2 * Copyright 2007 Maarten Maathuis
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
29 #include <X11/extensions/Xv.h>
32 #include "dixstruct.h"
35 #include "nv_include.h"
38 #include "nv_shaders.h"
40 extern Atom xvSyncToVBlank, xvSetDefaults;
42 static nv_shader_t nv40_video = {
43 .card_priv.NV30VP.vp_in_reg = 0x00000309,
44 .card_priv.NV30VP.vp_out_reg = 0x0000c001,
47 /* MOV result.position, vertex.position */
48 0x40041c6c, 0x0040000d, 0x8106c083, 0x6041ff80,
49 /* MOV result.texcoord[0], vertex.texcoord[0] */
50 0x401f9c6c, 0x0040080d, 0x8106c083, 0x6041ff9c,
51 /* MOV result.texcoord[1], vertex.texcoord[1] */
52 0x401f9c6c, 0x0040090d, 0x8106c083, 0x6041ffa1,
56 static nv_shader_t nv40_yv12 = {
57 .card_priv.NV30FP.num_regs = 2,
60 /* INST 0: TEXR R0.x (TR0.xyzw), attrib.texcoord[0], abs(texture[0]) */
61 0x17008200, 0x1c9dc801, 0x0001c800, 0x3fe1c800,
62 /* INST 1: MADR R1.xyz (TR0.xyzw), R0.xxxx, { 1.16, -0.87, 0.53, -1.08 }.xxxx, { 1.16, -0.87, 0.53, -1.08 }.yzww */
63 0x04000e02, 0x1c9c0000, 0x00000002, 0x0001f202,
64 0x3f9507c8, 0xbf5ee393, 0x3f078fef, 0xbf8a6762,
65 /* INST 2: TEXR R0.yz (TR0.xyzw), attrib.texcoord[1], abs(texture[1]) */
66 0x1702ac80, 0x1c9dc801, 0x0001c800, 0x3fe1c800,
67 /* INST 3: MADR R1.xyz (TR0.xyzw), R0.yyyy, { 0.00, -0.39, 2.02, 0.00 }, R1 */
68 0x04000e02, 0x1c9cab00, 0x0001c802, 0x0001c804,
69 0x00000000, 0xbec890d6, 0x40011687, 0x00000000,
70 /* INST 4: MADR R0.xyz (TR0.xyzw), R0.zzzz, { 1.60, -0.81, 0.00, 0.00 }, R1 + END */
71 0x04000e81, 0x1c9d5500, 0x0001c802, 0x0001c804,
72 0x3fcc432d, 0xbf501a37, 0x00000000, 0x00000000,
76 #define SWIZZLE(ts0x,ts0y,ts0z,ts0w,ts1x,ts1y,ts1z,ts1w) \
78 NV40TCL_TEX_SWIZZLE_S0_X_##ts0x | NV40TCL_TEX_SWIZZLE_S0_Y_##ts0y | \
79 NV40TCL_TEX_SWIZZLE_S0_Z_##ts0z | NV40TCL_TEX_SWIZZLE_S0_W_##ts0w | \
80 NV40TCL_TEX_SWIZZLE_S1_X_##ts1x | NV40TCL_TEX_SWIZZLE_S1_Y_##ts1y | \
81 NV40TCL_TEX_SWIZZLE_S1_Z_##ts1z | NV40TCL_TEX_SWIZZLE_S1_W_##ts1w \
85 NV40VideoTexture(ScrnInfoPtr pScrn, int offset, uint16_t width, uint16_t height, uint16_t src_pitch, int unit)
87 NVPtr pNv = NVPTR(pScrn);
89 uint32_t card_fmt = 0;
90 uint32_t card_swz = 0;
93 /* Pretend we've got a normal 8 bits format. */
94 card_fmt = NV40TCL_TEX_FORMAT_FORMAT_L8;
95 card_swz = SWIZZLE(S1, S1, S1, S1, X, X, X, X);
97 /* Pretend we've got a normal 2x8 bits format. */
98 card_fmt = NV40TCL_TEX_FORMAT_FORMAT_A8L8;
99 card_swz = SWIZZLE(S1, S1, S1, S1, W, Z, Y, X); /* x = V, y = U */
102 BEGIN_RING(Nv3D, NV40TCL_TEX_OFFSET(unit), 8);
103 /* We get an obsolute offset, which needs to be corrected. */
