2 * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
3 * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sub license,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the
13 * next paragraph) shall be included in all copies or substantial portions
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
32 #include "savagecontext.h"
33 #include "savagetex.h"
34 #include "savagetris.h"
35 #include "savageioctl.h"
36 #include "simple_list.h"
38 #include "savage_bci.h"
41 #include "texformat.h"
48 #include "swrast/swrast.h"
52 #define TILE_INDEX_DXT1 0
53 #define TILE_INDEX_8 1
54 #define TILE_INDEX_16 2
55 #define TILE_INDEX_DXTn 3
56 #define TILE_INDEX_32 4
58 /* On Savage4 the texure LOD-bias needs an offset of ~ 0.3 to get
59 * somewhere close to software rendering.
61 #define SAVAGE4_LOD_OFFSET 10
63 /* Tile info for S3TC formats counts in 4x4 blocks instead of texels.
64 * In DXT1 each block is encoded in 64 bits. In DXT3 and 5 each block is
65 * encoded in 128 bits. */
67 /* Size 1, 2 and 4 images are packed into the last subtile. Each image
68 * is repeated to fill a 4x4 pixel area. The figure below shows the
69 * layout of those 4x4 pixel areas in the 8x8 subtile.
74 * Yuck! 8-bit texture formats use 4x8 subtiles. See below.
76 static const savageTileInfo tileInfo_pro
[5] = {
77 {16, 16, 16, 8, 1, 2, {0x18, 0x10}}, /* DXT1 */
78 {64, 32, 16, 4, 4, 8, {0x30, 0x20}}, /* 8-bit */
79 {64, 16, 8, 2, 8, 8, {0x48, 0x08}}, /* 16-bit */
80 {16, 8, 16, 4, 1, 2, {0x30, 0x20}}, /* DXT3, DXT5 */
81 {32, 16, 4, 2, 8, 8, {0x90, 0x10}}, /* 32-bit */
84 /* Size 1, 2 and 4 images are packed into the last two subtiles. Each
85 * image is repeated to fill a 4x4 pixel area. The figures below show
86 * the layout of those 4x4 pixel areas in the two 4x8 subtiles.
88 * second last subtile: 4 last subtile: 2
91 static const savageTileInfo tileInfo_s3d_s4
[5] = {
92 {16, 16, 16, 8, 1, 2, {0x18, 0x10}}, /* DXT1 */
93 {64, 32, 16, 4, 4, 8, {0x30, 0x20}}, /* 8-bit */
94 {64, 16, 16, 2, 4, 8, {0x60, 0x40}}, /* 16-bit */
95 {16, 8, 16, 4, 1, 2, {0x30, 0x20}}, /* DXT3, DXT5 */
96 {32, 16, 8, 2, 4, 8, {0xc0, 0x80}}, /* 32-bit */
99 /** \brief Template for subtile uploads.
100 * \param h height in pixels
101 * \param w width in bytes
103 #define SUBTILE_FUNC(w,h) \
104 static INLINE GLubyte *savageUploadSubtile_##w##x##h \
105 (GLubyte *dest, GLubyte *src, GLuint srcStride) \
108 for (y = 0; y < h; ++y) { \
109 memcpy (dest, src, w); \
116 SUBTILE_FUNC(2, 8) /* 4 bits per pixel, 4 pixels wide */
120 SUBTILE_FUNC(32, 8) /* 4 bytes per pixel, 8 pixels wide */
122 SUBTILE_FUNC(8, 2) /* DXT1 */
123 SUBTILE_FUNC(16, 2) /* DXT3 and DXT5 */
125 /** \brief Upload a complete tile from src (srcStride) to dest
127 * \param tileInfo Pointer to tiling information
128 * \param wInSub Width of source/dest image in subtiles
129 * \param hInSub Height of source/dest image in subtiles
130 * \param bpp Bytes per pixel
131 * \param src Pointer to source data
132 * \param srcStride Byte stride of rows in the source data
133 * \param dest Pointer to destination
135 * Writes linearly to the destination memory in order to exploit write
138 * For a complete tile wInSub and hInSub are set to the same values as
139 * in tileInfo. If the source image is smaller than a whole tile in
140 * one or both dimensions then they are set to the values of the
141 * source image. This only works as long as the source image is bigger
144 static void savageUploadTile (const savageTileInfo
*tileInfo
,
145 GLuint wInSub
, GLuint hInSub
, GLuint bpp
,
146 GLubyte
*src
, GLuint srcStride
, GLubyte
*dest
) {
147 GLuint subStride
= tileInfo
->subWidth
* bpp
;
148 GLubyte
*srcSRow
= src
, *srcSTile
= src
;
149 GLubyte
*(*subtileFunc
) (GLubyte
*, GLubyte
*, GLuint
);
152 case 2: subtileFunc
= savageUploadSubtile_2x8
; break;
153 case 4: subtileFunc
= savageUploadSubtile_4x8
; break;
154 case 8: subtileFunc
= tileInfo
->subHeight
== 8 ?
155 savageUploadSubtile_8x8
: savageUploadSubtile_8x2
; break;
156 case 16: subtileFunc
= tileInfo
->subHeight
== 8 ?
157 savageUploadSubtile_16x8
: savageUploadSubtile_16x2
; break;
158 case 32: subtileFunc
= savageUploadSubtile_32x8
; break;
161 for (sy
= 0; sy
< hInSub
; ++sy
) {
163 for (sx
= 0; sx
< wInSub
; ++sx
) {
165 dest
= subtileFunc (dest
, src
, srcStride
);
166 srcSTile
+= subStride
;
168 srcSRow
+= srcStride
* tileInfo
->subHeight
;
172 /** \brief Upload a image that is smaller than 8 pixels in either dimension.
174 * \param tileInfo Pointer to tiling information
175 * \param width Width of the image
176 * \param height Height of the image
177 * \param bpp Bytes per pixel
178 * \param src Pointer to source data
179 * \param dest Pointer to destination
181 * This function handles all the special cases that need to be taken
182 * care off. The caller may need to call this function multiple times
183 * with the destination offset in different ways since small texture
184 * images must be repeated in order to fill a whole tile (or 4x4 for
185 * the last 3 levels).
187 * FIXME: Repeating inside this function would be more efficient.
189 static void savageUploadTiny (const savageTileInfo
*tileInfo
,
190 GLuint pixWidth
, GLuint pixHeight
,
191 GLuint width
, GLuint height
, GLuint bpp
,
192 GLubyte
*src
, GLubyte
*dest
) {
193 GLuint size
= MAX2(pixWidth
, pixHeight
);
195 if (width
> tileInfo
->subWidth
) { /* assert: height <= subtile height */
196 GLuint wInSub
= width
/ tileInfo
->subWidth
;
197 GLuint srcStride
= width
* bpp
;
198 GLuint subStride
= tileInfo
->subWidth
* bpp
;
199 GLuint subSkip
= (tileInfo
->subHeight
- height
) * subStride
;
200 GLubyte
*srcSTile
= src
;
202 for (sx
= 0; sx
< wInSub
; ++sx
) {
204 for (y
= 0; y
< height
; ++y
) {
205 memcpy (dest
, src
, subStride
);
210 srcSTile
+= subStride
;
212 } else if (size
> 4) { /* a tile or less wide, except the last 3 levels */
213 GLuint srcStride
= width
* bpp
;
214 GLuint subStride
= tileInfo
->subWidth
* bpp
;
215 /* if the subtile width is 4 we have to skip every other subtile */
216 GLuint subSkip
= tileInfo
->subWidth
<= 4 ?
217 subStride
* tileInfo
->subHeight
: 0;
218 GLuint skipRemainder
= tileInfo
->subHeight
- 1;
220 for (y
= 0; y
< height
; ++y
) {
221 memcpy (dest
, src
, srcStride
);
224 if ((y
& skipRemainder
) == skipRemainder
)
227 } else { /* the last 3 mipmap levels */
228 GLuint offset
= (size
<= 2 ? tileInfo
->tinyOffset
[size
-1] : 0);
229 GLuint subStride
= tileInfo
->subWidth
* bpp
;
232 for (y
= 0; y
< height
; ++y
) {
233 memcpy (dest
, src
, bpp
*width
);
240 /** \brief Upload an image from mesa's internal copy.
242 static void savageUploadTexLevel( savageTexObjPtr t
, int level
)
244 const struct gl_texture_image
*image
= t
->base
.tObj
->Image
[0][level
];
245 const savageTileInfo
*tileInfo
= t
->tileInfo
;
246 GLuint pixWidth
= image
->Width2
, pixHeight
= image
->Height2
;
247 GLuint bpp
= t
->texelBytes
;
248 GLuint width
, height
;
250 /* FIXME: Need triangle (rather than pixel) fallbacks to simulate
251 * this using normal textured triangles.
253 * DO THIS IN DRIVER STATE MANAGMENT, not hardware state.
