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libs/vkd3d-shader: Generate correct SPIR-V for rcp with multiple components.

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This commit is contained in:
Józef Kucia 2017-10-18 12:14:32 +02:00
parent 7fa3f2ed1a
commit 0369f39a47
1 changed files with 9 additions and 1 deletions
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10
libs/vkd3d-shader/spirv.c
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@ -2056,6 +2056,14 @@ static uint32_t vkd3d_dxbc_compiler_get_constant_float(struct vkd3d_dxbc_compile
return vkd3d_dxbc_compiler_get_constant(compiler, VKD3D_TYPE_FLOAT, 1, (uint32_t *)&value);
}
static uint32_t vkd3d_dxbc_compiler_get_constant_float_vector(struct vkd3d_dxbc_compiler *compiler,
float value, unsigned int component_count)
{
const float values[] = {value, value, value, value};
return vkd3d_dxbc_compiler_get_constant(compiler,
VKD3D_TYPE_FLOAT, component_count, (const uint32_t *)values);
}
static bool vkd3d_dxbc_compiler_get_register_name(char *buffer, unsigned int buffer_size,
const struct vkd3d_shader_register *reg)
{
@ -3774,7 +3782,7 @@ static void vkd3d_dxbc_compiler_emit_rcp(struct vkd3d_dxbc_compiler *compiler,
src_id = vkd3d_dxbc_compiler_emit_load_src(compiler, src, dst->write_mask);
val_id = vkd3d_spirv_build_op_fdiv(builder, type_id,
vkd3d_dxbc_compiler_get_constant_float(compiler, 1.0f), src_id);
vkd3d_dxbc_compiler_get_constant_float_vector(compiler, 1.0f, component_count), src_id);
vkd3d_dxbc_compiler_emit_store_dst(compiler, dst, val_id);
}