104 OUT_RELOCl(pNv->FB, (uint32_t)(offset - pNv->FB->offset), NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
105 OUT_RELOCd(pNv->FB, card_fmt | NV40TCL_TEX_FORMAT_LINEAR |
106 NV40TCL_TEX_FORMAT_DIMS_2D | NV40TCL_TEX_FORMAT_NO_BORDER |
107 (0x8000) | (1 << NV40TCL_TEX_FORMAT_MIPMAP_COUNT_SHIFT),
108 NOUVEAU_BO_VRAM | NOUVEAU_BO_RD,
109 NV40TCL_TEX_FORMAT_DMA0, 0);
111 OUT_RING(NV40TCL_TEX_WRAP_S_CLAMP_TO_EDGE |
112 NV40TCL_TEX_WRAP_T_CLAMP_TO_EDGE |
113 NV40TCL_TEX_WRAP_R_CLAMP_TO_EDGE);
114 OUT_RING(NV40TCL_TEX_ENABLE_ENABLE);
116 OUT_RING(NV40TCL_TEX_FILTER_MIN_LINEAR |
117 NV40TCL_TEX_FILTER_MAG_LINEAR |
119 OUT_RING((width << 16) | height);
120 OUT_RING(0); /* border ARGB */
121 BEGIN_RING(Nv3D, NV40TCL_TEX_SIZE1(unit), 1);
122 OUT_RING((1 << NV40TCL_TEX_SIZE1_DEPTH_SHIFT) |
123 (uint16_t) src_pitch);
129 NV40GetSurfaceFormat(PixmapPtr pPix, int *fmt_ret)
131 switch (pPix->drawable.bitsPerPixel) {
133 *fmt_ret = NV40TCL_RT_FORMAT_COLOR_A8R8G8B8;
136 *fmt_ret = NV40TCL_RT_FORMAT_COLOR_X8R8G8B8;
139 *fmt_ret = NV40TCL_RT_FORMAT_COLOR_R5G6B5;
142 *fmt_ret = NV40TCL_RT_FORMAT_COLOR_B8;
152 NV40StopTexturedVideo(ScrnInfoPtr pScrn, pointer data, Bool Exit)
156 #ifndef ExaOffscreenMarkUsed
157 extern void ExaOffscreenMarkUsed(PixmapPtr);
159 #ifndef exaGetDrawablePixmap
160 extern PixmapPtr exaGetDrawablePixmap(DrawablePtr);
162 #ifndef exaPixmapIsOffscreen
163 extern Bool exaPixmapIsOffscreen(PixmapPtr p);
165 /* To support EXA 2.0, 2.1 has this in the header */
166 #ifndef exaMoveInPixmap
167 extern void exaMoveInPixmap(PixmapPtr pPixmap);
170 #define SF(bf) (NV40TCL_BLEND_FUNC_SRC_RGB_##bf | \
171 NV40TCL_BLEND_FUNC_SRC_ALPHA_##bf)
172 #define DF(bf) (NV40TCL_BLEND_FUNC_DST_RGB_##bf | \
173 NV40TCL_BLEND_FUNC_DST_ALPHA_##bf)
175 #define VERTEX_OUT(sx,sy,dx,dy) do { \
176 BEGIN_RING(Nv3D, NV40TCL_VTX_ATTR_2F_X(8), 4); \
177 OUT_RINGf ((sx)); OUT_RINGf ((sy)); \
178 OUT_RINGf ((sx)); OUT_RINGf ((sy)); \
179 BEGIN_RING(Nv3D, NV40TCL_VTX_ATTR_2I(0), 1); \
180 OUT_RING (((dy)<<16)|(dx)); \
183 #define GET_TEXTURED_PRIVATE(pNv) \
184 (NVPortPrivPtr)((pNv)->blitAdaptor->pPortPrivates[0].ptr)
186 int NV40PutTextureImage(ScrnInfoPtr pScrn, int src_offset,
187 int src_offset2, int id,
188 int src_pitch, BoxPtr dstBox,
189 int x1, int y1, int x2, int y2,
190 uint16_t width, uint16_t height,
191 uint16_t src_w, uint16_t src_h,
192 uint16_t drw_w, uint16_t drw_h,
196 NVPtr pNv = NVPTR(pScrn);
197 //NVPortPrivPtr pPriv = GET_TEXTURED_PRIVATE(pNv);
199 /* Remove some warnings. */
200 /* This has to be done better at some point. */
201 (void)nv40_vp_exa_render;
