void GPURendererSW::VertexKick()
{
	GSVertexSW& dst = m_vl.AddTail();

	// TODO: x/y + off.x/y should wrap around at +/-1024

	int x = (int)(m_v.XY.X + m_env.DROFF.X) << m_scale.x;
	int y = (int)(m_v.XY.Y + m_env.DROFF.Y) << m_scale.y;

	int u = m_v.UV.X;
	int v = m_v.UV.Y;

	GSVector4 pt(x, y, u, v);

	dst.p = pt.xyxy(GSVector4::zero());
	dst.t = (pt.zwzw(GSVector4::zero()) + GSVector4(0.125f)) * 256.0f;
	// dst.c = GSVector4(m_v.RGB.u32) * 128.0f;
	dst.c = GSVector4(GSVector4i::load((int)m_v.RGB.u32).u8to32() << 7);

	int count = 0;

	if(GSVertexSW* v = DrawingKick(count))
	{
		// TODO

		m_count += count;
	}
}

void GSDevice10::StretchRect(Texture& st, const GSVector4& sr, Texture& dt, const GSVector4& dr, ID3D10PixelShader* ps, ID3D10Buffer* ps_cb, ID3D10BlendState* bs, bool linear)
{
	BeginScene();

	// om

	OMSetDepthStencilState(m_convert.dss, 0);
	OMSetBlendState(bs, 0);
	OMSetRenderTargets(dt, NULL);

	// ia

	float left = dr.x * 2 / dt.GetWidth() - 1.0f;
	float top = 1.0f - dr.y * 2 / dt.GetHeight();
	float right = dr.z * 2 / dt.GetWidth() - 1.0f;
	float bottom = 1.0f - dr.w * 2 / dt.GetHeight();

	GSVertexPT1 vertices[] =
	{
		{GSVector4(left, top, 0.5f, 1.0f), GSVector2(sr.x, sr.y)},
		{GSVector4(right, top, 0.5f, 1.0f), GSVector2(sr.z, sr.y)},
		{GSVector4(left, bottom, 0.5f, 1.0f), GSVector2(sr.x, sr.w)},
		{GSVector4(right, bottom, 0.5f, 1.0f), GSVector2(sr.z, sr.w)},
	};

	D3D10_BOX box = {0, 0, 0, sizeof(vertices), 1, 1};

	m_dev->UpdateSubresource(m_convert.vb, 0, &box, vertices, 0, 0);

	IASetVertexBuffer(m_convert.vb, sizeof(vertices[0]));
	IASetInputLayout(m_convert.il);
	IASetPrimitiveTopology(D3D10_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);

	// vs

	VSSetShader(m_convert.vs, NULL);

	// gs

	GSSetShader(NULL);

	// ps

	PSSetShader(ps, ps_cb);
	PSSetSamplerState(linear ? m_convert.ln : m_convert.pt, NULL);
	PSSetShaderResources(st, NULL);

	// rs

	RSSet(dt.GetWidth(), dt.GetHeight());

	//

	DrawPrimitive(countof(vertices));

	//

	EndScene();
}

void GSDevice11::StretchRect(GSTexture* st, const GSVector4& sr, GSTexture* dt, const GSVector4& dr, ID3D11PixelShader* ps, ID3D11Buffer* ps_cb, ID3D11BlendState* bs, bool linear)
{
	BeginScene();

	GSVector2i ds = dt->GetSize();

	// om

	OMSetDepthStencilState(m_convert.dss, 0);
	OMSetBlendState(bs, 0);
	OMSetRenderTargets(dt, NULL);

	// ia

	float left = dr.x * 2 / ds.x - 1.0f;
	float top = 1.0f - dr.y * 2 / ds.y;
	float right = dr.z * 2 / ds.x - 1.0f;
	float bottom = 1.0f - dr.w * 2 / ds.y;

	GSVertexPT1 vertices[] =
	{
		{GSVector4(left, top, 0.5f, 1.0f), GSVector2(sr.x, sr.y)},
		{GSVector4(right, top, 0.5f, 1.0f), GSVector2(sr.z, sr.y)},
		{GSVector4(left, bottom, 0.5f, 1.0f), GSVector2(sr.x, sr.w)},
		{GSVector4(right, bottom, 0.5f, 1.0f), GSVector2(sr.z, sr.w)},
	};

