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/****************************************************************************
**
** Copyright (C) 1993-2009 NVIDIA Corporation.
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt 3D Studio.
**
** $QT_BEGIN_LICENSE:GPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
//==============================================================================
// Includes
//==============================================================================
#pragma once
#include "Qt3DSBasicPluginDLL.h"
#include <QtGlobal>
#ifdef __cplusplus
extern "C" {
#endif
//==============================================================================
// Enums
//==============================================================================
// Texture format
typedef enum _ETEXTUREFORMAT {
ETEXTUREFORMAT_Unknown = 0,
ETEXTUREFORMAT_RGBA8,
ETEXTUREFORMAT_RGB8,
ETEXTUREFORMAT_RGB565,
ETEXTUREFORMAT_RGBA5551,
ETEXTUREFORMAT_Alpha8,
ETEXTUREFORMAT_Luminance8,
ETEXTUREFORMAT_LuminanceAlpha8,
ETEXTUREFORMAT_RGBA_DXT1,
ETEXTUREFORMAT_RGB_DXT1,
ETEXTUREFORMAT_RGBA_DXT3,
ETEXTUREFORMAT_RGBA_DXT5,
} ETEXTUREFORMAT;
//==============================================================================
// Functions declarations
//==============================================================================
//==============================================================================
/**
* Perform plugin initialization.
* @param inArgs string arguments from XIF arg parameter
* @return EDLLSTATUS_OK if initialization suceeds
*/
typedef long (*PROC_Initialize)(const char *inArgs);
Q_DECL_EXPORT long Initialize(const char *inArgs);
//==============================================================================
/**
* Passes the current screen size and format to the plugin.
* Plugin should override with it's own desired settings.
* This affects the size and format of the allocated offscreen texture.
* When resources are allocated, SetAllocatedRenderInfo will be called to
* inform the plugin of the allocated resources
* @param ioWidth width
* @param ioHeight height
* @param ioTextureFormat See ETEXTUREFORMAT
*/
typedef void (*PROC_GetDesiredTextureSize)(long *ioWidth, long *ioHeight,
ETEXTUREFORMAT *ioTextureFormat);
Q_DECL_EXPORT void GetDesiredTextureSize(long *ioWidth, long *ioHeight,
ETEXTUREFORMAT *ioTextureFormat);
//==============================================================================
/**
* Information about the current EGL environment.
* Useful if plugin wishes to switch EGLContext to manage it's own state.
* Optional
* @param inEGLDisplay pointer to EGLDisplay
* @param inEGLCurrentContext pointer to current EGLContext
* @param inEGLSurface pointer to EGLSurface
* @param inEGLConfig pointer to EGLConfig attributes
*/
typedef void (*PROC_SetEGLInfo)(void *inEGLDisplay, void *inEGLCurrentContext, void *inEGLSurface,
void *inEGLConfig);
Q_DECL_EXPORT void SetEGLInfo(void *inEGLDisplay, void *inEGLCurrentContext,
void *inEGLSurface, void *inEGLConfig);
//==============================================================================
/**
* Render pulse whenever the runtime requires a frame from the plugin.
* Note that if plugin wishes to switch EGLContext,
* it should restore the previous EGLContext(obtained from SetEGLInfo) at the end of this
*function.
* @param inHostWidth width of the host rectangle
* @param inHostHeight height of the host rectangle
* @param inDrawTime current time in milliseconds
*/
typedef void (*PROC_Render)(long inHostWidth, long inHostHeight, long inDrawTime);
Q_DECL_EXPORT void Render(long inHostWidth, long inHostHeight, long inDrawTime);
//==============================================================================
/**
* Perform plugin uninitialization.
* @return EDLLSTATUS_OK if successful
*/
typedef long (*PROC_Uninitialize)();
Q_DECL_EXPORT long Uninitialize();
#ifdef __cplusplus
}
#endif
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