1/*
2 * Copyright 2011 Joakim Sindholt <opensource@zhasha.com>
3 *
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 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
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
13 * Software.
14 *
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 NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
22
23#ifndef _NINE_PIPE_H_
24#define _NINE_PIPE_H_
25
26#include "d3d9.h"
27#include "pipe/p_format.h"
28#include "pipe/p_screen.h"
29#include "pipe/p_state.h" /* pipe_box */
30#include "util/macros.h"
31#include "util/u_rect.h"
32#include "util/format/u_format.h"
33#include "nine_helpers.h"
34
35struct cso_context;
36
37extern const enum pipe_format nine_d3d9_to_pipe_format_map[120];
38extern const D3DFORMAT nine_pipe_to_d3d9_format_map[PIPE_FORMAT_COUNT];
39
40void nine_convert_dsa_state(struct pipe_depth_stencil_alpha_state *, const DWORD *);
41void nine_convert_rasterizer_state(struct NineDevice9 *, struct pipe_rasterizer_state *, const DWORD *);
42void nine_convert_blend_state(struct pipe_blend_state *, const DWORD *);
43void nine_convert_sampler_state(struct cso_context *, int idx, const DWORD *);
44
45#define is_ATI1_ATI2(format) (format == PIPE_FORMAT_RGTC1_UNORM || format == PIPE_FORMAT_RGTC2_UNORM)
46
47static inline void
48rect_to_pipe_box(struct pipe_box *dst, const RECT *src)
49{
50    dst->x = src->left;
51    dst->y = src->top;
52    dst->z = 0;
53    dst->width = src->right - src->left;
54    dst->height = src->bottom - src->top;
55    dst->depth = 1;
56}
57
58static inline void
59pipe_box_to_rect(RECT *dst, const struct pipe_box *src)
60{
61    dst->left = src->x;
62    dst->right = src->x + src->width;
63    dst->top = src->y;
64    dst->bottom = src->y + src->height;
65}
66
67static inline void
68rect_minify_inclusive(RECT *rect)
69{
70    rect->left = rect->left >> 2;
71    rect->top = rect->top >> 2;
72    rect->right = DIV_ROUND_UP(rect->right, 2);
73    rect->bottom = DIV_ROUND_UP(rect->bottom, 2);
74}
75
76/* We suppose:
77 * 0 <= rect->left < rect->right
78 * 0 <= rect->top < rect->bottom
79 */
80static inline void
81fit_rect_format_inclusive(enum pipe_format format, RECT *rect, int width, int height)
82{
83    const unsigned w = util_format_get_blockwidth(format);
84    const unsigned h = util_format_get_blockheight(format);
85
86    if (util_format_is_compressed(format)) {
87        rect->left = rect->left - rect->left % w;
88        rect->top = rect->top - rect->top % h;
89        rect->right = (rect->right % w) == 0 ?
90            rect->right :
91            rect->right - (rect->right % w) + w;
92        rect->bottom = (rect->bottom % h) == 0 ?
93            rect->bottom :
94            rect->bottom - (rect->bottom % h) + h;
95    }
96
97    rect->right = MIN2(rect->right, width);
98    rect->bottom = MIN2(rect->bottom, height);
99}
100
101static inline boolean
102rect_to_pipe_box_clamp(struct pipe_box *dst, const RECT *src)
103{
104    rect_to_pipe_box(dst, src);
105
106    if (dst->width <= 0 || dst->height <= 0) {
107        DBG_FLAG(DBG_UNKNOWN, "Warning: NULL box");
108        dst->width = MAX2(dst->width, 0);
109        dst->height = MAX2(dst->height, 0);
110        return TRUE;
111    }
112    return FALSE;
113}
114
115static inline boolean
116rect_to_pipe_box_flip(struct pipe_box *dst, const RECT *src)
117{
118    rect_to_pipe_box(dst, src);
119
120    if (dst->width >= 0 && dst->height >= 0)
121        return FALSE;
122    if (dst->width < 0) dst->width = -dst->width;
123    if (dst->height < 0) dst->height = -dst->height;
124    return TRUE;
125}
126
127static inline void
128rect_to_pipe_box_xy_only(struct pipe_box *dst, const RECT *src)
129{
130    user_warn(src->left > src->right || src->top > src->bottom);
131
132    dst->x = src->left;
133    dst->y = src->top;
134    dst->width = src->right - src->left;
135    dst->height = src->bottom - src->top;
136}
137
138static inline boolean
139rect_to_pipe_box_xy_only_clamp(struct pipe_box *dst, const RECT *src)
140{
141    rect_to_pipe_box_xy_only(dst, src);
142
143    if (dst->width <= 0 || dst->height <= 0) {
144        DBG_FLAG(DBG_UNKNOWN, "Warning: NULL box");
145        dst->width = MAX2(dst->width, 0);
146        dst->height = MAX2(dst->height, 0);
147        return TRUE;
