87 lines
2.9 KiB
C
87 lines
2.9 KiB
C
/*
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* This file is part of the Minecraft Overviewer.
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*
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* Minecraft Overviewer is free software: you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or (at
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* your option) any later version.
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*
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* Minecraft Overviewer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with the Overviewer. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* This is a general include file for the Overviewer C extension. It
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* lists useful, defined functions as well as those that are exported
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* to python, so all files can use them.
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*/
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#ifndef __OVERVIEWER_H_INCLUDED__
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#define __OVERVIEWER_H_INCLUDED__
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/* Python PIL, and numpy headers */
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#include <Python.h>
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#include <Imaging.h>
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#include <numpy/arrayobject.h>
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/* macro for getting a value out of various numpy arrays */
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#define getArrayByte3D(array, x,y,z) (*(unsigned char *)(PyArray_GETPTR3((array), (x), (y), (z))))
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#define getArrayShort1D(array, x) (*(unsigned short *)(PyArray_GETPTR1((array), (x))))
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/* generally useful MAX / MIN macros */
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#define MAX(a, b) ((a) > (b) ? (a) : (b))
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#define MIN(a, b) ((a) < (b) ? (a) : (b))
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/* in composite.c */
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Imaging imaging_python_to_c(PyObject *obj);
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PyObject *alpha_over(PyObject *dest, PyObject *src, PyObject *mask,
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int dx, int dy, int xsize, int ysize);
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PyObject *alpha_over_full(PyObject *dest, PyObject *src, PyObject *mask, float overall_alpha,
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int dx, int dy, int xsize, int ysize);
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PyObject *alpha_over_wrap(PyObject *self, PyObject *args);
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PyObject *tint_with_mask(PyObject *dest, unsigned char sr, unsigned char sg, unsigned char sb,
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PyObject *mask, int dx, int dy, int xsize, int ysize);
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/* in iterate.c */
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typedef struct {
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/* the ChunkRenderer object */
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PyObject *self;
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/* important modules, for convenience */
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PyObject *textures;
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PyObject *chunk;
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/* the rest only make sense for occluded() and draw() !! */
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/* the tile image and destination */
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PyObject *img;
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int imgx, imgy;
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/* the block position and type, and the block array */
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int x, y, z;
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unsigned char block;
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PyObject *blocks;
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PyObject *up_left_blocks;
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PyObject *up_right_blocks;
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PyObject *left_blocks;
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PyObject *right_blocks;
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} RenderState;
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int init_chunk_render(void);
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int is_transparent(unsigned char b);
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PyObject *chunk_render(PyObject *self, PyObject *args);
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/* pull in the rendermode info */
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#include "rendermodes.h"
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/* in endian.c */
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void init_endian(void);
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unsigned short big_endian_ushort(unsigned short in);
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unsigned int big_endian_uint(unsigned int in);
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#endif /* __OVERVIEWER_H_INCLUDED__ */
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