D11/DrawEngineD3D11.h"
#include "GPU/D3D11/StateMappingD3D11.h"
#include "GPU/D3D11/FramebufferManagerD3D11.h"
#include "GPU/D3D11/TextureCacheD3D11.h"
// These tables all fit into u8s.
static const D3D11_BLEND d3d11BlendFactorLookup[(size_t)BlendFactor::COUNT] = {
D3D11_BLEND_ZERO,
D3D11_BLEND_ONE,
D3D11_BLEND_SRC_COLOR,
D3D11_BLEND_INV_SRC_COLOR,
D3D11_BLEND_DEST_COLOR,
D3D11_BLEND_INV_DEST_COLOR,
D3D11_BLEND_SRC_ALPHA,
D3D11_BLEND_INV_SRC_ALPHA,
D3D11_BLEND_DEST_ALPHA,
D3D11_BLEND_INV_DEST_ALPHA,
D3D11_BLEND_BLEND_FACTOR,
D3D11_BLEND_INV_BLEND_FACTOR,
D3D11_BLEND_BLEND_FACTOR,
D3D11_BLEND_INV_BLEND_FACTOR,
D3D11_BLEND_SRC1_COLOR,
D3D11_BLEND_INV_SRC1_COLOR,
D3D11_BLEND_SRC1_ALPHA,
D3D11_BLEND_INV_SRC1_ALPHA,
};
static const D3D11_BLEND_OP d3d11BlendEqLookup[(size_t)BlendEq::COUNT] = {
D3D11_BLEND_OP_ADD,
D3D11_BLEND_OP_SUBTRACT,
D3D11_BLEND_OP_REV_SUBTRACT,
D3D11_BLEND_OP_MIN,
D3D11_BLEND_OP_MAX,
};
static const D3D11_CULL_MODE cullingMode[] = {
D3D11_CULL_BACK,
D3D11_CULL_FRONT,
};
static const D3D11_COMPARISON_FUNC compareOps[] = {
D3D11_COMPARISON_NEVER,
D3D11_COMPARISON_ALWAYS,
D3D11_COMPARISON_EQUAL,
D3D11_COMPARISON_NOT_EQUAL,
D3D11_COMPARISON_LESS,
D3D11_COMPARISON_LESS_EQUAL,
D3D11_COMPARISON_GREATER,
D3D11_COMPARISON_GREATER_EQUAL,
};
static const D3D11_STENCIL_OP stencilOps[] = {
D3D11_STENCIL_OP_KEEP,
D3D11_STENCIL_OP_ZERO,
D3D11_STENCIL_OP_REPLACE,
D3D11_STENCIL_OP_INVERT,
D3D11_STENCIL_OP_INCR_SAT,
D3D11_STENCIL_OP_DECR_SAT,
D3D11_STENCIL_OP_KEEP, // reserved
D3D11_STENCIL_OP_KEEP, // reserved
};
static const D3D11_PRIMITIVE_TOPOLOGY primToD3D11[8] = {
D3D11_PRIMITIVE_TOPOLOGY_POINTLIST,
D3D11_PRIMITIVE_TOPOLOGY_LINELIST,
D3D11_PRIMITIVE_TOPOLOGY_LINESTRIP,
D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST,
D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP,
D3D11_PRIMITIVE_TOPOLOGY_UNDEFINED, // D3D11 doesn't do triangle fans.
D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST,
};
static const D3D11_LOGIC_OP logicOps[] = {
D3D11_LOGIC_OP_CLEAR,
D3D11_LOGIC_OP_AND,
D3D11_LOGIC_OP_AND_REVERSE,
D3D11_LOGIC_OP_COPY,
D3D11_LOGIC_OP_AND_INVERTED,
D3D11_LOGIC_OP_NOOP,
D3D11_LOGIC_OP_XOR,
D3D11_LOGIC_OP_OR,
D3D11_LOGIC_OP_NOR,
D3D11_LOGIC_OP_EQUIV,
D3D11_LOGIC_OP_INVERT,
D3D11_LOGIC_OP_OR_REVERSE,
D3D11_LOGIC_OP_COPY_INVERTED,
D3D11_LOGIC_OP_OR_INVERTED,
D3D11_LOGIC_OP_NAND,
D3D11_LOGIC_OP_SET,
};
void DrawEngineD3D11::ResetShaderBlending() {
if (fboTexBound_) {
ID3D11ShaderResourceView *srv = nullptr;
context_->PSSetShaderResources(0, 1, &srv);
fboTexBound_ = false;
}
}
class FramebufferManagerD3D11;
class ShaderManagerD3D11;
void DrawEngineD3D11::ApplyDrawState(int prim) {
bool useBufferedRendering = g_Config.iRenderingMode != FB_NON_BUFFERED_MODE;
// Blend
if (gstate_c.IsDirty(DIRTY_BLEND_STATE)) {
gstate_c.Clean(DIRTY_BLEND_STATE);
gstate_c.SetAllowShaderBlend(!g_Config.bDisableSlowFramebufEffects);
if (gstate.isModeClear()) {
keys_.blend.value = 0; // full wipe
keys_.blend.blendEnable = false;
dynState_.useBlendColor = false;
// Color Test
bool alphaMask = gstate.isClearModeAlphaMask();
bool colorMask = gstate.isClearModeColorMask();
keys_.blend.colorWriteMask = (colorMask ? (1 | 2 | 4) : 0) | (alphaMask ? 8 : 0);
} else {
keys_.blend.value = 0;
// Set blend - unless we need to do it in the shader.