148    }
149    return FALSE;
150}
151
152static inline void
153rect_to_g3d_u_rect(struct u_rect *dst, const RECT *src)
154{
155    user_warn(src->left > src->right || src->top > src->bottom);
156
157    dst->x0 = src->left;
158    dst->x1 = src->right;
159    dst->y0 = src->top;
160    dst->y1 = src->bottom;
161}
162
163static inline void
164d3dbox_to_pipe_box(struct pipe_box *dst, const D3DBOX *src)
165{
166    user_warn(src->Left > src->Right);
167    user_warn(src->Top > src->Bottom);
168    user_warn(src->Front > src->Back);
169
170    dst->x = src->Left;
171    dst->y = src->Top;
172    dst->z = src->Front;
173    dst->width = src->Right - src->Left;
174    dst->height = src->Bottom - src->Top;
175    dst->depth = src->Back - src->Front;
176}
177
178static inline D3DFORMAT
179pipe_to_d3d9_format(enum pipe_format format)
180{
181    return nine_pipe_to_d3d9_format_map[format];
182}
183
184static inline boolean
185fetch4_compatible_format( D3DFORMAT fmt )
186{
187    /* Basically formats with only red channel are allowed (with some exceptions) */
188    static const D3DFORMAT allowed[] = { /* TODO: list incomplete */
189        D3DFMT_L8,
190        D3DFMT_L16,
191        D3DFMT_R16F,
192        D3DFMT_R32F,
193        D3DFMT_A8,
194        D3DFMT_DF16,
195        D3DFMT_DF24,
196        D3DFMT_INTZ
197    };
198    unsigned i;
199
200    for (i = 0; i < sizeof(allowed)/sizeof(D3DFORMAT); i++) {
201        if (fmt == allowed[i]) { return TRUE; }
202    }
203    return FALSE;
204}
205
206/* ATI1 and ATI2 are not officially compressed in d3d9 */
207static inline boolean
208compressed_format( D3DFORMAT fmt )
209{
210    switch (fmt) {
211    case D3DFMT_DXT1:
212    case D3DFMT_DXT2:
213    case D3DFMT_DXT3:
214    case D3DFMT_DXT4:
215    case D3DFMT_DXT5:
216        return TRUE;
217    default:
218        break;
219    }
220    return FALSE;
221}
222
223static inline boolean
224depth_stencil_format( D3DFORMAT fmt )
225{
226    static const D3DFORMAT allowed[] = {
227        D3DFMT_D16_LOCKABLE,
228        D3DFMT_D32,
229        D3DFMT_D15S1,
230        D3DFMT_D24S8,
231        D3DFMT_D24X8,
232        D3DFMT_D24X4S4,
233        D3DFMT_D16,
234        D3DFMT_D32F_LOCKABLE,
235        D3DFMT_D24FS8,
236        D3DFMT_D32_LOCKABLE,
237        D3DFMT_DF16,
238        D3DFMT_DF24,
239        D3DFMT_INTZ
240    };
241    unsigned i;
242
243    for (i = 0; i < sizeof(allowed)/sizeof(D3DFORMAT); i++) {
244        if (fmt == allowed[i]) { return TRUE; }
245    }
246    return FALSE;
247}
248
249static inline unsigned
250d3d9_get_pipe_depth_format_bindings(D3DFORMAT format)
251{
252    switch (format) {
253    case D3DFMT_D32:
254    case D3DFMT_D15S1:
255    case D3DFMT_D24S8:
256    case D3DFMT_D24X8:
257    case D3DFMT_D24X4S4:
258    case D3DFMT_D16:
259    case D3DFMT_D24FS8:
260        return PIPE_BIND_DEPTH_STENCIL;
261    case D3DFMT_D32F_LOCKABLE:
262    case D3DFMT_D16_LOCKABLE:
263    case D3DFMT_D32_LOCKABLE:
264        return PIPE_BIND_DEPTH_STENCIL;
265    case D3DFMT_DF16:
266    case D3DFMT_DF24:
267    case D3DFMT_INTZ:
268        return PIPE_BIND_DEPTH_STENCIL | PIPE_BIND_SAMPLER_VIEW;
269    default: unreachable("Unexpected format");
270    }
271}
272
273static inline enum pipe_format
274d3d9_to_pipe_format_internal(D3DFORMAT format)
275{
276    if (format <= D3DFMT_A2B10G10R10_XR_BIAS)
277        return nine_d3d9_to_pipe_format_map[format];
278    switch (format) {
279    case D3DFMT_INTZ: return PIPE_FORMAT_S8_UINT_Z24_UNORM;
280    case D3DFMT_DF16: return PIPE_FORMAT_Z16_UNORM;
281    case D3DFMT_DF24: return PIPE_FORMAT_X8Z24_UNORM;
282    case D3DFMT_DXT1: return PIPE_FORMAT_DXT1_RGBA;
283    case D3DFMT_DXT2: return PIPE_FORMAT_DXT3_RGBA; /* XXX */
284    case D3DFMT_DXT3: return PIPE_FORMAT_DXT3_RGBA;
285    case D3DFMT_DXT4: return PIPE_FORMAT_DXT5_RGBA; /* XXX */
286    case D3DFMT_DXT5: return PIPE_FORMAT_DXT5_RGBA;
287    case D3DFMT_ATI1: return PIPE_FORMAT_RGTC1_UNORM;
288    case D3DFMT_ATI2: return PIPE_FORMAT_RGTC2_UNORM;
289    case D3DFMT_UYVY: return PIPE_FORMAT_UYVY;
290    case D3DFMT_YUY2: return PIPE_FORMAT_YUYV; /* XXX check */
291    case D3DFMT_NV12: return PIPE_FORMAT_NV12;
292    case D3DFMT_G8R8_G8B8: return PIPE_FORMAT_G8R8_G8B8_UNORM; /* XXX order ? */