255 if(image
->Border
!= 0)
256 fprintf (stderr
, "Not supported texture border %d.\n",
257 (int) image
->Border
);
259 if (t
->hwFormat
== TFT_S3TC4A4Bit
|| t
->hwFormat
== TFT_S3TC4CA4Bit
||
260 t
->hwFormat
== TFT_S3TC4Bit
) {
261 width
= (pixWidth
+3) / 4;
262 height
= (pixHeight
+3) / 4;
268 if (pixWidth
>= 8 && pixHeight
>= 8) {
269 GLuint
*dirtyPtr
= t
->image
[level
].dirtyTiles
;
270 GLuint dirtyMask
= 1;
272 if (width
>= tileInfo
->width
&& height
>= tileInfo
->height
) {
273 GLuint wInTiles
= width
/ tileInfo
->width
;
274 GLuint hInTiles
= height
/ tileInfo
->height
;
275 GLubyte
*srcTRow
= image
->Data
, *src
;
276 GLubyte
*dest
= (GLubyte
*)(t
->bufAddr
+ t
->image
[level
].offset
);
278 for (y
= 0; y
< hInTiles
; ++y
) {
280 for (x
= 0; x
< wInTiles
; ++x
) {
281 if (*dirtyPtr
& dirtyMask
) {
282 savageUploadTile (tileInfo
,
283 tileInfo
->wInSub
, tileInfo
->hInSub
,
284 bpp
, src
, width
* bpp
, dest
);
286 src
+= tileInfo
->width
* bpp
;
287 dest
+= 2048; /* tile size is always 2k */
288 if (dirtyMask
== 1<<31) {
294 srcTRow
+= width
* tileInfo
->height
* bpp
;
296 } else if (width
>= tileInfo
->width
) {
297 GLuint wInTiles
= width
/ tileInfo
->width
;
298 GLubyte
*src
= image
->Data
;
299 GLubyte
*dest
= (GLubyte
*)(t
->bufAddr
+ t
->image
[level
].offset
);
300 GLuint tileStride
= tileInfo
->width
* bpp
* height
;
301 savageContextPtr imesa
= (savageContextPtr
)t
->base
.heap
->driverContext
;
303 /* Savage3D-based chips seem so use a constant tile stride
304 * of 2048 for vertically incomplete tiles, but only if
305 * the color depth is 32bpp. Nobody said this was supposed
308 if (bpp
== 4 && imesa
->savageScreen
->chipset
< S3_SAVAGE4
)
310 for (x
= 0; x
< wInTiles
; ++x
) {
311 if (*dirtyPtr
& dirtyMask
) {
312 savageUploadTile (tileInfo
,
314 height
/ tileInfo
->subHeight
,
315 bpp
, src
, width
* bpp
, dest
);
317 src
+= tileInfo
->width
* bpp
;
319 if (dirtyMask
== 1<<31) {
326 savageUploadTile (tileInfo
, width
/ tileInfo
->subWidth
,
327 height
/ tileInfo
->subHeight
, bpp
,
328 image
->Data
, width
* bpp
,
329 (GLubyte
*)(t
->bufAddr
+t
->image
[level
].offset
));
332 GLuint minHeight
, minWidth
, hRepeat
, vRepeat
, x
, y
;
333 if (t
->hwFormat
== TFT_S3TC4A4Bit
|| t
->hwFormat
== TFT_S3TC4CA4Bit
||
334 t
->hwFormat
== TFT_S3TC4Bit
)
335 minWidth
= minHeight
= 1;
337 minWidth
= minHeight
= 4;
338 if (width
> minWidth
|| height
> minHeight
) {
339 minWidth
= tileInfo
->subWidth
;
340 minHeight
= tileInfo
->subHeight
;
342 hRepeat
= width
>= minWidth
? 1 : minWidth
/ width
;
343 vRepeat
= height
>= minHeight
? 1 : minHeight
/ height
;
344 for (y
= 0; y
< vRepeat
; ++y
) {
345 GLuint offset
= y
* tileInfo
->subWidth
*height
* bpp
;
346 for (x
= 0; x
< hRepeat
; ++x
) {
347 savageUploadTiny (tileInfo
, pixWidth
, pixHeight
,
348 width
, height
, bpp
, image
->Data
,
349 (GLubyte
*)(t
->bufAddr
+
350 t
->image
[level
].offset
+offset
));
351 offset
+= width
* bpp
;
357 /** \brief Compute the destination size of a texture image
359 static GLuint
savageTexImageSize (GLuint width
, GLuint height
, GLuint bpp
) {
361 if (width
>= 8 && height
>= 8)
362 return width
* height
* bpp
;
363 /* special case for the last three mipmap levels: the hardware computes
364 * the offset internally */
365 else if (width
<= 4 && height
<= 4)
367 /* partially filled sub tiles waste memory
368 * on Savage3D and Savage4 with subtile width 4 every other subtile is
369 * skipped if width < 8 so we can assume a uniform subtile width of 8 */
371 return width
* 8 * bpp
;
372 else if (height
>= 8)
373 return 8 * height
* bpp
;
378 /** \brief Compute the destination size of a compressed texture image
380 static GLuint
savageCompressedTexImageSize (GLuint width
, GLuint height
,
382 width
= (width
+3) / 4;
383 height
= (height
+3) / 4;
385 if (width
>= 2 && height
>= 2)
386 return width
* height
* bpp
;
387 /* special case for the last three mipmap levels: the hardware computes
388 * the offset internally */
389 else if (width
<= 1 && height
<= 1)
391 /* partially filled sub tiles waste memory
392 * on Savage3D and Savage4 with subtile width 4 every other subtile is
393 * skipped if width < 8 so we can assume a uniform subtile width of 8 */
395 return width
* 2 * bpp
;
396 else if (height
>= 2)
397 return 2 * height
* bpp
;
402 /** \brief Compute the number of (partial) tiles of a texture image
404 static GLuint
savageTexImageTiles (GLuint width
, GLuint height
,
405 const savageTileInfo
*tileInfo
)
407 return (width
+ tileInfo
->width
- 1) / tileInfo
->width
*
408 (height
+ tileInfo
->height
- 1) / tileInfo
->height
;
411 /** \brief Mark dirty tiles
413 * Some care must be taken because tileInfo may not be set or not
414 * up-to-date. So we check if tileInfo is initialized and if the number
415 * of tiles in the bit vector matches the number of tiles computed from
416 * the current tileInfo.
418 static void savageMarkDirtyTiles (savageTexObjPtr t
, GLuint level
,
419 GLuint totalWidth
, GLuint totalHeight
,
420 GLint xoffset
, GLint yoffset
,
421 GLsizei width
, GLsizei height
)
423 GLuint wInTiles
, hInTiles
;
424 GLuint x0
, y0
, x1
, y1
;
428 wInTiles
= (totalWidth
+ t
->tileInfo
->width
- 1) / t
->tileInfo
->width
;
429 hInTiles
= (totalHeight
+ t
->tileInfo
->height
- 1) / t
->tileInfo
->height
;
430 if (wInTiles
* hInTiles
!= t
->image
[level
].nTiles
)
433 x0
= xoffset
/ t
->tileInfo
->width
;
434 y0
= yoffset
/ t
->tileInfo
->height
;
435 x1
= (xoffset
+ width
- 1) / t
->tileInfo
->width
;
436 y1
= (yoffset
+ height
- 1) / t
->tileInfo
->height
;
438 for (y
= y0
; y
<= y1
; ++y
) {
439 GLuint
*ptr
= t
->image
[level
].dirtyTiles
+ (y
* wInTiles
+ x0
) / 32;
440 GLuint mask
= 1 << (y
* wInTiles
+ x0
) % 32;
441 for (x
= x0
; x
<= x1
; ++x
) {
443 if (mask
== (1<<31)) {
453 /** \brief Mark all tiles as dirty
455 static void savageMarkAllTiles (savageTexObjPtr t
, GLuint level
)
457 GLuint words
= (t
->image
[level
].nTiles
+ 31) / 32;
459 memset(t
->image
[level
].dirtyTiles
, ~0, words
*sizeof(GLuint
));
463 static void savageSetTexWrapping(savageTexObjPtr tex
, GLenum s
, GLenum t
)
465 tex
->setup
.sWrapMode
= s
;
466 tex
->setup
.tWrapMode
= t
;
469 static void savageSetTexFilter(savageTexObjPtr t
, GLenum minf
, GLenum magf
)
471 t
->setup
.minFilter
= minf
;
472 t
->setup
.magFilter
= magf
;
478 static void savageSetTexBorderColor(savageTexObjPtr t
, GLubyte color
[4])
480 /* t->Setup[SAVAGE_TEXREG_TEXBORDERCOL] = */
481 /*t->setup.borderColor = SAVAGEPACKCOLOR8888(color[0],color[1],color[2],color[3]); */
486 static savageTexObjPtr
487 savageAllocTexObj( struct gl_texture_object
*texObj
)
491 t
= (savageTexObjPtr
) calloc(1,sizeof(*t
));
492 texObj
->DriverData
= t
;
496 /* Initialize non-image-dependent parts of the state:
498 t
->base
.tObj
= texObj
;
499 t
->base
.dirty_images
[0] = 0;
500 t
->dirtySubImages
= 0;
503 /* Initialize dirty tiles bit vectors
505 for (i
= 0; i
< SAVAGE_TEX_MAXLEVELS
; ++i
)
506 t
->image
[i
].nTiles
= 0;
508 /* FIXME Something here to set initial values for other parts of
512 make_empty_list( &t
->base
);
514 savageSetTexWrapping(t
,texObj
->WrapS
,texObj
->WrapT
);
515 savageSetTexFilter(t
,texObj
->MinFilter
,texObj
->MagFilter
);
516 savageSetTexBorderColor(t
,texObj
->_BorderChan
);
522 /* Mesa texture formats for alpha-images on Savage3D/IX/MX
524 * Promoting texture images to ARGB888 or ARGB4444 doesn't work
525 * because we can't tell the hardware to ignore the color components
526 * and only use the alpha component. So we define our own texture
527 * formats that promote to ARGB8888 or ARGB4444 and set the color
528 * components to white. This way we get the correct result.
