mirror of
https://github.com/nillerusr/source-engine.git
synced 2024-12-22 22:27:05 +00:00
92 lines
3.3 KiB
C
92 lines
3.3 KiB
C
|
/*
|
||
|
|
* CVDirect3DTexture.h
|
||
|
|
* CoreVideo
|
||
|
|
*
|
||
|
|
* Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*! @header CVDirect3DTexture.h
|
||
|
|
@copyright 2004 Apple Computer, Inc. All rights reserved.
|
||
|
|
@discussion A CoreVideo Texture derives from an ImageBuffer, and is used for supplying source image data to Direct3D.
|
||
|
|
|
||
|
|
*/
|
||
|
|
|
||
|
|
#if !defined(__COREVIDEO_CVDIRECT3DTEXTURE_H__)
|
||
|
|
#define __COREVIDEO_CVDIRECT3DTEXTURE_H__ 1
|
||
|
|
|
||
|
|
#include <CVBase.h>
|
||
|
|
#include <CVReturn.h>
|
||
|
|
#include <CVImageBuffer.h>
|
||
|
|
|
||
|
|
#if defined(__cplusplus)
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#pragma mark CVDirect3DTexture
|
||
|
|
|
||
|
|
/*!
|
||
|
|
@typedef CVDirect3DTextureRef
|
||
|
|
@abstract Direct3D texture based image buffer
|
||
|
|
|
||
|
|
*/
|
||
|
|
typedef CVImageBufferRef CVDirect3DTextureRef;
|
||
|
|
|
||
|
|
CV_EXPORT CFTypeID CVDirect3DTextureGetTypeID();
|
||
|
|
|
||
|
|
/*!
|
||
|
|
@function CVDirect3DTextureRetain
|
||
|
|
@abstract Retains a CVDirect3DTexture object
|
||
|
|
@discussion Equivalent to CFRetain, but NULL safe
|
||
|
|
@param buffer A CVDirect3DTexture object that you want to retain.
|
||
|
|
@result A CVDirect3DTexture object that is the same as the passed in buffer.
|
||
|
|
*/
|
||
|
|
CV_EXPORT CVDirect3DTextureRef CVDirect3DTextureRetain( CVDirect3DTextureRef texture );
|
||
|
|
|
||
|
|
/*!
|
||
|
|
@function CVDirect3DTextureRelease
|
||
|
|
@abstract Releases a CVDirect3DTexture object
|
||
|
|
@discussion Equivalent to CFRelease, but NULL safe
|
||
|
|
@param buffer A CVDirect3DTexture object that you want to release.
|
||
|
|
*/
|
||
|
|
CV_EXPORT void CVDirect3DTextureRelease( CVDirect3DTextureRef texture );
|
||
|
|
|
||
|
|
/*!
|
||
|
|
@function CVDirect3DTextureGetName
|
||
|
|
@abstract Returns the raw texture associated with the CVDirect3DTexture
|
||
|
|
@param image Target CVDirect3DTexture
|
||
|
|
@result an LPDIRECT3DTEXTURE9 pointing to the texture
|
||
|
|
*/
|
||
|
|
CV_EXPORT void* CVDirect3DTextureGetName( CVDirect3DTextureRef image);
|
||
|
|
|
||
|
|
/*!
|
||
|
|
@function CVDirect3DTextureIsFlipped
|
||
|
|
@abstract Returns whether the image is flipped vertically or not.
|
||
|
|
@param image Target CVDirect3DTexture
|
||
|
|
@result True if 0,0 in the texture is upper left, false if 0,0 is lower left
|
||
|
|
*/
|
||
|
|
CV_EXPORT Boolean CVDirect3DTextureIsFlipped( CVDirect3DTextureRef image);
|
||
|
|
|
||
|
|
/*!
|
||
|
|
@function CVDirect3DTextureGetCleanTexCoords
|
||
|
|
@abstract Returns convenient texture coordinates for the part of the image that should be displayed
|
||
|
|
@discussion This function automatically takes into account whether or not the texture is flipped. It returns
|
||
|
|
texture coordinate values from 0.0 to 1.0 ready for use in a Direct3D VertexBuffer.
|
||
|
|
@param image Target CVDirect3DTexture
|
||
|
|
@param lowerLeft - array of two floats where the s and t texture coordinates of the lower left corner of the image will be stored
|
||
|
|
@param lowerRight - array of two floats where the s and t texture coordinates of the lower right corner of the image will be stored
|
||
|
|
@param upperRight - array of two floats where the s and t texture coordinates of the upper right corner of the image will be stored
|
||
|
|
@param upperLeft - array of two floats where the s and t texture coordinates of the upper right corner of the image will be stored
|
||
|
|
*/
|
||
|
|
CV_EXPORT void CVDirect3DTextureGetCleanTexCoords( CVDirect3DTextureRef image,
|
||
|
|
float lowerLeft[2],
|
||
|
|
float lowerRight[2],
|
||
|
|
float upperRight[2],
|
||
|
|
float upperLeft[2]);
|
||
|
|
|
||
|
|
#if defined(__cplusplus)
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|