Initial Commit / Linux Combined Proof of Concept example
This commit is contained in:
commit
d0d2eae762
935 changed files with 155947 additions and 0 deletions
202
deps_linux/libtcod/renderer_sdl2.h
Normal file
202
deps_linux/libtcod/renderer_sdl2.h
Normal file
|
|
@ -0,0 +1,202 @@
|
|||
/* BSD 3-Clause License
|
||||
*
|
||||
* Copyright © 2008-2022, Jice and the libtcod contributors.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
*
|
||||
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
||||
* this list of conditions and the following disclaimer in the documentation
|
||||
* and/or other materials provided with the distribution.
|
||||
*
|
||||
* 3. Neither the name of the copyright holder nor the names of its
|
||||
* contributors may be used to endorse or promote products derived from
|
||||
* this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||||
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
|
||||
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
#ifndef LIBTCOD_RENDERER_SDL2_H_
|
||||
#define LIBTCOD_RENDERER_SDL2_H_
|
||||
|
||||
#include <stdbool.h>
|
||||
|
||||
#include "config.h"
|
||||
#include "console.h"
|
||||
#include "context.h"
|
||||
#include "error.h"
|
||||
#include "tileset.h"
|
||||
|
||||
struct SDL_Window;
|
||||
struct SDL_Renderer;
|
||||
struct SDL_Texture;
|
||||
/**
|
||||
An SDL2 tileset atlas. This prepares a tileset for use with SDL2.
|
||||
\rst
|
||||
.. versionadded:: 1.16
|
||||
\endrst
|
||||
*/
|
||||
typedef struct TCOD_TilesetAtlasSDL2 {
|
||||
/** The renderer used to create this atlas. */
|
||||
struct SDL_Renderer* renderer;
|
||||
/** The atlas texture. */
|
||||
struct SDL_Texture* texture;
|
||||
/** The tileset used to create this atlas. Internal use only. */
|
||||
struct TCOD_Tileset* tileset;
|
||||
/** Internal use only. */
|
||||
struct TCOD_TilesetObserver* observer;
|
||||
/** Internal use only. */
|
||||
int texture_columns;
|
||||
} TCOD_TilesetAtlasSDL2;
|
||||
/***************************************************************************
|
||||
@brief Info needed to convert between mouse pixel and tile coordinates.
|
||||
Internal use only.
|
||||
|
||||
@code{.cpp}
|
||||
double pixel_x, pixel_y, tile_x, tile_y;
|
||||
TCOD_RendererSDL2CursorTransform transform;
|
||||
// Convert pixel coordinates to tile coordinates.
|
||||
tile_x = (pixel_x - transform.offset_x) * transform.scale_x;
|
||||
tile_y = (pixel_y - transform.offset_y) * transform.scale_y;
|
||||
// Convert tile coordinates to pixel coordinates.
|
||||
pixel_x = tile_x / transform.scale_x + transform.offset_x;
|
||||
pixel_y = tile_y / transform.scale_y + transform.offset_y;
|
||||
@endcode
|
||||
*/
|
||||
typedef struct TCOD_RendererSDL2CursorTransform {
|
||||
double offset_x;
|
||||
double offset_y;
|
||||
double scale_x;
|
||||
double scale_y;
|
||||
} TCOD_RendererSDL2CursorTransform;
|
||||
/**
|
||||
The renderer data for an SDL2 rendering context.
|
||||
Internal use only.
|
||||
*/
|
||||
struct TCOD_RendererSDL2 {
|
||||
struct SDL_Window* window; // Owning power to an SDL2 window.
|
||||
struct SDL_Renderer* renderer; // Owning pointer to an SDL2 renderer.
|
||||
struct TCOD_TilesetAtlasSDL2* __restrict atlas;
|
||||
struct TCOD_Console* __restrict cache_console; // Tracks the data from the last console presented.
|
||||
struct SDL_Texture* __restrict cache_texture; // Cached console rendering output.
|
||||
uint32_t sdl_subsystems; // Which subsystems where initialzed by this context.
|
||||
// Mouse cursor transform values of the last viewport used.
|
||||
TCOD_RendererSDL2CursorTransform cursor_transform;
|
||||
};
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif // __cplusplus
|
||||
/**
|
||||
Return a libtcod rendering context using an SDL2 renderer.
|
||||
*/
|
||||
TCOD_PUBLIC TCOD_NODISCARD struct TCOD_Context* TCOD_renderer_init_sdl2(
|
||||
int x,
|
||||
int y,
|
||||
int width,
|
||||
int height,
|
||||
const char* title,
|
||||
int window_flags,
|
||||
int renderer_flags,
|
||||
struct TCOD_Tileset* tileset);
|
||||
/**
|
||||
Return a new SDL2 atlas created from a tileset for an SDL2 renderer.