293    case D3DFMT_R8G8_B8G8: return PIPE_FORMAT_R8G8_B8G8_UNORM; /* XXX order ? */
294    case D3DFMT_BINARYBUFFER: return PIPE_FORMAT_NONE; /* not a format */
295    case D3DFMT_MULTI2_ARGB8: return PIPE_FORMAT_NONE; /* not supported */
296    case D3DFMT_Y210: /* XXX */
297    case D3DFMT_Y216:
298    case D3DFMT_NV11:
299    case D3DFMT_NULL: /* special cased, only for surfaces */
300        return PIPE_FORMAT_NONE;
301    default:
302        DBG_FLAG(DBG_UNKNOWN, "unknown D3DFORMAT: 0x%x/%c%c%c%c\n",
303                 format, (char)format, (char)(format >> 8),
304                 (char)(format >> 16), (char)(format >> 24));
305        return PIPE_FORMAT_NONE;
306    }
307}
308
309#define format_check_internal(pipe_format) \
310    screen->is_format_supported(screen, pipe_format, target, \
311                                sample_count, sample_count, bindings)
312
313static inline enum pipe_format
314d3d9_to_pipe_format_checked(struct pipe_screen *screen,
315                            D3DFORMAT format,
316                            enum pipe_texture_target target,
317                            unsigned sample_count,
318                            unsigned bindings,
319                            boolean srgb,
320                            boolean bypass_check)
321{
322    enum pipe_format result;
323
324    /* We cannot render to depth textures as a render target */
325    if (depth_stencil_format(format) && (bindings & PIPE_BIND_RENDER_TARGET))
326        return PIPE_FORMAT_NONE;
327
328    result = d3d9_to_pipe_format_internal(format);
329    if (result == PIPE_FORMAT_NONE)
330        return PIPE_FORMAT_NONE;
331
332    if (srgb)
333        result = util_format_srgb(result);
334
335    /* bypass_check: Used for D3DPOOL_SCRATCH, which
336     * isn't limited to the formats supported by the
337     * device, and to check we are not using a format
338     * fallback. */
339    if (bypass_check || format_check_internal(result))
340        return result;
341
342    /* fallback to another format for formats
343     * that match several pipe_format */
344    switch(format) {
345        /* depth buffer formats are not lockable (except those for which it
346         * is precised in the name), so it is ok to match to another similar
347         * format. In all cases, if the app reads the texture with a shader,
348         * it gets depth on r and doesn't get stencil.*/
349        case D3DFMT_INTZ:
350        case D3DFMT_D24S8:
351            if (format_check_internal(PIPE_FORMAT_Z24_UNORM_S8_UINT))
352                return PIPE_FORMAT_Z24_UNORM_S8_UINT;
353            break;
354        case D3DFMT_DF24:
355        case D3DFMT_D24X8:
356            if (format_check_internal(PIPE_FORMAT_Z24X8_UNORM))
357                return PIPE_FORMAT_Z24X8_UNORM;
358            break;
359        /* Support for X8L8V8U8 bumpenvmap format with lighting bits.
360         * X8L8V8U8 is commonly supported among dx9 cards.
361         * To avoid precision loss, we use PIPE_FORMAT_R32G32B32X32_FLOAT,
362         * however using PIPE_FORMAT_R8G8B8A8_SNORM should be ok */
363        case D3DFMT_X8L8V8U8:
364            if (bindings & PIPE_BIND_RENDER_TARGET)
365                return PIPE_FORMAT_NONE;
366            if (format_check_internal(PIPE_FORMAT_R32G32B32X32_FLOAT))
367                return PIPE_FORMAT_R32G32B32X32_FLOAT;
368            break;
369        /* Fallback for YUV formats */
370        case D3DFMT_UYVY:
371        case D3DFMT_YUY2:
372        case D3DFMT_NV12:
373            if (bindings & PIPE_BIND_RENDER_TARGET)
374                return PIPE_FORMAT_NONE;
375            if (format_check_internal(PIPE_FORMAT_R8G8B8X8_UNORM))
376                return PIPE_FORMAT_R8G8B8X8_UNORM;
377        default:
378            break;
379    }
380    return PIPE_FORMAT_NONE;
381}
382
383/* The quality levels are vendor dependent, so we set our own.
384 * Every quality level has its own sample count and sample
385 * position matrix.
386 * The exact mapping might differ from system to system but thats OK,
387 * as there's no way to gather more information about quality levels
388 * in D3D9.
389 * In case of NONMASKABLE multisample map every quality-level
390 * to a MASKABLE MultiSampleType:
391 *  0: no MSAA
392 *  1: 2x MSAA
393 *  2: 4x MSAA
394 *  ...