	IASetVertexBuffer(vertices, sizeof(vertices[0]), countof(vertices));
	IASetInputLayout(m_convert.il);
	IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);

	// vs

	VSSetShader(m_convert.vs, NULL);

	// gs

	GSSetShader(NULL);

	// ps

	PSSetShaderResources(st, NULL);
	PSSetSamplerState(linear ? m_convert.ln : m_convert.pt, NULL);
	PSSetShader(ps, ps_cb);

	//

	DrawPrimitive();

	//

	EndScene();

	PSSetShaderResources(NULL, NULL);
}

void GSDevice::Present(const GSVector4i& r, int shader)
{
	GSVector4i cr = m_wnd->GetClientRect();

	int w = std::max<int>(cr.width(), 1);
	int h = std::max<int>(cr.height(), 1);

	if(!m_backbuffer || m_backbuffer->GetWidth() != w || m_backbuffer->GetHeight() != h)
	{
		if(!Reset(w, h))
		{
			return;
		}
	}

	GL_PUSH("Present");

	ClearRenderTarget(m_backbuffer, 0);

	if(m_current)
	{
		static int s_shader[5] = {ShaderConvert_COPY, ShaderConvert_SCANLINE,
			ShaderConvert_DIAGONAL_FILTER, ShaderConvert_TRIANGULAR_FILTER,
			ShaderConvert_COMPLEX_FILTER}; // FIXME

		Present(m_current, m_backbuffer, GSVector4(r), s_shader[shader]);
	}

	Flip();
}

void GSDevice::Present(const GSVector4i& r, int shader)
{
	GSVector4i cr = m_wnd->GetClientRect();

	int w = std::max<int>(cr.width(), 1);
	int h = std::max<int>(cr.height(), 1);

	if(!m_backbuffer || m_backbuffer->GetWidth() != w || m_backbuffer->GetHeight() != h)
	{
		if(!Reset(w, h))
		{
			return;
		}
	}

	GL_PUSH("Present");

	ClearRenderTarget(m_backbuffer, 0);

	if(m_current)
	{
		static int s_shader[5] = {0, 5, 6, 8, 9}; // FIXME

		Present(m_current, m_backbuffer, GSVector4(r), s_shader[shader]);
	}

	Flip();

	GL_POP();
}

void GSRendererSW::InitVectors()
{
	m_pos_scale = GSVector4(1.0f / 16, 1.0f / 16, 1.0f, 128.0f);

#if _M_SSE >= 0x501
	m_pos_scale2 = GSVector8(1.0f / 16, 1.0f / 16, 1.0f, 128.0f, 1.0f / 16, 1.0f / 16, 1.0f, 128.0f);
#endif
}

void GSDrawScanlineCodeGenerator::InitVectors()
{
#if _M_SSE >= 0x501
    GSVector8 log2_coef[4] =
    {
        GSVector8(0.204446009836232697516f),
        GSVector8(-1.04913055217340124191f),
        GSVector8(2.28330284476918490682f),
        GSVector8(1.0f),
    };

    for (size_t n = 0; n < countof(log2_coef); ++n)
        m_log2_coef[n] = log2_coef[n];

#else
    GSVector4i test[8] =
    {
        GSVector4i::zero(),
        GSVector4i(0xffffffff, 0x00000000, 0x00000000, 0x00000000),
        GSVector4i(0xffffffff, 0xffffffff, 0x00000000, 0x00000000),
        GSVector4i(0xffffffff, 0xffffffff, 0xffffffff, 0x00000000),
        GSVector4i(0x00000000, 0xffffffff, 0xffffffff, 0xffffffff),
        GSVector4i(0x00000000, 0x00000000, 0xffffffff, 0xffffffff),
        GSVector4i(0x00000000, 0x00000000, 0x00000000, 0xffffffff),
        GSVector4i::zero(),
    };

    GSVector4 log2_coef[4] =
    {
        GSVector4(0.204446009836232697516f),
        GSVector4(-1.04913055217340124191f),
        GSVector4(2.28330284476918490682f),
        GSVector4(1.0f),
    };

    for (size_t n = 0; n < countof(test); ++n)
        m_test[n] = test[n];

    for (size_t n = 0; n < countof(log2_coef); ++n)
        m_log2_coef[n] = log2_coef[n];