202 (void)nv30_fp_pass_col0;
203 (void)nv30_fp_pass_tex0;
204 (void)nv30_fp_composite_mask;
205 (void)nv30_fp_composite_mask_sa_ca;
206 (void)nv30_fp_composite_mask_ca;
208 if (drw_w > 4096 || drw_h > 4096) {
209 xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
210 "XV: Draw size too large.\n");
214 float X1, X2, Y1, Y2;
215 float scaleX1, scaleX2, scaleY1, scaleY2;
216 float scaleX, scaleY;
217 PixmapPtr pPix = exaGetDrawablePixmap(pDraw);
221 if (!NV40GetSurfaceFormat(pPix, &dst_format)) {
222 ErrorF("No surface format, bad.\n");
225 /* Try to get the dest drawable into vram */
226 if (!exaPixmapIsOffscreen(pPix)) {
227 exaMoveInPixmap(pPix);
228 ExaOffscreenMarkUsed(pPix);
231 /* Fail if we can't move the pixmap into memory. */
232 if (!exaPixmapIsOffscreen(pPix)) {
233 xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
234 "XV: couldn't move dst surface into vram.\n");
239 /* Adjust coordinates if drawing to an offscreen pixmap */
240 if (pPix->screen_x || pPix->screen_y) {
241 REGION_TRANSLATE(pScrn->pScreen, clipBoxes,
244 dstBox->x1 -= pPix->screen_x;
245 dstBox->x2 -= pPix->screen_x;
246 dstBox->y1 -= pPix->screen_y;
247 dstBox->y2 -= pPix->screen_y;
250 DamageDamageRegion((DrawablePtr)pPix, clipBoxes);
253 pbox = REGION_RECTS(clipBoxes);
254 nbox = REGION_NUM_RECTS(clipBoxes);
256 /* Disable blending */
257 BEGIN_RING(Nv3D, NV40TCL_BLEND_ENABLE, 1);
261 BEGIN_RING(Nv3D, NV40TCL_RT_FORMAT, 3);
262 OUT_RING (NV40TCL_RT_FORMAT_TYPE_LINEAR |
263 NV40TCL_RT_FORMAT_ZETA_Z24S8 |
265 OUT_RING (exaGetPixmapPitch(pPix));
266 OUT_PIXMAPl(pPix, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
268 NV40VideoTexture(pScrn, src_offset, src_w, src_h, src_pitch, 0);
269 /* We've got NV12 format, which means half width and half height texture of chroma channels. */
270 NV40VideoTexture(pScrn, src_offset2, src_w/2, src_h/2, src_pitch, 1);
272 NV40_LoadVtxProg(pScrn, &nv40_video);
273 NV40_LoadFragProg(pScrn, &nv40_yv12);
275 /* Appears to be some kind of cache flush, needed here at least
276 * sometimes.. funky text rendering otherwise :)
278 BEGIN_RING(Nv3D, NV40TCL_TEX_CACHE_CTL, 1);
280 BEGIN_RING(Nv3D, NV40TCL_TEX_CACHE_CTL, 1);
283 /* These are fixed point values in the 16.16 format. */
289 X1 = (float)x1/(float)src_w;
290 Y1 = (float)y1/(float)src_h;
291 X2 = (float)x2/(float)src_w;
292 Y2 = (float)y2/(float)src_h;
294 /* The corrections here are emperical, i tried to explain them as best as possible. */
296 /* This correction is need for when the image clips the screen at the right or bottom. */
