-/* $Id: texutil.h,v 1.7 2001/01/24 00:04:58 brianp Exp $ */
/*
* Mesa 3-D graphics library
* Version: 3.5
*
- * Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Gareth Hughes
*/
#ifndef TEXUTIL_H
#define TEXUTIL_H
-
#include "mtypes.h"
-
-
-
-/*
- * NOTE: "FF" means fill with byte value 0xff
- */
- /* msb <------ TEXEL BITS -----------> lsb */
-typedef enum { /* ---- ---- ---- ---- ---- ---- ---- ---- */
- MESA_I8, /* IIII IIII */
- MESA_L8, /* LLLL LLLL */
- MESA_A8, /* AAAA AAAA */
- MESA_C8, /* CCCC CCCC */
- MESA_A8_L8, /* AAAA AAAA LLLL LLLL */
- MESA_R5_G6_B5, /* RRRR RGGG GGGB BBBB */
- MESA_A4_R4_G4_B4, /* AAAA RRRR GGGG BBBB */
- MESA_A1_R5_G5_B5, /* ARRR RRGG GGGB BBBB */
- MESA_A8_R8_G8_B8, /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
- MESA_FF_R8_G8_B8 /* FFFF FFFF RRRR RRRR GGGG GGGG BBBB BBBB */
-} MesaIntTexFormat;
-
-
-
+#include "texformat.h"
extern GLboolean
-_mesa_convert_teximage(MesaIntTexFormat dstFormat,
- GLint dstWidth, GLint dstHeight, GLvoid *dstImage,
- GLint dstRowStride,
- GLint srcWidth, GLint srcHeight,
- GLenum srcFormat, GLenum srcType,
- const GLvoid *srcImage,
- const struct gl_pixelstore_attrib *packing);
-
-
+_mesa_convert_texsubimage1d( GLint mesaFormat,
+ GLint xoffset,
+ GLint width,
+ GLenum format, GLenum type,
+ const struct gl_pixelstore_attrib *packing,
+ const GLvoid *srcImage, GLvoid *dstImage );
extern GLboolean
-_mesa_convert_texsubimage(MesaIntTexFormat dstFormat,
- GLint dstXoffset, GLint dstYoffset,
- GLint dstWidth, GLint dstHeight, GLvoid *dstImage,
- GLint dstRowStride,
- GLint width, GLint height,
- GLint srcWidth, GLint srcHeight,
- GLenum srcFormat, GLenum srcType,
- const GLvoid *srcImage,
- const struct gl_pixelstore_attrib *packing);
-
-
-extern void
-_mesa_unconvert_teximage(MesaIntTexFormat srcFormat,
- GLint srcWidth, GLint srcHeight,
- const GLvoid *srcImage, GLint srcRowStride,
- GLint dstWidth, GLint dstHeight,
- GLenum dstFormat, GLubyte *dstImage);
-
+_mesa_convert_texsubimage2d( GLint mesaFormat,
+ GLint xoffset, GLint yoffset,
+ GLint width, GLint height,
+ GLint imageWidth,
+ GLenum format, GLenum type,
+ const struct gl_pixelstore_attrib *packing,
+ const GLvoid *srcImage, GLvoid *dstImage );
+extern GLboolean
+_mesa_convert_texsubimage3d( GLint mesaFormat,
+ GLint xoffset, GLint yoffset, GLint zoffset,
+ GLint width, GLint height, GLint depth,
+ GLint imageWidth, GLint imageHeight,
+ GLenum format, GLenum type,
+ const struct gl_pixelstore_attrib *packing,
+ const GLvoid *srcImage, GLvoid *dstImage );
+
+/* Nearest filtering only (for broken hardware that can't support
+ * all aspect ratios). FIXME: Make this a subimage update as well...
+ */
extern void
-_mesa_set_teximage_component_sizes(MesaIntTexFormat mesaFormat,
- struct gl_texture_image *texImage);
+_mesa_rescale_teximage2d( GLuint bytesPerPixel, GLuint dstRowStride,
+ GLint srcWidth, GLint srcHeight,
+ GLint dstWidth, GLint dstHeight,
+ const GLvoid *srcImage, GLvoid *dstImage );
#endif
-