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 **************************************************************************/
34 #include "intel_context.h"
35 #include "intel_tex.h"
36 #include "intel_mipmap_tree.h"
38 #define FILE_DEBUG_FLAG DEBUG_TEXTURE
41 intelTexSubimage(GLcontext
* ctx
,
43 GLenum target
, GLint level
,
44 GLint xoffset
, GLint yoffset
, GLint zoffset
,
45 GLint width
, GLint height
, GLint depth
,
46 GLenum format
, GLenum type
, const void *pixels
,
47 const struct gl_pixelstore_attrib
*packing
,
48 struct gl_texture_object
*texObj
,
49 struct gl_texture_image
*texImage
)
51 struct intel_context
*intel
= intel_context(ctx
);
52 struct intel_texture_image
*intelImage
= intel_texture_image(texImage
);
53 GLuint dstRowStride
= 0;
55 DBG("%s target %s level %d offset %d,%d %dx%d\n", __FUNCTION__
,
56 _mesa_lookup_enum_by_nr(target
),
57 level
, xoffset
, yoffset
, width
, height
);
62 _mesa_validate_pbo_teximage(ctx
, dims
, width
, height
, depth
, format
,
63 type
, pixels
, packing
, "glTexSubImage2D");
69 /* Map buffer if necessary. Need to lock to prevent other contexts
70 * from uploading the buffer under us.
73 texImage
->Data
= intel_miptree_image_map(intel
,
78 texImage
->ImageOffsets
);
80 if (texImage
->IsCompressed
) {
82 _mesa_compressed_row_stride(texImage
->TexFormat
->MesaFormat
, width
);
86 dstRowStride
= texImage
->RowStride
* texImage
->TexFormat
->TexelBytes
;
92 if (!texImage
->TexFormat
->StoreImage(ctx
, dims
, texImage
->_BaseFormat
,
95 xoffset
, yoffset
, zoffset
,
97 texImage
->ImageOffsets
,
99 format
, type
, pixels
, packing
)) {
100 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "intelTexSubImage");
103 /* GL_SGIS_generate_mipmap */
104 if (level
== texObj
->BaseLevel
&& texObj
->GenerateMipmap
) {
105 intel_generate_mipmap(ctx
, target
,
106 &ctx
->Texture
.Unit
[ctx
->Texture
.CurrentUnit
],
110 _mesa_unmap_teximage_pbo(ctx
, packing
);
112 if (intelImage
->mt
) {
113 intel_miptree_image_unmap(intel
, intelImage
->mt
);
114 texImage
->Data
= NULL
;
117 UNLOCK_HARDWARE(intel
);
125 intelTexSubImage3D(GLcontext
* ctx
,
128 GLint xoffset
, GLint yoffset
, GLint zoffset
,
129 GLsizei width
, GLsizei height
, GLsizei depth
,
130 GLenum format
, GLenum type
,
131 const GLvoid
* pixels
,
132 const struct gl_pixelstore_attrib
*packing
,
133 struct gl_texture_object
*texObj
,
134 struct gl_texture_image
*texImage
)
137 intelTexSubimage(ctx
, 3,
139 xoffset
, yoffset
, zoffset
,
140 width
, height
, depth
,
141 format
, type
, pixels
, packing
, texObj
, texImage
);
148 intelTexSubImage2D(GLcontext
* ctx
,
151 GLint xoffset
, GLint yoffset
,
152 GLsizei width
, GLsizei height
,
153 GLenum format
, GLenum type
,
154 const GLvoid
* pixels
,
155 const struct gl_pixelstore_attrib
*packing
,
156 struct gl_texture_object
*texObj
,
157 struct gl_texture_image
*texImage
)
160 intelTexSubimage(ctx
, 2,
164 format
, type
, pixels
, packing
, texObj
, texImage
);
170 intelTexSubImage1D(GLcontext
* ctx
,
175 GLenum format
, GLenum type
,
176 const GLvoid
* pixels
,
177 const struct gl_pixelstore_attrib
*packing
,
178 struct gl_texture_object
*texObj
,
179 struct gl_texture_image
*texImage
)
181 intelTexSubimage(ctx
, 1,
185 format
, type
, pixels
, packing
, texObj
, texImage
);