GenericBlendState blendState;
ConvertBlendState(blendState, gstate_c.allowShaderBlend);
if (blendState.applyShaderBlending) {
if (ApplyShaderBlending()) {
// We may still want to do something about stencil -> alpha.
ApplyStencilReplaceAndLogicOp(blendState.replaceAlphaWithStencil, blendState);
} else {
// Until next time, force it off.
ResetShaderBlending();
gstate_c.SetAllowShaderBlend(false);
}
} else if (blendState.resetShaderBlending) {
ResetShaderBlending();
}
if (blendState.enabled) {
keys_.blend.blendEnable = true;
keys_.blend.logicOpEnable = false;
keys_.blend.blendOpColor = d3d11BlendEqLookup[(size_t)blendState.eqColor];
keys_.blend.blendOpAlpha = d3d11BlendEqLookup[(size_t)blendState.eqAlpha];
keys_.blend.srcColor = d3d11BlendFactorLookup[(size_t)blendState.srcColor];
keys_.blend.srcAlpha = d3d11BlendFactorLookup[(size_t)blendState.srcAlpha];
keys_.blend.destColor = d3d11BlendFactorLookup[(size_t)blendState.dstColor];
keys_.blend.destAlpha = d3d11BlendFactorLookup[(size_t)blendState.dstAlpha];
if (blendState.dirtyShaderBlend) {
gstate_c.Dirty(DIRTY_SHADERBLEND);
}
dynState_.useBlendColor = blendState.useBlendColor;
if (blendState.useBlendColor) {
dynState_.blendColor = blendState.blendColor;
}
} else {
keys_.blend.blendEnable = false;
dynState_.useBlendColor = false;
}
if (gstate_c.Supports(GPU_SUPPORTS_LOGIC_OP)) {
// Logic Ops
if (gstate.isLogicOpEnabled() && gstate.getLogicOp() != GE_LOGIC_COPY) {
keys_.blend.blendEnable = false; // Can't have both blend & logic op - although I think the PSP can!
keys_.blend.logicOpEnable = true;
keys_.blend.logicOp = logicOps[gstate.getLogicOp()];
} else {
keys_.blend.logicOpEnable = false;
}
}
// PSP color/alpha mask is per bit but we can only support per byte.
// But let's do that, at least. And let's try a threshold.
bool rmask = (gstate.pmskc & 0xFF) < 128;
bool gmask = ((gstate.pmskc >> 8) & 0xFF) < 128;
bool bmask = ((gstate.pmskc >> 16) & 0xFF) < 128;
bool amask = (gstate.pmska & 0xFF) < 128;
#ifndef MOBILE_DEVICE
u8 abits = (gstate.pmska >> 0) & 0xFF;
u8 rbits = (gstate.pmskc >> 0) & 0xFF;
u8 gbits = (gstate.pmskc >> 8) & 0xFF;
u8 bbits = (gstate.pmskc >> 16) & 0xFF;
if ((rbits != 0 && rbits != 0xFF) || (gbits != 0 && gbits != 0xFF) || (bbits != 0 && bbits != 0xFF)) {
WARN_LOG_REPORT_ONCE(rgbmask, G3D, "Unsupported RGB mask: r=%02x g=%02x b=%02x", rbits, gbits, bbits);
}
if (abits != 0 && abits != 0xFF) {
// The stencil part of the mask is supported.
