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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* event.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: charles <charles.cabergs@gmail.com> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/05/14 15:25:52 by charles #+# #+# */
/* Updated: 2020/05/14 18:49:43 by charles ### ########.fr */
/* */
/* ************************************************************************** */
#include "scop.h"
static void st_handle_keydown(t_state *state, SDL_Keycode sym)
{
if (sym == SDLK_ESCAPE)
state->running = false;
else if (sym == SDLK_p)
{
if (state->polygon_mode == GL_FILL)
state->polygon_mode = GL_LINE;
else if (state->polygon_mode == GL_LINE)
state->polygon_mode = GL_POINT;
else if (state->polygon_mode == GL_POINT)
state->polygon_mode = GL_FILL;
GL_CALL(glPolygonMode(GL_FRONT_AND_BACK, state->polygon_mode));
}
else if (sym == SDLK_t)
{
state->transition = true;
}
}
static void st_handle_mousewheel(t_state *state, int y)
{
if (y > 0)
{
state->fov -= M_PI / 70.0f;
if (state->fov <= M_PI_4 / 3)
state->fov = M_PI_4 / 3;
}
else if (y < 0)
{
state->fov += M_PI / 70.0f;
if (state->fov >= M_PI - M_PI_4 / 3)
state->fov = M_PI - M_PI_4 / 3;
}
scene_update_proj(&state->scene, state->fov, state->width, state->height);
}
void event_handle(t_state *state)
{
SDL_Event e;
while (SDL_PollEvent(&e))
{
if (e.type == SDL_QUIT)
state->running = false;
else if (e.type == SDL_KEYDOWN)
st_handle_keydown(state, e.key.keysym.sym);
else if (e.type == SDL_MOUSEWHEEL)
st_handle_mousewheel(state, e.wheel.y);
else if (e.type == SDL_WINDOWEVENT)
{
if (e.window.event == SDL_WINDOWEVENT_RESIZED)
{
SDL_GL_GetDrawableSize(
state->window, &state->width, &state->height);
scene_update_proj(&state->scene, state->fov,
state->width, state->height);
glViewport(0, 0, state->width, state->height);
}
}
}
}
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