DevVGA-SVGA3d-win-d3d9.cpp@ 84677

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1	/* $Id: DevVGA-SVGA3d-win-d3d9.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */
2	/** @file
3	* DevVMWare - VMWare SVGA device Direct3D 9 backend.
4	*/
5
6	/*
7	* Copyright (C) 2019-2020 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#define LOG_GROUP LOG_GROUP_DEV_VMSVGA
19	#include <VBox/vmm/pdmdev.h>
20
21	#include <iprt/assert.h>
22
23	#include "DevVGA-SVGA.h"
24	#include "DevVGA-SVGA3d-internal.h"
25
26
27	typedef enum D3D9TextureType
28	{
29	D3D9TextureType_Texture,
30	D3D9TextureType_Bounce,
31	D3D9TextureType_Emulated
32	} D3D9TextureType;
33
34	IDirect3DTexture9 *D3D9GetTexture(PVMSVGA3DSURFACE pSurface,
35	D3D9TextureType enmType)
36	{
37	IDirect3DTexture9 *p;
38	switch (enmType)
39	{
40	default: AssertFailed();
41	RT_FALL_THRU();
42	case D3D9TextureType_Texture: p = pSurface->u.pTexture; break;
43	case D3D9TextureType_Bounce: p = pSurface->bounce.pTexture; break;
44	case D3D9TextureType_Emulated: p = pSurface->emulated.pTexture; break;
45	}
46	return p;
47	}
48
49	IDirect3DCubeTexture9 *D3D9GetCubeTexture(PVMSVGA3DSURFACE pSurface,
50	D3D9TextureType enmType)
51	{
52	IDirect3DCubeTexture9 *p;
53	switch (enmType)
54	{
55	default: AssertFailed();
56	RT_FALL_THRU();
57	case D3D9TextureType_Texture: p = pSurface->u.pCubeTexture; break;
58	case D3D9TextureType_Bounce: p = pSurface->bounce.pCubeTexture; break;
59	case D3D9TextureType_Emulated: p = pSurface->emulated.pCubeTexture; break;
60	}
61	return p;
62	}
63
64	IDirect3DVolumeTexture9 *D3D9GetVolumeTexture(PVMSVGA3DSURFACE pSurface,
65	D3D9TextureType enmType)
66	{
67	IDirect3DVolumeTexture9 *p;
68	switch (enmType)
69	{
70	default: AssertFailed();
71	RT_FALL_THRU();
72	case D3D9TextureType_Texture: p = pSurface->u.pVolumeTexture; break;
73	case D3D9TextureType_Bounce: p = pSurface->bounce.pVolumeTexture; break;
74	case D3D9TextureType_Emulated: p = pSurface->emulated.pVolumeTexture; break;
75	}
76	return p;
77	}
78
79	HRESULT D3D9GetTextureLevel(PVMSVGA3DSURFACE pSurface,
80	D3D9TextureType enmType,
81	uint32_t uFace,
82	uint32_t uMipmap,
83	IDirect3DSurface9 **ppD3DSurface)
84	{
85	HRESULT hr;
86
87	if (pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_CUBE_TEXTURE)
88	{
89	Assert(pSurface->cFaces == 6);
90
91	IDirect3DCubeTexture9 *p = D3D9GetCubeTexture(pSurface, enmType);
92	if (p)
93	{
94	D3DCUBEMAP_FACES const FaceType = vmsvga3dCubemapFaceFromIndex(uFace);
95	hr = p->GetCubeMapSurface(FaceType, uMipmap, ppD3DSurface);
96	AssertMsg(hr == D3D_OK, ("GetCubeMapSurface failed with %x\n", hr));
97	}
98	else
99	{
100	AssertFailed();
101	hr = E_INVALIDARG;
102	}
103	}
104	else if (pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_TEXTURE)
105	{
106	Assert(pSurface->cFaces == 1);
107	Assert(uFace == 0);
108
109	IDirect3DTexture9 *p = D3D9GetTexture(pSurface, enmType);
110	if (p)
111	{
112	hr = p->GetSurfaceLevel(uMipmap, ppD3DSurface);
113	AssertMsg(hr == D3D_OK, ("GetSurfaceLevel failed with %x\n", hr));
114	}
115	else
116	{
117	AssertFailed();
118	hr = E_INVALIDARG;
119	}
120	}
121	else
122	{
123	AssertMsgFailed(("No surface level for type %d\n", pSurface->enmD3DResType));
124	hr = E_INVALIDARG;
125	}
126
127	return hr;
128	}
129
130
131	static HRESULT d3dCopyToVertexBuffer(IDirect3DVertexBuffer9 pVB, const void pvSrc, int cbSrc)
132	{
133	HRESULT hr = D3D_OK;
134	void *pvDst = 0;
135	hr = pVB->Lock(0, 0, &pvDst, 0);
136	if (SUCCEEDED(hr))
137	{
138	memcpy(pvDst, pvSrc, cbSrc);
139	hr = pVB->Unlock();
140	}
141	return hr;
142	}
143
144	struct Vertex
145	{
146	float x, y; /* The vertex position. */
147	float u, v; /* Texture coordinates. */
148	};
149
150	typedef struct D3D9ConversionParameters
151	{
152	DWORD const paVS; / Vertex shader code. */
153	DWORD const paPS; / Pixel shader code. */
154	} D3D9ConversionParameters;
155
156	/** Select conversion shaders.
157	* @param d3dfmtFrom Source texture format.
158	* @param d3dfmtTo Target texture format.
159	* @param pResult Where the tore pointers to the shader code.
160	*/
161	static HRESULT d3d9SelectConversion(D3DFORMAT d3dfmtFrom, D3DFORMAT d3dfmtTo,
162	D3D9ConversionParameters *pResult)
163	{
164	/*
165	* The shader code has been obtained from the hex listing file (hexdump.txt) produced by fxc HLSL compiler:
166	* fxc.exe /Op /Tfx_2_0 /Fxhexdump.txt shader.fx
167	*
168	* The vertex shader code is the same for all convestion variants.
169	*
170	* For example here is the complete code for aPSCodeSwapRB:
171
172	uniform extern float4 gTextureInfo; // .xy = (width, height) in pixels, .zw = (1/width, 1/height)
173	uniform extern texture gTexSource;
174	sampler sSource = sampler_state
175	{
176	Texture = <gTexSource>;
177	};
178
179	struct VS_INPUT
180	{
181	float2 Position : POSITION; // In pixels.
182	float2 TexCoord : TEXCOORD0;
183	};
184
185	struct VS_OUTPUT
186	{
187	float4 Position : POSITION; // Normalized.
188	float2 TexCoord : TEXCOORD0;
189	};
190
191	VS_OUTPUT VS(VS_INPUT In)
192	{
193	VS_OUTPUT Output;
194
195	// Position is in pixels, i.e [0; width - 1]. Top, left is 0,0.
