From 15740faf9fe9fe4be08965098bbf2947e096aeeb Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Wed, 14 Aug 2019 22:50:43 +0800
Subject: +Unity Runtime code

---
 Runtime/GfxDevice/opengles/ExtensionsGLES.cpp | 30 +++++++++++
 Runtime/GfxDevice/opengles/ExtensionsGLES.h   |  9 ++++
 Runtime/GfxDevice/opengles/IncludesGLES.h     | 71 +++++++++++++++++++++++++++
 3 files changed, 110 insertions(+)
 create mode 100644 Runtime/GfxDevice/opengles/ExtensionsGLES.cpp
 create mode 100644 Runtime/GfxDevice/opengles/ExtensionsGLES.h
 create mode 100644 Runtime/GfxDevice/opengles/IncludesGLES.h

(limited to 'Runtime/GfxDevice/opengles')

diff --git a/Runtime/GfxDevice/opengles/ExtensionsGLES.cpp b/Runtime/GfxDevice/opengles/ExtensionsGLES.cpp
new file mode 100644
index 0000000..a948883
--- /dev/null
+++ b/Runtime/GfxDevice/opengles/ExtensionsGLES.cpp
@@ -0,0 +1,30 @@
+#include "UnityPrefix.h"
+
+#include "ExtensionsGLES.h"
+#include "IncludesGLES.h"
+
+#if GFX_SUPPORTS_OPENGLESXX
+
+#if UNITY_IPHONE
+	#include <dlfcn.h>
+#endif
+
+void* GetGLExtProcAddress(const char* name)
+{
+#if GFX_SUPPORTS_EGL && !UNITY_WIN
+	return (void*) eglGetProcAddress(name);
+#elif UNITY_IPHONE
+
+	// on ios we link to framework, so symbols are already resolved
+	static void* selfHandle = 0;
+	if(!selfHandle)
+		selfHandle = dlopen(0, RTLD_LOCAL | RTLD_LAZY);
+
+	return selfHandle ? dlsym(selfHandle, name) : 0;
+#else
+	return 0;
+
+#endif
+}
+
+#endif
\ No newline at end of file
diff --git a/Runtime/GfxDevice/opengles/ExtensionsGLES.h b/Runtime/GfxDevice/opengles/ExtensionsGLES.h
new file mode 100644
index 0000000..51de6ad
--- /dev/null
+++ b/Runtime/GfxDevice/opengles/ExtensionsGLES.h
@@ -0,0 +1,9 @@
+#pragma once
+
+#include "IncludesGLES.h"
+
+#if GFX_SUPPORTS_OPENGLESXX
+
+void* GetGLExtProcAddress(const char* name);
+
+#endif
\ No newline at end of file
diff --git a/Runtime/GfxDevice/opengles/IncludesGLES.h b/Runtime/GfxDevice/opengles/IncludesGLES.h
new file mode 100644
index 0000000..300199d
--- /dev/null
+++ b/Runtime/GfxDevice/opengles/IncludesGLES.h
@@ -0,0 +1,71 @@
+#pragma once
+
+#ifdef UNITYGL_H
+#	error "Don't Mix with UnityGL!!!"
+#endif
+
+#define GFX_SUPPORTS_OPENGLESXX (GFX_SUPPORTS_OPENGLES20 || GFX_SUPPORTS_OPENGLES30)
+
+#if GFX_SUPPORTS_OPENGLESXX
+
+#define GFX_SUPPORTS_EGL (UNITY_WIN || UNITY_LINUX || UNITY_ANDROID || UNITY_TIZEN || UNITY_BB10)
+
+#if UNITY_ANDROID || UNITY_WEBGL
+#	define GL_GLEXT_PROTOTYPES
+#endif
+
+#if GFX_SUPPORTS_OPENGLES30
+#	if UNITY_WIN
+#		include "PlatformDependent/WinPlayer/unityes_egl.h"
+#		include "PlatformDependent/WinPlayer/unityes_gl2.h"
+		// \todo [pyry] Remove gl2ext include since most of the extensions are now in core
+#		include "PlatformDependent/WinPlayer/unityes_gl2ext.h"
+#		include "PlatformDependent/WinPlayer/unityes_gl3.h"
+#		define INCLUDE_GLES_2X 1
+#		define INCLUDE_GLES_3X 1
+#		define DEF(ret,name,args) extern ret (WINAPI *name) args
+#		include "PlatformDependent/WinPlayer/GLESFunctionDefs.h"
+#	elif UNITY_ANDROID
+#		include <EGL/egl.h>
+#		include "PlatformDependent/AndroidPlayer/unityes_gl3.h"
+		// \todo [pyry] Remove gl2ext include since most of the extensions are now in core
+#		include <GLES2/gl2ext.h>
+#		include "Runtime/GfxDevice/opengles20/UnityGLES20Ext.h"
+#   else
+#		error "Unknown platform"
+#	endif
+#
+#   include "Runtime/GfxDevice/opengles30//UnityGLES30Ext.h"
+
+#elif GFX_SUPPORTS_OPENGLES20
+#	if UNITY_WIN
+#		include "PlatformDependent/WinPlayer/unityes_egl.h"
+#		include "PlatformDependent/WinPlayer/unityes_gl2.h"
+#		include "PlatformDependent/WinPlayer/unityes_gl2ext.h"
+#		define INCLUDE_GLES_2X 1
+#		define DEF(ret,name,args) extern ret (WINAPI *name) args
+#		include "PlatformDependent/WinPlayer/GLESFunctionDefs.h"
+#	elif UNITY_IPHONE
+#		include <OpenGLES/ES2/gl.h>
+#		include <OpenGLES/ES2/glext.h>
+#	elif UNITY_LINUX || UNITY_ANDROID || UNITY_BB10
+#		include <EGL/egl.h>
+#		include <GLES2/gl2.h>
+#		include <GLES2/gl2ext.h>
+#	elif UNITY_PEPPER || UNITY_WEBGL
+#		include <GLES2/gl2.h>
+#		include <GLES2/gl2ext.h>
+#	elif UNITY_TIZEN
+#		include <FGraphics.h>
+#		include <FGraphicsOpengl2.h>
+using namespace Tizen::Graphics;
+using namespace Tizen::Graphics::Opengl;
+#	else
+#		error "Unknown platform"
+#	endif
+#
+#   include "Runtime/GfxDevice/opengles20/UnityGLES20Ext.h"
+#
+#endif
+
+#endif // GFX_SUPPORTS_OPENGLESXX
\ No newline at end of file
-- 
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