WARN_LOG_REPORT_ONCE(amask, G3D, "Unsupported alpha/stencil mask: %02x", abits);
}
#endif
// Let's not write to alpha if stencil isn't enabled.
if (!gstate.isStencilTestEnabled()) {
amask = false;
} else {
// If the stencil type is set to KEEP, we shouldn't write to the stencil/alpha channel.
if (ReplaceAlphaWithStencilType() == STENCIL_VALUE_KEEP) {
amask = false;
}
}
keys_.blend.colorWriteMask = (rmask ? 1 : 0) | (gmask ? 2 : 0) | (bmask ? 4 : 0) | (amask ? 8 : 0);
}
if (!device1_) {
ID3D11BlendState *bs = nullptr;
auto blendIter = blendCache_.find(keys_.blend.value);
if (blendIter == blendCache_.end()) {
D3D11_BLEND_DESC desc{};
D3D11_RENDER_TARGET_BLEND_DESC &rt = desc.RenderTarget[0];
rt.BlendEnable = keys_.blend.blendEnable;
rt.BlendOp = (D3D11_BLEND_OP)keys_.blend.blendOpColor;
rt.BlendOpAlpha = (D3D11_BLEND_OP)keys_.blend.blendOpAlpha;
rt.SrcBlend = (D3D11_BLEND)keys_.blend.srcColor;
rt.DestBlend = (D3D11_BLEND)keys_.blend.destColor;
rt.SrcBlendAlpha = (D3D11_BLEND)keys_.blend.srcAlpha;
rt.DestBlendAlpha = (D3D11_BLEND)keys_.blend.destAlpha;
rt.RenderTargetWriteMask = keys_.blend.colorWriteMask;
ASSERT_SUCCESS(device_->CreateBlendState(&desc, &bs));
blendCache_.insert(std::pair<uint64_t, ID3D11BlendState *>(keys_.blend.value, bs));
} else {
bs = blendIter->second;
}
blendState_ = bs;
} else {
ID3D11BlendState1 *bs1 = nullptr;
auto blendIter = blendCache1_.find(keys_.blend.value);
if (blendIter == blendCache1_.end()) {
D3D11_BLEND_DESC1 desc1{};
D3D11_RENDER_TARGET_BLEND_DESC1 &rt = desc1.RenderTarget[0];
rt.BlendEnable = keys_.blend.blendEnable;
rt.BlendOp = (D3D11_BLEND_OP)keys_.blend.blendOpColor;
rt.BlendOpAlpha = (D3D11_BLEND_OP)keys_.blend.blendOpAlpha;
rt.SrcBlend = (D3D11_BLEND)keys_.blend.srcColor;
rt.DestBlend = (D3D11_BLEND)keys_.blend.destColor;
rt.SrcBlendAlpha = (D3D11_BLEND)keys_.blend.srcAlpha;
rt.DestBlendAlpha = (D3D11_BLEND)keys_.blend.destAlpha;
rt.RenderTargetWriteMask = keys_.blend.colorWriteMask;
rt.LogicOpEnable = keys_.blend.logicOpEnable;
rt.LogicOp = (D3D11_LOGIC_OP)keys_.blend.logicOp;
ASSERT_SUCCESS(device1_->CreateBlendState1(&desc1, &bs1));
blendCache1_.insert(std::pair<uint64_t, ID3D11BlendState1 *>(keys_.blend.value, bs1));
} else {
bs1 = blendIter->second;
}
blendState1_ = bs1;
}
}
{
keys_.raster.value = 0;
if (gstate.isModeClear()) {
keys_.raster.cullMode = D3D11_CULL_NONE;
} else {
// Set cull
bool wantCull = !gstate.isModeThrough() && prim != GE_PRIM_RECTANGLES && gstate.isCullEnabled();
keys_.raster.cullMode = wantCull ? (gstate.getCullMode() ? D3D11_CULL_FRONT : D3D11_CULL_BACK) : D3D11_CULL_NONE;
}
ID3D11RasterizerState *rs = nullptr;
auto rasterIter = rasterCache_.find(keys_.raster.value);
if (rasterIter == rasterCache_.end()) {
D3D11_RASTERIZER_DESC desc{};
desc.CullMode = (D3D11_CULL_MODE)(keys_.raster.cullMode);
desc.FillMode = D3D11_FILL_SOLID;
desc.ScissorEnable = TRUE;
desc.FrontCounterClockwise = TRUE;
desc.DepthClipEnable = TRUE;
ASSERT_SUCCESS(device_->CreateRasterizerState(&desc, &rs));
rasterCache_.insert(std::pair<uint32_t, ID3D11RasterizerState *>(keys_.raster.value, rs));
} else {
rs = rasterIter->second;
}
rasterState_ = rs;
}
if (gstate_c.IsDirty(DIRTY_DEPTHSTENCIL_STATE)) {
gstate_c.Clean(DIRTY_DEPTHSTENCIL_STATE);
if (gstate.isModeClear()) {