#endif
}

void GSDevice11::DoShadeBoost(GSTexture* sTex, GSTexture* dTex)
{
	GSVector2i s = dTex->GetSize();

	GSVector4 sRect(0, 0, 1, 1);
	GSVector4 dRect(0, 0, s.x, s.y);

	ShadeBoostConstantBuffer cb;

	cb.rcpFrame = GSVector4(1.0f / s.x, 1.0f / s.y, 0.0f, 0.0f);
	cb.rcpFrameOpt = GSVector4::zero();

	m_ctx->UpdateSubresource(m_shadeboost.cb, 0, NULL, &cb, 0, 0);

	StretchRect(sTex, sRect, dTex, dRect, m_shadeboost.ps, m_shadeboost.cb, true);
}

void GSDevice11::DoInterlace(GSTexture* sTex, GSTexture* dTex, int shader, bool linear, float yoffset)
{
	GSVector4 s = GSVector4(dTex->GetSize());

	GSVector4 sRect(0, 0, 1, 1);
	GSVector4 dRect(0.0f, yoffset, s.x, s.y + yoffset);

	InterlaceConstantBuffer cb;

	cb.ZrH = GSVector2(0, 1.0f / s.y);
	cb.hH = s.y / 2;

	m_ctx->UpdateSubresource(m_interlace.cb, 0, NULL, &cb, 0, 0);

	StretchRect(sTex, sRect, dTex, dRect, m_interlace.ps[shader], m_interlace.cb, linear);
}

void GSRendererDX9::UpdateFBA(GSTexture* rt)
{
	if (!rt)
		return;

	GSDevice9* dev = (GSDevice9*)m_dev;

	dev->BeginScene();

	// om

	dev->OMSetDepthStencilState(&m_fba.dss);
	dev->OMSetBlendState(&m_fba.bs, 0);

	// ia

	GSVector4 s = GSVector4(rt->GetScale().x / rt->GetWidth(), rt->GetScale().y / rt->GetHeight());
	GSVector4 off = GSVector4(-1.0f, 1.0f);

	GSVector4 src = ((m_vt.m_min.p.xyxy(m_vt.m_max.p) + off.xxyy()) * s.xyxy()).sat(off.zzyy());
	GSVector4 dst = src * 2.0f + off.xxxx();

	GSVertexPT1 vertices[] =
	{
		{GSVector4(dst.x, -dst.y, 0.5f, 1.0f), GSVector2(0)},
		{GSVector4(dst.z, -dst.y, 0.5f, 1.0f), GSVector2(0)},
		{GSVector4(dst.x, -dst.w, 0.5f, 1.0f), GSVector2(0)},
		{GSVector4(dst.z, -dst.w, 0.5f, 1.0f), GSVector2(0)},
	};

	dev->IASetVertexBuffer(vertices, sizeof(vertices[0]), countof(vertices));
	dev->IASetInputLayout(dev->m_convert.il);
	dev->IASetPrimitiveTopology(D3DPT_TRIANGLESTRIP);

	// vs

	dev->VSSetShader(dev->m_convert.vs, NULL, 0);

	// ps

	dev->PSSetShader(dev->m_convert.ps[4], NULL, 0);

	//

	dev->DrawPrimitive();

	//

	dev->EndScene();
}

void GSDevice10::Present(const CRect& r)
{
	CRect cr;

	GetClientRect(m_hWnd, &cr);

	if(m_backbuffer.GetWidth() != cr.Width() || m_backbuffer.GetHeight() != cr.Height())
	{
		Reset(cr.Width(), cr.Height(), false);		
	}

	float color[4] = {0, 0, 0, 0};

	m_dev->ClearRenderTargetView(m_backbuffer, color);

	if(m_current)
	{
		StretchRect(m_current, m_backbuffer, GSVector4(r));
	}

	m_swapchain->Present(m_vsync ? 1 : 0, 0);
}

//.........这里部分代码省略.........
				v0.XYZ.Z = v1.XYZ.Z;
				v0.FOG = v1.FOG;

				q[0] = v0;
				q[3] = v1;