395 *  If the requested quality level is not available to nearest
396 *  matching quality level is used.
397 *  If no multisample is available the function sets
398 *  multisample to D3DMULTISAMPLE_NONE and returns zero.
399 */
400static inline HRESULT
401d3dmultisample_type_check(struct pipe_screen *screen,
402                          D3DFORMAT format,
403                          D3DMULTISAMPLE_TYPE *multisample,
404                          DWORD multisamplequality,
405                          DWORD *levels)
406{
407    unsigned bind, i;
408
409    assert(multisample);
410
411    if (levels)
412        *levels = 1;
413
414    /* Ignores multisamplequality */
415    if (*multisample == D3DMULTISAMPLE_NONE)
416        return D3D_OK;
417
418    if (*multisample == D3DMULTISAMPLE_NONMASKABLE) {
419        if (depth_stencil_format(format))
420            bind = d3d9_get_pipe_depth_format_bindings(format);
421        else /* render-target */
422            bind = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
423
424        *multisample = 0;
425        for (i = D3DMULTISAMPLE_2_SAMPLES; i < D3DMULTISAMPLE_16_SAMPLES &&
426            multisamplequality; ++i) {
427            if (d3d9_to_pipe_format_checked(screen, format, PIPE_TEXTURE_2D,
428                    i, bind, FALSE, FALSE) != PIPE_FORMAT_NONE) {
429                multisamplequality--;
430                if (levels)
431                    (*levels)++;
432                *multisample = i;
433            }
434        }
435    }
436    /* Make sure to get an exact match */
437    if (multisamplequality)
438        return D3DERR_INVALIDCALL;
439    return D3D_OK;
440}
441
442static inline const char *
443d3dformat_to_string(D3DFORMAT fmt)
444{
445    switch (fmt) {
446    case D3DFMT_UNKNOWN: return "D3DFMT_UNKNOWN";
447    case D3DFMT_R8G8B8: return "D3DFMT_R8G8B8";
448    case D3DFMT_A8R8G8B8: return "D3DFMT_A8R8G8B8";
449    case D3DFMT_X8R8G8B8: return "D3DFMT_X8R8G8B8";
450    case D3DFMT_R5G6B5: return "D3DFMT_R5G6B5";
451    case D3DFMT_X1R5G5B5: return "D3DFMT_X1R5G5B5";
452    case D3DFMT_A1R5G5B5: return "D3DFMT_A1R5G5B5";
453    case D3DFMT_A4R4G4B4: return "D3DFMT_A4R4G4B4";
454    case D3DFMT_R3G3B2: return "D3DFMT_R3G3B2";
455    case D3DFMT_A8: return "D3DFMT_A8";
456    case D3DFMT_A8R3G3B2: return "D3DFMT_A8R3G3B2";
457    case D3DFMT_X4R4G4B4: return "D3DFMT_X4R4G4B4";
458    case D3DFMT_A2B10G10R10: return "D3DFMT_A2B10G10R10";
459    case D3DFMT_A8B8G8R8: return "D3DFMT_A8B8G8R8";
460    case D3DFMT_X8B8G8R8: return "D3DFMT_X8B8G8R8";
461    case D3DFMT_G16R16: return "D3DFMT_G16R16";
462    case D3DFMT_A2R10G10B10: return "D3DFMT_A2R10G10B10";
463    case D3DFMT_A16B16G16R16: return "D3DFMT_A16B16G16R16";
464    case D3DFMT_A8P8: return "D3DFMT_A8P8";
465    case D3DFMT_P8: return "D3DFMT_P8";
466    case D3DFMT_L8: return "D3DFMT_L8";
467    case D3DFMT_A8L8: return "D3DFMT_A8L8";
468    case D3DFMT_A4L4: return "D3DFMT_A4L4";
469    case D3DFMT_V8U8: return "D3DFMT_V8U8";
470    case D3DFMT_L6V5U5: return "D3DFMT_L6V5U5";
471    case D3DFMT_X8L8V8U8: return "D3DFMT_X8L8V8U8";
472    case D3DFMT_Q8W8V8U8: return "D3DFMT_Q8W8V8U8";
473    case D3DFMT_V16U16: return "D3DFMT_V16U16";
474    case D3DFMT_A2W10V10U10: return "D3DFMT_A2W10V10U10";
475    case D3DFMT_UYVY: return "D3DFMT_UYVY";
476    case D3DFMT_R8G8_B8G8: return "D3DFMT_R8G8_B8G8";
477    case D3DFMT_YUY2: return "D3DFMT_YUY2";
478    case D3DFMT_G8R8_G8B8: return "D3DFMT_G8R8_G8B8";
479    case D3DFMT_DXT1: return "D3DFMT_DXT1";
480    case D3DFMT_DXT2: return "D3DFMT_DXT2";
481    case D3DFMT_DXT3: return "D3DFMT_DXT3";
482    case D3DFMT_DXT4: return "D3DFMT_DXT4";
483    case D3DFMT_DXT5: return "D3DFMT_DXT5";
484    case D3DFMT_ATI1: return "D3DFMT_ATI1";
485    case D3DFMT_ATI2: return "D3DFMT_ATI2";
486    case D3DFMT_D16_LOCKABLE: return "D3DFMT_D16_LOCKABLE";
