/*
* Mesa 3-D graphics library
- * Version: 7.1
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
*
* 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"
+#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 GLboolean
-_mesa_type_is_packed(GLenum type);
-
-extern GLint
-_mesa_sizeof_type( GLenum type );
-
-extern GLint
-_mesa_sizeof_packed_type( GLenum type );
-
-extern GLint
-_mesa_components_in_format( GLenum format );
-
-extern GLint
-_mesa_bytes_per_pixel( GLenum format, GLenum type );
-
-extern GLboolean
-_mesa_is_legal_format_and_type( GLcontext *ctx, GLenum format, 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 GLvoid *
_mesa_image_address( GLuint dimensions,
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 );
-
-
-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 );
-
-
-/** \name Pixel processing functions */
-/*@{*/
-
-extern void
-_mesa_scale_and_bias_rgba(GLuint n, GLfloat rgba[][4],
- GLfloat rScale, GLfloat gScale,
- GLfloat bScale, GLfloat aScale,
- GLfloat rBias, GLfloat gBias,
- GLfloat bBias, GLfloat aBias);
-
-extern void
-_mesa_map_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]);
-
-
-extern void
-_mesa_transform_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]);
-
-
-extern void
-_mesa_lookup_rgba_float(const struct gl_color_table *table,
- GLuint n, GLfloat rgba[][4]);
-
-extern void
-_mesa_lookup_rgba_ubyte(const struct gl_color_table *table,
- GLuint n, GLubyte rgba[][4]);
-
-
-extern void
-_mesa_map_ci_to_rgba(const GLcontext *ctx,
- GLuint n, const GLuint index[], GLfloat rgba[][4]);
-
-
-extern void
-_mesa_map_ci8_to_rgba8(const GLcontext *ctx, GLuint n, const GLubyte index[],
- GLubyte rgba[][4]);
-
-
-extern void
-_mesa_scale_and_bias_depth(const GLcontext *ctx, GLuint n,
- GLfloat depthValues[]);
-
-extern void
-_mesa_scale_and_bias_depth_uint(const GLcontext *ctx, GLuint n,
- GLuint depthValues[]);
-
-extern void
-_mesa_apply_rgba_transfer_ops(GLcontext *ctx, GLbitfield transferOps,
- GLuint n, GLfloat rgba[][4]);
-
-
-extern void
-_mesa_apply_ci_transfer_ops(const GLcontext *ctx, GLbitfield transferOps,
- GLuint n, GLuint indexes[]);
-
-
-extern void
-_mesa_apply_stencil_transfer_ops(const GLcontext *ctx, GLuint n,
- GLstencil stencil[]);
-
-
-extern void
-_mesa_pack_rgba_span_float( GLcontext *ctx, GLuint n, GLfloat rgba[][4],
- GLenum dstFormat, GLenum dstType, GLvoid *dstAddr,
- const struct gl_pixelstore_attrib *dstPacking,
- GLbitfield transferOps );
-
-
-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,
- GLbitfield 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,
- GLbitfield 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,
- GLbitfield 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,
- GLbitfield 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,
- GLbitfield 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,
- GLenum dstType, GLvoid *dest, GLuint depthMax,
- 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 void
-_mesa_pack_depth_stencil_span(const GLcontext *ctx, GLuint n, GLuint *dest,
- const GLfloat *depthVals,
- const GLstencil *stencilVals,
- const struct gl_pixelstore_attrib *dstPacking);
-
-
-extern void *
-_mesa_unpack_image( GLuint dimensions,
- GLsizei width, GLsizei height, GLsizei depth,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *unpack );
+_mesa_expand_bitmap(GLsizei width, GLsizei height,
+ const struct gl_pixelstore_attrib *unpack,
+ const GLubyte *bitmap,
+ GLubyte *destBuffer, GLint destStride,
+ GLubyte onValue);
extern void
extern GLboolean
-_mesa_clip_drawpixels(const GLcontext *ctx,
+_mesa_clip_drawpixels(const struct gl_context *ctx,
GLint *destX, GLint *destY,
GLsizei *width, GLsizei *height,
struct gl_pixelstore_attrib *unpack);
extern GLboolean
-_mesa_clip_readpixels(const GLcontext *ctx,
- GLint *destX, GLint *destY,
+_mesa_clip_readpixels(const struct gl_context *ctx,
+ GLint *srcX, GLint *srcY,
GLsizei *width, GLsizei *height,
struct gl_pixelstore_attrib *pack);
extern GLboolean
-_mesa_clip_copytexsubimage(const GLcontext *ctx,
+_mesa_clip_copytexsubimage(const struct gl_context *ctx,
GLint *destX, GLint *destY,
GLint *srcX, GLint *srcY,
GLsizei *width, GLsizei *height);
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
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