-/**
- * \file image.h
- * Image handling.
- */
-
/*
* Mesa 3-D graphics library
- * Version: 6.1
*
- * Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 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"),
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * 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.
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
*/
#define IMAGE_H
-#include "mtypes.h"
-
-
-extern const struct gl_pixelstore_attrib _mesa_native_packing;
+#include "glheader.h"
+struct gl_context;
+struct gl_pixelstore_attrib;
+struct gl_framebuffer;
extern void
-_mesa_swap2( GLushort *p, GLuint n );
+_mesa_swap2(GLushort *p, GLuint n);
extern void
-_mesa_swap4( GLuint *p, GLuint n );
+_mesa_swap4(GLuint *p, GLuint n);
-extern GLint
-_mesa_sizeof_type( GLenum type );
-extern GLint
-_mesa_sizeof_packed_type( GLenum type );
+extern GLintptr
+_mesa_image_offset( GLuint dimensions,
+ const struct gl_pixelstore_attrib *packing,
+ GLsizei width, GLsizei height,
+ GLenum format, GLenum type,
+ GLint img, GLint row, GLint column );
-extern GLint
-_mesa_components_in_format( GLenum format );
-
-extern GLint
-_mesa_bytes_per_pixel( GLenum format, GLenum type );
+extern GLvoid *
+_mesa_image_address( GLuint dimensions,
+ const struct gl_pixelstore_attrib *packing,
+ const GLvoid *image,
+ GLsizei width, GLsizei height,
+ GLenum format, GLenum type,
+ GLint img, GLint row, GLint column );
-extern GLboolean
-_mesa_is_legal_format_and_type( GLenum format, GLenum type );
+extern GLvoid *
+_mesa_image_address1d( const struct gl_pixelstore_attrib *packing,
+ const GLvoid *image,
+ GLsizei width,
+ GLenum format, GLenum type,
+ GLint column );
+extern GLvoid *
+_mesa_image_address2d( const struct gl_pixelstore_attrib *packing,
+ const GLvoid *image,
+ GLsizei width, GLsizei height,
+ GLenum format, GLenum type,
+ GLint row, GLint column );
extern GLvoid *
-_mesa_image_address( const struct gl_pixelstore_attrib *packing,
- const GLvoid *image, GLsizei width,
- GLsizei height, GLenum format, GLenum type,
- GLint img, GLint row, GLint column );
+_mesa_image_address3d( const struct gl_pixelstore_attrib *packing,
+ const GLvoid *image,
+ GLsizei width, GLsizei height,
+ GLenum format, GLenum type,
+ GLint img, GLint row, GLint column );
extern GLint
GLint width, GLint height,
GLenum format, GLenum type );
-extern void
-_mesa_unpack_polygon_stipple( const GLubyte *pattern, GLuint dest[32],
- const struct gl_pixelstore_attrib *unpacking );
-
extern void
-_mesa_pack_polygon_stipple( const GLuint pattern[32], GLubyte *dest,
- const struct gl_pixelstore_attrib *packing );
+_mesa_expand_bitmap(GLsizei width, GLsizei height,
+ const struct gl_pixelstore_attrib *unpack,
+ const GLubyte *bitmap,
+ GLubyte *destBuffer, GLint destStride,
+ GLubyte onValue);
-extern GLvoid *
-_mesa_unpack_bitmap( GLint width, GLint height, const GLubyte *pixels,
- const struct gl_pixelstore_attrib *packing );
-
extern void
-_mesa_pack_bitmap( GLint width, GLint height, const GLubyte *source,
- GLubyte *dest, const struct gl_pixelstore_attrib *packing );
-
+_mesa_convert_colors(GLenum srcType, const GLvoid *src,
+ GLenum dstType, GLvoid *dst,
+ GLuint count, const GLubyte mask[]);
-extern void
-_mesa_apply_rgba_transfer_ops(GLcontext *ctx, GLuint transferOps,
- GLuint n, GLfloat rgba[][4]);
-
-extern void