487    case D3DFMT_D32: return "D3DFMT_D32";
488    case D3DFMT_D15S1: return "D3DFMT_D15S1";
489    case D3DFMT_D24S8: return "D3DFMT_D24S8";
490    case D3DFMT_D24X8: return "D3DFMT_D24X8";
491    case D3DFMT_D24X4S4: return "D3DFMT_D24X4S4";
492    case D3DFMT_D16: return "D3DFMT_D16";
493    case D3DFMT_D32F_LOCKABLE: return "D3DFMT_D32F_LOCKABLE";
494    case D3DFMT_D24FS8: return "D3DFMT_D24FS8";
495    case D3DFMT_D32_LOCKABLE: return "D3DFMT_D32_LOCKABLE";
496    case D3DFMT_S8_LOCKABLE: return "D3DFMT_S8_LOCKABLE";
497    case D3DFMT_L16: return "D3DFMT_L16";
498    case D3DFMT_VERTEXDATA: return "D3DFMT_VERTEXDATA";
499    case D3DFMT_INDEX16: return "D3DFMT_INDEX16";
500    case D3DFMT_INDEX32: return "D3DFMT_INDEX32";
501    case D3DFMT_Q16W16V16U16: return "D3DFMT_Q16W16V16U16";
502    case D3DFMT_MULTI2_ARGB8: return "D3DFMT_MULTI2_ARGB8";
503    case D3DFMT_R16F: return "D3DFMT_R16F";
504    case D3DFMT_G16R16F: return "D3DFMT_G16R16F";
505    case D3DFMT_A16B16G16R16F: return "D3DFMT_A16B16G16R16F";
506    case D3DFMT_R32F: return "D3DFMT_R32F";
507    case D3DFMT_G32R32F: return "D3DFMT_G32R32F";
508    case D3DFMT_A32B32G32R32F: return "D3DFMT_A32B32G32R32F";
509    case D3DFMT_CxV8U8: return "D3DFMT_CxV8U8";
510    case D3DFMT_A1: return "D3DFMT_A1";
511    case D3DFMT_A2B10G10R10_XR_BIAS: return "D3DFMT_A2B10G10R10_XR_BIAS";
512    case D3DFMT_BINARYBUFFER: return "D3DFMT_BINARYBUFFER";
513    case D3DFMT_DF16: return "D3DFMT_DF16";
514    case D3DFMT_DF24: return "D3DFMT_DF24";
515    case D3DFMT_INTZ: return "D3DFMT_INTZ";
516    case D3DFMT_NVDB: return "D3DFMT_NVDB";
517    case D3DFMT_RESZ: return "D3DFMT_RESZ";
518    case D3DFMT_NULL: return "D3DFMT_NULL";
519    case D3DFMT_ATOC: return "D3DFMT_ATOC";
520    default:
521        break;
522    }
523    return "Unknown";
524}
525
526static inline unsigned
527nine_fvf_stride( DWORD fvf )
528{
529    unsigned texcount, i, size = 0;
530
531    switch (fvf & D3DFVF_POSITION_MASK) {
532    case D3DFVF_XYZ:    size += 3*4; break;
533    case D3DFVF_XYZRHW: size += 4*4; break;
534    case D3DFVF_XYZB1:  size += 4*4; break;
535    case D3DFVF_XYZB2:  size += 5*4; break;
536    case D3DFVF_XYZB3:  size += 6*4; break;
537    case D3DFVF_XYZB4:  size += 7*4; break;
538    case D3DFVF_XYZB5:  size += 8*4; break;
539    case D3DFVF_XYZW:   size += 4*4; break;
540    default:
541        user_warn("Position doesn't match any known combination.");
542        break;
543    }
544
545    if (fvf & D3DFVF_NORMAL)   { size += 3*4; }
546    if (fvf & D3DFVF_PSIZE)    { size += 1*4; }
547    if (fvf & D3DFVF_DIFFUSE)  { size += 1*4; }
548    if (fvf & D3DFVF_SPECULAR) { size += 1*4; }
549
550    texcount = (fvf >> D3DFVF_TEXCOUNT_SHIFT) & D3DFVF_TEXCOUNT_MASK;
551    if (user_error(texcount <= 8))
552        texcount = 8;
553
554    for (i = 0; i < texcount; ++i) {
555        unsigned texformat = (fvf>>(16+i*2))&0x3;
556        /* texformats are defined having been shifted around so 1=3,2=0,3=1,4=2
557         * meaning we can just do this instead of the switch below */
558        size += (((texformat+1)&0x3)+1)*4;
559
560        /*
561        switch (texformat) {
562        case D3DFVF_TEXTUREFORMAT1: size += 1*4;
563        case D3DFVF_TEXTUREFORMAT2: size += 2*4;
564        case D3DFVF_TEXTUREFORMAT3: size += 3*4;
565        case D3DFVF_TEXTUREFORMAT4: size += 4*4;
566        }
567        */
568    }
569
570    return size;
571}
572
573static inline void
574d3dcolor_to_rgba(float *rgba, D3DCOLOR color)
575{
576    rgba[0] = (float)((color >> 16) & 0xFF) / 0xFF;
577    rgba[1] = (float)((color >>  8) & 0xFF) / 0xFF;
578    rgba[2] = (float)((color >>  0) & 0xFF) / 0xFF;
579    rgba[3] = (float)((color >> 24) & 0xFF) / 0xFF;
580}
581
582static inline void
583d3dcolor_to_pipe_color_union(union pipe_color_union *rgba, D3DCOLOR color)
584{
585    d3dcolor_to_rgba(&rgba->f[0], color);
