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Relax Texture:replacePixels sub-rect restriction for compressed textures.

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This commit is contained in:
Alex Szpakowski
2021-12-27 12:10:37 -04:00
parent 75b2ddc3c9
commit 4195911680
2 changed files with 19 additions and 7 deletions
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src/modules/graphics/opengl/Texture.cpp
+8 -5
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@@ -466,13 +466,16 @@ void Texture::uploadByteData(PixelFormat pixelformat, const void *data, size_t s
if (isPixelFormatCompressed(pixelformat))
{
if (r.x != 0 || r.y != 0)
throw love::Exception("x and y parameters must be 0 for compressed textures.");
if (texType == TEXTURE_2D || texType == TEXTURE_CUBE)
glCompressedTexImage2D(gltarget, level, fmt.internalformat, r.w, r.h, 0, size, data);
{
// Possible issues on some very old drivers if TexSubImage is used.
if (r.x != 0 || r.y != 0 || r.w != getPixelWidth(level) || r.h != getPixelHeight(level))
glCompressedTexSubImage2D(gltarget, level, r.x, r.y, r.w, r.h, fmt.internalformat, size, data);
else
glCompressedTexImage2D(gltarget, level, fmt.internalformat, r.w, r.h, 0, size, data);
}
else if (texType == TEXTURE_2D_ARRAY || texType == TEXTURE_VOLUME)
glCompressedTexSubImage3D(gltarget, level, 0, 0, slice, r.w, r.h, 1, fmt.internalformat, size, data);
glCompressedTexSubImage3D(gltarget, level, r.x, r.y, slice, r.w, r.h, 1, fmt.internalformat, size, data);
}
else
{