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implement game configuration file

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this integrates https://github.com/cktan/tomlc99 into the repo as a dependency
This commit is contained in:
wanp
2024-09-30 21:13:58 -03:00
committed by veclavtalica
parent ec15d8ec4b
commit 57fe5e8946
165 changed files with 4797 additions and 92 deletions
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28
include/twn_config.h
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@ -1,35 +1,25 @@
#ifndef TWN_CONFIG_H
#define TWN_CONFIG_H
/*
* this file is for configuration values which are to be set at
* compile time. generally speaking, it's for things that would be unwise to
* change mid-development without considering the work it might take to
* adapt the game logic.
*
* if you're looking for distribution-related definitions like
* APP_NAME, you should know that they are set from CMake.
*/
/* TODO: consider if it's still necessary to keep these in one place */
#define TICKS_PER_SECOND 60
#define FIXED_DELTA_TIME (1.0 / TICKS_PER_SECOND)
#define TICKS_PER_SECOND_DEFAULT 60
#define RENDER_BASE_WIDTH 640
#define RENDER_BASE_HEIGHT 360
#define RENDER_BASE_RATIO ((float)RENDER_BASE_WIDTH / (float)RENDER_BASE_HEIGHT)
#define BASE_RENDER_WIDTH_DEFAULT 640
#define BASE_RENDER_HEIGHT_DEFAULT 360
#define TEXTURE_ATLAS_SIZE 2048
#define TEXTURE_ATLAS_SIZE_DEFAULT 2048
#define TEXTURE_ATLAS_BIT_DEPTH 32
#define TEXTURE_ATLAS_FORMAT SDL_PIXELFORMAT_RGBA32
#define NUM_KEYBIND_SLOTS 8
#define KEYBIND_SLOTS_DEFAULT 3
#define AUDIO_FREQUENCY 48000
#define AUDIO_N_CHANNELS 2
#define TEXT_FONT_TEXTURE_SIZE 1024
#define TEXT_FONT_OVERSAMPLING 4
#define TEXT_FONT_FILTERING TEXTURE_FILTER_LINEAR
#define TEXT_FONT_TEXTURE_SIZE_DEFAULT 2048
#define TEXT_FONT_OVERSAMPLING_DEFAULT 4
#define TEXT_FONT_FILTERING_DEFAULT TEXTURE_FILTER_LINEAR
#endif

6
include/twn_context.h
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@ -9,7 +9,7 @@
typedef struct Context {
struct InputState input;
InputState input;
int64_t delta_time; /* preserves real time frame delta with no manipilation */
uint64_t tick_count;
@ -17,12 +17,14 @@ typedef struct Context {
/* set just once on startup */
uint64_t random_seed;
/* this should be a multiple of TICKS_PER_SECOND */
/* this should be a multiple of the current ticks per second */
/* use it to simulate low framerate (e.g. at 60 tps, set to 2 for 30 fps) */
/* it can be changed at runtime; any resulting logic anomalies are bugs */
unsigned int update_multiplicity;
int window_w;
int window_h;
int base_draw_w;
int base_draw_h;
/* you may read from and write to these from game code */
void *udata;

4
include/twn_input.h
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@ -41,9 +41,9 @@ typedef struct Button {
typedef struct Action {
size_t num_bindings;
/* if you bind more than NUM_KEYBIND_SLOTS (set in config.h) */
/* if you bind more than the number set in the configuration file */
/* it forgets the first Button to add the new one at the end */
Button bindings[NUM_KEYBIND_SLOTS];
Button *bindings;
Vec2 position; /* set if applicable, e.g. mouse click */
bool is_pressed;