297 /* In this case x2 and/or y2 is adjusted for the clipping, otherwise not. */
298 /* Otherwise the lower right coordinate stretches in the clipping direction. */
299 scaleX = (float)src_w/(float)(x2 - x1);
300 scaleY = (float)src_h/(float)(y2 - y1);
302 BEGIN_RING(Nv3D, NV40TCL_BEGIN_END, 1);
303 OUT_RING (NV40TCL_BEGIN_END_QUADS);
307 /* The src coordinates needs to be scaled to the draw size. */
308 scaleX1 = (float)(pbox->x1 - dstBox->x1)/(float)drw_w;
309 scaleX2 = (float)(pbox->x2 - dstBox->x1)/(float)drw_w;
310 scaleY1 = (float)(pbox->y1 - dstBox->y1)/(float)drw_h;
311 scaleY2 = (float)(pbox->y2 - dstBox->y1)/(float)drw_h;
313 /* Submit the appropriate vertices. */
314 /* This submits the same vertices for the Y and the UV texture. */
315 VERTEX_OUT(X1 + (X2 - X1) * scaleX1 * scaleX, Y1 + (Y2 - Y1) * scaleY1 * scaleY, pbox->x1, pbox->y1);
316 VERTEX_OUT(X1 + (X2 - X1) * scaleX2 * scaleX, Y1 + (Y2 - Y1) * scaleY1 * scaleY, pbox->x2, pbox->y1);
317 VERTEX_OUT(X1 + (X2 - X1) * scaleX2 * scaleX, Y1 + (Y2 - Y1) * scaleY2 * scaleY, pbox->x2, pbox->y2);
318 VERTEX_OUT(X1 + (X2 - X1) * scaleX1 * scaleX, Y1 + (Y2 - Y1) * scaleY2 * scaleY, pbox->x1, pbox->y2);
323 BEGIN_RING(Nv3D, NV40TCL_BEGIN_END, 1);
324 OUT_RING (NV40TCL_BEGIN_END_STOP);
332 * NVSetTexturePortAttribute
333 * sets the attribute "attribute" of port "data" to value "value"
334 * supported attributes:
338 * @param attribute attribute to set
339 * @param value value to which attribute is to be set
340 * @param data port from which the attribute is to be set
342 * @return Success, if setting is successful
343 * BadValue/BadMatch, if value/attribute are invalid
346 NVSetTexturePortAttribute(ScrnInfoPtr pScrn, Atom attribute,
347 INT32 value, pointer data)
349 NVPortPrivPtr pPriv = (NVPortPrivPtr)data;
350 NVPtr pNv = NVPTR(pScrn);
352 if ((attribute == xvSyncToVBlank) && pNv->WaitVSyncPossible) {
353 if ((value < 0) || (value > 1))
355 pPriv->SyncToVBlank = value;
357 if (attribute == xvSetDefaults) {
358 pPriv->SyncToVBlank = pNv->WaitVSyncPossible;
366 * NVGetTexturePortAttribute
367 * reads the value of attribute "attribute" from port "data" into INT32 "*value"
370 * @param pScrn unused
371 * @param attribute attribute to be read
372 * @param value value of attribute will be stored here
373 * @param data port from which attribute will be read
374 * @return Success, if queried attribute exists
377 NVGetTexturePortAttribute(ScrnInfoPtr pScrn, Atom attribute,
378 INT32 *value, pointer data)
380 NVPortPrivPtr pPriv = (NVPortPrivPtr)data;
382 if(attribute == xvSyncToVBlank)
383 *value = (pPriv->SyncToVBlank) ? 1 : 0;