196	// Convert to the normalized coords in the -1;1 range
197	float4 Position;
198	Position.x = 2.0f * In.Position.x / (gTextureInfo.x - 1.0f) - 1.0f;
199	Position.y = -2.0f * In.Position.y / (gTextureInfo.y - 1.0f) + 1.0f;
200	Position.z = 0.0f; // Not used.
201	Position.w = 1.0f; // It is a point.
202
203	Output.Position = Position;
204	Output.TexCoord = In.TexCoord;
205
206	return Output;
207	}
208
209	struct PS_OUTPUT
210	{
211	float4 Color : COLOR0;
212	};
213
214	PS_OUTPUT PS(VS_OUTPUT In)
215	{
216	PS_OUTPUT Output;
217
218	float2 texCoord = In.TexCoord;
219
220	float4 texColor = tex2D(sSource, texCoord);
221
222	Output.Color = texColor.bgra; // Swizzle rgba -> bgra
223
224	return Output;
225	}
226
227	technique RenderScene
228	{
229	pass P0
230	{
231	VertexShader = compile vs_2_0 VS();
232	PixelShader = compile ps_2_0 PS();
233	}
234	}
235	*/
236
237	static DWORD const aVSCode[] =
238	{
239	0xfffe0200, // vs_2_0
240	0x05000051, 0xa00f0001, 0xbf800000, 0xc0000000, 0x3f800000, 0x00000000, // def c1, -1, -2, 1, 0
241	0x0200001f, 0x80000000, 0x900f0000, // dcl_position v0
242	0x0200001f, 0x80000005, 0x900f0001, // dcl_texcoord v1
243	0x03000002, 0x80010000, 0x90000000, 0x90000000, // add r0.x, v0.x, v0.x
244	0x02000001, 0x80010001, 0xa0000001, // mov r1.x, c1.x
245	0x03000002, 0x80060000, 0x80000001, 0xa0d00000, // add r0.yz, r1.x, c0.xxyw
246	0x02000006, 0x80020000, 0x80550000, // rcp r0.y, r0.y
247	0x02000006, 0x80040000, 0x80aa0000, // rcp r0.z, r0.z
248	0x04000004, 0xc0010000, 0x80000000, 0x80550000, 0xa0000001, // mad oPos.x, r0.x, r0.y, c1.x
249	0x03000005, 0x80010000, 0x90550000, 0xa0550001, // mul r0.x, v0.y, c1.y
250	0x04000004, 0xc0020000, 0x80000000, 0x80aa0000, 0xa0aa0001, // mad oPos.y, r0.x, r0.z, c1.z
251	0x02000001, 0xc00c0000, 0xa0b40001, // mov oPos.zw, c1.xywz
252	0x02000001, 0xe0030000, 0x90e40001, // mov oT0.xy, v1
253	0x0000ffff
254	};
255
256	/*
257	* Swap R and B components. Converts D3DFMT_A8R8G8B8 <-> D3DFMT_A8B8G8R8.
258	*/
259	static DWORD const aPSCodeSwapRB[] =
260	{
261	0xffff0200, // ps_2_0
262	0x0200001f, 0x80000000, 0xb0030000, // dcl t0.xy
263	0x0200001f, 0x90000000, 0xa00f0800, // dcl_2d s0
264	0x03000042, 0x800f0000, 0xb0e40000, 0xa0e40800, // texld r0, t0, s0
265	0x02000001, 0x80090001, 0x80d20000, // mov r1.xw, r0.zxyw
266	0x02000001, 0x80040001, 0x80000000, // mov r1.z, r0.x
267	0x02000001, 0x80020001, 0x80550000, // mov r1.y, r0.y
268	0x02000001, 0x800f0800, 0x80e40001, // mov oC0, r1
269	0x0000ffff
270	};
271
272	/* YUY2 to RGB:
273
274	// YUY2 if not defined
275	// #define UYVY
276
277	static const float3x3 yuvCoeffs =
278	{
279	1.164383f, 1.164383f, 1.164383f,
280	0.0f, -0.391762f, 2.017232f,
281	1.596027f, -0.812968f, 0.0f
282	};
283
284	PS_OUTPUT PS(VS_OUTPUT In)
285	{
286	PS_OUTPUT Output;
287
288	// 4 bytes of an YUV macropixel contain 2 pixels in X for the target.
289	// I.e. each YUV texture pixel is sampled twice: for both even and odd target pixels.
290
291	// In.TexCoord are in [0;1] range for the target.
292	float2 texCoord = In.TexCoord;
293
294	// Convert to the target coords in pixels: xPixel = TexCoord.x * Width.
295	float xTargetPixel = texCoord.x * gTextureInfo.x;
296
297	// Source texture is half width, i.e. it contains data in pixels [0; width / 2 - 1].
298	float xSourcePixel = xTargetPixel / 2.0f;
299
300	// Remainder is about 0.25 for even pixels and about 0.75 for odd pixels.
301	float remainder = xSourcePixel - trunc(xSourcePixel);
302
303	// Back to the normalized coords: texCoord.x = xPixel / Width.
304	texCoord.x = xSourcePixel * gTextureInfo.z;
305
306	// Fetch YUV
307	float4 texColor = tex2D(sSource, texCoord);
308
309	// Get YUV components.
310	#ifdef UYVY
311	float u = texColor.b;
312	float y0 = texColor.g;
313	float v = texColor.r;
314	float y1 = texColor.a;
315	#else // YUY2
316	float y0 = texColor.b;
317	float u = texColor.g;
318	float y1 = texColor.r;
319	float v = texColor.a;
320	#endif
321
322	// Get y0 for even x coordinates and y1 for odd ones.
323	float y = remainder < 0.5f ? y0 : y1;
324
325	// Make a vector for easier calculation.
326	float3 yuv = float3(y, u, v);
327
328	// Convert YUV to RGB:
329	// https://docs.microsoft.com/en-us/windows/win32/medfound/recommended-8-bit-yuv-formats-for-video-rendering#converting-8-bit-yuv-to-rgb888
330	//
331	// For 8bit [0;255] when Y = [16;235], U,V = [16;239]:
332	//
333	// C = Y - 16
334	// D = U - 128
335	// E = V - 128
336	//
337	// R = 1.164383 * C + 1.596027 * E
338	// G = 1.164383 * C - 0.391762 * D - 0.812968 * E
339	// B = 1.164383 * C + 2.017232 * D
340	//
341	// For shader values [0;1.0] when Y = [16/255;235/255], U,V = [16/255;239/255]:
342	//
343	// C = Y - 0.0627
344	// D = U - 0.5020
345	// E = V - 0.5020
346	//
347	// R = 1.164383 * C + 1.596027 * E
348	// G = 1.164383 * C - 0.391762 * D - 0.812968 * E
349	// B = 1.164383 * C + 2.017232 * D
350	//
351	yuv -= float3(0.0627f, 0.502f, 0.502f);
352	float3 bgr = mul(yuv, yuvCoeffs);
353
354	// Clamp to [0;1]
355	bgr = saturate(bgr);
356
357	// Return RGBA
358	Output.Color = float4(bgr, 1.0f);
359
360	return Output;
361	}
362	*/
363	static DWORD const aPSCodeYUY2toRGB[] =
364	{
365	0xffff0200, // ps_2_0
366	0x05000051, 0xa00f0001, 0x3f000000, 0x00000000, 0x3f800000, 0xbf000000, // def c1, 0.5, 0, 1, -0.5
367	0x05000051, 0xa00f0002, 0xbd8068dc, 0xbf008312, 0xbf008312, 0x00000000, // def c2, -0.0627000034, -0.501999974, -0.501999974, 0
368	0x05000051, 0xa00f0003, 0x3f950a81, 0x00000000, 0x3fcc4a9d, 0x00000000, // def c3, 1.16438305, 0, 1.59602702, 0
369	0x05000051, 0xa00f0004, 0x3f950a81, 0xbec89507, 0xbf501eac, 0x00000000, // def c4, 1.16438305, -0.391761988, -0.812968016, 0
370	0x05000051, 0xa00f0005, 0x3f950a81, 0x40011a54, 0x00000000, 0x00000000, // def c5, 1.16438305, 2.01723194, 0, 0
371	0x0200001f, 0x80000000, 0xb0030000, // dcl t0.xy
372	0x0200001f, 0x90000000, 0xa00f0800, // dcl_2d s0
373	0x03000005, 0x80080000, 0xb0000000, 0xa0000000, // mul r0.w, t0.x, c0.x
374	0x03000005, 0x80010000, 0x80ff0000, 0xa0000001, // mul r0.x, r0.w, c1.x
375	0x02000013, 0x80020000, 0x80000000, // frc r0.y, r0.x
376	0x04000058, 0x80040000, 0x81550000, 0xa0550001, 0xa0aa0001, // cmp r0.z, -r0.y, c1.y, c1.z
377	0x03000002, 0x80020000, 0x80000000, 0x81550000, // add r0.y, r0.x, -r0.y
378	0x03000005, 0x80010001, 0x80000000, 0xa0aa0000, // mul r1.x, r0.x, c0.z
379	0x04000058, 0x80010000, 0x80ff0000, 0xa0550001, 0x80aa0000, // cmp r0.x, r0.w, c1.y, r0.z
380	0x03000002, 0x80010000, 0x80000000, 0x80550000, // add r0.x, r0.x, r0.y
381	0x04000004, 0x80010000, 0x80ff0000, 0xa0000001, 0x81000000, // mad r0.x, r0.w, c1.x, -r0.x
382	0x03000002, 0x80010000, 0x80000000, 0xa0ff0001, // add r0.x, r0.x, c1.w
383	0x02000001, 0x80020001, 0xb0550000, // mov r1.y, t0.y
384	0x03000042, 0x800f0001, 0x80e40001, 0xa0e40800, // texld r1, r1, s0
385	0x04000058, 0x80010001, 0x80000000, 0x80000001, 0x80aa0001, // cmp r1.x, r0.x, r1.x, r1.z
386	0x02000001, 0x80040001, 0x80ff0001, // mov r1.z, r1.w
387	0x03000002, 0x80070000, 0x80e40001, 0xa0e40002, // add r0.xyz, r1, c2
388	0x03000008, 0x80110001, 0x80e40000, 0xa0e40003, // dp3_sat r1.x, r0, c3
389	0x03000008, 0x80120001, 0x80e40000, 0xa0e40004, // dp3_sat r1.y, r0, c4
390	0x0400005a, 0x80140001, 0x80e40000, 0xa0e40005, 0xa0aa0005, // dp2add_sat r1.z, r0, c5, c5.z
391	0x02000001, 0x80080001, 0xa0aa0001, // mov r1.w, c1.z
392	0x02000001, 0x800f0800, 0x80e40001, // mov oC0, r1
393	0x0000ffff
394	};
395
396	/* UYVY to RGB is same as YUY2 above except for the order of yuv components:
397
398	// YUY2 if not defined
399	#define UYVY
400	...