532 _savage_texstore_a1114444(TEXSTORE_PARAMS
);
535 _savage_texstore_a1118888(TEXSTORE_PARAMS
);
537 static struct gl_texture_format _savage_texformat_a1114444
= {
538 MESA_FORMAT_ARGB4444
, /* MesaFormat */
539 GL_RGBA
, /* BaseFormat */
540 GL_UNSIGNED_NORMALIZED_ARB
, /* DataType */
545 0, /* LuminanceBits */
546 0, /* IntensityBits */
551 _savage_texstore_a1114444
, /* StoreTexImageFunc */
552 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
/* FetchTexel* filled in by
553 * savageDDInitTextureFuncs */
555 static struct gl_texture_format _savage_texformat_a1118888
= {
556 MESA_FORMAT_ARGB8888
, /* MesaFormat */
557 GL_RGBA
, /* BaseFormat */
558 GL_UNSIGNED_NORMALIZED_ARB
, /* DataType */
563 0, /* LuminanceBits */
564 0, /* IntensityBits */
569 _savage_texstore_a1118888
, /* StoreTexImageFunc */
570 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
/* FetchTexel* filled in by
571 * savageDDInitTextureFuncs */
576 _savage_texstore_a1114444(TEXSTORE_PARAMS
)
578 const GLchan
*tempImage
= _mesa_make_temp_chan_image(ctx
, dims
,
581 srcWidth
, srcHeight
, srcDepth
,
582 srcFormat
, srcType
, srcAddr
,
584 const GLchan
*src
= tempImage
;
587 ASSERT(dstFormat
== &_savage_texformat_a1114444
);
588 ASSERT(baseInternalFormat
== GL_ALPHA
);
592 _mesa_adjust_image_for_convolution(ctx
, dims
, &srcWidth
, &srcHeight
);
593 for (img
= 0; img
< srcDepth
; img
++) {
594 GLubyte
*dstRow
= (GLubyte
*) dstAddr
595 + dstImageOffsets
[dstZoffset
+ img
] * dstFormat
->TexelBytes
596 + dstYoffset
* dstRowStride
597 + dstXoffset
* dstFormat
->TexelBytes
;
598 for (row
= 0; row
< srcHeight
; row
++) {
599 GLushort
*dstUI
= (GLushort
*) dstRow
;
600 for (col
= 0; col
< srcWidth
; col
++) {
601 dstUI
[col
] = PACK_COLOR_4444( CHAN_TO_UBYTE(src
[0]),
605 dstRow
+= dstRowStride
;
608 _mesa_free((void *) tempImage
);
615 _savage_texstore_a1118888(TEXSTORE_PARAMS
)
617 const GLchan
*tempImage
= _mesa_make_temp_chan_image(ctx
, dims
,
620 srcWidth
, srcHeight
, srcDepth
,
621 srcFormat
, srcType
, srcAddr
,
623 const GLchan
*src
= tempImage
;
626 ASSERT(dstFormat
== &_savage_texformat_a1118888
);
627 ASSERT(baseInternalFormat
== GL_ALPHA
);
631 _mesa_adjust_image_for_convolution(ctx
, dims
, &srcWidth
, &srcHeight
);
632 for (img
= 0; img
< srcDepth
; img
++) {
633 GLubyte
*dstRow
= (GLubyte
*) dstAddr
634 + dstImageOffsets
[dstZoffset
+ img
] * dstFormat
->TexelBytes
635 + dstYoffset
* dstRowStride
636 + dstXoffset
* dstFormat
->TexelBytes
;
637 for (row
= 0; row
< srcHeight
; row
++) {
638 GLuint
*dstUI
= (GLuint
*) dstRow
;
639 for (col
= 0; col
< srcWidth
; col
++) {
640 dstUI
[col
] = PACK_COLOR_8888( CHAN_TO_UBYTE(src
[0]),
644 dstRow
+= dstRowStride
;
647 _mesa_free((void *) tempImage
);
653 /* Called by the _mesa_store_teximage[123]d() functions. */
654 static const struct gl_texture_format
*
655 savageChooseTextureFormat( GLcontext
*ctx
, GLint internalFormat
,
656 GLenum format
, GLenum type
)
658 savageContextPtr imesa
= SAVAGE_CONTEXT(ctx
);
659 const GLboolean do32bpt
=
660 ( imesa
->texture_depth
== DRI_CONF_TEXTURE_DEPTH_32
);
661 const GLboolean force16bpt
=
662 ( imesa
->texture_depth
== DRI_CONF_TEXTURE_DEPTH_FORCE_16
);
663 const GLboolean isSavage4
= (imesa
->savageScreen
->chipset
>= S3_SAVAGE4
);
666 switch ( internalFormat
) {
669 case GL_COMPRESSED_RGBA
:
671 case GL_UNSIGNED_INT_10_10_10_2
:
672 case GL_UNSIGNED_INT_2_10_10_10_REV
:
673 return do32bpt
? &_mesa_texformat_argb8888
: &_mesa_texformat_argb1555
;
674 case GL_UNSIGNED_SHORT_4_4_4_4
:
675 case GL_UNSIGNED_SHORT_4_4_4_4_REV
:
676 return &_mesa_texformat_argb4444
;
677 case GL_UNSIGNED_SHORT_5_5_5_1
:
678 case GL_UNSIGNED_SHORT_1_5_5_5_REV
:
679 return &_mesa_texformat_argb1555
;
681 return do32bpt
? &_mesa_texformat_argb8888
: &_mesa_texformat_argb4444
;
686 case GL_COMPRESSED_RGB
:
688 case GL_UNSIGNED_SHORT_4_4_4_4
:
689 case GL_UNSIGNED_SHORT_4_4_4_4_REV
:
690 return &_mesa_texformat_argb4444
;
691 case GL_UNSIGNED_SHORT_5_5_5_1
:
692 case GL_UNSIGNED_SHORT_1_5_5_5_REV
:
693 return &_mesa_texformat_argb1555
;
694 case GL_UNSIGNED_SHORT_5_6_5
:
695 case GL_UNSIGNED_SHORT_5_6_5_REV
:
696 return &_mesa_texformat_rgb565
;
698 return do32bpt
? &_mesa_texformat_argb8888
: &_mesa_texformat_rgb565
;
705 &_mesa_texformat_argb8888
: &_mesa_texformat_argb4444
;
709 &_mesa_texformat_argb8888
: &_mesa_texformat_argb1555
;
713 return &_mesa_texformat_argb4444
;
716 return &_mesa_texformat_argb1555
;
722 return !force16bpt
? &_mesa_texformat_argb8888
: &_mesa_texformat_rgb565
;
727 return &_mesa_texformat_rgb565
;
730 case GL_COMPRESSED_ALPHA
:
731 return isSavage4
? &_mesa_texformat_a8
: (
732 do32bpt
? &_savage_texformat_a1118888
: &_savage_texformat_a1114444
);
734 return isSavage4
? &_mesa_texformat_a8
: &_savage_texformat_a1114444
;
738 return isSavage4
? &_mesa_texformat_a8
: (
739 !force16bpt
? &_savage_texformat_a1118888
: &_savage_texformat_a1114444
);
743 case GL_COMPRESSED_LUMINANCE
:
744 /* no alpha, but use argb1555 in 16bit case to get pure grey values */
745 return isSavage4
? &_mesa_texformat_l8
: (
746 do32bpt
? &_mesa_texformat_argb8888
: &_mesa_texformat_argb1555
);
748 return isSavage4
? &_mesa_texformat_l8
: &_mesa_texformat_argb1555
;
752 return isSavage4
? &_mesa_texformat_l8
: (
753 !force16bpt
? &_mesa_texformat_argb8888
: &_mesa_texformat_argb1555
);
756 case GL_LUMINANCE_ALPHA
:
757 case GL_COMPRESSED_LUMINANCE_ALPHA
:
758 /* Savage4 has a al44 texture format. But it's not supported by Mesa. */
759 return do32bpt
? &_mesa_texformat_argb8888
: &_mesa_texformat_argb4444
;
760 case GL_LUMINANCE4_ALPHA4
:
761 case GL_LUMINANCE6_ALPHA2
:
762 return &_mesa_texformat_argb4444
;
763 case GL_LUMINANCE8_ALPHA8
:
764 case GL_LUMINANCE12_ALPHA4
:
765 case GL_LUMINANCE12_ALPHA12
:
766 case GL_LUMINANCE16_ALPHA16
:
767 return !force16bpt
? &_mesa_texformat_argb8888
: &_mesa_texformat_argb4444
;
769 /* TFT_I8 produces garbage on ProSavageDDR and subsequent texture
770 * disable keeps rendering garbage. Disabled for now. */
772 case GL_COMPRESSED_INTENSITY
:
773 return isSavage4
? &_mesa_texformat_i8
: (
774 do32bpt
? &_mesa_texformat_argb8888
: &_mesa_texformat_argb4444
);
776 return isSavage4
? &_mesa_texformat_i8
: &_mesa_texformat_argb4444
;
780 return isSavage4
? &_mesa_texformat_i8
: (
781 !force16bpt
? &_mesa_texformat_argb8888
: &_mesa_texformat_argb4444
);
784 case GL_COMPRESSED_INTENSITY
:
785 return do32bpt
? &_mesa_texformat_argb8888
: &_mesa_texformat_argb4444
;
787 return &_mesa_texformat_argb4444
;
791 return !force16bpt
? &_mesa_texformat_argb8888
:
792 &_mesa_texformat_argb4444
;
797 case GL_COMPRESSED_RGB_S3TC_DXT1_EXT
:
798 return &_mesa_texformat_rgb_dxt1
;
799 case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT
:
800 return &_mesa_texformat_rgba_dxt1
;
802 case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT
:
803 return &_mesa_texformat_rgba_dxt3
;
808 /* Not the best choice but Savage3D/MX/IX don't support DXT3 or DXT5. */
809 return &_mesa_texformat_rgba_dxt1
;
811 case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT
:
812 return &_mesa_texformat_rgba_dxt5
;
816 case GL_COLOR_INDEX1_EXT:
817 case GL_COLOR_INDEX2_EXT:
818 case GL_COLOR_INDEX4_EXT:
819 case GL_COLOR_INDEX8_EXT:
820 case GL_COLOR_INDEX12_EXT:
821 case GL_COLOR_INDEX16_EXT:
822 return &_mesa_texformat_ci8;
825 _mesa_problem(ctx
, "unexpected texture format in %s", __FUNCTION__
);
830 static void savageSetTexImages( savageContextPtr imesa
,
831 const struct gl_texture_object
*tObj
)
833 savageTexObjPtr t
= (savageTexObjPtr
) tObj
->DriverData
;
834 struct gl_texture_image
*image
= tObj
->Image
[0][tObj
->BaseLevel
];
835 GLuint offset
, i
, textureFormat
, tileIndex
, size
;
836 GLint firstLevel
, lastLevel
;
841 switch (image
->TexFormat
->MesaFormat
) {
842 case MESA_FORMAT_ARGB8888
:
843 textureFormat
= TFT_ARGB8888
;
844 t
->texelBytes
= tileIndex
= 4;
846 case MESA_FORMAT_ARGB1555
:
847 textureFormat
= TFT_ARGB1555
;
848 t
->texelBytes
= tileIndex
= 2;
850 case MESA_FORMAT_ARGB4444
:
851 textureFormat
= TFT_ARGB4444
;
852 t
->texelBytes
= tileIndex
= 2;
854 case MESA_FORMAT_RGB565
:
855 textureFormat
= TFT_RGB565
;
856 t
->texelBytes
= tileIndex
= 2;
859 textureFormat
= TFT_L8
;
860 t
->texelBytes
= tileIndex
= 1;
863 textureFormat
= TFT_I8
;
864 t
->texelBytes
= tileIndex
= 1;
867 textureFormat
= TFT_A8
;
868 t
->texelBytes
= tileIndex
= 1;
870 case MESA_FORMAT_RGB_DXT1
:
871 textureFormat
= TFT_S3TC4Bit
;
872 tileIndex
= TILE_INDEX_DXT1
;
875 case MESA_FORMAT_RGBA_DXT1
:
876 textureFormat
= TFT_S3TC4Bit
;
877 tileIndex
= TILE_INDEX_DXT1
;
880 case MESA_FORMAT_RGBA_DXT3
:
881 textureFormat
= TFT_S3TC4A4Bit
;
882 tileIndex
= TILE_INDEX_DXTn
;
885 case MESA_FORMAT_RGBA_DXT5
:
886 textureFormat
= TFT_S3TC4CA4Bit
;
887 tileIndex
= TILE_INDEX_DXTn
;
891 _mesa_problem(imesa
->glCtx
, "Bad texture format in %s", __FUNCTION__
);
894 t
->hwFormat
= textureFormat
;
896 /* Select tiling format depending on the chipset and texture format */
897 if (imesa
->savageScreen
->chipset
<= S3_SAVAGE4
)
898 t
->tileInfo
= &tileInfo_s3d_s4
[tileIndex
];
900 t
->tileInfo
= &tileInfo_pro
[tileIndex
];
902 /* Compute which mipmap levels we really want to send to the hardware.
