2 * Mesa 3-D graphics library
4 * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
5 * Copyright (c) 2008 VMware, Inc.
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12 * Software is furnished to do so, subject to the following conditions:
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29 * Texture image storage routines.
44 * This macro defines the (many) parameters to the texstore functions.
45 * \param dims either 1 or 2 or 3
46 * \param baseInternalFormat user-specified base internal format
47 * \param dstFormat destination Mesa texture format
48 * \param dstX/Y/Zoffset destination x/y/z offset (ala TexSubImage), in texels
49 * \param dstRowStride destination image row stride, in bytes
50 * \param dstSlices array of addresses of image slices (for 3D, array texture)
51 * \param srcWidth/Height/Depth source image size, in pixels
52 * \param srcFormat incoming image format
53 * \param srcType incoming image data type
54 * \param srcAddr source image address
55 * \param srcPacking source image packing parameters
57 #define TEXSTORE_PARAMS \
58 struct gl_context *ctx, GLuint dims, \
59 GLenum baseInternalFormat, \
60 mesa_format dstFormat, \
62 GLubyte **dstSlices, \
63 GLint srcWidth, GLint srcHeight, GLint srcDepth, \
64 GLenum srcFormat, GLenum srcType, \
65 const GLvoid *srcAddr, \
66 const struct gl_pixelstore_attrib *srcPacking
70 _mesa_texstore(TEXSTORE_PARAMS
);
73 _mesa_texstore_needs_transfer_ops(struct gl_context
*ctx
,
74 GLenum baseInternalFormat
,
75 mesa_format dstFormat
);
78 _mesa_texstore_can_use_memcpy(struct gl_context
*ctx
,
79 GLenum baseInternalFormat
, mesa_format dstFormat
,
80 GLenum srcFormat
, GLenum srcType
,
81 const struct gl_pixelstore_attrib
*srcPacking
);
85 _mesa_make_temp_ubyte_image(struct gl_context
*ctx
, GLuint dims
,
86 GLenum logicalBaseFormat
,
87 GLenum textureBaseFormat
,
88 GLint srcWidth
, GLint srcHeight
, GLint srcDepth
,
89 GLenum srcFormat
, GLenum srcType
,
90 const GLvoid
*srcAddr
,
91 const struct gl_pixelstore_attrib
*srcPacking
);
94 _mesa_make_temp_float_image(struct gl_context
*ctx
, GLuint dims
,
95 GLenum logicalBaseFormat
,
96 GLenum textureBaseFormat
,
97 GLint srcWidth
, GLint srcHeight
, GLint srcDepth
,
98 GLenum srcFormat
, GLenum srcType
,
99 const GLvoid
*srcAddr
,
100 const struct gl_pixelstore_attrib
*srcPacking
,
101 GLbitfield transferOps
);
104 _mesa_store_teximage(struct gl_context
*ctx
,
106 struct gl_texture_image
*texImage
,
107 GLenum format
, GLenum type
, const GLvoid
*pixels
,
108 const struct gl_pixelstore_attrib
*packing
);
112 _mesa_store_texsubimage(struct gl_context
*ctx
, GLuint dims
,
113 struct gl_texture_image
*texImage
,
114 GLint xoffset
, GLint yoffset
, GLint zoffset
,
115 GLint width
, GLint height
, GLint depth
,
116 GLenum format
, GLenum type
, const GLvoid
*pixels
,
117 const struct gl_pixelstore_attrib
*packing
);
121 _mesa_store_cleartexsubimage(struct gl_context
*ctx
,
122 struct gl_texture_image
*texImage
,
123 GLint xoffset
, GLint yoffset
, GLint zoffset
,
124 GLsizei width
, GLsizei height
, GLsizei depth
,
125 const GLvoid
*clearValue
);
128 _mesa_store_compressed_teximage(struct gl_context
*ctx
, GLuint dims
,
129 struct gl_texture_image
*texImage
,
130 GLsizei imageSize
, const GLvoid
*data
);
134 _mesa_store_compressed_texsubimage(struct gl_context
*ctx
, GLuint dims
,
135 struct gl_texture_image
*texImage
,
136 GLint xoffset
, GLint yoffset
, GLint zoffset
,
137 GLsizei width
, GLsizei height
, GLsizei depth
,
139 GLsizei imageSize
, const GLvoid
*data
);
142 struct compressed_pixelstore
{
145 int CopyRowsPerSlice
;
146 int TotalBytesPerRow
;
147 int TotalRowsPerSlice
;
153 _mesa_compute_compressed_pixelstore(GLuint dims
, struct gl_texture_image
*texImage
,
154 GLsizei width
, GLsizei height
, GLsizei depth
,
155 const struct gl_pixelstore_attrib
*packing
,
156 struct compressed_pixelstore
*store
);