401	*/
402	static DWORD const aPSCodeUYVYtoRGB[] =
403	{
404	0xffff0200, // ps_2_0
405	0x05000051, 0xa00f0001, 0x3f000000, 0x00000000, 0x3f800000, 0xbf000000, // def c1, 0.5, 0, 1, -0.5
406	0x05000051, 0xa00f0002, 0xbd8068dc, 0xbf008312, 0xbf008312, 0x00000000, // def c2, -0.0627000034, -0.501999974, -0.501999974, 0
407	0x05000051, 0xa00f0003, 0x3f950a81, 0x00000000, 0x3fcc4a9d, 0x00000000, // def c3, 1.16438305, 0, 1.59602702, 0
408	0x05000051, 0xa00f0004, 0x3f950a81, 0xbec89507, 0xbf501eac, 0x00000000, // def c4, 1.16438305, -0.391761988, -0.812968016, 0
409	0x05000051, 0xa00f0005, 0x3f950a81, 0x40011a54, 0x00000000, 0x00000000, // def c5, 1.16438305, 2.01723194, 0, 0
410	0x0200001f, 0x80000000, 0xb0030000, // dcl t0.xy
411	0x0200001f, 0x90000000, 0xa00f0800, // dcl_2d s0
412	0x03000005, 0x80080000, 0xb0000000, 0xa0000000, // mul r0.w, t0.x, c0.x
413	0x03000005, 0x80010000, 0x80ff0000, 0xa0000001, // mul r0.x, r0.w, c1.x
414	0x02000013, 0x80020000, 0x80000000, // frc r0.y, r0.x
415	0x04000058, 0x80040000, 0x81550000, 0xa0550001, 0xa0aa0001, // cmp r0.z, -r0.y, c1.y, c1.z
416	0x03000002, 0x80020000, 0x80000000, 0x81550000, // add r0.y, r0.x, -r0.y
417	0x03000005, 0x80010001, 0x80000000, 0xa0aa0000, // mul r1.x, r0.x, c0.z
418	0x04000058, 0x80010000, 0x80ff0000, 0xa0550001, 0x80aa0000, // cmp r0.x, r0.w, c1.y, r0.z
419	0x03000002, 0x80010000, 0x80000000, 0x80550000, // add r0.x, r0.x, r0.y
420	0x04000004, 0x80010000, 0x80ff0000, 0xa0000001, 0x81000000, // mad r0.x, r0.w, c1.x, -r0.x
421	0x03000002, 0x80010000, 0x80000000, 0xa0ff0001, // add r0.x, r0.x, c1.w
422	0x02000001, 0x80020001, 0xb0550000, // mov r1.y, t0.y
423	0x03000042, 0x800f0001, 0x80e40001, 0xa0e40800, // texld r1, r1, s0
424	0x04000058, 0x80010000, 0x80000000, 0x80ff0001, 0x80550001, // cmp r0.x, r0.x, r1.w, r1.y
425	0x02000001, 0x80060000, 0x80c90001, // mov r0.yz, r1.yzxw
426	0x03000002, 0x80070000, 0x80e40000, 0xa0e40002, // add r0.xyz, r0, c2
427	0x03000008, 0x80110001, 0x80e40000, 0xa0e40003, // dp3_sat r1.x, r0, c3
428	0x03000008, 0x80120001, 0x80e40000, 0xa0e40004, // dp3_sat r1.y, r0, c4
429	0x0400005a, 0x80140001, 0x80e40000, 0xa0e40005, 0xa0aa0005, // dp2add_sat r1.z, r0, c5, c5.z
430	0x02000001, 0x80080001, 0xa0aa0001, // mov r1.w, c1.z
431	0x02000001, 0x800f0800, 0x80e40001, // mov oC0, r1
432	0x0000ffff
433	};
434
435	/* RGB to YUY2.
436	* UYVY is not defined.
437
438	static const float3x3 bgrCoeffs =
439	{
440	0.0977f, 0.4375f, -0.0703f,
441	0.5039f, -0.2891f, -0.3672f,
442	0.2578f, -0.1484f, 0.4375f
443	};
444
445	static const float3 yuvShift = { 0.0647f, 0.5039f, 0.5039f };
446
447	PS_OUTPUT PS(VS_OUTPUT In)
448	{
449	PS_OUTPUT Output;
450
451	// 4 bytes of an YUV macropixel contain 2 source pixels in X.
452	// I.e. each YUV texture target pixel is computed from 2 source pixels.
453	// The target texture pixels are located in the [0; width / 2 - 1] range.
454
455	// In.TexCoord are in [0;1] range, applicable both to the source and the target textures.
456	float2 texCoordDst = In.TexCoord;
457
458	// Convert to the target coords in pixels: xPixel = TexCoord.x * Width.
459	float xTargetPixel = texCoordDst.x * gTextureInfo.x;
460
461	float4 bgraOutputPixel;
462	if (xTargetPixel < gTextureInfo.x / 2.0f)
463	{
464	// Target texture is half width, i.e. it contains data in pixels [0; width / 2 - 1].
465	// Compute the source texture coords for the pixels which will be used to compute the target pixel.
466	float2 texCoordSrc = texCoordDst;
467	texCoordSrc.x *= 2.0f;
468
469	// Even pixel. Fetch two BGRA source pixels.