				// swap x, s, u

				uint16 x = v0.XYZ.X;
				v0.XYZ.X = v1.XYZ.X;
				v1.XYZ.X = x;

				float s = v0.ST.S;
				v0.ST.S = v1.ST.S;
				v1.ST.S = s;

				uint16 u = v0.U;
				v0.U = v1.U;
				v1.U = u;

				q[1] = v0;
				q[2] = v1;

				index[0] = i + 0;
				index[1] = i + 1;
				index[2] = i + 2;
				index[3] = i + 1;
				index[4] = i + 2;
				index[5] = i + 3;
			}

			m_vertex.head = m_vertex.tail = m_vertex.next = count * 2;
			m_index.tail = count * 3;
		}

		break;

	default:
		__assume(0);
	}

	GSDevice9* dev = (GSDevice9*)m_dev;

	(*dev)->SetRenderState(D3DRS_SHADEMODE, PRIM->IIP ? D3DSHADE_GOURAUD : D3DSHADE_FLAT); // TODO

	void* ptr = NULL;

	if(dev->IAMapVertexBuffer(&ptr, sizeof(GSVertexHW9), m_vertex.next))
	{
		GSVertex* RESTRICT s = (GSVertex*)m_vertex.buff;
		GSVertexHW9* RESTRICT d = (GSVertexHW9*)ptr;

		for(uint32 i = 0; i < m_vertex.next; i++, s++, d++)
		{
			GSVector4 p = GSVector4(GSVector4i::load(s->XYZ.u32[0]).upl16());

			if(PRIM->TME && !PRIM->FST)
			{
				p = p.xyxy(GSVector4((float)s->XYZ.Z, s->RGBAQ.Q));
			}
			else
			{
				p = p.xyxy(GSVector4::load((float)s->XYZ.Z));
			}

			GSVector4 t = GSVector4::zero();

			if(PRIM->TME)
			{
				if(PRIM->FST)
				{
					if(UserHacks_WildHack && !isPackedUV_HackFlag)
					{
						t = GSVector4(GSVector4i::load(s->UV & 0x3FEF3FEF).upl16());
						//printf("GSDX: %08X | D3D9(%d) %s\n", s->UV & 0x3FEF3FEF, m_vertex.next, i == 0 ? "*" : "");
					}
					else
					{
						t = GSVector4(GSVector4i::load(s->UV).upl16());
					}
				}
				else
				{
					t = GSVector4::loadl(&s->ST);
				}
			}

			t = t.xyxy(GSVector4::cast(GSVector4i(s->RGBAQ.u32[0], s->FOG)));

			d->p = p;
			d->t = t;
		}

		dev->IAUnmapVertexBuffer();
	}

	dev->IASetIndexBuffer(m_index.buff, m_index.tail);

	dev->IASetPrimitiveTopology(topology);
}

void GSRendererDX::DrawPrims(GSTexture* rt, GSTexture* ds, GSTextureCache::Source* tex)
{
	GSDrawingEnvironment& env = m_env;
	GSDrawingContext* context = m_context;

	const GSVector2i& rtsize = rt->GetSize();
	const GSVector2& rtscale = rt->GetScale();

	bool DATE = m_context->TEST.DATE && context->FRAME.PSM != PSM_PSMCT24;

	GSTexture* rtcopy = NULL;

	ASSERT(m_dev != NULL);

	GSDeviceDX* dev = (GSDeviceDX*)m_dev;

	if(DATE)
	{
		if(dev->HasStencil())
		{
			GSVector4 s = GSVector4(rtscale.x / rtsize.x, rtscale.y / rtsize.y);
			GSVector4 o = GSVector4(-1.0f, 1.0f);

			GSVector4 src = ((m_vt.m_min.p.xyxy(m_vt.m_max.p) + o.xxyy()) * s.xyxy()).sat(o.zzyy());
			GSVector4 dst = src * 2.0f + o.xxxx();

			GSVertexPT1 vertices[] =
			{
				{GSVector4(dst.x, -dst.y, 0.5f, 1.0f), GSVector2(src.x, src.y)},
				{GSVector4(dst.z, -dst.y, 0.5f, 1.0f), GSVector2(src.z, src.y)},
				{GSVector4(dst.x, -dst.w, 0.5f, 1.0f), GSVector2(src.x, src.w)},
				{GSVector4(dst.z, -dst.w, 0.5f, 1.0f), GSVector2(src.z, src.w)},
			};

			dev->SetupDATE(rt, ds, vertices, m_context->TEST.DATM);
		}
		else
		{
			rtcopy = dev->CreateRenderTarget(rtsize.x, rtsize.y, false, rt->GetFormat());