904 driCalculateTextureFirstLastLevel( &t
->base
);
905 firstLevel
= t
->base
.firstLevel
;
906 lastLevel
= t
->base
.lastLevel
;
908 /* Figure out the size now (and count the levels). Upload won't be
909 * done until later. If the number of tiles changes, it means that
910 * this function is called for the first time on this tex object or
911 * the image or the destination color format changed. So all tiles
912 * are marked as dirty.
916 for ( i
= firstLevel
; i
<= lastLevel
&& tObj
->Image
[0][i
] ; i
++ ) {
918 nTiles
= savageTexImageTiles (image
->Width2
, image
->Height2
, t
->tileInfo
);
919 if (t
->image
[i
].nTiles
!= nTiles
) {
920 GLuint words
= (nTiles
+ 31) / 32;
921 if (t
->image
[i
].nTiles
!= 0) {
922 free(t
->image
[i
].dirtyTiles
);
924 t
->image
[i
].dirtyTiles
= malloc(words
*sizeof(GLuint
));
925 memset(t
->image
[i
].dirtyTiles
, ~0, words
*sizeof(GLuint
));
927 t
->image
[i
].nTiles
= nTiles
;
929 t
->image
[i
].offset
= offset
;
931 image
= tObj
->Image
[0][i
];
932 if (t
->texelBytes
>= 8)
933 size
= savageCompressedTexImageSize (image
->Width2
, image
->Height2
,
936 size
= savageTexImageSize (image
->Width2
, image
->Height2
,
941 t
->base
.lastLevel
= i
-1;
942 t
->base
.totalSize
= offset
;
943 /* the last three mipmap levels don't add to the offset. They are packed
946 t
->base
.totalSize
+= (t
->texelBytes
>= 8 ? 4 : 64) * t
->texelBytes
;
947 /* 2k-aligned (really needed?) */
948 t
->base
.totalSize
= (t
->base
.totalSize
+ 2047UL) & ~2047UL;
951 void savageDestroyTexObj(savageContextPtr imesa
, savageTexObjPtr t
)
955 /* Free dirty tiles bit vectors */
956 for (i
= 0; i
< SAVAGE_TEX_MAXLEVELS
; ++i
) {
957 if (t
->image
[i
].nTiles
)
958 free (t
->image
[i
].dirtyTiles
);
961 /* See if it was the driver's current object.
965 for ( i
= 0 ; i
< imesa
->glCtx
->Const
.MaxTextureUnits
; i
++ )
967 if ( &t
->base
== imesa
->CurrentTexObj
[ i
] ) {
968 assert( t
->base
.bound
& (1 << i
) );
969 imesa
->CurrentTexObj
[ i
] = NULL
;
975 /* Upload a texture's images to one of the texture heaps. May have to
976 * eject our own and/or other client's texture objects to make room
979 static void savageUploadTexImages( savageContextPtr imesa
, savageTexObjPtr t
)
981 const GLint numLevels
= t
->base
.lastLevel
- t
->base
.firstLevel
+ 1;
986 LOCK_HARDWARE(imesa
);
988 /* Do we need to eject LRU texture objects?
990 if (!t
->base
.memBlock
) {
994 heap
= driAllocateTexture(imesa
->textureHeaps
, imesa
->lastTexHeap
,
995 (driTextureObject
*)t
);
997 UNLOCK_HARDWARE(imesa
);
1001 ofs
= t
->base
.memBlock
->ofs
;
1002 t
->setup
.physAddr
= imesa
->savageScreen
->textureOffset
[heap
] + ofs
;
1003 t
->bufAddr
= (GLubyte
*)imesa
->savageScreen
->texVirtual
[heap
] + ofs
;
1004 imesa
->dirty
|= SAVAGE_UPLOAD_GLOBAL
; /* FIXME: really needed? */
1007 /* Let the world know we've used this memory recently.
1009 driUpdateTextureLRU( &t
->base
);
1010 UNLOCK_HARDWARE(imesa
);
1012 if (t
->base
.dirty_images
[0] || t
->dirtySubImages
) {
1013 if (SAVAGE_DEBUG
& DEBUG_VERBOSE_TEX
)
1014 fprintf(stderr
, "Texture upload: |");
1016 /* Heap timestamps are only reliable with Savage DRM 2.3.x or
1017 * later. Earlier versions had only 16 bit time stamps which
1018 * would wrap too frequently. */
1019 if (imesa
->savageScreen
->driScrnPriv
->drm_version
.minor
>= 3) {
1020 unsigned int heap
= t
->base
.heap
->heapId
;
1021 LOCK_HARDWARE(imesa
);
1022 savageWaitEvent (imesa
, imesa
->textureHeaps
[heap
]->timestamp
);
1024 savageFlushVertices (imesa
);
1025 LOCK_HARDWARE(imesa
);
1026 savageFlushCmdBufLocked (imesa
, GL_FALSE
);
1027 WAIT_IDLE_EMPTY_LOCKED(imesa
);
1030 for (i
= 0 ; i
< numLevels
; i
++) {
1031 const GLint j
= t
->base
.firstLevel
+ i
; /* the texObj's level */
1032 if (t
->base
.dirty_images
[0] & (1 << j
)) {
1033 savageMarkAllTiles(t
, j
);
1034 if (SAVAGE_DEBUG
& DEBUG_VERBOSE_TEX
)
1035 fprintf (stderr
, "*");
1036 } else if (SAVAGE_DEBUG
& DEBUG_VERBOSE_TEX
) {
1037 if (t
->dirtySubImages
& (1 << j
))
1038 fprintf (stderr
, ".");
1040 fprintf (stderr
, " ");
1042 if ((t
->base
.dirty_images
[0] | t
->dirtySubImages
) & (1 << j
))
1043 savageUploadTexLevel( t
, j
);
1046 UNLOCK_HARDWARE(imesa
);
1047 t
->base
.dirty_images
[0] = 0;
1048 t
->dirtySubImages
= 0;
1050 if (SAVAGE_DEBUG
& DEBUG_VERBOSE_TEX
)
1051 fprintf(stderr
, "|\n");
1057 savage4_set_wrap_mode( savageContextPtr imesa
, unsigned unit
,
1058 GLenum s_mode
, GLenum t_mode
)
1062 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.uMode
= TAM_Wrap
;
1065 case GL_CLAMP_TO_EDGE
:
1066 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.uMode
= TAM_Clamp
;
1068 case GL_MIRRORED_REPEAT
:
1069 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.uMode
= TAM_Mirror
;
1075 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.vMode
= TAM_Wrap
;
1078 case GL_CLAMP_TO_EDGE
:
1079 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.vMode
= TAM_Clamp
;
1081 case GL_MIRRORED_REPEAT
:
1082 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.vMode
= TAM_Mirror
;
1089 * Sets the hardware bits for the specified GL texture filter modes.
1092 * Does the Savage4 have the ability to select the magnification filter?
