static void _init_gfx(game *g, int win_width, int win_height) {
_sdl_init(g, win_width, win_height);
char *res_path = get_res_path(""),
*w_vs_path = join_path(res_path, "world_vert.glsl"),
*w_fs_path = join_path(res_path, "world_frag.glsl"),
*o_vs_path = join_path(res_path, "overlay_vert.glsl"),
*o_fs_path = join_path(res_path, "overlay_frag.glsl");
g->world_shader = _shader_init(w_vs_path, w_fs_path);
g->overlay_shader = _shader_init(o_vs_path, o_fs_path);
free(w_vs_path);
free(w_fs_path);
free(o_vs_path);
free(o_fs_path);
free(res_path);
if (g->world_shader == -1) {
puts("Error creating world shader!");
_destroy_gfx(g);
exit(EXIT_FAILURE);
}
if (g->overlay_shader == -1) {
puts("Error creating overlay shader!");
_destroy_gfx(g);
exit(EXIT_FAILURE);
}
}
static int window_create_show()
{
char *tmp;
// window
m_window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
tmp = get_res_path(ICON_APP);
gtk_window_set_icon_from_file(GTK_WINDOW(m_window), tmp, NULL);
free(tmp);
gtk_window_set_title(GTK_WINDOW(m_window), "jnXssh");
gtk_window_maximize(GTK_WINDOW(m_window));
gtk_widget_set_events(m_window, GDK_BUTTON_PRESS_MASK|GDK_KEY_PRESS_MASK);
g_signal_connect(G_OBJECT(m_window), "key-press-event", G_CALLBACK(on_window_key_press), NULL);
g_signal_connect(G_OBJECT(m_window), "destroy", G_CALLBACK (gtk_main_quit), NULL);
// vbox
GtkWidget *vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add(GTK_CONTAINER(m_window), vbox);
// notebook
GtkWidget *notebook = page_get_notebook();
gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 0);
// pty + vte
GtkWidget *vte = vte_terminal_new();
gtk_box_pack_start(GTK_BOX(vbox), vte, FALSE, FALSE, 1);
vte_terminal_set_size((VteTerminal*)vte, 1, 1);
VtePty *pty = vte_pty_new(VTE_PTY_DEFAULT, NULL);
vte_terminal_set_pty_object((VteTerminal*)vte, pty);
pthread_t tid;
pthread_create(&tid, NULL, proc_allvte, pty);
gtk_widget_show_all(m_window);
return 0;
}
static void _init_overlay(game *g) {
overlay *o = &g->o;
// Texture values
o->tex_format = GL_RGBA;
o->int_format = GL_RGBA8;
o->tex_type = GL_UNSIGNED_INT_8_8_8_8;
o->alignment = 4;
// Font values
o->update_text_max = 8;
o->label_text_max = 32;
o->text_pad = 0.5;
o->font_spacing = 1.2;
// Surface values
Uint32 rmask = 0xff000000;
Uint32 gmask = 0x00ff0000;
Uint32 bmask = 0x0000ff00;
Uint32 amask = 0x000000ff;
// Overlay stuff
o->size = 0.4;
o->mvp = malloc(sizeof(mat4x4));
mat4x4_ortho(*o->mvp, -g->aspect, g->aspect, -1.0, 1.0, 0, 10);
int win_width, win_height, overlay_width, overlay_height;
SDL_GetWindowSize(g->win, &win_width, &win_height);
overlay_width = win_width * o->size;
overlay_height = win_height * o->size;
float overlay_triangles[8] = {
-g->aspect*o->size, o->size, // Top left
-g->aspect*o->size, -o->size, // Bottom left
g->aspect*o->size, -o->size, // Bottom right
g->aspect*o->size, o->size, // Top right
};
GLubyte overlay_elements[6] = {
0, 1, 2,
0, 2, 3
};
float overlay_tex_coords[8] = {
0.0, 0.0, // Top left
0.0, 1.0, // Bottom left
1.0, 1.0, // Bottom right
1.0, 0.0, // Top right
};
o->matrix_id = glGetUniformLocation(g->overlay_shader, "MVP");
o->tex_coords_id = glGetAttribLocation(g->overlay_shader, "tex_coord");
glUseProgram(g->overlay_shader);
glUniformMatrix4fv(o->matrix_id, 1, GL_FALSE, (GLfloat *) o->mvp);
glUseProgram(0);
glGenBuffers(1, &o->vert_buf);
glBindBuffer(GL_ARRAY_BUFFER, o->vert_buf);
glBufferData(GL_ARRAY_BUFFER, sizeof(overlay_triangles), &overlay_triangles, GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glGenBuffers(1, &o->tex_coord_buf);
glBindBuffer(GL_ARRAY_BUFFER, o->tex_coord_buf);
glBufferData(GL_ARRAY_BUFFER, sizeof(overlay_tex_coords), &overlay_tex_coords, GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glGenBuffers(1, &o->el_buf);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, o->el_buf);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(overlay_elements), &overlay_elements, GL_STATIC_DRAW);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
// Set up font things
char *res_path = get_res_path(""),
*font_path = join_path(res_path, "DejaVuSansMono.ttf");
o->font = TTF_OpenFont(font_path, 14);
free(res_path);
free(font_path);
o->font_text = calloc(o->update_text_max+1, sizeof(char));
o->bg = SDL_CreateRGBSurface(
0, overlay_width, overlay_height, 32, rmask, gmask, bmask, amask
);
if (o->bg == NULL) {
printf("BLARGH: %s\n", SDL_GetError());
exit(EXIT_FAILURE);
}
o->font_text[0] = 'W';
SDL_Surface *temp_surf;
temp_surf = TTF_RenderText_Solid(o->font, o->font_text, o->font_col);
int font_w = temp_surf->w;
int font_h = temp_surf->h;
SDL_free(temp_surf);
o->font_surf = SDL_CreateRGBSurface(
0, font_w * o->update_text_max + 1, font_h, 32, rmask, gmask, bmask, amask
);
// Render static text
_update_colors(g, g->color_scheme);
glGenTextures(1, &o->tex);
glBindTexture(GL_TEXTURE_2D, o->tex);
glPixelStorei(GL_UNPACK_ALIGNMENT, o->alignment);
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, 0);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D, 0, o->int_format, o->bg->w, o->bg->h, 0, o->tex_format, o->tex_type, o->bg->pixels);
glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
}