			// I'll use VertexTrace when I consider it more trustworthy

			dev->CopyRect(rt, rtcopy, GSVector4i(rtsize).zwxy());
		}
	}

	//

	dev->BeginScene();

	// om

	GSDeviceDX::OMDepthStencilSelector om_dssel;

	if(context->TEST.ZTE)
	{
		om_dssel.ztst = context->TEST.ZTST;
		om_dssel.zwe = !context->ZBUF.ZMSK;
	}
	else
	{
		om_dssel.ztst = ZTST_ALWAYS;
	}

	if(m_fba)
	{
		om_dssel.fba = context->FBA.FBA;
	}

	GSDeviceDX::OMBlendSelector om_bsel;

	if(!IsOpaque())
	{
		om_bsel.abe = PRIM->ABE || PRIM->AA1 && m_vt.m_primclass == GS_LINE_CLASS;

		om_bsel.a = context->ALPHA.A;
		om_bsel.b = context->ALPHA.B;
		om_bsel.c = context->ALPHA.C;
		om_bsel.d = context->ALPHA.D;

		if(env.PABE.PABE)
		{
			if(om_bsel.a == 0 && om_bsel.b == 1 && om_bsel.c == 0 && om_bsel.d == 1)
			{
				// this works because with PABE alpha blending is on when alpha >= 0x80, but since the pixel shader
				// cannot output anything over 0x80 (== 1.0) blending with 0x80 or turning it off gives the same result

				om_bsel.abe = 0;
			}
			else
			{
				//Breath of Fire Dragon Quarter triggers this in battles. Graphics are fine though.
				//ASSERT(0);
			}
		}
	}

	om_bsel.wrgba = ~GSVector4i::load((int)context->FRAME.FBMSK).eq8(GSVector4i::xffffffff()).mask();

	// vs
//.........这里部分代码省略.........

void GSTextureCacheOGL::Read(Target* t, const GSVector4i& r)
{
	if (!t->m_dirty.empty() || r.width() == 0 || r.height() == 0)
		return;

	const GIFRegTEX0& TEX0 = t->m_TEX0;

	GLuint fmt;
	int ps_shader;
	switch (TEX0.PSM)
	{
		case PSM_PSMCT32:
		case PSM_PSMCT24:
			fmt = GL_RGBA8;
			ps_shader = ShaderConvert_COPY;
			break;

		case PSM_PSMCT16:
		case PSM_PSMCT16S:
			fmt = GL_R16UI;
			ps_shader = ShaderConvert_RGBA8_TO_16_BITS;
			break;

		case PSM_PSMZ32:
			fmt = GL_R32UI;
			ps_shader = ShaderConvert_FLOAT32_TO_32_BITS;
			break;

		case PSM_PSMZ24:
			fmt = GL_R32UI;
			ps_shader = ShaderConvert_FLOAT32_TO_32_BITS;
			break;

		case PSM_PSMZ16:
		case PSM_PSMZ16S:
			fmt = GL_R16UI;
			ps_shader = ShaderConvert_FLOAT32_TO_32_BITS;
			break;

		default:
			return;
	}


	// Yes lots of logging, but I'm not confident with this code
	GL_PUSH("Texture Cache Read. Format(0x%x)", TEX0.PSM);

	GL_PERF("TC: Read Back Target: %d (0x%x)[fmt: 0x%x]. Size %dx%d",
			t->m_texture->GetID(), TEX0.TBP0, TEX0.PSM, r.width(), r.height());