470	float4 texColor0 = tex2D(sSource, texCoordSrc);
471
472	// Advance one pixel (+ 1/Width)
473	texCoordSrc.x += gTextureInfo.z;
474	float4 texColor1 = tex2D(sSource, texCoordSrc);
475
476	// Compute y0, u, y1, v components
477	// https://docs.microsoft.com/en-us/windows/win32/medfound/recommended-8-bit-yuv-formats-for-video-rendering#converting-rgb888-to-yuv-444
478	//
479	// For R,G,B and Y,U,V in [0;255]
480	// Y = ( ( 66 * R + 129 * G + 25 * B + 128) >> 8) + 16
481	// U = ( ( -38 * R - 74 * G + 112 * B + 128) >> 8) + 128
482	// V = ( ( 112 * R - 94 * G - 18 * B + 128) >> 8) + 128
483	//
484	// For r,g,b and y,u,v in [0;1.0]
485	// y = 0.2578 * r + 0.5039 * g + 0.0977 * b + 0.0647
486	// u = -0.1484 * r - 0.2891 * g + 0.4375 * b + 0.5039
487	// v = 0.4375 * r - 0.3672 * g - 0.0703 * b + 0.5039
488
489	float3 yuv0 = mul(texColor0.bgr, bgrCoeffs);
490	yuv0 -= yuvShift;
491
492	float3 yuv1 = mul(texColor1.bgr, bgrCoeffs);
493	yuv1 -= yuvShift;
494
495	float y0 = yuv0.b;
496	float u = (yuv0.g + yuv1.g) / 2.0f;
497	float y1 = yuv1.b;
498	float v = (yuv0.r + yuv1.r) / 2.0f;
499
500	#ifdef UYVY
501	bgraOutputPixel = float4(u, y0, v, y1);
502	#else // YUY2
503	bgraOutputPixel = float4(y0, u, y1, v);
504	#endif
505	}
506	else
507	{
508	// [width / 2; width - 1] pixels are not used. Set to something.
509	bgraOutputPixel = float4(0.0f, 0.0f, 0.0f, 0.0f);
510	}
511
512	// Clamp to [0;1]
513	bgraOutputPixel = saturate(bgraOutputPixel);
514
515	// Return RGBA
516	Output.Color = bgraOutputPixel;
517
518	return Output;
519	}
520	*/
521	static DWORD const aPSCodeRGBtoYUY2[] =
522	{
523	0xffff0200, // ps_2_0
524	0x05000051, 0xa00f0001, 0xbd84816f, 0xbf00ff97, 0xbf00ff97, 0x00000000, // def c1, -0.0647, -0.503899992, -0.503899992, 0
525	0x05000051, 0xa00f0002, 0xbe80ff97, 0x00000000, 0xbd04816f, 0x00000000, // def c2, -0.251949996, 0, -0.03235, 0
526	0x05000051, 0xa00f0003, 0x3dc816f0, 0x3f00ff97, 0x3e83fe5d, 0x00000000, // def c3, 0.0976999998, 0.503899992, 0.257800013, 0
527	0x05000051, 0xa00f0004, 0x3ee00000, 0xbe9404ea, 0xbe17f62b, 0x00000000, // def c4, 0.4375, -0.289099991, -0.148399994, 0
528	0x05000051, 0xa00f0005, 0xbd8ff972, 0xbebc01a3, 0x3ee00000, 0x00000000, // def c5, -0.0702999979, -0.367199987, 0.4375, 0
529	0x05000051, 0xa00f0006, 0x3f000000, 0x40000000, 0x3f800000, 0xbf00ff97, // def c6, 0.5, 2, 1, -0.503899992
530	0x05000051, 0xa00f0007, 0x3f000000, 0x3f800000, 0x3f000000, 0x00000000, // def c7, 0.5, 1, 0.5, 0
531	0x0200001f, 0x80000000, 0xb0030000, // dcl t0.xy
532	0x0200001f, 0x90000000, 0xa00f0800, // dcl_2d s0
533	0x03000005, 0x80030000, 0xb0e40000, 0xa0c90006, // mul r0.xy, t0, c6.yzxw
534	0x02000001, 0x80030001, 0xa0e40006, // mov r1.xy, c6
535	0x04000004, 0x80010002, 0xb0000000, 0x80550001, 0xa0aa0000, // mad r2.x, t0.x, r1.y, c0.z
536	0x02000001, 0x80020002, 0xb0550000, // mov r2.y, t0.y
537	0x03000042, 0x800f0000, 0x80e40000, 0xa0e40800, // texld r0, r0, s0
538	0x03000042, 0x800f0002, 0x80e40002, 0xa0e40800, // texld r2, r2, s0
539	0x03000005, 0x80080000, 0x80aa0000, 0xa0000003, // mul r0.w, r0.z, c3.x
540	0x04000004, 0x80080000, 0x80550000, 0xa0550003, 0x80ff0000, // mad r0.w, r0.y, c3.y, r0.w
541	0x04000004, 0x80010003, 0x80000000, 0xa0aa0003, 0x80ff0000, // mad r3.x, r0.x, c3.z, r0.w
542	0x03000005, 0x80080000, 0x80aa0000, 0xa0000004, // mul r0.w, r0.z, c4.x
543	0x04000004, 0x80080000, 0x80550000, 0xa0550004, 0x80ff0000, // mad r0.w, r0.y, c4.y, r0.w
544	0x04000004, 0x80020003, 0x80000000, 0xa0aa0004, 0x80ff0000, // mad r3.y, r0.x, c4.z, r0.w
545	0x03000005, 0x80080002, 0x80aa0000, 0xa0000005, // mul r2.w, r0.z, c5.x
546	0x04000004, 0x80080002, 0x80550000, 0xa0550005, 0x80ff0002, // mad r2.w, r0.y, c5.y, r2.w
547	0x04000004, 0x80040003, 0x80000000, 0xa0aa0005, 0x80ff0002, // mad r3.z, r0.x, c5.z, r2.w
548	0x03000002, 0x80070000, 0x80e40003, 0xa0e40001, // add r0.xyz, r3, c1
549	0x02000001, 0x80080000, 0xa0ff0006, // mov r0.w, c6.w
550	0x03000005, 0x80080002, 0x80aa0002, 0xa0000003, // mul r2.w, r2.z, c3.x
551	0x04000004, 0x80080002, 0x80550002, 0xa0550003, 0x80ff0002, // mad r2.w, r2.y, c3.y, r2.w
552	0x04000004, 0x80040003, 0x80000002, 0xa0aa0003, 0x80ff0002, // mad r3.z, r2.x, c3.z, r2.w
553	0x03000005, 0x80080002, 0x80aa0002, 0xa0000004, // mul r2.w, r2.z, c4.x
554	0x04000004, 0x80080002, 0x80550002, 0xa0550004, 0x80ff0002, // mad r2.w, r2.y, c4.y, r2.w
555	0x04000004, 0x80010003, 0x80000002, 0xa0aa0004, 0x80ff0002, // mad r3.x, r2.x, c4.z, r2.w
556	0x03000005, 0x80080003, 0x80aa0002, 0xa0000005, // mul r3.w, r2.z, c5.x
557	0x04000004, 0x80080003, 0x80550002, 0xa0550005, 0x80ff0003, // mad r3.w, r2.y, c5.y, r3.w
558	0x04000004, 0x80020003, 0x80000002, 0xa0aa0005, 0x80ff0003, // mad r3.y, r2.x, c5.z, r3.w
559	0x03000002, 0x80050002, 0x80c90000, 0x80e40003, // add r2.xz, r0.yzxw, r3
560	0x03000002, 0x80020002, 0x80ff0000, 0x80550003, // add r2.y, r0.w, r3.y
561	0x02000001, 0x80110000, 0x80aa0000, // mov_sat r0.x, r0.z
562	0x02000001, 0x80070003, 0xa0e40007, // mov r3.xyz, c7
563	0x04000004, 0x80160000, 0x80d20002, 0x80d20003, 0xa0d20002, // mad_sat r0.yz, r2.zxyw, r3.zxyw, c2.zxyw
564	0x04000004, 0x80180000, 0x80aa0002, 0x80aa0003, 0xa0aa0002, // mad_sat r0.w, r2.z, r3.z, c2.z
565	0x03000005, 0x80010001, 0x80000001, 0xa0000000, // mul r1.x, r1.x, c0.x
566	0x04000004, 0x80010001, 0xb0000000, 0xa0000000, 0x81000001, // mad r1.x, t0.x, c0.x, -r1.x
567	0x04000058, 0x800f0000, 0x80000001, 0xa0ff0003, 0x80e40000, // cmp r0, r1.x, c3.w, r0
568	0x02000001, 0x800f0800, 0x80e40000, // mov oC0, r0
569	0x0000ffff
570	};
571
572	/* RGB to UYVY is same as YUY2 above except for the order of yuv components.
