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81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
#include "Texture.h"
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#include "util/AllocDebug.h"
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#include "img/ImageData.h"
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USING_NS_BF;
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Texture::Texture()
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{
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mRefCount = 0;
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}
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void Texture::AddRef()
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{
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mRefCount++;
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}
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void Texture::Release()
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{
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mRefCount--;
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if (mRefCount == 0)
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delete this;
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}
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void TextureSegment::InitFromTexture(Texture* texture)
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{
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mTexture = texture;
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mU1 = 0;
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mV1 = 0;
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mU2 = 1.0f;
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mV2 = 1.0f;
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mScaleX = (float) mTexture->mWidth;
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mScaleY = (float) mTexture->mHeight;
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}
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void TextureSegment::SetBits(int destX, int destY, int destWidth, int destHeight, int srcPitch, uint32* bits)
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{
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int x1 = (int)(mU1 * mTexture->mWidth + 0.5f);
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int y1 = (int)(mV1 * mTexture->mHeight + 0.5f);
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mTexture->SetBits(destX + x1, destY + y1, destWidth, destHeight, srcPitch, bits);
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}
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void TextureSegment::GetBits(int srcX, int srcY, int srcWidth, int srcHeight, int destPitch, uint32* bits)
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{
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int x1 = (int)(mU1 * mTexture->mWidth + 0.5f);
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int y1 = (int)(mV1 * mTexture->mHeight + 0.5f);
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mTexture->GetBits(srcX + x1, srcY + y1, srcWidth, srcHeight, destPitch, bits);
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}
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void TextureSegment::GetImageData(ImageData& imageData)
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{
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int x1 = (int)(mU1 * mTexture->mWidth + 0.5f);
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int x2 = (int)(mU2 * mTexture->mWidth + 0.5f);
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int y1 = (int)(mV1 * mTexture->mHeight + 0.5f);
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int y2 = (int)(mV2 * mTexture->mHeight + 0.5f);
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imageData.CreateNew(x2 - x1, y2 - y1);
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mTexture->GetBits(x1, y1, x2 - x1, y2 - y1, x2 - x1, imageData.mBits);
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}
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void TextureSegment::GetImageData(ImageData& imageData, int destX, int destY)
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{
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int x1 = (int)(mU1 * mTexture->mWidth + 0.5f);
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int x2 = (int)(mU2 * mTexture->mWidth + 0.5f);
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int y1 = (int)(mV1 * mTexture->mHeight + 0.5f);
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int y2 = (int)(mV2 * mTexture->mHeight + 0.5f);
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mTexture->GetBits(x1, y1, x2 - x1, y2 - y1, imageData.mWidth, imageData.mBits + destX + destY * imageData.mWidth);
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}
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void TextureSegment::SetImageData(ImageData& imageData)
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{
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SetBits(0, 0, imageData.mWidth, imageData.mHeight, imageData.mStride, imageData.mBits);
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}
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RectF TextureSegment::GetRect()
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{
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float x1 = mU1 * mTexture->mWidth;
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float x2 = mU2 * mTexture->mWidth;
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float y1 = mV1 * mTexture->mHeight;
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float y2 = mV2 * mTexture->mHeight;
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return RectF(x1, y1, x2 - x1, y2 - y1);
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}
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