Files
anm2ed/src/main.cpp
2025-06-15 22:03:02 -04:00

129 lines
2.0 KiB
C++

#include "main.h"
static void _init(State* state);
static void _draw(State* state);
static void _loop(State* state);
static void _quit(State* state);
static void _tick(State* state);
static void
_init(State* state)
{
Shader shader;
printf(STRING_INFO_INIT);
if (!SDL_Init(SDL_INIT_VIDEO))
{
printf(STRING_ERROR_SDL_INIT, SDL_GetError());
_quit(state);
}
printf(STRING_INFO_SDL_INIT);
SDL_CreateWindowAndRenderer
(
STRING_WINDOW_TITLE,
WINDOW_WIDTH,
WINDOW_HEIGHT,
WINDOW_FLAGS,
&state->window,
&state->renderer
);
state->glContext = SDL_GL_CreateContext(state->window);
if (!state->glContext)
{
printf(STRING_ERROR_GL_CONTEXT_INIT, SDL_GetError());
_quit(state);
}
glewInit();
printf(STRING_INFO_GLEW_INIT);
shader_init(&shader, RESOURCE_SHADER_VERTEX_TEXTURE_QUAD, RESOURCE_SHADER_FRAGMENT_TEXTURE_QUAD);
imgui_init(state->window, state->glContext);
Anm2 anm2;
anm2_init(&anm2, "res/anm2/005.031_key.anm2");
}
void
_loop(State* state)
{
state->tick = SDL_GetTicks();
while (state->tick > state->lastTick + TICK_DELAY)
{
state->tick = SDL_GetTicks();
if (state->tick - state->lastTick < TICK_DELAY)
SDL_Delay(TICK_DELAY - (state->tick - state->lastTick));
_tick(state);
imgui_tick(state);
_draw(state);
state->lastTick = state->tick;
}
}
void
_tick(State* state)
{
SDL_Event event;
while(SDL_PollEvent(&event))
{
ImGui_ImplSDL3_ProcessEvent(&event);
if (event.type == SDL_EVENT_QUIT)
state->isRunning = false;
}
}
void
_draw(State* state)
{
glClearColor(state->clearColor.x, state->clearColor.y, state->clearColor.z, 1.0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
imgui_draw();
SDL_GL_SwapWindow(state->window);
}
void
_quit(State* state)
{
imgui_free();
SDL_GL_DestroyContext(state->glContext);
SDL_Quit();
printf(STRING_INFO_SDL_QUIT);
printf(STRING_INFO_QUIT);
}
s32
main(s32 argc, char* argv[])
{
State state;
_init(&state);
while (state.isRunning)
_loop(&state);
_quit(&state);
return EXIT_SUCCESS;
}