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vkd3d-shader: Handle non-contiguous destination write masks in vkd3d_dxbc_compiler_emit_store().

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Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Henri Verbeet 2020-08-20 23:39:45 +04:30 committed by Alexandre Julliard
parent a451af9c51
commit fb93449c85
1 changed files with 7 additions and 4 deletions
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11
libs/vkd3d-shader/spirv.c
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@ -3379,7 +3379,7 @@ static void vkd3d_dxbc_compiler_emit_store(struct vkd3d_dxbc_compiler *compiler,
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder; struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
unsigned int component_count, dst_component_count; unsigned int component_count, dst_component_count;
uint32_t components[VKD3D_VEC4_SIZE]; uint32_t components[VKD3D_VEC4_SIZE];
unsigned int i, component_idx; unsigned int i, src_idx, dst_idx;
uint32_t type_id, dst_val_id; uint32_t type_id, dst_val_id;
assert(write_mask); assert(write_mask);
@ -3409,12 +3409,15 @@ static void vkd3d_dxbc_compiler_emit_store(struct vkd3d_dxbc_compiler *compiler,
assert(component_count <= ARRAY_SIZE(components)); assert(component_count <= ARRAY_SIZE(components));
for (i = 0, component_idx = 0; i < dst_component_count; ++i) for (i = 0, src_idx = 0, dst_idx = 0; dst_idx < VKD3D_VEC4_SIZE; ++dst_idx)
{ {
if (write_mask & (VKD3DSP_WRITEMASK_0 << i)) if (write_mask & (VKD3DSP_WRITEMASK_0 << dst_idx))
components[i] = dst_component_count + component_idx++; components[i] = dst_component_count + src_idx++;
else else
components[i] = i; components[i] = i;
if (dst_write_mask & (VKD3DSP_WRITEMASK_0 << dst_idx))
++i;
} }
val_id = vkd3d_spirv_build_op_vector_shuffle(builder, val_id = vkd3d_spirv_build_op_vector_shuffle(builder,