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
,
77 /* Map buffer if necessary. Need to lock to prevent other contexts
78 * from uploading the buffer under us.
81 texImage
->Data
= intel_miptree_image_map(intel
,
86 texImage
->ImageOffsets
);
88 if (texImage
->IsCompressed
) {
90 _mesa_compressed_row_stride(texImage
->TexFormat
->MesaFormat
, width
);
94 dstRowStride
= texImage
->RowStride
* texImage
->TexFormat
->TexelBytes
;
101 if (intelImage
->mt
) {
102 struct intel_region
*dst
= intelImage
->mt
->region
;
104 _mesa_copy_rect(texImage
->Data
, dst
->cpp
, dst
->pitch
,
105 xoffset
, yoffset
/ 4,
106 (width
+ 3) & ~3, (height
+ 3) / 4,
107 pixels
, (width
+ 3) & ~3, 0, 0);
109 memcpy(texImage
->Data
, pixels
, imageSize
);
112 if (!texImage
->TexFormat
->StoreImage(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
;
131 UNLOCK_HARDWARE(intel
);
133 /* GL_SGIS_generate_mipmap */
134 if (level
== texObj
->BaseLevel
&& texObj
->GenerateMipmap
) {
135 intel_generate_mipmap(ctx
, target
, texObj
);
141 intelTexSubImage3D(GLcontext
* ctx
,
144 GLint xoffset
, GLint yoffset
, GLint zoffset
,
145 GLsizei width
, GLsizei height
, GLsizei depth
,
146 GLenum format
, GLenum type
,
147 const GLvoid
* pixels
,
148 const struct gl_pixelstore_attrib
*packing
,
149 struct gl_texture_object
*texObj
,
150 struct gl_texture_image
*texImage
)
152 intelTexSubimage(ctx
, 3,
154 xoffset
, yoffset
, zoffset
,
155 width
, height
, depth
, 0,
156 format
, type
, pixels
, packing
, texObj
, texImage
, GL_FALSE
);
161 intelTexSubImage2D(GLcontext
* ctx
,
164 GLint xoffset
, GLint yoffset
,
165 GLsizei width
, GLsizei height
,
166 GLenum format
, GLenum type
,
167 const GLvoid
* pixels
,
168 const struct gl_pixelstore_attrib
*packing
,
169 struct gl_texture_object
*texObj
,
170 struct gl_texture_image
*texImage
)
172 intelTexSubimage(ctx
, 2,
176 format
, type
, pixels
, packing
, texObj
, texImage
, GL_FALSE
);
181 intelTexSubImage1D(GLcontext
* ctx
,
186 GLenum format
, GLenum type
,
187 const GLvoid
* pixels
,
188 const struct gl_pixelstore_attrib
*packing
,
189 struct gl_texture_object
*texObj
,
190 struct gl_texture_image
*texImage
)
192 intelTexSubimage(ctx
, 1,
196 format
, type
, pixels
, packing
, texObj
, texImage
, GL_FALSE
);
200 intelCompressedTexSubImage2D(GLcontext
* ctx
,
203 GLint xoffset
, GLint yoffset
,
204 GLsizei width
, GLsizei height
,
205 GLenum format
, GLsizei imageSize
,
206 const GLvoid
* pixels
,
207 struct gl_texture_object
*texObj
,
208 struct gl_texture_image
*texImage
)
210 intelTexSubimage(ctx
, 2,
213 width
, height
, 1, imageSize
,
214 format
, 0, pixels
, &ctx
->Unpack
, texObj
, texImage
, GL_TRUE
);
220 intelInitTextureSubImageFuncs(struct dd_function_table
*functions
)
222 functions
->TexSubImage1D
= intelTexSubImage1D
;
223 functions
->TexSubImage2D
= intelTexSubImage2D
;
224 functions
->TexSubImage3D
= intelTexSubImage3D
;
225 functions
->CompressedTexSubImage2D
= intelCompressedTexSubImage2D
;