586}
587
588static inline unsigned
589d3dprimitivetype_to_pipe_prim(D3DPRIMITIVETYPE prim)
590{
591    switch (prim) {
592    case D3DPT_POINTLIST:     return PIPE_PRIM_POINTS;
593    case D3DPT_LINELIST:      return PIPE_PRIM_LINES;
594    case D3DPT_LINESTRIP:     return PIPE_PRIM_LINE_STRIP;
595    case D3DPT_TRIANGLELIST:  return PIPE_PRIM_TRIANGLES;
596    case D3DPT_TRIANGLESTRIP: return PIPE_PRIM_TRIANGLE_STRIP;
597    case D3DPT_TRIANGLEFAN:   return PIPE_PRIM_TRIANGLE_FAN;
598    default:
599        assert(0);
600        return PIPE_PRIM_POINTS;
601    }
602}
603
604static inline unsigned
605prim_count_to_vertex_count(D3DPRIMITIVETYPE prim, UINT count)
606{
607    switch (prim) {
608    case D3DPT_POINTLIST:     return count;
609    case D3DPT_LINELIST:      return count * 2;
610    case D3DPT_LINESTRIP:     return count + 1;
611    case D3DPT_TRIANGLELIST:  return count * 3;
612    case D3DPT_TRIANGLESTRIP: return count + 2;
613    case D3DPT_TRIANGLEFAN:   return count + 2;
614    default:
615        assert(0);
616        return 0;
617    }
618}
619
620static inline unsigned
621d3dcmpfunc_to_pipe_func(D3DCMPFUNC func)
622{
623    switch (func) {
624    case D3DCMP_NEVER:        return PIPE_FUNC_NEVER;
625    case D3DCMP_LESS:         return PIPE_FUNC_LESS;
626    case D3DCMP_EQUAL:        return PIPE_FUNC_EQUAL;
627    case D3DCMP_LESSEQUAL:    return PIPE_FUNC_LEQUAL;
628    case D3DCMP_GREATER:      return PIPE_FUNC_GREATER;
629    case D3DCMP_NOTEQUAL:     return PIPE_FUNC_NOTEQUAL;
630    case D3DCMP_GREATEREQUAL: return PIPE_FUNC_GEQUAL;
631    case D3DCMP_ALWAYS:       return PIPE_FUNC_ALWAYS;
632    case D3DCMP_NEVER_ZERO:   return PIPE_FUNC_NEVER; // Tested on windows + ATI HD5770
633    default:
634        assert(0);
635        return PIPE_FUNC_NEVER;
636    }
637}
638
639static inline unsigned
640d3dstencilop_to_pipe_stencil_op(D3DSTENCILOP op)
641{
642    switch (op) {
643    case D3DSTENCILOP_KEEP:    return PIPE_STENCIL_OP_KEEP;
644    case D3DSTENCILOP_ZERO:    return PIPE_STENCIL_OP_ZERO;
645    case D3DSTENCILOP_REPLACE: return PIPE_STENCIL_OP_REPLACE;
646    case D3DSTENCILOP_INCRSAT: return PIPE_STENCIL_OP_INCR;
647    case D3DSTENCILOP_DECRSAT: return PIPE_STENCIL_OP_DECR;
648    case D3DSTENCILOP_INVERT:  return PIPE_STENCIL_OP_INVERT;
649    case D3DSTENCILOP_INCR:    return PIPE_STENCIL_OP_INCR_WRAP;
650    case D3DSTENCILOP_DECR:    return PIPE_STENCIL_OP_DECR_WRAP;
651    default:
652        return PIPE_STENCIL_OP_ZERO;
653    }
654}
655
656static inline unsigned
657d3dcull_to_pipe_face(D3DCULL cull)
658{
659    switch (cull) {
660    case D3DCULL_NONE: return PIPE_FACE_NONE;
661    case D3DCULL_CW:   return PIPE_FACE_FRONT;
662    case D3DCULL_CCW:  return PIPE_FACE_BACK;
663    default:
664        assert(0);
665        return PIPE_FACE_NONE;
666    }
667}
668
669static inline unsigned
670d3dfillmode_to_pipe_polygon_mode(D3DFILLMODE mode)
671{
672    switch (mode) {
673    case D3DFILL_POINT:     return PIPE_POLYGON_MODE_POINT;
674    case D3DFILL_WIREFRAME: return PIPE_POLYGON_MODE_LINE;
675    case D3DFILL_SOLID:     return PIPE_POLYGON_MODE_FILL;
676    case D3DFILL_SOLID_ZERO:return PIPE_POLYGON_MODE_FILL;
677    default:
678        assert(0);
679        return PIPE_POLYGON_MODE_FILL;
680    }
681}
682
683static inline unsigned
684d3dblendop_to_pipe_blend(D3DBLENDOP op)
685{
686    switch (op) {
687    case D3DBLENDOP_ADD:         return PIPE_BLEND_ADD;
688    case D3DBLENDOP_SUBTRACT:    return PIPE_BLEND_SUBTRACT;
689    case D3DBLENDOP_REVSUBTRACT: return PIPE_BLEND_REVERSE_SUBTRACT;
690    case D3DBLENDOP_MIN:         return PIPE_BLEND_MIN;
691    case D3DBLENDOP_MAX:         return PIPE_BLEND_MAX;
692    default:
693        assert(0);
694        return PIPE_BLEND_ADD;
695    }
696}
697
698/* NOTE: The COLOR factors for are equal to the ALPHA ones for alpha.
