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Fix Buffer copy range calculation;

This commit is contained in:
bjorn 2022-05-26 00:11:02 -07:00
parent 6440bc68f3
commit 03a53bcae2
1 changed files with 2 additions and 2 deletions
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4
src/api/l_graphics_pass.c
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@ -278,8 +278,8 @@ static int l_lovrPassCopy(lua_State* L) {
const BufferInfo* info = lovrBufferGetInfo(buffer);
uint32_t limit = MIN(blob->size - srcOffset, info->length * info->stride - dstOffset);
uint32_t extent = luax_optu32(L, 6, limit);
lovrCheck(extent < blob->size - srcOffset, "Buffer copy range exceeds Blob size");
lovrCheck(extent < info->length * info->stride, "Buffer copy offset exceeds Buffer size");
lovrCheck(extent <= blob->size - srcOffset, "Buffer copy range exceeds Blob size");
lovrCheck(extent <= info->length * info->stride - dstOffset, "Buffer copy offset exceeds Buffer size");
lovrPassCopyDataToBuffer(pass, (char*) blob->data + srcOffset, buffer, dstOffset, extent);
return 0;
}