2 * Copyright (C) 2009 Maciej Cencora <m.cencora@gmail.com>
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sublicense, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial
16 * portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
21 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
22 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
23 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
24 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 #include "radeon_common.h"
29 #include "r600_context.h"
31 #include "main/image.h"
32 #include "main/teximage.h"
33 #include "main/texstate.h"
34 #include "drivers/common/meta.h"
36 #include "radeon_mipmap_tree.h"
37 #include "r600_blit.h"
38 #include <main/debug.h>
41 // need to pass correct pitch for small dst textures!
43 do_copy_texsubimage(GLcontext
*ctx
,
44 GLenum target
, GLint level
,
45 struct radeon_tex_obj
*tobj
,
46 radeon_texture_image
*timg
,
47 GLint dstx
, GLint dsty
,
49 GLsizei width
, GLsizei height
)
51 context_t
*context
= R700_CONTEXT(ctx
);
52 struct radeon_renderbuffer
*rrb
;
54 if (_mesa_get_format_bits(timg
->base
.TexFormat
, GL_DEPTH_BITS
) > 0) {
55 rrb
= radeon_get_depthbuffer(&context
->radeon
);
57 rrb
= radeon_get_colorbuffer(&context
->radeon
);
61 radeon_validate_texture_miptree(ctx
, &tobj
->base
);
64 assert(rrb
&& rrb
->bo
);
66 assert(timg
->base
.Width
>= dstx
+ width
);
67 assert(timg
->base
.Height
>= dsty
+ height
);
69 intptr_t src_offset
= rrb
->draw_offset
;
70 intptr_t dst_offset
= radeon_miptree_image_offset(timg
->mt
, _mesa_tex_target_to_face(target
), level
);
72 if (src_offset
% 256 || dst_offset
% 256) {
77 fprintf(stderr
, "%s: copying to face %d, level %d\n",
78 __FUNCTION__
, _mesa_tex_target_to_face(target
), level
);
79 fprintf(stderr
, "to: x %d, y %d, offset %d\n", dstx
, dsty
, (uint32_t) dst_offset
);
80 fprintf(stderr
, "from (%dx%d) width %d, height %d, offset %d, pitch %d\n",
81 x
, y
, rrb
->base
.Width
, rrb
->base
.Height
, (uint32_t) src_offset
, rrb
->pitch
/rrb
->cpp
);
82 fprintf(stderr
, "src size %d, dst size %d\n", rrb
->bo
->size
, timg
->mt
->bo
->size
);
87 /* blit from src buffer to texture */
88 return r600_blit(ctx
, rrb
->bo
, src_offset
, rrb
->base
.Format
, rrb
->pitch
,
89 rrb
->base
.Width
, rrb
->base
.Height
, x
, y
,
90 timg
->mt
->bo
, dst_offset
, timg
->base
.TexFormat
,
91 timg
->mt
->levels
[level
].rowstride
, timg
->base
.Width
, timg
->base
.Height
,
92 dstx
, dsty
, width
, height
, 1);
96 r600CopyTexImage2D(GLcontext
*ctx
, GLenum target
, GLint level
,
97 GLenum internalFormat
,
98 GLint x
, GLint y
, GLsizei width
, GLsizei height
,
101 struct gl_texture_unit
*texUnit
= _mesa_get_current_tex_unit(ctx
);
102 struct gl_texture_object
*texObj
=
103 _mesa_select_tex_object(ctx
, texUnit
, target
);
104 struct gl_texture_image
*texImage
=
105 _mesa_select_tex_image(ctx
, texObj
, target
, level
);
106 int srcx
, srcy
, dstx
, dsty
;
111 /* Setup or redefine the texture object, mipmap tree and texture
112 * image. Don't populate yet.
114 ctx
->Driver
.TexImage2D(ctx
, target
, level
, internalFormat
,
115 width
, height
, border
,
116 GL_RGBA
, GL_UNSIGNED_BYTE
, NULL
,
117 &ctx
->DefaultPacking
, texObj
, texImage
);
123 if (!_mesa_clip_copytexsubimage(ctx
,
130 if (!do_copy_texsubimage(ctx
, target
, level
,
131 radeon_tex_obj(texObj
), (radeon_texture_image
*)texImage
,
132 0, 0, x
, y
, width
, height
)) {
139 _mesa_meta_CopyTexImage2D(ctx
, target
, level
, internalFormat
, x
, y
,
140 width
, height
, border
);
144 r600CopyTexSubImage2D(GLcontext
*ctx
, GLenum target
, GLint level
,
145 GLint xoffset
, GLint yoffset
,
147 GLsizei width
, GLsizei height
)
149 struct gl_texture_unit
*texUnit
= _mesa_get_current_tex_unit(ctx
);
150 struct gl_texture_object
*texObj
= _mesa_select_tex_object(ctx
, texUnit
, target
);
151 struct gl_texture_image
*texImage
= _mesa_select_tex_image(ctx
, texObj
, target
, level
);
153 if (!do_copy_texsubimage(ctx
, target
, level
,
154 radeon_tex_obj(texObj
), (radeon_texture_image
*)texImage
,
155 xoffset
, yoffset
, x
, y
, width
, height
)) {
159 _mesa_meta_CopyTexSubImage2D(ctx
, target
, level
,
160 xoffset
, yoffset
, x
, y
, width
, height
);
165 void r600_init_texcopy_functions(struct dd_function_table
*table
)
167 table
->CopyTexImage2D
= r600CopyTexImage2D
;
168 table
->CopyTexSubImage2D
= r600CopyTexSubImage2D
;