699 * Drivers may check RGB and ALPHA factors for equality so we should not
700 * simply substitute the ALPHA variants.
701 */
702static inline unsigned
703d3dblend_alpha_to_pipe_blendfactor(D3DBLEND b)
704{
705    switch (b) {
706    case D3DBLEND_ZERO:            return PIPE_BLENDFACTOR_ZERO;
707    case D3DBLEND_ONE:             return PIPE_BLENDFACTOR_ONE;
708    case D3DBLEND_SRCCOLOR:        return PIPE_BLENDFACTOR_SRC_COLOR/*ALPHA*/;
709    case D3DBLEND_INVSRCCOLOR:     return PIPE_BLENDFACTOR_INV_SRC_COLOR/*ALPHA*/;
710    case D3DBLEND_SRCALPHA:        return PIPE_BLENDFACTOR_SRC_ALPHA;
711    case D3DBLEND_INVSRCALPHA:     return PIPE_BLENDFACTOR_INV_SRC_ALPHA;
712    case D3DBLEND_DESTALPHA:       return PIPE_BLENDFACTOR_DST_ALPHA;
713    case D3DBLEND_INVDESTALPHA:    return PIPE_BLENDFACTOR_INV_DST_ALPHA;
714    case D3DBLEND_DESTCOLOR:       return PIPE_BLENDFACTOR_DST_COLOR/*ALPHA*/;
715    case D3DBLEND_INVDESTCOLOR:    return PIPE_BLENDFACTOR_INV_DST_COLOR/*ALPHA*/;
716    case D3DBLEND_SRCALPHASAT:     return PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE;
717    case D3DBLEND_BOTHSRCALPHA:    return PIPE_BLENDFACTOR_SRC_ALPHA;
718    case D3DBLEND_BOTHINVSRCALPHA: return PIPE_BLENDFACTOR_INV_SRC_ALPHA;
719    case D3DBLEND_BLENDFACTOR:     return PIPE_BLENDFACTOR_CONST_COLOR/*ALPHA*/;
720    case D3DBLEND_INVBLENDFACTOR:  return PIPE_BLENDFACTOR_INV_CONST_COLOR/*ALPHA*/;
721    case D3DBLEND_SRCCOLOR2:       return PIPE_BLENDFACTOR_ONE; /* XXX */
722    case D3DBLEND_INVSRCCOLOR2:    return PIPE_BLENDFACTOR_ZERO; /* XXX */
723    default:
724       DBG_FLAG(DBG_UNKNOWN, "Unhandled blend factor %d\n", b);
725       return PIPE_BLENDFACTOR_ZERO;
726    }
727}
728
729static inline unsigned
730d3dblend_color_to_pipe_blendfactor(D3DBLEND b)
731{
732    switch (b) {
733    case D3DBLEND_ZERO:            return PIPE_BLENDFACTOR_ZERO;
734    case D3DBLEND_ONE:             return PIPE_BLENDFACTOR_ONE;
735    case D3DBLEND_SRCCOLOR:        return PIPE_BLENDFACTOR_SRC_COLOR;
736    case D3DBLEND_INVSRCCOLOR:     return PIPE_BLENDFACTOR_INV_SRC_COLOR;
737    case D3DBLEND_SRCALPHA:        return PIPE_BLENDFACTOR_SRC_ALPHA;
738    case D3DBLEND_INVSRCALPHA:     return PIPE_BLENDFACTOR_INV_SRC_ALPHA;
739    case D3DBLEND_DESTALPHA:       return PIPE_BLENDFACTOR_DST_ALPHA;
740    case D3DBLEND_INVDESTALPHA:    return PIPE_BLENDFACTOR_INV_DST_ALPHA;
741    case D3DBLEND_DESTCOLOR:       return PIPE_BLENDFACTOR_DST_COLOR;
742    case D3DBLEND_INVDESTCOLOR:    return PIPE_BLENDFACTOR_INV_DST_COLOR;
743    case D3DBLEND_SRCALPHASAT:     return PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE;
744    case D3DBLEND_BOTHSRCALPHA:    return PIPE_BLENDFACTOR_SRC_ALPHA;
745    case D3DBLEND_BOTHINVSRCALPHA: return PIPE_BLENDFACTOR_INV_SRC_ALPHA;
746    case D3DBLEND_BLENDFACTOR:     return PIPE_BLENDFACTOR_CONST_COLOR;
747    case D3DBLEND_INVBLENDFACTOR:  return PIPE_BLENDFACTOR_INV_CONST_COLOR;
748    case D3DBLEND_SRCCOLOR2:       return PIPE_BLENDFACTOR_SRC1_COLOR;
749    case D3DBLEND_INVSRCCOLOR2:    return PIPE_BLENDFACTOR_INV_SRC1_COLOR;
750    default:
751       DBG_FLAG(DBG_UNKNOWN, "Unhandled blend factor %d\n", b);
752       return PIPE_BLENDFACTOR_ZERO;
753    }
754}
755
756static inline unsigned
757d3dtextureaddress_to_pipe_tex_wrap(D3DTEXTUREADDRESS addr)
758{
759    switch (addr) {
760    case D3DTADDRESS_WRAP:       return PIPE_TEX_WRAP_REPEAT;
761    case D3DTADDRESS_MIRROR:     return PIPE_TEX_WRAP_MIRROR_REPEAT;