573	* UYVY is defined.
574	*/
575	static DWORD const aPSCodeRGBtoUYVY[] =
576	{
577	0xffff0200, // ps_2_0
578	0x05000051, 0xa00f0001, 0xbd84816f, 0xbf00ff97, 0xbf00ff97, 0x00000000, // def c1, -0.0647, -0.503899992, -0.503899992, 0
579	0x05000051, 0xa00f0002, 0xbe80ff97, 0xbd04816f, 0x00000000, 0x00000000, // def c2, -0.251949996, -0.03235, 0, 0
580	0x05000051, 0xa00f0003, 0x3dc816f0, 0x3f00ff97, 0x3e83fe5d, 0x00000000, // def c3, 0.0976999998, 0.503899992, 0.257800013, 0
581	0x05000051, 0xa00f0004, 0x3ee00000, 0xbe9404ea, 0xbe17f62b, 0x00000000, // def c4, 0.4375, -0.289099991, -0.148399994, 0
582	0x05000051, 0xa00f0005, 0xbd8ff972, 0xbebc01a3, 0x3ee00000, 0x00000000, // def c5, -0.0702999979, -0.367199987, 0.4375, 0
583	0x05000051, 0xa00f0006, 0x3f000000, 0x40000000, 0x3f800000, 0xbf00ff97, // def c6, 0.5, 2, 1, -0.503899992
584	0x05000051, 0xa00f0007, 0x3f000000, 0x3f000000, 0x3f800000, 0x00000000, // def c7, 0.5, 0.5, 1, 0
585	0x0200001f, 0x80000000, 0xb0030000, // dcl t0.xy
586	0x0200001f, 0x90000000, 0xa00f0800, // dcl_2d s0
587	0x03000005, 0x80030000, 0xb0e40000, 0xa0c90006, // mul r0.xy, t0, c6.yzxw
588	0x02000001, 0x80030001, 0xa0e40006, // mov r1.xy, c6
589	0x04000004, 0x80010002, 0xb0000000, 0x80550001, 0xa0aa0000, // mad r2.x, t0.x, r1.y, c0.z
590	0x02000001, 0x80020002, 0xb0550000, // mov r2.y, t0.y
591	0x03000042, 0x800f0000, 0x80e40000, 0xa0e40800, // texld r0, r0, s0
592	0x03000042, 0x800f0002, 0x80e40002, 0xa0e40800, // texld r2, r2, s0
593	0x03000005, 0x80080000, 0x80aa0000, 0xa0000003, // mul r0.w, r0.z, c3.x
594	0x04000004, 0x80080000, 0x80550000, 0xa0550003, 0x80ff0000, // mad r0.w, r0.y, c3.y, r0.w
595	0x04000004, 0x80010003, 0x80000000, 0xa0aa0003, 0x80ff0000, // mad r3.x, r0.x, c3.z, r0.w
596	0x03000005, 0x80080000, 0x80aa0000, 0xa0000004, // mul r0.w, r0.z, c4.x
597	0x04000004, 0x80080000, 0x80550000, 0xa0550004, 0x80ff0000, // mad r0.w, r0.y, c4.y, r0.w
598	0x04000004, 0x80020003, 0x80000000, 0xa0aa0004, 0x80ff0000, // mad r3.y, r0.x, c4.z, r0.w
599	0x03000005, 0x80080002, 0x80aa0000, 0xa0000005, // mul r2.w, r0.z, c5.x
600	0x04000004, 0x80080002, 0x80550000, 0xa0550005, 0x80ff0002, // mad r2.w, r0.y, c5.y, r2.w
601	0x04000004, 0x80040003, 0x80000000, 0xa0aa0005, 0x80ff0002, // mad r3.z, r0.x, c5.z, r2.w
602	0x03000002, 0x80070000, 0x80e40003, 0xa0e40001, // add r0.xyz, r3, c1
603	0x02000001, 0x80080000, 0xa0ff0006, // mov r0.w, c6.w
604	0x03000005, 0x80080002, 0x80aa0002, 0xa0000003, // mul r2.w, r2.z, c3.x
605	0x04000004, 0x80080002, 0x80550002, 0xa0550003, 0x80ff0002, // mad r2.w, r2.y, c3.y, r2.w
606	0x04000004, 0x80020003, 0x80000002, 0xa0aa0003, 0x80ff0002, // mad r3.y, r2.x, c3.z, r2.w
607	0x03000005, 0x80080002, 0x80aa0002, 0xa0000004, // mul r2.w, r2.z, c4.x
608	0x04000004, 0x80080002, 0x80550002, 0xa0550004, 0x80ff0002, // mad r2.w, r2.y, c4.y, r2.w
609	0x04000004, 0x80010003, 0x80000002, 0xa0aa0004, 0x80ff0002, // mad r3.x, r2.x, c4.z, r2.w
610	0x03000005, 0x80080003, 0x80aa0002, 0xa0000005, // mul r3.w, r2.z, c5.x
611	0x04000004, 0x80080003, 0x80550002, 0xa0550005, 0x80ff0003, // mad r3.w, r2.y, c5.y, r3.w
612	0x04000004, 0x80040003, 0x80000002, 0xa0aa0005, 0x80ff0003, // mad r3.z, r2.x, c5.z, r3.w
613	0x03000002, 0x80010002, 0x80550000, 0x80000003, // add r2.x, r0.y, r3.x
614	0x03000002, 0x80020002, 0x80000000, 0x80550003, // add r2.y, r0.x, r3.y
615	0x03000002, 0x80040002, 0x80ff0000, 0x80aa0003, // add r2.z, r0.w, r3.z
616	0x02000001, 0x80120000, 0x80aa0000, // mov_sat r0.y, r0.z
617	0x02000001, 0x80070003, 0xa0e40007, // mov r3.xyz, c7
618	0x04000004, 0x80110000, 0x80000002, 0x80000003, 0xa0000002, // mad_sat r0.x, r2.x, r3.x, c2.x
619	0x04000004, 0x80140000, 0x80550002, 0x80550003, 0xa0550002, // mad_sat r0.z, r2.y, r3.y, c2.y
620	0x04000004, 0x80180000, 0x80aa0002, 0x80aa0003, 0xa0aa0002, // mad_sat r0.w, r2.z, r3.z, c2.z
621	0x03000005, 0x80010001, 0x80000001, 0xa0000000, // mul r1.x, r1.x, c0.x
622	0x04000004, 0x80010001, 0xb0000000, 0xa0000000, 0x81000001, // mad r1.x, t0.x, c0.x, -r1.x
623	0x04000058, 0x800f0000, 0x80000001, 0xa0ff0003, 0x80e40000, // cmp r0, r1.x, c3.w, r0
624	0x02000001, 0x800f0800, 0x80e40000, // mov oC0, r0
625	0x0000ffff
626	};
627
628	switch (d3dfmtFrom)
629	{
630	/*
631	* Emulated to ARGB
632	*/
633	case D3DFMT_A8B8G8R8:
634	{
635	if (d3dfmtTo == D3DFMT_A8R8G8B8)
636	{
637	pResult->paVS = aVSCode;
638	pResult->paPS = aPSCodeSwapRB;
639
640	return D3D_OK;
641	}
642	} break;
643	case D3DFMT_UYVY:
644	{
645	if (d3dfmtTo == D3DFMT_A8R8G8B8)
646	{
647	pResult->paVS = aVSCode;
648	pResult->paPS = aPSCodeUYVYtoRGB;
649
650	return D3D_OK;
651	}
652	} break;
653	case D3DFMT_YUY2:
654	{
655	if (d3dfmtTo == D3DFMT_A8R8G8B8)
656	{
657	pResult->paVS = aVSCode;
658	pResult->paPS = aPSCodeYUY2toRGB;
659
660	return D3D_OK;
661	}
662	} break;
663
664	/*
665	* ARGB to emulated.