1095 savage4_set_filter_mode( savageContextPtr imesa
, unsigned unit
,
1096 GLenum minFilter
, GLenum magFilter
)
1100 switch (minFilter
) {
1102 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.filterMode
= TFM_Point
;
1103 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.mipmapEnable
= GL_FALSE
;
1107 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.filterMode
= TFM_Bilin
;
1108 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.mipmapEnable
= GL_FALSE
;
1111 case GL_NEAREST_MIPMAP_NEAREST
:
1112 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.filterMode
= TFM_Point
;
1113 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.mipmapEnable
= GL_TRUE
;
1116 case GL_LINEAR_MIPMAP_NEAREST
:
1117 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.filterMode
= TFM_Bilin
;
1118 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.mipmapEnable
= GL_TRUE
;
1121 case GL_NEAREST_MIPMAP_LINEAR
:
1122 case GL_LINEAR_MIPMAP_LINEAR
:
1123 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.filterMode
= TFM_Trilin
;
1124 imesa
->regs
.s4
.texCtrl
[ unit
].ni
.mipmapEnable
= GL_TRUE
;
1130 static void savageUpdateTex0State_s4( GLcontext
*ctx
)
1132 savageContextPtr imesa
= SAVAGE_CONTEXT(ctx
);
1133 struct gl_texture_object
*tObj
;
1134 struct gl_texture_image
*image
;
1139 imesa
->regs
.s4
.texDescr
.ni
.tex0En
= GL_FALSE
;
1140 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_NoTexMap
;
1141 imesa
->regs
.s4
.texCtrl
[0].ui
= 0x20f040;
1142 if (ctx
->Texture
.Unit
[0]._ReallyEnabled
== 0)
1145 tObj
= ctx
->Texture
.Unit
[0]._Current
;
1146 if ((ctx
->Texture
.Unit
[0]._ReallyEnabled
& ~(TEXTURE_1D_BIT
|TEXTURE_2D_BIT
))
1147 || tObj
->Image
[0][tObj
->BaseLevel
]->Border
> 0) {
1148 /* 3D texturing enabled, or texture border - fallback */
1149 FALLBACK (ctx
, SAVAGE_FALLBACK_TEXTURE
, GL_TRUE
);
1153 /* Do 2D texture setup */
1155 t
= tObj
->DriverData
;
1157 t
= savageAllocTexObj( tObj
);
1162 imesa
->CurrentTexObj
[0] = &t
->base
;
1165 if (t
->base
.dirty_images
[0] || t
->dirtySubImages
) {
1166 savageSetTexImages(imesa
, tObj
);
1167 savageUploadTexImages(imesa
, t
);
1170 driUpdateTextureLRU( &t
->base
);
1172 format
= tObj
->Image
[0][tObj
->BaseLevel
]->_BaseFormat
;
1174 switch (ctx
->Texture
.Unit
[0].EnvMode
) {
1176 imesa
->regs
.s4
.texCtrl
[0].ni
.clrArg1Invert
= GL_FALSE
;
1181 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_Decal
;
1184 case GL_LUMINANCE_ALPHA
:
1187 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_Copy
;
1191 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_CopyAlpha
;
1194 __HWEnvCombineSingleUnitScale(imesa
, 0, 0,
1195 &imesa
->regs
.s4
.texBlendCtrl
[0]);
1199 imesa
->regs
.s4
.texCtrl
[0].ni
.clrArg1Invert
= GL_FALSE
;
1204 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_Decal
;
1209 case GL_LUMINANCE_ALPHA
:
1210 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_DecalAlpha
;
1214 GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_ALPHA, GL_INTENSITY
1215 are undefined with GL_DECAL
1219 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_CopyAlpha
;
1222 __HWEnvCombineSingleUnitScale(imesa
, 0, 0,
1223 &imesa
->regs
.s4
.texBlendCtrl
[0]);
1227 imesa
->regs
.s4
.texCtrl
[0].ni
.clrArg1Invert
= GL_FALSE
;
1228 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_ModulAlpha
;
1229 __HWEnvCombineSingleUnitScale(imesa
, 0, 0,
1230 &imesa
->regs
.s4
.texBlendCtrl
[0]);
1234 imesa
->regs
.s4
.texBlendColor
.ui
= imesa
->texEnvColor
;
1239 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_ModulAlpha
;
1240 imesa
->regs
.s4
.texCtrl
[0].ni
.clrArg1Invert
= GL_FALSE
;
1245 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_Blend0
;
1246 imesa
->regs
.s4
.texDescr
.ni
.tex1En
= GL_TRUE
;
1247 imesa
->regs
.s4
.texDescr
.ni
.texBLoopEn
= GL_TRUE
;
1248 imesa
->regs
.s4
.texDescr
.ni
.tex1Width
=
1249 imesa
->regs
.s4
.texDescr
.ni
.tex0Width
;
1250 imesa
->regs
.s4
.texDescr
.ni
.tex1Height
=
1251 imesa
->regs
.s4
.texDescr
.ni
.tex0Height
;
1252 imesa
->regs
.s4
.texDescr
.ni
.tex1Fmt
=
1253 imesa
->regs
.s4
.texDescr
.ni
.tex0Fmt
;
1255 imesa
->regs
.s4
.texAddr
[1].ui
= imesa
->regs
.s4
.texAddr
[0].ui
;
1256 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_Blend1
;
1258 imesa
->regs
.s4
.texCtrl
[0].ni
.clrArg1Invert
= GL_TRUE
;
1259 imesa
->bTexEn1
= GL_TRUE
;
1262 case GL_LUMINANCE_ALPHA
:
1264 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_BlendAlpha0
;
1265 imesa
->regs
.s4
.texDescr
.ni
.tex1En
= GL_TRUE
;
1266 imesa
->regs
.s4
.texDescr
.ni
.texBLoopEn
= GL_TRUE
;
1267 imesa
->regs
.s4
.texDescr
.ni
.tex1Width
=
1268 imesa
->regs
.s4
.texDescr
.ni
.tex0Width
;
1269 imesa
->regs
.s4
.texDescr
.ni
.tex1Height
=
1270 imesa
->regs
.s4
.texDescr
.ni
.tex0Height
;
1271 imesa
->regs
.s4
.texDescr
.ni
.tex1Fmt
=
1272 imesa
->regs
.s4
.texDescr
.ni
.tex0Fmt
;
1274 imesa
->regs
.s4
.texAddr
[1].ui
= imesa
->regs
.s4
.texAddr
[0].ui
;
1275 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_BlendAlpha1
;
1277 imesa
->regs
.s4
.texCtrl
[0].ni
.clrArg1Invert
= GL_TRUE
;
1278 imesa
->bTexEn1
= GL_TRUE
;
1282 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_BlendInt0
;
1283 imesa
->regs
.s4
.texDescr
.ni
.tex1En
= GL_TRUE
;
1284 imesa
->regs
.s4
.texDescr
.ni
.texBLoopEn
= GL_TRUE
;
1285 imesa
->regs
.s4
.texDescr
.ni
.tex1Width
=
1286 imesa
->regs
.s4
.texDescr
.ni
.tex0Width
;
1287 imesa
->regs
.s4
.texDescr
.ni
.tex1Height
=
1288 imesa
->regs
.s4
.texDescr
.ni
.tex0Height
;
1289 imesa
->regs
.s4
.texDescr
.ni
.tex1Fmt
=
1290 imesa
->regs
.s4
.texDescr
.ni
.tex0Fmt
;
1292 imesa
->regs
.s4
.texAddr
[1].ui
= imesa
->regs
.s4
.texAddr
[0].ui
;
1293 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_BlendInt1
;
1295 imesa
->regs
.s4
.texCtrl
[0].ni
.clrArg1Invert
= GL_TRUE
;
1296 imesa
->regs
.s4
.texCtrl
[0].ni
.alphaArg1Invert
= GL_TRUE
;
1297 imesa
->bTexEn1
= GL_TRUE
;
1300 __HWEnvCombineSingleUnitScale(imesa
, 0, 0,
1301 &imesa
->regs
.s4
.texBlendCtrl
[0]);
1305 imesa
->regs
.s4
.texCtrl
[0].ni
.clrArg1Invert
= GL_FALSE
;
1309 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_ModulAlpha
;
1314 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_Add
;
1317 case GL_LUMINANCE_ALPHA
:
1319 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_Add
;
1323 imesa
->regs
.s4
.texBlendCtrl
[0].ui
= TBC_AddAlpha
;
1326 __HWEnvCombineSingleUnitScale(imesa
, 0, 0,
1327 &imesa
->regs
.s4
.texBlendCtrl
[0]);
1330 #if GL_ARB_texture_env_combine
1331 case GL_COMBINE_ARB
:
1332 __HWParseTexEnvCombine(imesa
, 0, &imesa
->regs
.s4
.texCtrl
[0],
1333 &imesa
->regs
.s4
.texBlendCtrl
[0]);
1338 fprintf(stderr
, "unknown tex env mode");
1343 savage4_set_wrap_mode( imesa
, 0, t
->setup
.sWrapMode
, t
->setup
.tWrapMode
);
1344 savage4_set_filter_mode( imesa
, 0, t
->setup
.minFilter
, t
->setup
.magFilter
);
1346 if((ctx
->Texture
.Unit
[0].LodBias
!=0.0F
) ||
1347 (imesa
->regs
.s4
.texCtrl
[0].ni
.dBias
!= 0))
1349 int bias
= (int)(ctx
->Texture
.Unit
[0].LodBias
* 32.0) +
1353 else if (bias
> 255)
1355 imesa
->regs
.s4
.texCtrl
[0].ni
.dBias
