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agx: Translate LOD modes more generically

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Now includes support for auto_load_bias mode.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14899>
This commit is contained in:
Alyssa Rosenzweig
2022-01-18 09:48:13 -05:00
committed by Marge Bot
parent d5b7d629d7
commit e2903f66ec
1 changed files with 12 additions and 4 deletions
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16
src/asahi/compiler/agx_compile.c
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@@ -784,6 +784,17 @@ agx_tex_dim(enum glsl_sampler_dim dim, bool array)
}
}
static enum agx_lod_mode
agx_lod_mode_for_nir(nir_texop op)
{
switch (op) {
case nir_texop_tex: return AGX_LOD_MODE_AUTO_LOD;
case nir_texop_txb: return AGX_LOD_MODE_AUTO_LOD_BIAS;
case nir_texop_txl: return AGX_LOD_MODE_LOD_MIN;
default: unreachable("Unhandled texture op");
}
}
static void
agx_emit_tex(agx_builder *b, nir_tex_instr *instr)
{
@@ -795,9 +806,6 @@ agx_emit_tex(agx_builder *b, nir_tex_instr *instr)
unreachable("Unhandled texture op");
}
enum agx_lod_mode lod_mode = (instr->op == nir_texop_tex) ?
AGX_LOD_MODE_AUTO_LOD : AGX_LOD_MODE_LOD_MIN;
agx_index coords = agx_null(),
texture = agx_immediate(instr->texture_index),
sampler = agx_immediate(instr->sampler_index),
@@ -830,7 +838,7 @@ agx_emit_tex(agx_builder *b, nir_tex_instr *instr)
agx_texture_sample_to(b, agx_dest_index(&instr->dest),
coords, lod, texture, sampler, offset,
agx_tex_dim(instr->sampler_dim, instr->is_array),
lod_mode,
agx_lod_mode_for_nir(instr->op),
0xF, /* TODO: wrmask */
0);