666	*/
667	case D3DFMT_A8R8G8B8:
668	{
669	if (d3dfmtTo == D3DFMT_A8B8G8R8)
670	{
671	pResult->paVS = aVSCode;
672	pResult->paPS = aPSCodeSwapRB;
673
674	return D3D_OK;
675	}
676	else if (d3dfmtTo == D3DFMT_UYVY)
677	{
678	pResult->paVS = aVSCode;
679	pResult->paPS = aPSCodeRGBtoUYVY;
680
681	return D3D_OK;
682	}
683	else if (d3dfmtTo == D3DFMT_YUY2)
684	{
685	pResult->paVS = aVSCode;
686	pResult->paPS = aPSCodeRGBtoYUY2;
687
688	return D3D_OK;
689	}
690	} break;
691
692	default:
693	break;
694	}
695
696	return E_NOTIMPL;
697	}
698
699	class D3D9Conversion
700	{
701	private:
702	IDirect3DDevice9Ex *mpDevice;
703
704	/* State objects. */
705	IDirect3DVertexBuffer9 *mpVB;
706	IDirect3DVertexDeclaration9 *mpVertexDecl;
707	IDirect3DVertexShader9 *mpVS;
708	IDirect3DPixelShader9 *mpPS;
709
710	D3D9ConversionParameters mParameters;
711
712	typedef struct D3DSamplerState
713	{
714	D3DSAMPLERSTATETYPE Type;
715	DWORD Value;
716	} D3DSamplerState;
717
718	/* Saved context. */
719	struct
720	{
721	DWORD dwCull;
722	DWORD dwZEnable;
723	IDirect3DSurface9 *pRT;
724	IDirect3DVertexShader9 *pVS;
725	IDirect3DPixelShader9 *pPS;
726	IDirect3DBaseTexture9 *pTexture;
727	float aVSConstantData[4];
728	float aPSConstantData[4];
729	D3DSamplerState aSamplerState[3];
730	} mSaved;
731
732	void destroyConversion();
733	HRESULT saveContextState();
734	HRESULT restoreContextState(PVMSVGA3DCONTEXT pContext);
735	HRESULT initConversion();
736	HRESULT setConversionState(IDirect3DTexture9 *pSourceTexture,
737	uint32_t cWidth,
738	uint32_t cHeight);
739
740	public:
741	enum Direction
742	{
743	FromEmulated,
744	ToEmulated,
745	};
746
747	D3D9Conversion(IDirect3DDevice9Ex *pDevice);
748	~D3D9Conversion();
749
750	HRESULT SelectConversion(D3DFORMAT d3dfmtFrom, D3DFORMAT d3dfmtTo);
751	HRESULT ConvertTexture(PVMSVGA3DCONTEXT pContext,
752	PVMSVGA3DSURFACE pSurface,
753	Direction enmDirection);
754	};
755
756	D3D9Conversion::D3D9Conversion(IDirect3DDevice9Ex *pDevice)
757	:
758	mpDevice(pDevice),
759	mpVB(0),
760	mpVertexDecl(0),
761	mpVS(0),
762	mpPS(0)
763	{
764	mParameters.paVS = 0;
765	mParameters.paPS = 0;
766	mSaved.dwCull = D3DCULL_NONE;
767	mSaved.dwZEnable = D3DZB_FALSE;
768	mSaved.pRT = 0;
769	mSaved.pVS = 0;
770	mSaved.pPS = 0;
771	mSaved.pTexture = 0;
772	RT_ZERO(mSaved.aVSConstantData);
773	RT_ZERO(mSaved.aPSConstantData);
774	mSaved.aSamplerState[0].Type = D3DSAMP_MAGFILTER;
775	mSaved.aSamplerState[0].Value = D3DTEXF_POINT;
776	mSaved.aSamplerState[1].Type = D3DSAMP_MINFILTER;
777	mSaved.aSamplerState[1].Value = D3DTEXF_POINT;
778	mSaved.aSamplerState[2].Type = D3DSAMP_MIPFILTER;
779	mSaved.aSamplerState[2].Value = D3DTEXF_NONE;
780	}
781
782	D3D9Conversion::~D3D9Conversion()
783	{
784	destroyConversion();
785	}
786
787	void D3D9Conversion::destroyConversion()
788	{
789	D3D_RELEASE(mpVertexDecl);
790	D3D_RELEASE(mpVB);
791	D3D_RELEASE(mpVS);
792	D3D_RELEASE(mpPS);
793	}
794
795	HRESULT D3D9Conversion::saveContextState()
796	{
797	/*
798	* This is probably faster than
799	* IDirect3DStateBlock9 *mpStateBlock;
800	* mpDevice->CreateStateBlock(D3DSBT_ALL, &mpStateBlock);
801	*/
802	HRESULT hr = mpDevice->GetRenderState(D3DRS_CULLMODE, &mSaved.dwCull);
803	AssertReturn(hr == D3D_OK, hr);
804
805	hr = mpDevice->GetRenderState(D3DRS_ZENABLE, &mSaved.dwZEnable);
806	AssertReturn(hr == D3D_OK, hr);
807
808	hr = mpDevice->GetRenderTarget(0, &mSaved.pRT);
809	AssertReturn(hr == D3D_OK, hr);
810
811	hr = mpDevice->GetVertexShader(&mSaved.pVS);
812	AssertReturn(hr == D3D_OK, hr);
813
814	hr = mpDevice->GetPixelShader(&mSaved.pPS);
815	AssertReturn(hr == D3D_OK, hr);
816
817	hr = mpDevice->GetTexture(0, &mSaved.pTexture);
818	AssertReturn(hr == D3D_OK, hr);
819
820	hr = mpDevice->GetVertexShaderConstantF(0, mSaved.aVSConstantData, 1);
821	AssertReturn(hr == D3D_OK, hr);
822
823	hr = mpDevice->GetPixelShaderConstantF(0, mSaved.aPSConstantData, 1);
824	AssertReturn(hr == D3D_OK, hr);
825
826	for (uint32_t i = 0; i < RT_ELEMENTS(mSaved.aSamplerState); ++i)
827	{
828	hr = mpDevice->GetSamplerState(0, mSaved.aSamplerState[i].Type, &mSaved.aSamplerState[i].Value);
829	AssertReturn(hr == D3D_OK, hr);
830	}
831
832	return hr;
833	}
834
835	HRESULT D3D9Conversion::restoreContextState(PVMSVGA3DCONTEXT pContext)
836	{
837	HRESULT hr = mpDevice->SetRenderState(D3DRS_CULLMODE, mSaved.dwCull);
838	Assert(hr == D3D_OK);
839
840	hr = mpDevice->SetRenderState(D3DRS_ZENABLE, mSaved.dwZEnable);
841	Assert(hr == D3D_OK);
842
843	hr = mpDevice->SetRenderTarget(0, mSaved.pRT);
844	D3D_RELEASE(mSaved.pRT); /* GetRenderTarget increases the internal reference count. */
845	Assert(hr == D3D_OK);
846
847	hr = mpDevice->SetVertexDeclaration(pContext->d3dState.pVertexDecl);
848	Assert(hr == D3D_OK);
849
850	hr = mpDevice->SetVertexShader(mSaved.pVS);
851	Assert(hr == D3D_OK);
852
853	hr = mpDevice->SetPixelShader(mSaved.pPS);
854	Assert(hr == D3D_OK);
855
856	hr = mpDevice->SetTexture(0, mSaved.pTexture);
857	D3D_RELEASE(mSaved.pTexture); /* GetTexture increases the internal reference count. */
858	Assert(hr == D3D_OK);
859
860	hr = mpDevice->SetVertexShaderConstantF(0, mSaved.aVSConstantData, 1);
861	Assert(hr == D3D_OK);
862
863	hr = mpDevice->SetPixelShaderConstantF(0, mSaved.aPSConstantData, 1);
864	Assert(hr == D3D_OK);
865
866	for (uint32_t i = 0; i < RT_ELEMENTS(mSaved.aSamplerState); ++i)
867	{
