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authorDave Airlie <airliedfreedesktop.org>2004-06-17 13:42:45 +0000
committerDave Airlie <airliedfreedesktop.org>2004-06-17 13:42:45 +0000
commit919498e41c7fd766165db6905ca2f36449d27522 (patch)
tree2e1d67fb22bbb33adb958e511346581789c59de9 /src
parent85ffbdd8d7ee03698dabb15db0c479f0d49599b7 (diff)
Fix up texture compression mipmapping .. not sure if it fixes FXT1 but
with S3TC patch it fixes those
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/i830/i830_texmem.c18
-rw-r--r--src/mesa/drivers/dri/i830/i830_texstate.c10
2 files changed, 21 insertions, 7 deletions
diff --git a/src/mesa/drivers/dri/i830/i830_texmem.c b/src/mesa/drivers/dri/i830/i830_texmem.c
index 1a5abf5bab7..6a30b496555 100644
--- a/src/mesa/drivers/dri/i830/i830_texmem.c
+++ b/src/mesa/drivers/dri/i830/i830_texmem.c
@@ -105,17 +105,23 @@ static void i830UploadTexLevel( i830ContextPtr imesa,
if (!image || !image->Data)
return;
- if (image->Width * image->TexFormat->TexelBytes == t->Pitch) {
+ if (image->IsCompressed) {
GLubyte *dst = (GLubyte *)(t->BufAddr + t->image[0][hwlevel].offset);
GLubyte *src = (GLubyte *)image->Data;
-
- memcpy( dst, src, t->Pitch * image->Height );
+
+ if ((t->Setup[I830_TEXREG_TM0S1] & TM0S1_MT_FORMAT_MASK)==MT_COMPRESS_FXT1)
+ {
+ for (j = 0 ; j < image->Height/4 ; j++, dst += (t->Pitch)) {
+ __memcpy(dst, src, (image->Width*2) );
+ src += image->Width*2;
+ }
+ }
}
- else if (image->IsCompressed) {
- GLubyte *dst = (GLubyte *)(t->BufAddr + t->image[0][hwlevel].offset);
+ else if (image->Width * image->TexFormat->TexelBytes == t->Pitch) {
+ GLubyte *dst = (GLubyte *)(t->BufAddr + t->image[0][hwlevel].offset);
GLubyte *src = (GLubyte *)image->Data;
- memcpy( dst, src, image->CompressedSize );
+ memcpy( dst, src, t->Pitch * image->Height );
}
else switch (image->TexFormat->TexelBytes) {
case 1:
diff --git a/src/mesa/drivers/dri/i830/i830_texstate.c b/src/mesa/drivers/dri/i830/i830_texstate.c
index 6b8193c9246..d5440141bfe 100644
--- a/src/mesa/drivers/dri/i830/i830_texstate.c
+++ b/src/mesa/drivers/dri/i830/i830_texstate.c
@@ -159,8 +159,16 @@ static void i830SetTexImages( i830ContextPtr imesa,
break;
t->image[0][i].offset = total_height * pitch;
+ if (t->image[0][i].image->IsCompressed)
+ {
+ if (t->image[0][i].image->Height > 4)
+ total_height += t->image[0][i].image->Height/4;
+ else
+ total_height += 1;
+ }
+ else
+ total_height += t->image[0][i].image->Height;
t->image[0][i].internalFormat = baseImage->Format;
- total_height += t->image[0][i].image->Height;
}
t->Pitch = pitch;