From 3cd5b0bcca694630fcb4b977ddf7be7cd1bce153 Mon Sep 17 00:00:00 2001
From: 3gg <3gg@shellblade.net>
Date: Sat, 20 Jan 2024 15:54:54 -0800
Subject: Rename gltfview -> game.
---
gltfview/src/game.c | 216 ----------------------------------------------------
1 file changed, 216 deletions(-)
delete mode 100644 gltfview/src/game.c
(limited to 'gltfview/src/game.c')
diff --git a/gltfview/src/game.c b/gltfview/src/game.c
deleted file mode 100644
index 64be4f3..0000000
--- a/gltfview/src/game.c
+++ /dev/null
@@ -1,216 +0,0 @@
-/*
- * Main game module with entry point and game loop.
- *
- * The game module sets up the window and GL context and defers the core game
- * logic to a plugin.
- */
-#define _GNU_SOURCE 200112L // For readlink()
-
-#include "game.h"
-
-#include "plugins/plugin.h"
-
-#include <gfx/gfx.h>
-#include <gfx/gfx_app.h>
-#include <gfx/render_backend.h>
-#include <gfx/renderer.h>
-#include <gfx/scene/camera.h>
-#include <gfx/scene/node.h>
-#include <gfx/scene/object.h>
-#include <gfx/scene/scene.h>
-
-#include <error.h>
-#include <log/log.h>
-#include <math/camera.h>
-#include <plugin.h>
-
-#include <assert.h>
-#include <stdbool.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <linux/limits.h>
-
-#include <unistd.h>
-
-#undef _GNU_SOURCE
-
-static const int WIDTH = 1350;
-static const int HEIGHT = 900;
-static const int MAX_FPS = 60;
-
-/// Initialize the game's plugin.
-static bool init_plugin(Game* game) {
- assert(game);
- assert(game->plugin);
- // Plugin state is allowed to be null, either when the plugin does not
- // expose an init() or when init() does not initialize a state.
- if (plugin_resolve(game->plugin, plugin_init, "init")) {
- State* plugin_state = 0;
- if (!plugin_call(game->plugin, plugin_init, "init", game, &plugin_state)) {
- return false;
- }
- set_plugin_state(game->plugin, plugin_state);
- }
- return true; // Plugin does not need to expose an init().
-}
-
-/// Shutdown the game's plugin.
-/// The game's plugin is allowed to be null in the call to this function.
-static void shutdown_plugin(Game* game) {
- assert(game);
- if (game->plugin &&
- (plugin_resolve(game->plugin, plugin_shutdown, "shutdown"))) {
- void* plugin_state = get_plugin_state(game->plugin);
- plugin_call(game->plugin, plugin_shutdown, "shutdown", game, plugin_state);
- set_plugin_state(game->plugin, 0);
- }
-}
-
-/// Boot the game's plugin.
-static bool boot_plugin(Game* game) {
- assert(game);
- assert(game->plugin);
- if (plugin_resolve(game->plugin, plugin_boot, "boot")) {
- void* plugin_state = get_plugin_state(game->plugin);
- return plugin_call(game->plugin, plugin_boot, "boot", game, plugin_state);
- }
- return true; // Plugin does not need to expose a boot().
-}
-
-/// Update the plugin's state.
-static void update_plugin(Game* game, double t, double dt) {
- assert(game);
- assert(game->plugin);
- if (plugin_resolve(game->plugin, plugin_update, "update")) {
- void* plugin_state = get_plugin_state(game->plugin);
- plugin_call(
- game->plugin, plugin_update, "update", game, plugin_state, t, dt);
- }
-}
-
-/// Plugin render.
-static void render_plugin(const Game* game) {
- assert(game);
- assert(game->plugin);
- if (plugin_resolve(game->plugin, plugin_render, "render")) {
- void* plugin_state = get_plugin_state(game->plugin);
- plugin_call(game->plugin, plugin_render, "render", game, plugin_state);
- }
-}
-
-/// Plugin resize.
-static void resize_plugin(Game* game, int width, int height) {
- assert(game);
- assert(game->plugin);
- if (plugin_resolve(game->plugin, plugin_resize, "resize")) {
- void* plugin_state = get_plugin_state(game->plugin);
- plugin_call(
- game->plugin, plugin_resize, "resize", game, plugin_state, width,
- height);
- }
-}
-
-void app_end(Game* game);
-
-bool app_init(const GfxAppDesc* desc, void** app_state) {
- assert(desc);
-
- if (desc->argc <= 1) {
- LOGE("Usage: %s <plugin> [plugin args]", desc->argv[0]);
- return false;
- }
-
- Game* game = calloc(1, sizeof(Game));
- if (!game) {
- LOGE("Failed to allocate game state");
- return false;
- }
-
- // Syntax: game <plugin> [plugin args]
- //
- // Here we consume the <plugin> arg so that plugins receive the remainder
- // args starting from 0.
- game->argc = desc->argc - 1;
- game->argv = desc->argv + 1;
-
- char exe_path_buf[NAME_MAX] = {0};
- if (readlink("/proc/self/exe", exe_path_buf, sizeof(exe_path_buf)) == -1) {
- LOGE("readlink(/proc/self/exe) failed");
- goto cleanup;
- }
-
- // Replace the last / with a null terminator to remove the exe file from the
- // path. This gets the file's parent directory.
- *strrchr(exe_path_buf, '/') = 0;
-
- const mstring exe_dir = mstring_make(exe_path_buf);
- const mstring plugins_path = mstring_concat_cstr(exe_dir, "/src/plugins");
-
- if (!(game->plugin_engine = new_plugin_engine(
- &(PluginEngineDesc){.plugins_dir = mstring_cstr(&plugins_path)}))) {
- goto cleanup;
- }
-
- const char* plugin = desc->argv[1];
- if (!(game->plugin = load_plugin(game->plugin_engine, plugin))) {
- goto cleanup;
- }
-
- if (!(game->gfx = gfx_init())) {
- goto cleanup;
- }
-
- if (!init_plugin(game)) {
- goto cleanup;
- }
- if (!boot_plugin(game)) {
- goto cleanup;
- }
-
- *app_state = game;
- return true;
-
-cleanup:
- LOGE("Gfx error: %s", get_error());
- app_end(game);
- return false;
-}
-
-void app_end(Game* game) {
- assert(game);
- shutdown_plugin(game);
- if (game->gfx) {
- gfx_destroy(&game->gfx);
- }
- if (game->plugin) {
- delete_plugin(&game->plugin);
- }
- if (game->plugin_engine) {
- delete_plugin_engine(&game->plugin_engine);
- }
-}
-
-void app_update(Game* game, double t, double dt) {
- plugin_engine_update(game->plugin_engine);
- if (plugin_reloaded(game->plugin)) {
- shutdown_plugin(game);
- const bool result = init_plugin(game);
- assert(result); // TODO: handle error better.
- }
-
- update_plugin(game, t, dt);
-}
-
-void app_render(const Game* game) {
- RenderBackend* render_backend = gfx_get_render_backend(game->gfx);
- gfx_start_frame(render_backend);
- render_plugin(game);
- gfx_end_frame(render_backend);
-}
-
-void app_resize(Game* game, int width, int height) {
- resize_plugin(game, width, height);
-}
-
-GFX_APP_MAIN(WIDTH, HEIGHT, MAX_FPS);
--
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