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- removed unused FSoftwareTexture::GenerateBgraMipmapsFast() function.

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This commit is contained in:
Christoph Oelckers 2021-02-06 13:18:15 +01:00
parent aad50cb218
commit 572db3930d
2 changed files with 0 additions and 48 deletions
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47
src/rendering/swrenderer/textures/r_swtexture.cpp
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@ -550,53 +550,6 @@ void FSoftwareTexture::GenerateBgraMipmaps()
//
//==========================================================================
void FSoftwareTexture::GenerateBgraMipmapsFast()
{
uint32_t *src = PixelsBgra.Data();
uint32_t *dest = src + GetPhysicalWidth() * GetPhysicalHeight();
int levels = MipmapLevels();
for (int i = 1; i < levels; i++)
{
int srcw = MAX(GetPhysicalWidth() >> (i - 1), 1);
int srch = MAX(GetPhysicalHeight() >> (i - 1), 1);
int w = MAX(GetPhysicalWidth() >> i, 1);
int h = MAX(GetPhysicalHeight() >> i, 1);
for (int x = 0; x < w; x++)
{
int sx0 = x * 2;
int sx1 = MIN((x + 1) * 2, srcw - 1);
for (int y = 0; y < h; y++)
{
int sy0 = y * 2;
int sy1 = MIN((y + 1) * 2, srch - 1);
uint32_t src00 = src[sy0 + sx0 * srch];
uint32_t src01 = src[sy1 + sx0 * srch];
uint32_t src10 = src[sy0 + sx1 * srch];
uint32_t src11 = src[sy1 + sx1 * srch];
uint32_t alpha = (APART(src00) + APART(src01) + APART(src10) + APART(src11) + 2) / 4;
uint32_t red = (RPART(src00) + RPART(src01) + RPART(src10) + RPART(src11) + 2) / 4;
uint32_t green = (GPART(src00) + GPART(src01) + GPART(src10) + GPART(src11) + 2) / 4;
uint32_t blue = (BPART(src00) + BPART(src01) + BPART(src10) + BPART(src11) + 2) / 4;
dest[y + x * h] = (alpha << 24) | (red << 16) | (green << 8) | blue;
}
}
src = dest;
dest += w * h;
}
}
//==========================================================================
//
//
//
//==========================================================================
void FSoftwareTexture::FreeAllSpans()
{
for(int i = 0; i < 3; i++)

1
src/rendering/swrenderer/textures/r_swtexture.h
View file

@ -104,7 +104,6 @@ public:
void GenerateBgraFromBitmap(const FBitmap &bitmap);
void CreatePixelsBgraWithMipmaps();
void GenerateBgraMipmaps();
void GenerateBgraMipmapsFast();
int MipmapLevels();
// Returns true if GetPixelsBgra includes mipmaps