123 lines
4.8 KiB
C++
123 lines
4.8 KiB
C++
/* BSD 3-Clause License
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*
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* Copyright © 2008-2022, Jice and the libtcod contributors.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _TCOD_IMAGE_H
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#define _TCOD_IMAGE_H
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#include "color.h"
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#include "console_types.h"
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#include "error.h"
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#include "portability.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct TCOD_mipmap_ {
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int width, height;
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float fwidth, fheight;
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TCOD_ColorRGB* __restrict buf;
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bool dirty;
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};
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typedef struct TCOD_Image {
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int nb_mipmaps;
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struct TCOD_mipmap_* __restrict mipmaps;
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TCOD_ColorRGB key_color;
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bool has_key_color;
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} TCOD_Image;
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typedef TCOD_Image* TCOD_image_t;
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TCODLIB_API TCOD_Image* TCOD_image_new(int width, int height);
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/**
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* Return a new image rendered from a console.
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*
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* This effectively returns a screenshot of the console.
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*/
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TCODLIB_API TCOD_Image* TCOD_image_from_console(const TCOD_Console* console);
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/**
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* Same as TCOD_image_from_console, but with an existing image.
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*/
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TCODLIB_API void TCOD_image_refresh_console(TCOD_Image* image, const TCOD_Console* console);
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TCODLIB_API void TCOD_image_clear(TCOD_Image* image, TCOD_color_t color);
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TCODLIB_API void TCOD_image_invert(TCOD_Image* image);
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TCODLIB_API void TCOD_image_hflip(TCOD_Image* image);
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TCODLIB_API void TCOD_image_rotate90(TCOD_Image* image, int numRotations);
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TCODLIB_API void TCOD_image_vflip(TCOD_Image* image);
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TCODLIB_API void TCOD_image_scale(TCOD_Image* image, int new_w, int new_h);
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#ifndef NO_SDL
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TCODLIB_API TCOD_Image* TCOD_image_load(const char* filename);
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/**
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Save an image to a PNG or BMP file.
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Returns a negative error code on failure. Check TCOD_get_error for details.
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\rst
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.. versionchanged:: 1.16
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Now returns TCOD_Error.
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\endrst
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*/
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TCODLIB_API TCOD_Error TCOD_image_save(const TCOD_Image* image, const char* filename);
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#endif // NO_SDL
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TCODLIB_API void TCOD_image_get_size(const TCOD_Image* image, int* w, int* h);
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TCODLIB_API TCOD_color_t TCOD_image_get_pixel(const TCOD_Image* image, int x, int y);
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TCODLIB_API int TCOD_image_get_alpha(const TCOD_Image* image, int x, int y);
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/**
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* Return a mipmapped pixel of image.
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*
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* Mipmaps are updated when you call this, so it can't be called from multiple
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* threads.
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*/
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TCODLIB_API TCOD_color_t TCOD_image_get_mipmap_pixel(TCOD_Image* image, float x0, float y0, float x1, float y1);
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TCODLIB_API void TCOD_image_put_pixel(TCOD_Image* image, int x, int y, TCOD_color_t col);
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TCODLIB_API void TCOD_image_blit(
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TCOD_Image* image,
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TCOD_console_t console,
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float x,
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float y,
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TCOD_bkgnd_flag_t bkgnd_flag,
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float scale_x,
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float scale_y,
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float angle);
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TCODLIB_API void TCOD_image_blit_rect(
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TCOD_Image* image, TCOD_console_t console, int x, int y, int w, int h, TCOD_bkgnd_flag_t bkgnd_flag);
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TCODLIB_API void TCOD_image_blit_2x(
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const TCOD_Image* __restrict image, TCOD_Console* __restrict dest, int dx, int dy, int sx, int sy, int w, int h);
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TCODLIB_API void TCOD_image_delete(TCOD_Image* image);
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TCODLIB_API void TCOD_image_set_key_color(TCOD_Image* image, TCOD_color_t key_color);
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TCODLIB_API bool TCOD_image_is_pixel_transparent(const TCOD_Image* image, int x, int y);
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#ifdef __cplusplus
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}
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namespace tcod {} // namespace tcod
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#endif // __cplusplus
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#endif /* _TCOD_IMAGE_H */
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