|
||||
|
||||
You may delete the tileset if you no longer have use for it.
|
||||
|
||||
Will return NULL on an error, you can check the error with
|
||||
`TCOD_get_error`.
|
||||
*/
|
||||
TCOD_PUBLIC TCOD_NODISCARD struct TCOD_TilesetAtlasSDL2* TCOD_sdl2_atlas_new(
|
||||
struct SDL_Renderer* renderer, struct TCOD_Tileset* tileset);
|
||||
/**
|
||||
Delete an SDL2 tileset atlas.
|
||||
*/
|
||||
TCOD_PUBLIC void TCOD_sdl2_atlas_delete(struct TCOD_TilesetAtlasSDL2* atlas);
|
||||
/**
|
||||
Setup a cache and target texture for rendering.
|
||||
|
||||
`atlas` is an SDL2 atlas created with `TCOD_sdl2_atlas_new`.
|
||||
The renderer used to make this `atlas` must support
|
||||
`SDL_RENDERER_TARGETTEXTURE`.
|
||||
|
||||
`console` is a non-NULL pointer to the libtcod console you want to render.
|
||||
|
||||
`cache` can be NULL, or be pointer to a console pointer.
|
||||
If `*cache` is NULL then a console will be created.
|
||||
If `*cache` isn't NULL then the console pointed to might be deleted or
|
||||
recreated if it does not match the size of `console`.
|
||||
|
||||
`target` must be a pointer to where you want the output texture to be placed.
|
||||
The texture at `*target` may be deleted or recreated. When this function
|
||||
is successful then the texture at `*target` will be non-NULL and will be
|
||||
exactly fitted to the size of `console` and the tile size of `atlas`.
|
||||
|
||||
If SDL2 ever provides a `SDL_RENDER_TARGETS_RESET` event then the console
|
||||
at `*cache` must be deleted and set to NULL, or else the next render will
|
||||
only partially update the texture at `*target`.
|
||||
|
||||
Returns a negative value on an error, check `TCOD_get_error`.
|
||||
|
||||
\rst
|
||||
.. versionadded:: 1.16
|
||||
\endrst
|
||||
*/
|
||||
TCOD_PUBLIC TCOD_Error TCOD_sdl2_render_texture_setup(
|
||||
const struct TCOD_TilesetAtlasSDL2* __restrict atlas,
|
||||
const struct TCOD_Console* __restrict console,
|
||||
struct TCOD_Console* __restrict* cache,
|
||||
struct SDL_Texture* __restrict* target);
|
||||
/**
|
||||
Render a console onto a managed target texture.
|
||||
|
||||
This function assumes that `cache` and `target` are valid.
|
||||
You can use `TCOD_sdl2_render_texture_setup` to automatically prepare these
|
||||
objects for use with this function.
|
||||
|
||||
`atlas` is an SDL2 atlas created with `TCOD_sdl2_atlas_new`.
|
||||
The renderer used to make this `atlas` must support
|
||||
`SDL_RENDERER_TARGETTEXTURE`, unless `target` is NULL.
|
||||
|
||||
`console` is a non-NULL pointer to the libtcod console you want to render.
|
||||
|
||||
`cache` can be NULL, or point to a console the same size as `console`.
|
||||
|
||||
`target` can be NULL, or be pointer an SDL2 texture used as the output.
|
||||
If `target` is not NULL then it should be the size of the console times the
|
||||
size of the individual tiles to fit the entire output.
|
||||
|
||||
If `target` is NULL then the current render target is used instead, the
|
||||
drawn area will not be scaled to fit the render target.
|
||||
|
||||
If SDL2 ever provides a `SDL_RENDER_TARGETS_RESET` event then the console
|
||||
at `cache` must be cleared, or else the next render will only partially
|
||||
update the texture of `target`.
|
||||
|
||||
Returns a negative value on an error, check `TCOD_get_error`.
|
||||
|
||||
\rst
|
||||
.. versionadded:: 1.16
|
||||
\endrst
|
||||
*/
|
||||
TCOD_PUBLIC TCOD_Error TCOD_sdl2_render_texture(
|
||||
const struct TCOD_TilesetAtlasSDL2* __restrict atlas,
|
||||
const struct TCOD_Console* __restrict console,
|
||||
struct TCOD_Console* __restrict cache,
|
||||
struct SDL_Texture* __restrict target);
|
||||
#ifdef __cplusplus
|
||||
} // extern "C"
|
||||
#endif // __cplusplus
|
||||
#endif // LIBTCOD_RENDERER_SDL2_H_
|
||||
Loading…
Add table
Add a link
Reference in a new issue