Fixes artifacts in World of Warcraft when Multi-sample Alpha-Test is
enabled with DXVK.
It also fixes artifacts with Fallout 4's god rays with DXVK.
Various piglit interpolateAt*() tests under NIR are also fixed.
v2: formatting fix
update commit message to include Fallout 4 and the Fixes tag
Fixes:
f4e499ec791 ('radv: add initial non-conformant radv vulkan driver')
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=106595
Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
LLVMValueRef src0 = NULL;
nir_variable *var = nir_deref_instr_get_variable(nir_instr_as_deref(instr->src[0].ssa->parent_instr));
- int input_index = var->data.location - VARYING_SLOT_VAR0;
+ int input_index = ctx->abi->fs_input_attr_indices[var->data.location - VARYING_SLOT_VAR0];
switch (instr->intrinsic) {
case nir_intrinsic_interp_deref_at_centroid:
location = INTERP_CENTROID;
*/
LLVMValueRef *inputs;
+ /* Varying -> attribute number mapping. Also NIR-only */
+ unsigned fs_input_attr_indices[MAX_VARYING];
+
void (*emit_outputs)(struct ac_shader_abi *abi,
unsigned max_outputs,
LLVMValueRef *addrs);
if (LLVMIsUndef(interp_param))
ctx->shader_info->fs.flat_shaded_mask |= 1u << index;
+ if (i >= VARYING_SLOT_VAR0)
+ ctx->abi.fs_input_attr_indices[i - VARYING_SLOT_VAR0] = index;
++index;
} else if (i == VARYING_SLOT_CLIP_DIST0) {
int length = ctx->shader_info->info.ps.num_input_clips_culls;
LLVMValueRef data[4];
unsigned loc = variable->data.location;
+ if (loc >= VARYING_SLOT_VAR0 && nir->info.stage == MESA_SHADER_FRAGMENT)
+ ctx->abi.fs_input_attr_indices[loc - VARYING_SLOT_VAR0] = input_idx / 4;
+
for (unsigned i = 0; i < attrib_count; i++) {
/* Packed components share the same location so skip
* them if we have already processed the location.