Add some external dependencies.
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Ignacio
171
extern/pvrtextool/Include/PVRTextureUtilities.h
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171
extern/pvrtextool/Include/PVRTextureUtilities.h
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/******************************************************************************
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@File PVRTextureUtilities.h
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@Title
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@Version
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@Copyright Copyright (c) Imagination Technologies Limited. All Rights Reserved. Strictly Confidential.
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@Platform
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@Description
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******************************************************************************/
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#ifndef _PVRTEXTURE_UTILITIES_H
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#define _PVRTEXTURE_UTILITIES_H
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#include "PVRTextureFormat.h"
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#include "PVRTexture.h"
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namespace pvrtexture
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{
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/*!***********************************************************************
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@Function Resize
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@Input sTexture
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@Input u32NewWidth
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@Input u32NewHeight
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@Input u32NewDepth
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@Input eResizeMode
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@Return bool Whether the method succeeds or not.
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@Description Resizes the texture to new specified dimensions. Filtering
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mode is specified with "eResizeMode".
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*************************************************************************/
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bool PVR_DLL Resize(CPVRTexture& sTexture, const uint32& u32NewWidth, const uint32& u32NewHeight, const uint32& u32NewDepth, const EResizeMode eResizeMode);
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/*!***********************************************************************
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@Function Rotate90
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@Input sTexture
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@Input eRotationAxis
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@Input bForward
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@Return bool Whether the method succeeds or not.
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@Description Rotates a texture by 90 degrees around the given axis. bForward controls direction of rotation.
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*************************************************************************/
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bool PVR_DLL Rotate90(CPVRTexture& sTexture, const EPVRTAxis eRotationAxis, const bool bForward);
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/*!***********************************************************************
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@Function Flip
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@Input sTexture
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@Input eFlipDirection
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@Return bool Whether the method succeeds or not.
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@Description Flips a texture in a given direction.
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*************************************************************************/
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bool PVR_DLL Flip(CPVRTexture& sTexture, const EPVRTAxis eFlipDirection);
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/*!***********************************************************************
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@Function Border
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@Input sTexture
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@Input uiBorderX
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@Input uiBorderY
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@Input uiBorderZ
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@Return bool Whether the method succeeds or not.
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@Description Adds a user specified border to the texture.
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*************************************************************************/
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bool PVR_DLL Border(CPVRTexture& sTexture, uint32 uiBorderX, uint32 uiBorderY, uint32 uiBorderZ);
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/*!***********************************************************************
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@Function PreMultiplyAlpha
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@Input sTexture
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@Return bool Whether the method succeeds or not.
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@Description Pre-multiplies a texture's colours by its alpha values.
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*************************************************************************/
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bool PVR_DLL PreMultiplyAlpha(CPVRTexture& sTexture);
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/*!***********************************************************************
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@Function Bleed
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@Input sTexture
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@Return bool Whether the method succeeds or not.
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@Description Allows a texture's colours to run into any fully transparent areas.
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*************************************************************************/
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bool PVR_DLL Bleed(CPVRTexture& sTexture);
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/*!***********************************************************************
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@Function SetChannels
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@Input sTexture
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@Input uiNumChannelSets
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@Input eChannels
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@Input pValues
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@Return bool Whether the method succeeds or not.
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@Description Sets the specified number of channels to values specified in pValues.
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*************************************************************************/
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bool PVR_DLL SetChannels(CPVRTexture& sTexture, uint32 uiNumChannelSets, EChannelName *eChannels, uint32 *pValues);
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bool PVR_DLL SetChannelsFloat(CPVRTexture& sTexture, uint32 uiNumChannelSets, EChannelName *eChannels, float *pValues);
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/*!***********************************************************************
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@Function CopyChannels
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@Input sTexture
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@Input sTextureSource
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@Input uiNumChannelCopies
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@Input eChannels
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@Input eChannelsSource
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@Return bool Whether the method succeeds or not.
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@Description Copies the specified channels from sTextureSource into sTexture.
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sTextureSource is not modified so it is possible to use the
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same texture as both input and output. When using the same
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texture as source and destination, channels are preserved
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between swaps (e.g. copying Red to Green and then Green to Red
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will result in the two channels trading places correctly).
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Channels in eChannels are set to the value of the channels
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in eChannelSource.
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*************************************************************************/
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bool PVR_DLL CopyChannels(CPVRTexture& sTexture, const CPVRTexture& sTextureSource, uint32 uiNumChannelCopies, EChannelName *eChannels, EChannelName *eChannelsSource);
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/*!***********************************************************************
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@Function GenerateNormalMap
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@Input sTexture
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@Input fScale
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@Input sChannelOrder
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@Return bool Whether the method succeeds or not.
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@Description Generates a Normal Map from a given height map.
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Assumes the red channel has the height values.
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By default outputs to red/green/blue = x/y/z,
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this can be overridden by specifying a channel
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order in sChannelOrder. The channels specified
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will output to red/green/blue/alpha in that order.
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So "xyzh" maps x to red, y to green, z to blue
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and h to alpha. 'h' is used to specify that the
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original height map data should be preserved in
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the given channel.
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*************************************************************************/
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bool PVR_DLL GenerateNormalMap(CPVRTexture& sTexture, const float fScale, CPVRTString sChannelOrder);
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/*!***********************************************************************
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@Function GenerateMIPMaps
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@Input sTexture
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@Input eFilterMode
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@Input uiMIPMapsToDo
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@Return bool Whether the method succeeds or not.
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@Description Generates MIPMaps for a source texture. Default is to
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create a complete MIPMap chain, however this can be
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overridden with uiMIPMapsToDo.
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*************************************************************************/
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bool PVR_DLL GenerateMIPMaps(CPVRTexture& sTexture, const EResizeMode eFilterMode, const uint32 uiMIPMapsToDo=PVRTEX_ALLMIPLEVELS);
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/*!***********************************************************************
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@Function ColourMIPMaps
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@Input sTexture
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@Return bool Whether the method succeeds or not.
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@Description Colours a texture's MIPMap levels with artificial colours
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for debugging. MIP levels are coloured in the order:
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Red, Green, Blue, Cyan, Magenta and Yellow
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in a repeating pattern.
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*************************************************************************/
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bool PVR_DLL ColourMIPMaps(CPVRTexture& sTexture);
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/*!***********************************************************************
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@Function Transcode
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@Input sTexture
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@Input ptFormat
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@Input eChannelType
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@Input eColourspace
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@Input eQuality
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@Input bDoDither
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@Return bool Whether the method succeeds or not.
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@Description Transcodes a texture from its original format into a newly specified format.
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Will either quantise or dither to lower precisions based on bDoDither.
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uiQuality specifies the quality for PVRTC and ETC compression.
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*************************************************************************/
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bool PVR_DLL Transcode(CPVRTexture& sTexture, const PixelType ptFormat, const EPVRTVariableType eChannelType, const EPVRTColourSpace eColourspace, const ECompressorQuality eQuality=ePVRTCNormal, const bool bDoDither=false);
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};
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#endif //_PVRTEXTURE_UTILTIES_H
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