	GSVector4 src = GSVector4(r) * GSVector4(t->m_texture->GetScale()).xyxy() / GSVector4(t->m_texture->GetSize()).xyxy();

	if(GSTexture* offscreen = m_renderer->m_dev->CopyOffscreen(t->m_texture, src, r.width(), r.height(), fmt, ps_shader))
	{
		GSTexture::GSMap m;
		GSVector4i r_offscreen(0, 0, r.width(), r.height());

		if(offscreen->Map(m, &r_offscreen))
		{
			// TODO: block level write

			GSOffset* off = m_renderer->m_mem.GetOffset(TEX0.TBP0, TEX0.TBW, TEX0.PSM);

			switch(TEX0.PSM)
			{
				case PSM_PSMCT32:
					m_renderer->m_mem.WritePixel32(m.bits, m.pitch, off, r);
					break;
				case PSM_PSMCT24:
					m_renderer->m_mem.WritePixel24(m.bits, m.pitch, off, r);
					break;
				case PSM_PSMCT16:
				case PSM_PSMCT16S:
					m_renderer->m_mem.WritePixel16(m.bits, m.pitch, off, r);
					break;

				case PSM_PSMZ32:
					m_renderer->m_mem.WritePixel32(m.bits, m.pitch, off, r);
					break;
				case PSM_PSMZ24:
					m_renderer->m_mem.WritePixel24(m.bits, m.pitch, off, r);
					break;
				case PSM_PSMZ16:
				case PSM_PSMZ16S:
					m_renderer->m_mem.WritePixel16(m.bits, m.pitch, off, r);
					break;

				default:
					ASSERT(0);
			}

			offscreen->Unmap();
		}

		// FIXME invalidate data
		m_renderer->m_dev->Recycle(offscreen);
	}
}

void GSRendererDX9::VertexKick(bool skip)
{
	GSVector4 p = GSVector4(((GSVector4i)m_v.XYZ).upl16());

	if(tme && !fst)
	{
		p = p.xyxy(GSVector4((float)m_v.XYZ.Z, m_v.RGBAQ.Q));
	}
	else
	{
		p = p.xyxy(GSVector4::load((float)m_v.XYZ.Z));
	}

	GSVertexHW9& dst = m_vl.AddTail();

	dst.p = p;

	int Uadjust = 0;
	int Vadjust = 0;

	if(tme)
	{
		if(fst)
		{
			dst.t = m_v.GetUV();

			#ifdef USE_UPSCALE_HACKS

			int Udiff = 0;
			int Vdiff = 0;

			int multiplier = GetUpscaleMultiplier();

			if(multiplier > 1)
			{
				Udiff = m_v.UV.U & 4095;
				Vdiff = m_v.UV.V & 4095;

				if(Udiff != 0)
				{
					if		(Udiff >= 4080)	{/*printf("U+ %d %d\n", Udiff, m_v.UV.U);*/  Uadjust = -1; }
					else if (Udiff <= 16)	{/*printf("U- %d %d\n", Udiff, m_v.UV.U);*/  Uadjust = 1; }
				}
				
				if(Vdiff != 0)
				{
					if		(Vdiff >= 4080)	{/*printf("V+ %d %d\n", Vdiff, m_v.UV.V);*/  Vadjust = -1; }
					else if	(Vdiff <= 16)	{/*printf("V- %d %d\n", Vdiff, m_v.UV.V);*/  Vadjust = 1; }
				}

				Udiff = m_v.UV.U & 255;
				Vdiff = m_v.UV.V & 255;

				if(Udiff != 0)
				{
					if		(Udiff >= 248)	{ Uadjust = -1;	}
					else if (Udiff <= 8)	{ Uadjust = 1; }
				}

				if(Vdiff != 0)
				{
					if		(Vdiff >= 248)	{ Vadjust = -1;	}
					else if	(Vdiff <= 8)	{ Vadjust = 1; }
				}

				Udiff = m_v.UV.U & 15;
				Vdiff = m_v.UV.V & 15;

				if(Udiff != 0)
				{
					if		(Udiff >= 15)	{ Uadjust = -1; }
					else if (Udiff <= 1)	{ Uadjust = 1; }
				}

				if(Vdiff != 0)
				{
					if		(Vdiff >= 15)	{ Vadjust = -1; }
					else if	(Vdiff <= 1)	{ Vadjust = 1; }
				}
			}

			dst.t.x -= (float) Uadjust;
			dst.t.y -= (float) Vadjust;

			#endif
		}
		else
		{
			dst.t = GSVector4::loadl(&m_v.ST);
		}
	}

	dst._c0() = m_v.RGBAQ.u32[0];
	dst._c1() = m_v.FOG.u32[1];