868	hr = mpDevice->SetSamplerState(0, mSaved.aSamplerState[i].Type, mSaved.aSamplerState[i].Value);
869	Assert(hr == D3D_OK);
870	}
871
872	return hr;
873	}
874
875	HRESULT D3D9Conversion::initConversion()
876	{
877	static D3DVERTEXELEMENT9 const aVertexElements[] =
878	{
879	{0, 0, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0},
880	{0, 8, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0},
881	D3DDECL_END()
882	};
883
884	HRESULT hr = mpDevice->CreateVertexDeclaration(aVertexElements, &mpVertexDecl);
885	AssertReturn(hr == D3D_OK, hr);
886
887	hr = mpDevice->CreateVertexBuffer(6 * sizeof(Vertex),
888	0, /* D3DUSAGE_* */
889	0, /* FVF */
890	D3DPOOL_DEFAULT,
891	&mpVB,
892	0);
893	AssertReturn(hr == D3D_OK, hr);
894
895	hr = mpDevice->CreateVertexShader(mParameters.paVS, &mpVS);
896	AssertReturn(hr == D3D_OK, hr);
897
898	hr = mpDevice->CreatePixelShader(mParameters.paPS, &mpPS);
899	AssertReturn(hr == D3D_OK, hr);
900
901	return hr;
902	}
903
904	HRESULT D3D9Conversion::setConversionState(IDirect3DTexture9 *pSourceTexture,
905	uint32_t cWidth,
906	uint32_t cHeight)
907	{
908	/* Subtract 0.5 to line up the pixel centers with texels
909	* https://docs.microsoft.com/en-us/windows/win32/direct3d9/directly-mapping-texels-to-pixels
910	*/
911	float const xLeft = -0.5f;
912	float const xRight = (cWidth - 1) - 0.5f;
913	float const yTop = -0.5f;
914	float const yBottom = (cHeight - 1) - 0.5f;
915
916	Vertex const aVertices[] =
917	{
918	{ xLeft, yTop, 0.0f, 0.0f},
919	{ xRight, yTop, 1.0f, 0.0f},
920	{ xRight, yBottom, 1.0f, 1.0f},
921
922	{ xLeft, yTop, 0.0f, 0.0f},
923	{ xRight, yBottom, 1.0f, 1.0f},
924	{ xLeft, yBottom, 0.0f, 1.0f},
925	};
926
927	HRESULT hr = d3dCopyToVertexBuffer(mpVB, aVertices, sizeof(aVertices));
928	AssertReturn(hr == D3D_OK, hr);
929
930	/* No need to save the stream source, because vmsvga3dDrawPrimitives always sets it. */
931	hr = mpDevice->SetStreamSource(0, mpVB, 0, sizeof(Vertex));
932	AssertReturn(hr == D3D_OK, hr);
933
934	/* Stored in pContext->d3dState.pVertexDecl. */
935	hr = mpDevice->SetVertexDeclaration(mpVertexDecl);
936	AssertReturn(hr == D3D_OK, hr);
937
938	/* Saved by saveContextState. */
939	hr = mpDevice->SetVertexShader(mpVS);
940	AssertReturn(hr == D3D_OK, hr);
941
942	/* Saved by saveContextState. */
943	hr = mpDevice->SetPixelShader(mpPS);
944	AssertReturn(hr == D3D_OK, hr);
945
946	/* Saved by saveContextState. */
947	hr = mpDevice->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
948	AssertReturn(hr == D3D_OK, hr);
949
950	/* Saved by saveContextState. */
951	hr = mpDevice->SetRenderState(D3DRS_ZENABLE, D3DZB_FALSE);
952	AssertReturn(hr == D3D_OK, hr);
953
954	/* Saved by saveContextState. */
955	hr = mpDevice->SetTexture(0, pSourceTexture);
956	AssertReturn(hr == D3D_OK, hr);
957
958	float aTextureInfo[4];
959	aTextureInfo[0] = (float)cWidth;
960	aTextureInfo[1] = (float)cHeight;
961	aTextureInfo[2] = 1.0f / (float)cWidth; /* Pixel width in texture coords. */
962	aTextureInfo[3] = 1.0f / (float)cHeight; /* Pixel height in texture coords. */
963
964	/* Saved by saveContextState. */
965	hr = mpDevice->SetVertexShaderConstantF(0, aTextureInfo, 1);
966	AssertReturn(hr == D3D_OK, hr);
967
968	/* Saved by saveContextState. */
969	hr = mpDevice->SetPixelShaderConstantF(0, aTextureInfo, 1);
970	AssertReturn(hr == D3D_OK, hr);
971
972	/* Saved by saveContextState. */
973	hr = mpDevice->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_POINT);
974	AssertReturn(hr == D3D_OK, hr);
975	hr = mpDevice->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_POINT);
976	AssertReturn(hr == D3D_OK, hr);
977	hr = mpDevice->SetSamplerState(0, D3DSAMP_MIPFILTER, D3DTEXF_NONE);
978	AssertReturn(hr == D3D_OK, hr);
979
980	return hr;
981	}
982
983
984	HRESULT D3D9Conversion::SelectConversion(D3DFORMAT d3dfmtFrom, D3DFORMAT d3dfmtTo)
985	{
986	/** @todo d3d9SelectConversion should be a member. Move the code here? */
987	HRESULT hr = d3d9SelectConversion(d3dfmtFrom, d3dfmtTo, &mParameters);
988	return hr;
989	}
990
991	HRESULT D3D9Conversion::ConvertTexture(PVMSVGA3DCONTEXT pContext,
992	PVMSVGA3DSURFACE pSurface,
993	Direction enmDirection)
994	{
995	IDirect3DTexture9 *pSourceTexture;
996	IDirect3DTexture9 *pTargetTexture;
997	D3D9TextureType enmTargetType;
998
999	if (enmDirection == FromEmulated)
1000	{
1001	pSourceTexture = pSurface->emulated.pTexture;
1002	pTargetTexture = pSurface->u.pTexture;
1003	enmTargetType = D3D9TextureType_Texture;
1004	}
1005	else if (enmDirection == ToEmulated)
1006	{
1007	pSourceTexture = pSurface->u.pTexture;
1008	pTargetTexture = pSurface->emulated.pTexture;
1009	enmTargetType = D3D9TextureType_Emulated;
1010	}
1011	else
1012	AssertFailedReturn(E_INVALIDARG);
1013
1014	AssertPtrReturn(pSourceTexture, E_INVALIDARG);
1015	AssertPtrReturn(pTargetTexture, E_INVALIDARG);
1016
1017	HRESULT hr = saveContextState();
1018	if (hr == D3D_OK)
1019	{
1020	hr = initConversion();
1021	if (hr == D3D_OK)
1022	{
1023	uint32_t const cWidth = pSurface->paMipmapLevels[0].mipmapSize.width;
1024	uint32_t const cHeight = pSurface->paMipmapLevels[0].mipmapSize.height;
1025
1026	hr = setConversionState(pSourceTexture, cWidth, cHeight);
1027	if (hr == D3D_OK)
1028	{
1029	hr = mpDevice->BeginScene();
1030	Assert(hr == D3D_OK);
1031	if (hr == D3D_OK)
1032	{
1033	for (DWORD iFace = 0; iFace < pSurface->cFaces; ++iFace)
1034	{