-_mesa_pack_rgba_span_float( GLcontext *ctx,
- GLuint n, CONST GLfloat rgba[][4],
- GLenum dstFormat, GLenum dstType, GLvoid *dstAddr,
- const struct gl_pixelstore_attrib *dstPacking,
- GLuint transferOps );
-
-
-extern void
-_mesa_pack_rgba_span_chan( GLcontext *ctx,
- GLuint n, CONST GLchan rgba[][4],
- GLenum dstFormat, GLenum dstType, GLvoid *dstAddr,
- const struct gl_pixelstore_attrib *dstPacking,
- GLuint transferOps );
+extern GLboolean
+_mesa_clip_drawpixels(const struct gl_context *ctx,
+ GLint *destX, GLint *destY,
+ GLsizei *width, GLsizei *height,
+ struct gl_pixelstore_attrib *unpack);
-extern void
-_mesa_unpack_color_span_chan( GLcontext *ctx,
- GLuint n, GLenum dstFormat, GLchan dest[],
- GLenum srcFormat, GLenum srcType,
- const GLvoid *source,
- const struct gl_pixelstore_attrib *srcPacking,
- GLuint transferOps );
-
-
-extern void
-_mesa_unpack_color_span_float( GLcontext *ctx,
- GLuint n, GLenum dstFormat, GLfloat dest[],
- GLenum srcFormat, GLenum srcType,
- const GLvoid *source,
- const struct gl_pixelstore_attrib *srcPacking,
- GLuint transferOps );
-
-
-extern void
-_mesa_unpack_index_span( const GLcontext *ctx, GLuint n,
- GLenum dstType, GLvoid *dest,
- GLenum srcType, const GLvoid *source,
- const struct gl_pixelstore_attrib *srcPacking,
- GLuint transferOps );
-
-
-extern void
-_mesa_pack_index_span( const GLcontext *ctx, GLuint n,
- GLenum dstType, GLvoid *dest, const GLuint *source,
- const struct gl_pixelstore_attrib *dstPacking,
- GLuint transferOps );
-
-
-extern void
-_mesa_unpack_stencil_span( const GLcontext *ctx, GLuint n,
- GLenum dstType, GLvoid *dest,
- GLenum srcType, const GLvoid *source,
- const struct gl_pixelstore_attrib *srcPacking,
- GLuint transferOps );
-
-extern void
-_mesa_pack_stencil_span( const GLcontext *ctx, GLuint n,
- GLenum dstType, GLvoid *dest, const GLstencil *source,
- const struct gl_pixelstore_attrib *dstPacking );
-
-
-extern void
-_mesa_unpack_depth_span( const GLcontext *ctx, GLuint n, GLfloat *dest,
- GLenum srcType, const GLvoid *source,
- const struct gl_pixelstore_attrib *srcPacking );
-
-extern void
-_mesa_pack_depth_span( const GLcontext *ctx, GLuint n, GLvoid *dest,
- GLenum dstType, const GLfloat *depthSpan,
- const struct gl_pixelstore_attrib *dstPacking );
+extern GLboolean
+_mesa_clip_readpixels(const struct gl_context *ctx,
+ GLint *srcX, GLint *srcY,
+ GLsizei *width, GLsizei *height,
+ struct gl_pixelstore_attrib *pack);
-extern void *
-_mesa_unpack_image( GLsizei width, GLsizei height, GLsizei depth,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *unpack );
+extern GLboolean
+_mesa_clip_copytexsubimage(const struct gl_context *ctx,
+ GLint *destX, GLint *destY,
+ GLint *srcX, GLint *srcY,
+ GLsizei *width, GLsizei *height);
+
+extern GLboolean
+_mesa_clip_to_region(GLint xmin, GLint ymin,
+ GLint xmax, GLint ymax,
+ GLint *x, GLint *y,
+ GLsizei *width, GLsizei *height );
+extern GLboolean
+_mesa_clip_blit(struct gl_context *ctx,
+ const struct gl_framebuffer *readFb,
+ const struct gl_framebuffer *drawFb,
+ GLint *srcX0, GLint *srcY0, GLint *srcX1, GLint *srcY1,
+ GLint *dstX0, GLint *dstY0, GLint *dstX1, GLint *dstY1);
+
+void
+_mesa_swap_bytes_2d_image(GLenum format, GLenum type,
+ const struct gl_pixelstore_attrib *packing,
+ GLsizei width, GLsizei height,
+ GLvoid *dst, const GLvoid *src);
#endif
projects / mesa.git / blobdiff