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gfx/angle/src/libGLESv2/main.cpp@6474c204b198 (annotated)

gfx/angle/src/libGLESv2/main.cpp

Wed, 31 Dec 2014 06:09:35 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 06:09:35 +0100

changeset 0

6474c204b198

permissions

-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0	1	#include "precompiled.h"
michael@0	2	//
michael@0	3	// Copyright (c) 2002-2012 The ANGLE Project Authors. All rights reserved.
michael@0	4	// Use of this source code is governed by a BSD-style license that can be
michael@0	5	// found in the LICENSE file.
michael@0	6	//
michael@0	7
michael@0	8	// main.cpp: DLL entry point and management of thread-local data.
michael@0	9
michael@0	10	#include "libGLESv2/main.h"
michael@0	11
michael@0	12	#include "libGLESv2/Context.h"
michael@0	13
michael@0	14	static DWORD currentTLS = TLS_OUT_OF_INDEXES;
michael@0	15
michael@0	16	extern "C" BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, LPVOID reserved)
michael@0	17	{
michael@0	18	switch (reason)
michael@0	19	{
michael@0	20	case DLL_PROCESS_ATTACH:
michael@0	21	{
michael@0	22	currentTLS = TlsAlloc();
michael@0	23
michael@0	24	if (currentTLS == TLS_OUT_OF_INDEXES)
michael@0	25	{
michael@0	26	return FALSE;
michael@0	27	}
michael@0	28	}
michael@0	29	// Fall throught to initialize index
michael@0	30	case DLL_THREAD_ATTACH:
michael@0	31	{
michael@0	32	gl::Current *current = (gl::Current*)LocalAlloc(LPTR, sizeof(gl::Current));
michael@0	33
michael@0	34	if (current)
michael@0	35	{
michael@0	36	TlsSetValue(currentTLS, current);
michael@0	37
michael@0	38	current->context = NULL;
michael@0	39	current->display = NULL;
michael@0	40	}
michael@0	41	}
michael@0	42	break;
michael@0	43	case DLL_THREAD_DETACH:
michael@0	44	{
michael@0	45	void *current = TlsGetValue(currentTLS);
michael@0	46
michael@0	47	if (current)
michael@0	48	{
michael@0	49	LocalFree((HLOCAL)current);
michael@0	50	}
michael@0	51	}
michael@0	52	break;
michael@0	53	case DLL_PROCESS_DETACH:
michael@0	54	{
michael@0	55	void *current = TlsGetValue(currentTLS);
michael@0	56
michael@0	57	if (current)
michael@0	58	{
michael@0	59	LocalFree((HLOCAL)current);
michael@0	60	}
michael@0	61
michael@0	62	TlsFree(currentTLS);
michael@0	63	}
michael@0	64	break;
michael@0	65	default:
michael@0	66	break;
michael@0	67	}
michael@0	68
michael@0	69	return TRUE;
michael@0	70	}
michael@0	71
michael@0	72	namespace gl
michael@0	73	{
michael@0	74	void makeCurrent(Context *context, egl::Display *display, egl::Surface *surface)
michael@0	75	{
michael@0	76	Current *current = (Current*)TlsGetValue(currentTLS);
michael@0	77
michael@0	78	current->context = context;
michael@0	79	current->display = display;
michael@0	80
michael@0	81	if (context && display && surface)
michael@0	82	{
michael@0	83	context->makeCurrent(surface);
michael@0	84	}
michael@0	85	}
michael@0	86
michael@0	87	Context *getContext()
michael@0	88	{
michael@0	89	Current *current = (Current*)TlsGetValue(currentTLS);
michael@0	90
michael@0	91	return current->context;
michael@0	92	}
michael@0	93
michael@0	94	Context *getNonLostContext()
michael@0	95	{
michael@0	96	Context *context = getContext();
michael@0	97
michael@0	98	if (context)
michael@0	99	{
michael@0	100	if (context->isContextLost())
michael@0	101	{
michael@0	102	gl::error(GL_OUT_OF_MEMORY);
michael@0	103	return NULL;
michael@0	104	}
michael@0	105	else
michael@0	106	{
michael@0	107	return context;
michael@0	108	}
michael@0	109	}
michael@0	110	return NULL;
michael@0	111	}
michael@0	112
michael@0	113	egl::Display *getDisplay()
michael@0	114	{
michael@0	115	Current *current = (Current*)TlsGetValue(currentTLS);
michael@0	116
michael@0	117	return current->display;
michael@0	118	}
michael@0	119
michael@0	120	// Records an error code
michael@0	121	void error(GLenum errorCode)
michael@0	122	{
michael@0	123	gl::Context *context = glGetCurrentContext();
michael@0	124
michael@0	125	if (context)
michael@0	126	{
michael@0	127	switch (errorCode)
michael@0	128	{
michael@0	129	case GL_INVALID_ENUM:
michael@0	130	context->recordInvalidEnum();
michael@0	131	TRACE("\t! Error generated: invalid enum\n");
michael@0	132	break;
michael@0	133	case GL_INVALID_VALUE:
michael@0	134	context->recordInvalidValue();
michael@0	135	TRACE("\t! Error generated: invalid value\n");
michael@0	136	break;
michael@0	137	case GL_INVALID_OPERATION:
michael@0	138	context->recordInvalidOperation();
michael@0	139	TRACE("\t! Error generated: invalid operation\n");
michael@0	140	break;
michael@0	141	case GL_OUT_OF_MEMORY:
michael@0	142	context->recordOutOfMemory();
michael@0	143	TRACE("\t! Error generated: out of memory\n");
michael@0	144	break;
michael@0	145	case GL_INVALID_FRAMEBUFFER_OPERATION:
michael@0	146	context->recordInvalidFramebufferOperation();
michael@0	147	TRACE("\t! Error generated: invalid framebuffer operation\n");
michael@0	148	break;
michael@0	149	default: UNREACHABLE();
michael@0	150	}
michael@0	151	}
michael@0	152	}
michael@0	153
michael@0	154	}
michael@0	155