= bias
& 0x1ff;
1358 image
= tObj
->Image
[0][tObj
->BaseLevel
];
1359 imesa
->regs
.s4
.texDescr
.ni
.tex0En
= GL_TRUE
;
1360 imesa
->regs
.s4
.texDescr
.ni
.tex0Width
= image
->WidthLog2
;
1361 imesa
->regs
.s4
.texDescr
.ni
.tex0Height
= image
->HeightLog2
;
1362 imesa
->regs
.s4
.texDescr
.ni
.tex0Fmt
= t
->hwFormat
;
1363 imesa
->regs
.s4
.texCtrl
[0].ni
.dMax
= t
->base
.lastLevel
- t
->base
.firstLevel
;
1365 if (imesa
->regs
.s4
.texDescr
.ni
.tex1En
)
1366 imesa
->regs
.s4
.texDescr
.ni
.texBLoopEn
= GL_TRUE
;
1368 imesa
->regs
.s4
.texAddr
[0].ui
= (uint32_t) t
->setup
.physAddr
| 0x2;
1369 if(t
->base
.heap
->heapId
== SAVAGE_AGP_HEAP
)
1370 imesa
->regs
.s4
.texAddr
[0].ui
|= 0x1;
1374 static void savageUpdateTex1State_s4( GLcontext
*ctx
)
1376 savageContextPtr imesa
= SAVAGE_CONTEXT(ctx
);
1377 struct gl_texture_object
*tObj
;
1378 struct gl_texture_image
*image
;
1385 imesa
->bTexEn1
= GL_FALSE
;
1389 imesa
->regs
.s4
.texDescr
.ni
.tex1En
= GL_FALSE
;
1390 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_NoTexMap1
;
1391 imesa
->regs
.s4
.texCtrl
[1].ui
= 0x20f040;
1392 imesa
->regs
.s4
.texDescr
.ni
.texBLoopEn
= GL_FALSE
;
1393 if (ctx
->Texture
.Unit
[1]._ReallyEnabled
== 0)
1396 tObj
= ctx
->Texture
.Unit
[1]._Current
;
1398 if ((ctx
->Texture
.Unit
[1]._ReallyEnabled
& ~(TEXTURE_1D_BIT
|TEXTURE_2D_BIT
))
1399 || tObj
->Image
[0][tObj
->BaseLevel
]->Border
> 0) {
1400 /* 3D texturing enabled, or texture border - fallback */
1401 FALLBACK (ctx
, SAVAGE_FALLBACK_TEXTURE
, GL_TRUE
);
1405 /* Do 2D texture setup */
1407 t
= tObj
->DriverData
;
1409 t
= savageAllocTexObj( tObj
);
1414 imesa
->CurrentTexObj
[1] = &t
->base
;
1418 if (t
->base
.dirty_images
[0] || t
->dirtySubImages
) {
1419 savageSetTexImages(imesa
, tObj
);
1420 savageUploadTexImages(imesa
, t
);
1423 driUpdateTextureLRU( &t
->base
);
1425 format
= tObj
->Image
[0][tObj
->BaseLevel
]->_BaseFormat
;
1427 switch (ctx
->Texture
.Unit
[1].EnvMode
) {
1429 imesa
->regs
.s4
.texCtrl
[1].ni
.clrArg1Invert
= GL_FALSE
;
1434 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_Decal
;
1437 case GL_LUMINANCE_ALPHA
:
1440 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_Copy
;
1444 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_CopyAlpha1
;
1447 __HWEnvCombineSingleUnitScale(imesa
, 0, 1, &imesa
->regs
.s4
.texBlendCtrl
);
1450 imesa
->regs
.s4
.texCtrl
[1].ni
.clrArg1Invert
= GL_FALSE
;
1451 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_ModulAlpha1
;
1452 __HWEnvCombineSingleUnitScale(imesa
, 0, 1, &imesa
->regs
.s4
.texBlendCtrl
);
1456 imesa
->regs
.s4
.texCtrl
[1].ni
.clrArg1Invert
= GL_FALSE
;
1460 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_ModulAlpha1
;
1465 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_Add1
;
1468 case GL_LUMINANCE_ALPHA
:
1470 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_Add1
;
1474 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_AddAlpha1
;
1477 __HWEnvCombineSingleUnitScale(imesa
, 0, 1, &imesa
->regs
.s4
.texBlendCtrl
);
1480 #if GL_ARB_texture_env_combine
1481 case GL_COMBINE_ARB
:
1482 __HWParseTexEnvCombine(imesa
, 1, &texCtrl
, &imesa
->regs
.s4
.texBlendCtrl
);
1487 imesa
->regs
.s4
.texCtrl
[1].ni
.clrArg1Invert
= GL_FALSE
;
1493 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_Decal1
;
1495 case GL_LUMINANCE_ALPHA
:
1498 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_DecalAlpha1
;
1502 // GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_ALPHA, GL_INTENSITY
1503 // are undefined with GL_DECAL
1506 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= TBC_CopyAlpha1
;
1509 __HWEnvCombineSingleUnitScale(imesa
, 0, 1, &imesa
->regs
.s4
.texBlendCtrl
);
1513 if (format
== GL_LUMINANCE
)
1516 // This is a hack for GLQuake, invert.
1518 imesa
->regs
.s4
.texCtrl
[1].ni
.clrArg1Invert
= GL_TRUE
;
1519 imesa
->regs
.s4
.texBlendCtrl
[1].ui
= 0;
1521 __HWEnvCombineSingleUnitScale(imesa
, 0, 1, &imesa
->regs
.s4
.texBlendCtrl
);
1525 fprintf(stderr
, "unknown tex 1 env mode\n");
1530 savage4_set_wrap_mode( imesa
, 1, t
->setup
.sWrapMode
, t
->setup
.tWrapMode
);
1531 savage4_set_filter_mode( imesa
, 1, t
->setup
.minFilter
, t
->setup
.magFilter
);
1533 if((ctx
->Texture
.Unit
[1].LodBias
!=0.0F
) ||
1534 (imesa
->regs
.s4
.texCtrl
[1].ni
.dBias
!= 0))
1536 int bias
= (int)(ctx
->Texture
.Unit
[1].LodBias
* 32.0) +
1540 else if (bias
> 255)
1542 imesa
->regs
.s4
.texCtrl
[1].ni
.dBias
= bias
& 0x1ff;
1545 image
= tObj
->Image
[0][tObj
->BaseLevel
];
1546 imesa
->regs
.s4
.texDescr
.ni
.tex1En
= GL_TRUE
;
1547 imesa
->regs
.s4
.texDescr
.ni
.tex1Width
= image
->WidthLog2
;
1548 imesa
->regs
.s4
.texDescr
.ni
.tex1Height
= image
->HeightLog2
;
1549 imesa
->regs
.s4
.texDescr
.ni
.tex1Fmt
= t
->hwFormat
;
1550 imesa
->regs
.s4
.texCtrl
[1].ni
.dMax
= t
->base
.lastLevel
- t
->base
.firstLevel
;
1551 imesa
->regs
.s4
.texDescr
.ni
.texBLoopEn
= GL_TRUE
;
1553 imesa
->regs
.s4
.texAddr
[1].ui
= (uint32_t) t
->setup
.physAddr
| 2;
1554 if(t
->base
.heap
->heapId
== SAVAGE_AGP_HEAP
)
1555 imesa
->regs
.s4
.texAddr
[1].ui
|= 0x1;
1557 static void savageUpdateTexState_s3d( GLcontext
*ctx
)
1559 savageContextPtr imesa
= SAVAGE_CONTEXT(ctx
);
1560 struct gl_texture_object
*tObj
;
1561 struct gl_texture_image
*image
;
1566 imesa
->regs
.s3d
.texCtrl
.ui
= 0;
1567 imesa
->regs
.s3d
.texCtrl
.ni
.texEn
= GL_FALSE
;
1568 imesa
->regs
.s3d
.texCtrl
.ni
.dBias
= 0x08;
1569 imesa
->regs
.s3d
.texCtrl
.ni
.texXprEn
= GL_TRUE
;
1570 if (ctx
->Texture
.Unit
[0]._ReallyEnabled
== 0)
1573 tObj
= ctx
->Texture
.Unit
[0]._Current
;
1574 if ((ctx
->Texture
.Unit
[0]._ReallyEnabled
& ~(TEXTURE_1D_BIT
|TEXTURE_2D_BIT
))
1575 || tObj
->Image
[0][tObj
->BaseLevel
]->Border
> 0) {
1576 /* 3D texturing enabled, or texture border - fallback */
1577 FALLBACK (ctx
, SAVAGE_FALLBACK_TEXTURE
, GL_TRUE
);
1581 /* Do 2D texture setup */
1582 t
= tObj
->DriverData
;
1584 t
= savageAllocTexObj( tObj
);
1589 imesa
->CurrentTexObj
[0] = &t
->base
;
1592 if (t
->base
.dirty_images
[0] || t
->dirtySubImages
) {
1593 savageSetTexImages(imesa
, tObj
);
1594 savageUploadTexImages(imesa
, t
);
1597 driUpdateTextureLRU( &t
->base
);
1599 format
= tObj
->Image
[0][tObj
->BaseLevel
]->_BaseFormat
;
1601 /* FIXME: copied from utah-glx, probably needs some tuning */
1602 switch (ctx
->Texture
.Unit
[0].EnvMode
) {
1604 imesa
->regs
.s3d
.drawCtrl
.ni
.texBlendCtrl
= SAVAGETBC_DECALALPHA_S3D
;
1608 case GL_ALPHA
: /* FIXME */
1609 imesa
->regs
.s3d
.drawCtrl
.ni
.texBlendCtrl
= 1;
1611 case GL_LUMINANCE_ALPHA
:
1613 imesa
->regs
.s3d
.drawCtrl
.ni
.texBlendCtrl
= 4;
1617 imesa
->regs
.s3d
.drawCtrl
.ni
.texBlendCtrl
= SAVAGETBC_DECAL_S3D
;
1620 imesa
->regs
.s3d
.drawCtrl
.ni
.texBlendCtrl
= SAVAGETBC_COPY_S3D
;
1623 case GL_BLEND
: /* hardware can't do GL_BLEND */
1624 FALLBACK (ctx
, SAVAGE_FALLBACK_TEXTURE
, GL_TRUE
);
1627 imesa
->regs
.s3d
.drawCtrl
.ni
.texBlendCtrl
= SAVAGETBC_MODULATEALPHA_S3D
;
1630 fprintf(stderr
, "unknown tex env mode\n");
1635 /* The Savage3D can't handle different wrapping modes in s and t.