keys_.depthStencil.value = 0;
keys_.depthStencil.depthTestEnable = true;
keys_.depthStencil.depthCompareOp = D3D11_COMPARISON_ALWAYS;
keys_.depthStencil.depthWriteEnable = gstate.isClearModeDepthMask();
if (gstate.isClearModeDepthMask()) {
framebufferManager_->SetDepthUpdated();
}
// Stencil Test
bool alphaMask = gstate.isClearModeAlphaMask();
if (alphaMask) {
keys_.depthStencil.stencilTestEnable = true;
keys_.depthStencil.stencilCompareFunc = D3D11_COMPARISON_ALWAYS;
keys_.depthStencil.stencilPassOp = D3D11_STENCIL_OP_REPLACE;
keys_.depthStencil.stencilFailOp = D3D11_STENCIL_OP_REPLACE;
keys_.depthStencil.stencilDepthFailOp = D3D11_STENCIL_OP_REPLACE;
dynState_.useStencil = true;
// In clear mode, the stencil value is set to the alpha value of the vertex.
// A normal clear will be 2 points, the second point has the color.
// We override this value in the pipeline from software transform for clear rectangles.
dynState_.stencilRef = 0xFF;
keys_.depthStencil.stencilWriteMask = 0xFF;
} else {
keys_.depthStencil.stencilTestEnable = false;
dynState_.useStencil = false;
}
} else {
keys_.depthStencil.value = 0;
// Depth Test
if (gstate.isDepthTestEnabled()) {
keys_.depthStencil.depthTestEnable = true;
keys_.depthStencil.depthCompareOp = compareOps[gstate.getDepthTestFunction()];
keys_.depthStencil.depthWriteEnable = gstate.isDepthWriteEnabled();
if (gstate.isDepthWriteEnabled()) {
framebufferManager_->SetDepthUpdated();
}
} else {
keys_.depthStencil.depthTestEnable = false;
keys_.depthStencil.depthWriteEnable = false;
keys_.depthStencil.depthCompareOp = D3D11_COMPARISON_ALWAYS;
}
GenericStencilFuncState stencilState;
ConvertStencilFuncState(stencilState);
// Stencil Test
if (stencilState.enabled) {
keys_.depthStencil.stencilTestEnable = true;
keys_.depthStencil.stencilCompareFunc = compareOps[stencilState.testFunc];
keys_.depthStencil.stencilPassOp = stencilOps[stencilState.zPass];
keys_.depthStencil.stencilFailOp = stencilOps[stencilState.sFail];
keys_.depthStencil.stencilDepthFailOp = stencilOps[stencilState.zFail];
keys_.depthStencil.stencilCompareMask = stencilState.testMask;
keys_.depthStencil.stencilWriteMask = stencilState.writeMask;
dynState_.useStencil = true;
dynState_.stencilRef = stencilState.testRef;
} else {
keys_.depthStencil.stencilTestEnable = false;
dynState_.useStencil = false;
}
}
ID3D11DepthStencilState *ds = nullptr;
auto depthIter = depthStencilCache_.find(keys_.depthStencil.value);
if (depthIter == depthStencilCache_.end()) {
D3D11_DEPTH_STENCIL_DESC desc{};
desc.DepthEnable = keys_.depthStencil.depthTestEnable;
desc.DepthWriteMask = keys_.depthStencil.depthWriteEnable ? D3D11_DEPTH_WRITE_MASK_ALL : D3D11_DEPTH_WRITE_MASK_ZERO;
desc.DepthFunc = (D3D11_COMPARISON_FUNC)keys_.depthStencil.depthCompareOp;
desc.StencilEnable = keys_.depthStencil.stencilTestEnable;
desc.StencilReadMask = keys_.depthStencil.stencilCompareMask;
desc.StencilWriteMask = keys_.depthStencil.stencilWriteMask;
desc.FrontFace.StencilFailOp = (D3D11_STENCIL_OP)keys_.depthStencil.stencilFailOp;
desc.FrontFace.StencilPassOp = (D3D11_STENCIL_OP)keys_.depthStencil.stencilPassOp;
desc.FrontFace.StencilDepthFailOp = (D3D11_STENCIL_OP)keys_.depthStencil.stencilDepthFailOp;
desc.FrontFace.StencilFunc = (D3D11_COMPARISON_FUNC)keys_.depthStencil.stencilCompareFunc;
