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llvmpipe/fs: hook up the interpolation APIs.

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This hooks the nir code to the interp code.

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5050>
This commit is contained in:
Dave Airlie
2020-03-27 16:35:20 +10:00
parent 3f71a5e25f
commit 0dac24790e
1 changed files with 35 additions and 0 deletions
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src/gallium/drivers/llvmpipe/lp_state_fs.c
+35
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@@ -318,6 +318,33 @@ lp_build_sample_alpha_to_coverage(struct gallivm_state *gallivm,
s_mask = LLVMBuildAnd(builder, s_mask, test, "");
LLVMBuildStore(builder, s_mask, s_mask_ptr);
}
};
struct lp_build_fs_llvm_iface {
struct lp_build_fs_iface base;
struct lp_build_interp_soa_context *interp;
struct lp_build_for_loop_state *loop_state;
LLVMValueRef mask_store;
};
static LLVMValueRef fs_interp(const struct lp_build_fs_iface *iface,
struct lp_build_context *bld,
unsigned attrib, unsigned chan,
bool centroid, bool sample,
LLVMValueRef attrib_indir,
LLVMValueRef offsets[2])
{
struct lp_build_fs_llvm_iface *fs_iface = (struct lp_build_fs_llvm_iface *)iface;
struct lp_build_interp_soa_context *interp = fs_iface->interp;
unsigned loc = TGSI_INTERPOLATE_LOC_CENTER;
if (centroid)
loc = TGSI_INTERPOLATE_LOC_CENTROID;
if (sample)
loc = TGSI_INTERPOLATE_LOC_SAMPLE;
return lp_build_interp_soa(interp, bld->gallivm, fs_iface->loop_state->counter,
fs_iface->mask_store,
attrib, chan, loc, attrib_indir, offsets);
}
/**
@@ -655,11 +682,19 @@ generate_fs_loop(struct gallivm_state *gallivm,
lp_build_interp_soa_update_inputs_dyn(interp, gallivm, loop_state.counter, mask_store, sample_loop_state.counter);
struct lp_build_fs_llvm_iface fs_iface = {
.base.interp_fn = fs_interp,
.interp = interp,
.loop_state = &loop_state,
.mask_store = mask_store,
};
struct lp_build_tgsi_params params;
memset(&params, 0, sizeof(params));
params.type = type;
params.mask = &mask;
params.fs_iface = &fs_iface.base;
params.consts_ptr = consts_ptr;
params.const_sizes_ptr = num_consts_ptr;
params.system_values = &system_values;