1636 * If they are not the same, fall back to software. */
1637 if (t
->setup
.sWrapMode
!= t
->setup
.tWrapMode
) {
1638 FALLBACK (ctx
, SAVAGE_FALLBACK_TEXTURE
, GL_TRUE
);
1641 imesa
->regs
.s3d
.texCtrl
.ni
.uWrapEn
= 0;
1642 imesa
->regs
.s3d
.texCtrl
.ni
.vWrapEn
= 0;
1643 imesa
->regs
.s3d
.texCtrl
.ni
.wrapMode
=
1644 (t
->setup
.sWrapMode
== GL_REPEAT
) ? TAM_Wrap
: TAM_Clamp
;
1646 switch (t
->setup
.minFilter
) {
1648 imesa
->regs
.s3d
.texCtrl
.ni
.filterMode
= TFM_Point
;
1649 imesa
->regs
.s3d
.texCtrl
.ni
.mipmapDisable
= GL_TRUE
;
1653 imesa
->regs
.s3d
.texCtrl
.ni
.filterMode
= TFM_Bilin
;
1654 imesa
->regs
.s3d
.texCtrl
.ni
.mipmapDisable
= GL_TRUE
;
1657 case GL_NEAREST_MIPMAP_NEAREST
:
1658 imesa
->regs
.s3d
.texCtrl
.ni
.filterMode
= TFM_Point
;
1659 imesa
->regs
.s3d
.texCtrl
.ni
.mipmapDisable
= GL_FALSE
;
1662 case GL_LINEAR_MIPMAP_NEAREST
:
1663 imesa
->regs
.s3d
.texCtrl
.ni
.filterMode
= TFM_Bilin
;
1664 imesa
->regs
.s3d
.texCtrl
.ni
.mipmapDisable
= GL_FALSE
;
1667 case GL_NEAREST_MIPMAP_LINEAR
:
1668 case GL_LINEAR_MIPMAP_LINEAR
:
1669 imesa
->regs
.s3d
.texCtrl
.ni
.filterMode
= TFM_Trilin
;
1670 imesa
->regs
.s3d
.texCtrl
.ni
.mipmapDisable
= GL_FALSE
;
1674 /* There is no way to specify a maximum mipmap level. We may have to
1675 disable mipmapping completely. */
1677 if (t->max_level < t->image[0].image->WidthLog2 ||
1678 t->max_level < t->image[0].image->HeightLog2) {
1679 texCtrl.ni.mipmapEnable = GL_TRUE;
1680 if (texCtrl.ni.filterMode == TFM_Trilin)
1681 texCtrl.ni.filterMode = TFM_Bilin;
1682 texCtrl.ni.filterMode = TFM_Point;
1686 if((ctx
->Texture
.Unit
[0].LodBias
!=0.0F
) ||
1687 (imesa
->regs
.s3d
.texCtrl
.ni
.dBias
!= 0))
1689 int bias
= (int)(ctx
->Texture
.Unit
[0].LodBias
* 16.0);
1692 else if (bias
> 255)
1694 imesa
->regs
.s3d
.texCtrl
.ni
.dBias
= bias
& 0x1ff;
1697 image
= tObj
->Image
[0][tObj
->BaseLevel
];
1698 imesa
->regs
.s3d
.texCtrl
.ni
.texEn
= GL_TRUE
;
1699 imesa
->regs
.s3d
.texDescr
.ni
.texWidth
= image
->WidthLog2
;
1700 imesa
->regs
.s3d
.texDescr
.ni
.texHeight
= image
->HeightLog2
;
1701 assert (t
->hwFormat
<= 7);
1702 imesa
->regs
.s3d
.texDescr
.ni
.texFmt
= t
->hwFormat
;
1704 imesa
->regs
.s3d
.texAddr
.ui
= (uint32_t) t
->setup
.physAddr
| 2;
1705 if(t
->base
.heap
->heapId
== SAVAGE_AGP_HEAP
)
1706 imesa
->regs
.s3d
.texAddr
.ui
|= 0x1;
1710 static void savageTimestampTextures( savageContextPtr imesa
)
1712 /* Timestamp current texture objects for texture heap aging.
1713 * Only useful with long-lived 32-bit event tags available
1714 * with Savage DRM 2.3.x or later. */
1715 if ((imesa
->CurrentTexObj
[0] || imesa
->CurrentTexObj
[1]) &&
1716 imesa
->savageScreen
->driScrnPriv
->drm_version
.minor
>= 3) {
1719 e
= savageEmitEvent(imesa
, SAVAGE_WAIT_3D
);
1720 if (imesa
->CurrentTexObj
[0])
1721 imesa
->CurrentTexObj
[0]->timestamp
= e
;
1722 if (imesa
->CurrentTexObj
[1])
1723 imesa
->CurrentTexObj
[1]->timestamp
= e
;
1728 static void savageUpdateTextureState_s4( GLcontext
*ctx
)
1730 savageContextPtr imesa
= SAVAGE_CONTEXT(ctx
);
1732 /* When a texture is about to change or be disabled, timestamp the
1733 * old texture(s). We'll have to wait for this time stamp before
1734 * uploading anything to the same texture heap.
1736 if ((imesa
->CurrentTexObj
[0] && ctx
->Texture
.Unit
[0]._ReallyEnabled
&&
1737 ctx
->Texture
.Unit
[0]._Current
->DriverData
!= imesa
->CurrentTexObj
[0]) ||
1738 (imesa
->CurrentTexObj
[1] && ctx
->Texture
.Unit
[1]._ReallyEnabled
&&
1739 ctx
->Texture
.Unit
[1]._Current
->DriverData
!= imesa
->CurrentTexObj
[1]) ||
1740 (imesa
->CurrentTexObj
[0] && !ctx
->Texture
.Unit
[0]._ReallyEnabled
) ||
1741 (imesa
->CurrentTexObj
[1] && !ctx
->Texture
.Unit
[1]._ReallyEnabled
))
1742 savageTimestampTextures(imesa
);
1744 if (imesa
->CurrentTexObj
[0]) imesa
->CurrentTexObj
[0]->bound
&= ~1;
1745 if (imesa
->CurrentTexObj
[1]) imesa
->CurrentTexObj
[1]->bound
&= ~2;
1746 imesa
->CurrentTexObj
[0] = 0;
1747 imesa
->CurrentTexObj
[1] = 0;
1748 savageUpdateTex0State_s4( ctx
);
1749 savageUpdateTex1State_s4( ctx
);
1750 imesa
->dirty
|= (SAVAGE_UPLOAD_TEX0
|
1751 SAVAGE_UPLOAD_TEX1
);
1753 static void savageUpdateTextureState_s3d( GLcontext
*ctx
)
1755 savageContextPtr imesa
= SAVAGE_CONTEXT(ctx
);
1757 /* When a texture is about to change or be disabled, timestamp the
1758 * old texture(s). We'll have to wait for this time stamp before
1759 * uploading anything to the same texture heap.
1761 if ((imesa
->CurrentTexObj
[0] && ctx
->Texture
.Unit
[0]._ReallyEnabled
&&
1762 ctx
->Texture
.Unit
[0]._Current
->DriverData
!= imesa
->CurrentTexObj
[0]) ||
1763 (imesa
->CurrentTexObj
[0] && !ctx
->Texture
.Unit
[0]._ReallyEnabled
))
1764 savageTimestampTextures(imesa
);
1766 if (imesa
->CurrentTexObj
[0]) imesa
->CurrentTexObj
[0]->bound
&= ~1;
1767 imesa
->CurrentTexObj
[0] = 0;
1768 savageUpdateTexState_s3d( ctx
);
1769 imesa
->dirty
|= (SAVAGE_UPLOAD_TEX0
);
1771 void savageUpdateTextureState( GLcontext
*ctx
)
1773 savageContextPtr imesa
= SAVAGE_CONTEXT( ctx
);
1774 FALLBACK (ctx
, SAVAGE_FALLBACK_TEXTURE
, GL_FALSE
);
1775 FALLBACK(ctx
, SAVAGE_FALLBACK_PROJ_TEXTURE
, GL_FALSE
);
1776 if (imesa
->savageScreen
->chipset
>= S3_SAVAGE4
)
1777 savageUpdateTextureState_s4 (ctx
);
1779 savageUpdateTextureState_s3d (ctx
);
1784 /*****************************************
1786 *****************************************/
1788 static void savageTexEnv( GLcontext
*ctx
, GLenum target
,
1789 GLenum pname
, const GLfloat
*param
)
1791 savageContextPtr imesa
= SAVAGE_CONTEXT( ctx
);
1793 if (pname
== GL_TEXTURE_ENV_MODE
) {
1795 imesa
->new_state
|= SAVAGE_NEW_TEXTURE
;
1797 } else if (pname
== GL_TEXTURE_ENV_COLOR
) {
1799 struct gl_texture_unit
*texUnit
=
1800 &ctx
->Texture
.Unit
[ctx
->Texture
.CurrentUnit
];
1801 const GLfloat
*fc
= texUnit
->EnvColor
;
1803 CLAMPED_FLOAT_TO_UBYTE(r
, fc
[0]);
1804 CLAMPED_FLOAT_TO_UBYTE(g
, fc
[1]);
1805 CLAMPED_FLOAT_TO_UBYTE(b
, fc
[2]);
1806 CLAMPED_FLOAT_TO_UBYTE(a
, fc
[3]);
1808 imesa
->texEnvColor
= ((a
<< 24) | (r
<< 16) |
1809 (g
<< 8) | (b
<< 0));
1815 /* Update the heap's time stamp, so the new image is not uploaded
1816 * while the old one is still in use. If the texture that is going to
1817 * be changed is currently bound, we need to timestamp the texture
1819 static void savageTexImageChanged (savageTexObjPtr t
) {
1822 savageTimestampTextures(
1823 (savageContextPtr
)t
->base
.heap
->driverContext
);
1824 if (t
->base
.timestamp
> t
->base
.heap
->timestamp
)
1825 t
->base
.heap
->timestamp
= t
->base
.timestamp
;
1829 static void savageTexImage1D( GLcontext
*ctx
, GLenum target
, GLint level
,
1830 GLint internalFormat
,
1831 GLint width
, GLint border
,
1832 GLenum format
, GLenum type
, const GLvoid
*pixels
,
1833 const struct gl_pixelstore_attrib
*packing
,
1834 struct gl_texture_object
*texObj
,
1835 struct gl_texture_image
*texImage
)
1837 savageTexObjPtr t
= (savageTexObjPtr
) texObj
->DriverData
;
1839 savageTexImageChanged (t
);
1841 t
= savageAllocTexObj(texObj
);
1843 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glTexImage1D");
1847 _mesa_store_teximage1d( ctx
, target
, level
, internalFormat
,
1848 width
, border
, format
, type
,
1849 pixels
, packing
, texObj
, texImage
);
1850 t
->base
.dirty_images
[0] |= (1 << level
);
1851 SAVAGE_CONTEXT(ctx
)->new_state
|= SAVAGE_NEW_TEXTURE
;
1854 static void savageTexSubImage1D( GLcontext
*ctx
,
1859 GLenum format
, GLenum type
,
1860 const GLvoid
*pixels
,
1861 const struct gl_pixelstore_attrib
*packing
,
1862 struct gl_texture_object
*texObj
,
1863 struct gl_texture_image
*texImage
)
1865 savageTexObjPtr t
= (savageTexObjPtr
) texObj
->DriverData
;
1866 assert( t
); /* this _should_ be true */