desc.BackFace = desc.FrontFace;
ASSERT_SUCCESS(device_->CreateDepthStencilState(&desc, &ds));
depthStencilCache_.insert(std::pair<uint64_t, ID3D11DepthStencilState *>(keys_.depthStencil.value, ds));
} else {
ds = depthIter->second;
}
depthStencilState_ = ds;
}
{
ViewportAndScissor vpAndScissor;
ConvertViewportAndScissor(useBufferedRendering,
framebufferManager_->GetRenderWidth(), framebufferManager_->GetRenderHeight(),
framebufferManager_->GetTargetBufferWidth(), framebufferManager_->GetTargetBufferHeight(),
vpAndScissor);
float depthMin = vpAndScissor.depthRangeMin;
float depthMax = vpAndScissor.depthRangeMax;
if (depthMin < 0.0f) depthMin = 0.0f;
if (depthMax > 1.0f) depthMax = 1.0f;
if (vpAndScissor.dirtyDepth) {
gstate_c.Dirty(DIRTY_DEPTHRANGE);
}
Draw::Viewport &vp = dynState_.viewport;
vp.TopLeftX = vpAndScissor.viewportX;
vp.TopLeftY = vpAndScissor.viewportY;
vp.Width = vpAndScissor.viewportW;
vp.Height = vpAndScissor.viewportH;
vp.MinDepth = depthMin;
vp.MaxDepth = depthMax;
if (vpAndScissor.dirtyProj) {
gstate_c.Dirty(DIRTY_PROJMATRIX);
}
D3D11_RECT &scissor = dynState_.scissor;
if (vpAndScissor.scissorEnable) {
scissor.left = vpAndScissor.scissorX;
scissor.top = vpAndScissor.scissorY;
scissor.right = vpAndScissor.scissorX + std::max(0, vpAndScissor.scissorW);
scissor.bottom = vpAndScissor.scissorY + std::max(0, vpAndScissor.scissorH);
} else {
scissor.left = 0;
scissor.top = 0;
scissor.right = framebufferManager_->GetRenderWidth();
scissor.bottom = framebufferManager_->GetRenderHeight();
}
}
dynState_.topology = primToD3D11[prim];
if (gstate_c.IsDirty(DIRTY_TEXTURE_IMAGE | DIRTY_TEXTURE_PARAMS) && !gstate.isModeClear() && gstate.isTextureMapEnabled()) {
textureCache_->SetTexture();
gstate_c.Clean(DIRTY_TEXTURE_IMAGE | DIRTY_TEXTURE_PARAMS);
if (gstate_c.needShaderTexClamp) {
// We will rarely need to set this, so let's do it every time on use rather than in runloop.
// Most of the time non-framebuffer textures will be used which can be clamped themselves.
gstate_c.Dirty(DIRTY_TEXCLAMP);
}
}
}
void DrawEngineD3D11::ApplyDrawStateLate(bool applyStencilRef, uint8_t stencilRef) {
if (!gstate.isModeClear()) {
if (fboTexNeedBind_) {
framebufferManager_->BindFramebufferAsColorTexture(1, framebufferManager_->GetCurrentRenderVFB(), BINDFBCOLOR_MAY_COPY);
// No sampler required, we do a plain Load in the pixel shader.
fboTexBound_ = true;
fboTexNeedBind_ = false;
}
textureCache_->ApplyTexture();
}
// Need to do this AFTER ApplyTexture because the process of depallettization can ruin the blend state.
float blendColor[4];
Uint8x4ToFloat4(blendColor, dynState_.blendColor);
// we go through Draw here because it automatically handles screen rotation, as needed in UWP on mobiles.
draw_->SetViewports(1, &dynState_.viewport);
draw_->SetScissorRect(dynState_.scissor.left, dynState_.scissor.top, dynState_.scissor.right - dynState_.scissor.left, dynState_.scissor.bottom - dynState_.scissor.top);
context_->RSSetState(rasterState_);
if (device1_) {
context1_->OMSetBlendState(blendState1_, blendColor, 0xFFFFFFFF);
} else {
context_->OMSetBlendState(blendState_, blendColor, 0xFFFFFFFF);
}
context_->OMSetDepthStencilState(depthStencilState_, applyStencilRef ? stencilRef : dynState_.stencilRef);
}