1035	DWORD const cMipLevels = pTargetTexture->GetLevelCount();
1036	for (DWORD iMipmap = 0; iMipmap < cMipLevels && hr == D3D_OK; ++iMipmap)
1037	{
1038	IDirect3DSurface9 *pRT = NULL;
1039	hr = D3D9GetTextureLevel(pSurface, enmTargetType, iFace, iMipmap, &pRT);
1040	Assert(hr == D3D_OK);
1041	if (hr == D3D_OK)
1042	{
1043	hr = mpDevice->SetRenderTarget(0, pRT);
1044	Assert(hr == D3D_OK);
1045	if (hr == D3D_OK)
1046	{
1047	hr = mpDevice->DrawPrimitive(D3DPT_TRIANGLELIST, 0, 2);
1048	Assert(hr == D3D_OK);
1049	}
1050
1051	D3D_RELEASE(pRT);
1052	}
1053	}
1054	}
1055
1056	hr = mpDevice->EndScene();
1057	Assert(hr == D3D_OK);
1058	}
1059	}
1060	}
1061
1062	hr = restoreContextState(pContext);
1063	}
1064
1065	destroyConversion();
1066
1067	return hr;
1068	}
1069
1070
1071	HRESULT D3D9UpdateTexture(PVMSVGA3DCONTEXT pContext,
1072	PVMSVGA3DSURFACE pSurface)
1073	{
1074	HRESULT hr = S_OK;
1075
1076	if (pSurface->formatD3D == pSurface->d3dfmtRequested)
1077	{
1078	hr = pContext->pDevice->UpdateTexture(pSurface->bounce.pTexture, pSurface->u.pTexture);
1079	}
1080	else
1081	{
1082	if (pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_TEXTURE)
1083	{
1084	hr = pContext->pDevice->UpdateTexture(pSurface->bounce.pTexture, pSurface->emulated.pTexture);
1085	if (hr == D3D_OK)
1086	{
1087	D3D9Conversion conv(pContext->pDevice);
1088	hr = conv.SelectConversion(pSurface->d3dfmtRequested, pSurface->formatD3D);
1089	if (hr == D3D_OK)
1090	{
1091	hr = conv.ConvertTexture(pContext, pSurface, D3D9Conversion::FromEmulated);
1092	}
1093	}
1094	}
1095	else
1096	{
1097	/** @todo Cubemaps and maybe volume textures. */
1098	hr = pContext->pDevice->UpdateTexture(pSurface->bounce.pTexture, pSurface->u.pTexture);
1099	}
1100	}
1101
1102	return hr;
1103	}
1104
1105	HRESULT D3D9GetSurfaceLevel(PVMSVGA3DSURFACE pSurface,
1106	uint32_t uFace,
1107	uint32_t uMipmap,
1108	bool fBounce,
1109	IDirect3DSurface9 **ppD3DSurface)
1110	{
1111	HRESULT hr;
1112
1113	if ( pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_CUBE_TEXTURE
1114	\|\| pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_TEXTURE)
1115	{
1116	D3D9TextureType enmType;
1117	if (fBounce)
1118	enmType = D3D9TextureType_Bounce;
1119	else if (pSurface->formatD3D != pSurface->d3dfmtRequested)
1120	enmType = D3D9TextureType_Emulated;
1121	else
1122	enmType = D3D9TextureType_Texture;
1123
1124	hr = D3D9GetTextureLevel(pSurface, enmType, uFace, uMipmap, ppD3DSurface);
1125	}
1126	else if (pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_SURFACE)
1127	{
1128	pSurface->u.pSurface->AddRef();
1129	*ppD3DSurface = pSurface->u.pSurface;
1130	hr = S_OK;
1131	}
1132	else
1133	{
1134	AssertMsgFailed(("No surface for type %d\n", pSurface->enmD3DResType));
1135	hr = E_INVALIDARG;
1136	}
1137
1138	return hr;
1139	}
1140
1141	/** Copy the texture content to the bounce texture.
1142	*/
1143	HRESULT D3D9GetRenderTargetData(PVMSVGA3DCONTEXT pContext,
1144	PVMSVGA3DSURFACE pSurface,
1145	uint32_t uFace,
1146	uint32_t uMipmap)
1147	{
1148	HRESULT hr;
1149
1150	/* Get the corresponding bounce texture surface. */
1151	IDirect3DSurface9 *pDst = NULL;
1152	hr = D3D9GetSurfaceLevel(pSurface, uFace, uMipmap, true, &pDst);
1153	AssertReturn(hr == D3D_OK, hr);
1154
1155	/* Get the actual texture surface, emulated or actual. */
1156	IDirect3DSurface9 *pSrc = NULL;
1157	hr = D3D9GetSurfaceLevel(pSurface, uFace, uMipmap, false, &pSrc);
1158	AssertReturnStmt(hr == D3D_OK,
1159	D3D_RELEASE(pDst), hr);
1160
1161	Assert(pDst != pSrc);
1162
1163	if (pSurface->formatD3D == pSurface->d3dfmtRequested)
1164	{
1165	hr = pContext->pDevice->GetRenderTargetData(pSrc, pDst);
1166	AssertMsg(hr == D3D_OK, ("GetRenderTargetData failed with %x\n", hr));
1167	}
1168	else
1169	{
1170	D3D9Conversion conv(pContext->pDevice);
1171	hr = conv.SelectConversion(pSurface->formatD3D, pSurface->d3dfmtRequested);
1172	if (hr == D3D_OK)
1173	{
1174	hr = conv.ConvertTexture(pContext, pSurface, D3D9Conversion::ToEmulated);
1175	}
1176
1177	if (hr == D3D_OK)
1178	{
1179	hr = pContext->pDevice->GetRenderTargetData(pSrc, pDst);
1180	AssertMsg(hr == D3D_OK, ("GetRenderTargetData failed with %x\n", hr));
1181	}
1182	}
1183
1184	D3D_RELEASE(pSrc);
1185	D3D_RELEASE(pDst);
1186	return hr;
1187	}
1188
1189	D3DFORMAT D3D9GetActualFormat(PVMSVGA3DSTATE pState, D3DFORMAT d3dfmtRequested)
1190	{
1191	RT_NOREF(pState);
1192
1193	switch (d3dfmtRequested)
1194	{
1195	case D3DFMT_UYVY:
1196	if (!pState->fSupportedFormatUYVY) return D3DFMT_A8R8G8B8;
1197	break;
1198	case D3DFMT_YUY2:
1199	if (!pState->fSupportedFormatYUY2) return D3DFMT_A8R8G8B8;
1200	break;
1201	case D3DFMT_A8B8G8R8:
1202	if (!pState->fSupportedFormatA8B8G8R8) return D3DFMT_A8R8G8B8;
1203	break;
1204	default:
1205	break;
1206	}
1207
1208	/* Use the requested format. No emulation required. */
1209	return d3dfmtRequested;
1210	}
1211
1212	bool D3D9CheckDeviceFormat(IDirect3D9 *pD3D9, DWORD Usage, D3DRESOURCETYPE RType, D3DFORMAT CheckFormat)
1213	{
1214	HRESULT hr = pD3D9->CheckDeviceFormat(D3DADAPTER_DEFAULT,
1215	D3DDEVTYPE_HAL,
1216	D3DFMT_X8R8G8B8, /* assume standard 32-bit display mode */
1217	Usage,
1218	RType,
1219	CheckFormat);
1220	return (hr == D3D_OK);
1221	}

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source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA-SVGA3d-win-d3d9.cpp@ 84677

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