762    case D3DTADDRESS_CLAMP:      return PIPE_TEX_WRAP_CLAMP_TO_EDGE;
763    case D3DTADDRESS_BORDER:     return PIPE_TEX_WRAP_CLAMP_TO_BORDER;
764    case D3DTADDRESS_MIRRORONCE: return PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE;
765    default:
766        assert(0);
767        return PIPE_TEX_WRAP_CLAMP_TO_EDGE;
768    }
769}
770
771static inline unsigned
772d3dtexturefiltertype_to_pipe_tex_filter(D3DTEXTUREFILTERTYPE filter)
773{
774    switch (filter) {
775    case D3DTEXF_POINT:       return PIPE_TEX_FILTER_NEAREST;
776    case D3DTEXF_LINEAR:      return PIPE_TEX_FILTER_LINEAR;
777    case D3DTEXF_ANISOTROPIC: return PIPE_TEX_FILTER_LINEAR;
778
779    case D3DTEXF_NONE:
780    case D3DTEXF_PYRAMIDALQUAD:
781    case D3DTEXF_GAUSSIANQUAD:
782    case D3DTEXF_CONVOLUTIONMONO:
783    default:
784        assert(0);
785        return PIPE_TEX_FILTER_NEAREST;
786    }
787}
788
789static inline unsigned
790d3dtexturefiltertype_to_pipe_tex_mipfilter(D3DTEXTUREFILTERTYPE filter)
791{
792    switch (filter) {
793    case D3DTEXF_NONE:        return PIPE_TEX_MIPFILTER_NONE;
794    case D3DTEXF_POINT:       return PIPE_TEX_FILTER_NEAREST;
795    case D3DTEXF_LINEAR:      return PIPE_TEX_FILTER_LINEAR;
796    case D3DTEXF_ANISOTROPIC: return PIPE_TEX_FILTER_LINEAR;
797
798    case D3DTEXF_PYRAMIDALQUAD:
799    case D3DTEXF_GAUSSIANQUAD:
800    case D3DTEXF_CONVOLUTIONMONO:
801    default:
802        assert(0);
803        return PIPE_TEX_MIPFILTER_NONE;
804    }
805}
806
807static inline unsigned nine_format_get_stride(enum pipe_format format,
808                                              unsigned width)
809{
810    unsigned stride = util_format_get_stride(format, width);
811
812    return align(stride, 4);
813}
814
815static inline unsigned nine_format_get_level_alloc_size(enum pipe_format format,
816                                                        unsigned width,
817                                                        unsigned height,
818                                                        unsigned level)
819{
820    unsigned w, h, size;
821
822    w = u_minify(width, level);
823    h = u_minify(height, level);
824    if (is_ATI1_ATI2(format)) {
825        /* For "unknown" formats like ATIx use width * height bytes */
826        size = w * h;
827    } else if (format == PIPE_FORMAT_NONE) { /* D3DFMT_NULL */
828        size = w * h * 4;
829    } else {
830        size = nine_format_get_stride(format, w) *
831            util_format_get_nblocksy(format, h);
832    }
833
834    return size;
835}
836
837static inline unsigned nine_format_get_size_and_offsets(enum pipe_format format,
838                                                        unsigned *offsets,
839                                                        unsigned width,
840                                                        unsigned height,
841                                                        unsigned last_level)
842{
843    unsigned l, w, h, size = 0;
844
845    for (l = 0; l <= last_level; ++l) {
846        w = u_minify(width, l);
847        h = u_minify(height, l);
848        offsets[l] = size;
849        if (is_ATI1_ATI2(format)) {
850            /* For "unknown" formats like ATIx use width * height bytes */
851            size += w * h;
852        } else {
853            size += nine_format_get_stride(format, w) *
854                util_format_get_nblocksy(format, h);
855        }
856    }
857
858    return size;
859}
860
861#endif /* _NINE_PIPE_H_ */
862