	//

	// BaseDrawingKick can never return NULL here because the DrawingKick function
	// tables route to DrawingKickNull for GS_INVLALID prim types (and that's the only
	// condition where this function would return NULL).
//.........这里部分代码省略.........

void GSVertexTrace::FindMinMax(const void* vertex, const uint32* index, int count)
{
	const GSDrawingContext* context = m_state->m_context;

	int n = 1;

	switch(primclass)
	{
	case GS_POINT_CLASS:
		n = 1;
		break;
	case GS_LINE_CLASS:
	case GS_SPRITE_CLASS:
		n = 2;
		break;
	case GS_TRIANGLE_CLASS:
		n = 3;
		break;
	}

	GSVector4 tmin = s_minmax.xxxx();
	GSVector4 tmax = s_minmax.yyyy();
	GSVector4i cmin = GSVector4i::xffffffff();
	GSVector4i cmax = GSVector4i::zero();

	#if _M_SSE >= 0x401

	GSVector4i pmin = GSVector4i::xffffffff();
	GSVector4i pmax = GSVector4i::zero();

	#else

	GSVector4 pmin = s_minmax.xxxx();
	GSVector4 pmax = s_minmax.yyyy();
	
	#endif

	const GSVertex* RESTRICT v = (GSVertex*)vertex;

	for(int i = 0; i < count; i += n)
	{
		if(primclass == GS_POINT_CLASS)
		{
			GSVector4i c(v[index[i]].m[0]);

			if(color)
			{
				cmin = cmin.min_u8(c);
				cmax = cmax.max_u8(c);
			}

			if(tme)
			{
				if(!fst)
				{
					GSVector4 stq = GSVector4::cast(c);

					GSVector4 q = stq.wwww();

					stq = (stq.xyww() * q.rcpnr()).xyww(q);

					tmin = tmin.min(stq);
					tmax = tmax.max(stq);
				}
				else
				{
					GSVector4i uv(v[index[i]].m[1]);

					GSVector4 st = GSVector4(uv.uph16()).xyxy();

					tmin = tmin.min(st);
					tmax = tmax.max(st);
				}
			}

			GSVector4i xyzf(v[index[i]].m[1]);

			GSVector4i xy = xyzf.upl16();
			GSVector4i z = xyzf.yyyy();

			#if _M_SSE >= 0x401

			GSVector4i p = xy.blend16<0xf0>(z.uph32(xyzf));

			pmin = pmin.min_u32(p);
			pmax = pmax.max_u32(p);

			#else

			GSVector4 p = GSVector4(xy.upl64(z.srl32(1).upl32(xyzf.wwww())));

			pmin = pmin.min(p);
			pmax = pmax.max(p);

			#endif
		}
		else if(primclass == GS_LINE_CLASS)
		{
			GSVector4i c0(v[index[i + 0]].m[0]);
			GSVector4i c1(v[index[i + 1]].m[0]);
//.........这里部分代码省略.........

void GSRendererDX9::SetupIA(const float& sx, const float& sy)
{
	D3DPRIMITIVETYPE topology;

	switch(m_vt.m_primclass)
	{
	case GS_POINT_CLASS:

		topology = D3DPT_POINTLIST;

		break;

	case GS_LINE_CLASS:

		topology = D3DPT_LINELIST;

		if(PRIM->IIP == 0)
		{
			for(size_t i = 0, j = m_index.tail; i < j; i += 2) 
			{
				uint32 tmp = m_index.buff[i + 0]; 
				m_index.buff[i + 0] = m_index.buff[i + 1];
				m_index.buff[i + 1] = tmp;
			}
		}

		break;

	case GS_TRIANGLE_CLASS:

		topology = D3DPT_TRIANGLELIST;

		if(PRIM->IIP == 0)
		{
			for(size_t i = 0, j = m_index.tail; i < j; i += 3) 
			{
				uint32 tmp = m_index.buff[i + 0]; 
				m_index.buff[i + 0] = m_index.buff[i + 2];
				m_index.buff[i + 2] = tmp;
			}
		}

		break;

	case GS_SPRITE_CLASS:

		topology = D3DPT_TRIANGLELIST;

