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r300: rework texture offset emission.

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This commit is contained in:
Jerome Glisse 2009-05-28 11:40:58 +02:00
parent 3a6dd3ebb3
commit 2f9189d538
1 changed files with 13 additions and 7 deletions
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20
src/mesa/drivers/dri/r300/r300_cmdbuf.c
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@ -179,27 +179,33 @@ static void emit_tex_offsets(GLcontext *ctx, struct radeon_state_atom * atom)
if (r300->radeon.radeonScreen->kernel_mm && notexture) {
return;
}
BEGIN_BATCH_NO_AUTOSTATE(4 * numtmus);
for(i = 0; i < numtmus; ++i) {
radeonTexObj *t = r300->hw.textures[i];
OUT_BATCH_REGSEQ(R300_TX_OFFSET_0 + (i * 4), 1);
if (t && !t->image_override) {
BEGIN_BATCH_NO_AUTOSTATE(4);
OUT_BATCH_REGSEQ(R300_TX_OFFSET_0 + (i * 4), 1);
OUT_BATCH_RELOC(t->tile_bits, t->mt->bo, 0,
RADEON_GEM_DOMAIN_GTT|RADEON_GEM_DOMAIN_VRAM, 0, 0);
END_BATCH();
} else if (!t) {
OUT_BATCH(r300->radeon.radeonScreen->texOffset[0]);
/* Texture unit hasn't a texture bound nothings to do */
} else { /* override cases */
if (t->bo) {
BEGIN_BATCH_NO_AUTOSTATE(4);
OUT_BATCH_REGSEQ(R300_TX_OFFSET_0 + (i * 4), 1);
OUT_BATCH_RELOC(t->tile_bits, t->bo, 0,
RADEON_GEM_DOMAIN_GTT|RADEON_GEM_DOMAIN_VRAM, 0, 0);
END_BATCH();
} else if (!r300->radeon.radeonScreen->kernel_mm) {
BEGIN_BATCH_NO_AUTOSTATE(2);
OUT_BATCH_REGSEQ(R300_TX_OFFSET_0 + (i * 4), 1);
OUT_BATCH(t->override_offset);
}
else
OUT_BATCH(r300->radeon.radeonScreen->texOffset[0]);
END_BATCH();
} else {
/* Texture unit hasn't a texture bound nothings to do */
}
}
}
END_BATCH();
}
}