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62 lines
1.3 KiB
C++
62 lines
1.3 KiB
C++
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#include "nvtt_experimental.h"
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/*
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Errors in the original API:
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- Too many memory copies.
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- Implementation too complicated.
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- Error output should not be in output options.
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- Data driven interface. Follows the dialog model. Provide all the data upfront.
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*/
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// Output texture with mipmaps
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void example0()
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{
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CompressionOptions compressionOptions;
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OutputOptions outputOptions;
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Texture img;
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img.setTexture2D(format, w, h, 0, data);
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Compressor context;
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context.outputHeader(outputOptions);
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context.outputCompressed(img, compressionOptions, outputOptions);
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img.toLinear(2.2);
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while (img.downsample(NVTT_FILTER_BOX))
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{
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img.toGamma(2.2);
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outputCompressed(img, compressionOptions, outputOptions);
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}
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}
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// Output texture with colored mipmaps
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void example1()
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{
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CompressionOptions compressionOptions;
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OutputOptions outputOptions;
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Texture img;
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img.setTexture2D(format, w, h, 0, data);
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Compressor context;
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context.outputHeader(outputOptions);
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context.outputCompressed(img, compressionOptions, outputOptions);
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img.toLinear(2.2);
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while (img.downsample(NVTT_FILTER_BOX))
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{
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img.toGamma(2.2);
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Texture mipmap = img;
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mipmap.blend(color[i].r, color[i].g, color[i].b, 0.5f);
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context.outputCompressed(mipmap, compressionOptions, outputOptions);
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}
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}
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