cmake: unbundle stb (#1601)

src/common/stb.cpp

@@ -0,0 +1,7 @@
+// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#define STB_IMAGE_IMPLEMENTATION
+#define STBI_ONLY_PNG
+#define STBI_NO_STDIO
+#include "common/stb.h"

src/common/stb.h

@@ -0,0 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <stb_image.h>

src/core/file_format/splash.cpp

@@ -5,13 +5,9 @@
 
 #include "common/assert.h"
 #include "common/io_file.h"
+#include "common/stb.h"
 #include "splash.h"
 
-#define STB_IMAGE_IMPLEMENTATION
-#define STBI_ONLY_PNG
-#define STBI_NO_STDIO
-#include "externals/stb_image.h"
-
 bool Splash::Open(const std::filesystem::path& filepath) {
     ASSERT_MSG(filepath.stem().string() != "png", "Unexpected file format passed");
 

src/imgui/renderer/texture_manager.cpp

@@ -4,12 +4,11 @@
 #include <deque>
 #include <utility>
 
-#include <externals/stb_image.h>
-
 #include "common/assert.h"
 #include "common/config.h"
 #include "common/io_file.h"
 #include "common/polyfill_thread.h"
+#include "common/stb.h"
 #include "imgui_impl_vulkan.h"
 #include "texture_manager.h"