		// each sprite converted to quad needs twice the space

		Lines2Sprites();

		break;

	default:
		__assume(0);
	}

	GSDevice9* dev = (GSDevice9*)m_dev;

	(*dev)->SetRenderState(D3DRS_SHADEMODE, PRIM->IIP ? D3DSHADE_GOURAUD : D3DSHADE_FLAT); // TODO

	void* ptr = NULL;

	if(dev->IAMapVertexBuffer(&ptr, sizeof(GSVertexHW9), m_vertex.next))
	{
		GSVertex* RESTRICT s = (GSVertex*)m_vertex.buff;
		GSVertexHW9* RESTRICT d = (GSVertexHW9*)ptr;

		for(uint32 i = 0; i < m_vertex.next; i++, s++, d++)
		{
			GSVector4 p = GSVector4(GSVector4i::load(s->XYZ.u32[0]).upl16());

			if(PRIM->TME && !PRIM->FST)
			{
				p = p.xyxy(GSVector4((float)s->XYZ.Z, s->RGBAQ.Q));
			}
			else
			{
				p = p.xyxy(GSVector4::load((float)s->XYZ.Z));
			}

			GSVector4 t = GSVector4::zero();

			if(PRIM->TME)
			{
				if(PRIM->FST)
				{
					if(UserHacks_WildHack && !isPackedUV_HackFlag)
					{
						t = GSVector4(GSVector4i::load(s->UV & 0x3FEF3FEF).upl16());
						//printf("GSDX: %08X | D3D9(%d) %s\n", s->UV & 0x3FEF3FEF, m_vertex.next, i == 0 ? "*" : "");
					}
					else
					{
						t = GSVector4(GSVector4i::load(s->UV).upl16());
					}
				}
				else
				{
//.........这里部分代码省略.........

//.........这里部分代码省略.........
			m_GStitleInfoBuffer[sizeof(m_GStitleInfoBuffer) - 1] = 0; // make sure null terminated even if text overflows
		}
	}
	else
	{
		// [TODO]
		// We don't have window title rights, or the window has no title,
		// so let's use actual OSD!
	}

	if(m_frameskip)
	{
		return;
	}

	// present

	m_dev->Present(m_wnd->GetClientRect().fit(m_aspectratio), m_shader);

	// snapshot

	if(!m_snapshot.empty())
	{
		bool shift = false;

		#ifdef _WIN32

		shift = !!(::GetAsyncKeyState(VK_SHIFT) & 0x8000);

		#else

		shift = m_shift_key;

		#endif

		if(!m_dump && shift)
		{
			GSFreezeData fd;
			fd.size = 0;
			fd.data = NULL;
			Freeze(&fd, true);
			fd.data = new uint8[fd.size];
			Freeze(&fd, false);

			m_dump.Open(m_snapshot, m_crc, fd, m_regs);

			delete [] fd.data;
		}

		if(GSTexture* t = m_dev->GetCurrent())
		{
			t->Save(m_snapshot + ".bmp");
		}

		m_snapshot.clear();
	}
	else
	{
		if(m_dump)
		{
            bool control = false;

            #ifdef _WIN32

            control = !!(::GetAsyncKeyState(VK_CONTROL) & 0x8000);

			#else

			control = m_control_key;

            #endif

	    	m_dump.VSync(field, !control, m_regs);
		}
	}

	// capture

	if(m_capture.IsCapturing())
	{
		if(GSTexture* current = m_dev->GetCurrent())
		{
			GSVector2i size = m_capture.GetSize();

			if(GSTexture* offscreen = m_dev->CopyOffscreen(current, GSVector4(0, 0, 1, 1), size.x, size.y))
			{
				GSTexture::GSMap m;

				if(offscreen->Map(m))
				{
					m_capture.DeliverFrame(m.bits, m.pitch, !m_dev->IsRBSwapped());

					offscreen->Unmap();
				}

				m_dev->Recycle(offscreen);
			}
		}
	}
}

GSVector4 GSVector4::cast(const GSVector4i& v)
{
	return GSVector4(_mm_castsi128_ps(v.m));
}

void GSDevice10::StretchRect(Texture& st, Texture& dt, const GSVector4& dr, bool linear)
{
	StretchRect(st, GSVector4(0, 0, 1, 1), dt, dr, linear);
}