1868 savageTexImageChanged (t
);
1869 savageMarkDirtyTiles(t
, level
, texImage
->Width2
, 1,
1870 xoffset
, 0, width
, 1);
1872 t
= savageAllocTexObj(texObj
);
1874 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glTexSubImage1D");
1877 t
->base
.dirty_images
[0] |= (1 << level
);
1879 _mesa_store_texsubimage1d(ctx
, target
, level
, xoffset
, width
,
1880 format
, type
, pixels
, packing
, texObj
,
1882 t
->dirtySubImages
|= (1 << level
);
1883 SAVAGE_CONTEXT(ctx
)->new_state
|= SAVAGE_NEW_TEXTURE
;
1886 static void savageTexImage2D( GLcontext
*ctx
, GLenum target
, GLint level
,
1887 GLint internalFormat
,
1888 GLint width
, GLint height
, GLint border
,
1889 GLenum format
, GLenum type
, const GLvoid
*pixels
,
1890 const struct gl_pixelstore_attrib
*packing
,
1891 struct gl_texture_object
*texObj
,
1892 struct gl_texture_image
*texImage
)
1894 savageTexObjPtr t
= (savageTexObjPtr
) texObj
->DriverData
;
1896 savageTexImageChanged (t
);
1898 t
= savageAllocTexObj(texObj
);
1900 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glTexImage2D");
1904 _mesa_store_teximage2d( ctx
, target
, level
, internalFormat
,
1905 width
, height
, border
, format
, type
,
1906 pixels
, packing
, texObj
, texImage
);
1907 t
->base
.dirty_images
[0] |= (1 << level
);
1908 SAVAGE_CONTEXT(ctx
)->new_state
|= SAVAGE_NEW_TEXTURE
;
1911 static void savageTexSubImage2D( GLcontext
*ctx
,
1914 GLint xoffset
, GLint yoffset
,
1915 GLsizei width
, GLsizei height
,
1916 GLenum format
, GLenum type
,
1917 const GLvoid
*pixels
,
1918 const struct gl_pixelstore_attrib
*packing
,
1919 struct gl_texture_object
*texObj
,
1920 struct gl_texture_image
*texImage
)
1922 savageTexObjPtr t
= (savageTexObjPtr
) texObj
->DriverData
;
1923 assert( t
); /* this _should_ be true */
1925 savageTexImageChanged (t
);
1926 savageMarkDirtyTiles(t
, level
, texImage
->Width2
, texImage
->Height2
,
1927 xoffset
, yoffset
, width
, height
);
1929 t
= savageAllocTexObj(texObj
);
1931 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glTexSubImage2D");
1934 t
->base
.dirty_images
[0] |= (1 << level
);
1936 _mesa_store_texsubimage2d(ctx
, target
, level
, xoffset
, yoffset
, width
,
1937 height
, format
, type
, pixels
, packing
, texObj
,
1939 t
->dirtySubImages
|= (1 << level
);
1940 SAVAGE_CONTEXT(ctx
)->new_state
|= SAVAGE_NEW_TEXTURE
;
1944 savageCompressedTexImage2D( GLcontext
*ctx
, GLenum target
, GLint level
,
1945 GLint internalFormat
,
1946 GLint width
, GLint height
, GLint border
,
1947 GLsizei imageSize
, const GLvoid
*data
,
1948 struct gl_texture_object
*texObj
,
1949 struct gl_texture_image
*texImage
)
1951 savageTexObjPtr t
= (savageTexObjPtr
) texObj
->DriverData
;
1953 savageTexImageChanged (t
);
1955 t
= savageAllocTexObj(texObj
);
1957 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glCompressedTexImage2D");
1961 _mesa_store_compressed_teximage2d( ctx
, target
, level
, internalFormat
,
1962 width
, height
, border
, imageSize
,
1963 data
, texObj
, texImage
);
1964 t
->base
.dirty_images
[0] |= (1 << level
);
1965 SAVAGE_CONTEXT(ctx
)->new_state
|= SAVAGE_NEW_TEXTURE
;
1969 savageCompressedTexSubImage2D( GLcontext
*ctx
,
1972 GLint xoffset
, GLint yoffset
,
1973 GLsizei width
, GLsizei height
,
1974 GLenum format
, GLsizei imageSize
,
1976 struct gl_texture_object
*texObj
,
1977 struct gl_texture_image
*texImage
)
1979 savageTexObjPtr t
= (savageTexObjPtr
) texObj
->DriverData
;
1980 assert( t
); /* this _should_ be true */
1982 savageTexImageChanged (t
);
1983 savageMarkDirtyTiles(t
, level
, texImage
->Width2
, texImage
->Height2
,
1984 xoffset
, yoffset
, width
, height
);
1986 t
= savageAllocTexObj(texObj
);
1988 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glTexSubImage2D");
1991 t
->base
.dirty_images
[0] |= (1 << level
);
1993 _mesa_store_compressed_texsubimage2d(ctx
, target
, level
, xoffset
, yoffset
,
1994 width
, height
, format
, imageSize
,
1995 data
, texObj
, texImage
);
1996 t
->dirtySubImages
|= (1 << level
);
1997 SAVAGE_CONTEXT(ctx
)->new_state
|= SAVAGE_NEW_TEXTURE
;
2000 static void savageTexParameter( GLcontext
*ctx
, GLenum target
,
2001 struct gl_texture_object
*tObj
,
2002 GLenum pname
, const GLfloat
*params
)
2004 savageTexObjPtr t
= (savageTexObjPtr
) tObj
->DriverData
;
2005 savageContextPtr imesa
= SAVAGE_CONTEXT( ctx
);
2007 if (!t
|| (target
!= GL_TEXTURE_1D
&& target
!= GL_TEXTURE_2D
))
2011 case GL_TEXTURE_MIN_FILTER
:
2012 case GL_TEXTURE_MAG_FILTER
:
2013 savageSetTexFilter(t
,tObj
->MinFilter
,tObj
->MagFilter
);
2016 case GL_TEXTURE_WRAP_S
:
2017 case GL_TEXTURE_WRAP_T
:
2018 savageSetTexWrapping(t
,tObj
->WrapS
,tObj
->WrapT
);
2021 case GL_TEXTURE_BORDER_COLOR
:
2022 savageSetTexBorderColor(t
,tObj
->_BorderChan
);
2029 imesa
->new_state
|= SAVAGE_NEW_TEXTURE
;
2032 static void savageBindTexture( GLcontext
*ctx
, GLenum target
,
2033 struct gl_texture_object
*tObj
)
2035 savageContextPtr imesa
= SAVAGE_CONTEXT( ctx
);
2037 assert( (target
!= GL_TEXTURE_1D
&& target
!= GL_TEXTURE_2D
) ||
2038 (tObj
->DriverData
!= NULL
) );
2040 imesa
->new_state
|= SAVAGE_NEW_TEXTURE
;
2043 static void savageDeleteTexture( GLcontext
*ctx
, struct gl_texture_object
*tObj
)
2045 driTextureObject
*t
= (driTextureObject
*)tObj
->DriverData
;
2046 savageContextPtr imesa
= SAVAGE_CONTEXT( ctx
);
2050 savageTimestampTextures(imesa
);
2052 driDestroyTextureObject(t
);
2054 /* Free mipmap images and the texture object itself */
2055 _mesa_delete_texture_object(ctx
, tObj
);
2059 static struct gl_texture_object
*
2060 savageNewTextureObject( GLcontext
*ctx
, GLuint name
, GLenum target
)
2062 struct gl_texture_object
*obj
;
2063 obj
= _mesa_new_texture_object(ctx
, name
, target
);
2064 savageAllocTexObj( obj
);
2069 void savageDDInitTextureFuncs( struct dd_function_table
*functions
)
2071 functions
->TexEnv
= savageTexEnv
;
2072 functions
->ChooseTextureFormat
= savageChooseTextureFormat
;
2073 functions
->TexImage1D
= savageTexImage1D
;
2074 functions
->TexSubImage1D
= savageTexSubImage1D
;
2075 functions
->TexImage2D
= savageTexImage2D
;
2076 functions
->TexSubImage2D
= savageTexSubImage2D
;
2077 functions
->CompressedTexImage2D
= savageCompressedTexImage2D
;
2078 functions
->CompressedTexSubImage2D
= savageCompressedTexSubImage2D
;
2079 functions
->BindTexture
= savageBindTexture
;
2080 functions
->NewTextureObject
= savageNewTextureObject
;
2081 functions
->DeleteTexture
= savageDeleteTexture
;
2082 functions
->IsTextureResident
= driIsTextureResident
;
2083 functions
->TexParameter
= savageTexParameter
;
2085 /* Texel fetching with our custom texture formats works just like
2086 * the standard argb formats. */
2087 _savage_texformat_a1114444
.FetchTexel1D
= _mesa_texformat_argb4444
.FetchTexel1D
;
2088 _savage_texformat_a1114444
.FetchTexel2D
= _mesa_texformat_argb4444
.FetchTexel2D
;
2089 _savage_texformat_a1114444
.FetchTexel3D
= _mesa_texformat_argb4444
.FetchTexel3D
;
2090 _savage_texformat_a1114444
.FetchTexel1Df
= _mesa_texformat_argb4444
.FetchTexel1Df
;
2091 _savage_texformat_a1114444
.FetchTexel2Df
= _mesa_texformat_argb4444
.FetchTexel2Df
;
2092 _savage_texformat_a1114444
.FetchTexel3Df
= _mesa_texformat_argb4444
.FetchTexel3Df
;
2094 _savage_texformat_a1118888
.FetchTexel1D
= _mesa_texformat_argb8888
.FetchTexel1D
;
2095 _savage_texformat_a1118888
.FetchTexel2D
= _mesa_texformat_argb8888
.FetchTexel2D
;
2096 _savage_texformat_a1118888
.FetchTexel3D
= _mesa_texformat_argb8888
.FetchTexel3D
;
2097 _savage_texformat_a1118888
.FetchTexel1Df
= _mesa_texformat_argb8888
.FetchTexel1Df
;
2098 _savage_texformat_a1118888
.FetchTexel2Df
= _mesa_texformat_argb8888
.FetchTexel2Df
;
2099 _savage_texformat_a1118888
.FetchTexel3Df
= _mesa_texformat_argb8888
.FetchTexel3Df
;