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// This code contains NVIDIA Confidential Information and is disclosed to you
// under a form of NVIDIA software license agreement provided separately to you.
//
// Notice
// NVIDIA Corporation and its licensors retain all intellectual property and
// proprietary rights in and to this software and related documentation and
// any modifications thereto. Any use, reproduction, disclosure, or
// distribution of this software and related documentation without an express
// license agreement from NVIDIA Corporation is strictly prohibited.
//
// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
//
// Information and code furnished is believed to be accurate and reliable.
// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
// information or for any infringement of patents or other rights of third parties that may
// result from its use. No license is granted by implication or otherwise under any patent
// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
// This code supersedes and replaces all information previously supplied.
// NVIDIA Corporation products are not authorized for use as critical
// components in life support devices or systems without express written approval of
// NVIDIA Corporation.
//
// Copyright (c) 2008-2017 NVIDIA Corporation. All rights reserved.
#include <RendererTextureDesc.h>
using namespace SampleRenderer;
RendererTextureDesc::RendererTextureDesc(void)
{
format = RendererTexture::NUM_FORMATS;
filter = RendererTexture::FILTER_LINEAR;
addressingU = RendererTexture::ADDRESSING_WRAP;
addressingV = RendererTexture::ADDRESSING_WRAP;
addressingW = RendererTexture::ADDRESSING_WRAP;
width = 0;
height = 0;
depth = 1;
numLevels = 0;
renderTarget = false;
data = NULL;
}
bool RendererTextureDesc::isValid(void) const
{
bool ok = true;
if(format >= RendererTexture2D::NUM_FORMATS) ok = false;
if(filter >= RendererTexture2D::NUM_FILTERS) ok = false;
if(addressingU >= RendererTexture2D::NUM_ADDRESSING) ok = false;
if(addressingV >= RendererTexture2D::NUM_ADDRESSING) ok = false;
if(width <= 0 || height <= 0 || depth <= 0) ok = false; // TODO: check for power of two.
if(numLevels <= 0) ok = false;
if(renderTarget)
{
if(depth > 1) ok = false;
if(format == RendererTexture2D::FORMAT_DXT1) ok = false;
if(format == RendererTexture2D::FORMAT_DXT3) ok = false;
if(format == RendererTexture2D::FORMAT_DXT5) ok = false;
}
return ok;
}
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