mesa: split up the image.c file

New files:
pack.c - image/row packing/unpacking functions
pixeltransfer.c - pixel scale/bias/lookup functions

1 files changed, 140 insertions, 0 deletions

diff --git a/src/mesa/main/pack.h b/src/mesa/main/pack.h
new file mode 100644
index 00000000000..3b24159fc2b
--- /dev/null
+++ b/src/mesa/main/pack.h
@@ -0,0 +1,140 @@
+/*
+ * Mesa 3-D graphics library
+ *
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ * Copyright (C) 1999-2010  VMware, Inc.  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"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of 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
+ * THE AUTHORS 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.
+ */
+
+
+#ifndef PACK_H
+#define PACK_H
+
+
+#include "mtypes.h"
+
+
+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);
+
+
+extern void
+_mesa_pack_rgba_span_float(struct gl_context *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(struct gl_context *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(struct gl_context *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_dudv_span_byte(struct gl_context *ctx,
+                            GLuint n, GLenum dstFormat, GLbyte dest[],
+                            GLenum srcFormat, GLenum srcType,
+                            const GLvoid *source,
+                            const struct gl_pixelstore_attrib *srcPacking,
+                            GLbitfield transferOps);
+
+extern void
+_mesa_unpack_index_span(const struct gl_context *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 struct gl_context *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 struct gl_context *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 struct gl_context *ctx, GLuint n,
+                        GLenum dstType, GLvoid *dest, const GLstencil *source,
+                        const struct gl_pixelstore_attrib *dstPacking);
+
+
+extern void
+_mesa_unpack_depth_span(const struct gl_context *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 struct gl_context *ctx, GLuint n, GLvoid *dest,
+                      GLenum dstType, const GLfloat *depthSpan,
+                      const struct gl_pixelstore_attrib *dstPacking);
+
+
+extern void
+_mesa_pack_depth_stencil_span(const struct gl_context *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);
+
+
+#endif