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Require 25% of texture to overlap framebuffer.

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Because it's probably wrong if only a small amount overlaps.
This commit is contained in:
Unknown W. Brackets 2014-06-26 00:48:48 -07:00
parent 19f4ad8c5c
commit b829be1bfe
1 changed files with 4 additions and 2 deletions
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6
GPU/GLES/TextureCache.cpp
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@ -252,7 +252,6 @@ void TextureCache::AttachFramebufferInvalid(TexCacheEntry *entry, VirtualFramebu
}
bool TextureCache::AttachFramebuffer(TexCacheEntry *entry, u32 address, VirtualFramebuffer *framebuffer, u32 texaddrOffset) {
static const u32 MIN_SUBAREA_HEIGHT = 8;
static const u32 MAX_SUBAREA_Y_OFFSET_SAFE = 32;
AttachedFramebufferInfo fbInfo = {0};
@ -263,6 +262,9 @@ bool TextureCache::AttachFramebuffer(TexCacheEntry *entry, u32 address, VirtualF
const u32 texaddr = ((entry->addr + texaddrOffset) & ~mirrorMask);
const bool noOffset = texaddr == addr;
const bool exactMatch = noOffset && entry->format < 4;
const u32 h = 1 << ((entry->dim >> 8) & 0xf);
// 512 on a 272 framebuffer is sane, so let's be lenient.
const u32 minSubareaHeight = h / 4;
// If they match exactly, it's non-CLUT and from the top left.
if (exactMatch) {
@ -309,7 +311,7 @@ bool TextureCache::AttachFramebuffer(TexCacheEntry *entry, u32 address, VirtualF
}
}
if (fbInfo.yOffset + MIN_SUBAREA_HEIGHT >= framebuffer->height) {
if (fbInfo.yOffset + minSubareaHeight >= framebuffer->height) {
// Can't be inside the framebuffer then, ram. Detach to be safe.
DetachFramebuffer(entry, address, framebuffer);
return false;