2 /**************************************************************************
4 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sub license, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial portions
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
22 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
25 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 **************************************************************************/
29 #include "main/mtypes.h"
30 #include "main/texobj.h"
31 #include "main/texstore.h"
32 #include "main/texcompress.h"
33 #include "main/enums.h"
35 #include "intel_context.h"
36 #include "intel_tex.h"
37 #include "intel_mipmap_tree.h"
39 #define FILE_DEBUG_FLAG DEBUG_TEXTURE
42 intelTexSubimage(GLcontext
* ctx
,
44 GLenum target
, GLint level
,
45 GLint xoffset
, GLint yoffset
, GLint zoffset
,
46 GLint width
, GLint height
, GLint depth
,
48 GLenum format
, GLenum type
, const void *pixels
,
49 const struct gl_pixelstore_attrib
*packing
,
50 struct gl_texture_object
*texObj
,
51 struct gl_texture_image
*texImage
,
54 struct intel_context
*intel
= intel_context(ctx
);
55 struct intel_texture_image
*intelImage
= intel_texture_image(texImage
);
56 GLuint dstRowStride
= 0;
58 DBG("%s target %s level %d offset %d,%d %dx%d\n", __FUNCTION__
,
59 _mesa_lookup_enum_by_nr(target
),
60 level
, xoffset
, yoffset
, width
, height
);
65 pixels
= _mesa_validate_pbo_compressed_teximage(ctx
, imageSize
,
67 "glCompressedTexImage");
69 pixels
= _mesa_validate_pbo_teximage(ctx
, dims
, width
, height
, depth
,
70 format
, type
, pixels
, packing
,
75 /* Map buffer if necessary. Need to lock to prevent other contexts
76 * from uploading the buffer under us.
79 texImage
->Data
= intel_miptree_image_map(intel
,
84 texImage
->ImageOffsets
);
86 if (_mesa_is_format_compressed(texImage
->TexFormat
)) {
88 _mesa_format_row_stride(texImage
->TexFormat
, width
);
92 dstRowStride
= texImage
->RowStride
* _mesa_get_format_bytes(texImage
->TexFormat
);
100 struct intel_region
*dst
= intelImage
->mt
->region
;
102 _mesa_copy_rect(texImage
->Data
, dst
->cpp
, dst
->pitch
,
103 xoffset
, yoffset
/ 4,
104 (width
+ 3) & ~3, (height
+ 3) / 4,
105 pixels
, (width
+ 3) & ~3, 0, 0);
108 memcpy(texImage
->Data
, pixels
, imageSize
);
112 if (!_mesa_texstore(ctx
, dims
, texImage
->_BaseFormat
,
115 xoffset
, yoffset
, zoffset
,
117 texImage
->ImageOffsets
,
118 width
, height
, depth
,
119 format
, type
, pixels
, packing
)) {
120 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "intelTexSubImage");
124 _mesa_unmap_teximage_pbo(ctx
, packing
);
126 if (intelImage
->mt
) {
127 intel_miptree_image_unmap(intel
, intelImage
->mt
);
128 texImage
->Data
= NULL
;
134 intelTexSubImage3D(GLcontext
* ctx
,
137 GLint xoffset
, GLint yoffset
, GLint zoffset
,
138 GLsizei width
, GLsizei height
, GLsizei depth
,
139 GLenum format
, GLenum type
,
140 const GLvoid
* pixels
,
141 const struct gl_pixelstore_attrib
*packing
,
142 struct gl_texture_object
*texObj
,
143 struct gl_texture_image
*texImage
)
145 intelTexSubimage(ctx
, 3,
147 xoffset
, yoffset
, zoffset
,
148 width
, height
, depth
, 0,
149 format
, type
, pixels
, packing
, texObj
, texImage
, GL_FALSE
);
154 intelTexSubImage2D(GLcontext
* ctx
,
157 GLint xoffset
, GLint yoffset
,
158 GLsizei width
, GLsizei height
,
159 GLenum format
, GLenum type
,
160 const GLvoid
* pixels
,
161 const struct gl_pixelstore_attrib
*packing
,
162 struct gl_texture_object
*texObj
,
163 struct gl_texture_image
*texImage
)
165 intelTexSubimage(ctx
, 2,
169 format
, type
, pixels
, packing
, texObj
, texImage
, GL_FALSE
);
174 intelTexSubImage1D(GLcontext
* ctx
,
179 GLenum format
, GLenum type
,
180 const GLvoid
* pixels
,
181 const struct gl_pixelstore_attrib
*packing
,
182 struct gl_texture_object
*texObj
,
183 struct gl_texture_image
*texImage
)
185 intelTexSubimage(ctx
, 1,
189 format
, type
, pixels
, packing
, texObj
, texImage
, GL_FALSE
);
193 intelCompressedTexSubImage2D(GLcontext
* ctx
,
196 GLint xoffset
, GLint yoffset
,
197 GLsizei width
, GLsizei height
,
198 GLenum format
, GLsizei imageSize
,
199 const GLvoid
* pixels
,
200 struct gl_texture_object
*texObj
,
201 struct gl_texture_image
*texImage
)
203 intelTexSubimage(ctx
, 2,
206 width
, height
, 1, imageSize
,
207 format
, 0, pixels
, &ctx
->Unpack
, texObj
, texImage
, GL_TRUE
);
213 intelInitTextureSubImageFuncs(struct dd_function_table
*functions
)
215 functions
->TexSubImage1D
= intelTexSubImage1D
;
216 functions
->TexSubImage2D
= intelTexSubImage2D
;
217 functions
->TexSubImage3D
= intelTexSubImage3D
;
218 functions
->CompressedTexSubImage2D
= intelCompressedTexSubImage2D
;