84 lines
2.6 KiB
C
84 lines
2.6 KiB
C
/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
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*
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* SPDX-License-Identifier: Apache-2.0 */
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#pragma once
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#include "kernel/svm/color_util.h"
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#include "kernel/svm/node_types.h"
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#include "kernel/svm/util.h"
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CCL_NAMESPACE_BEGIN
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/* Node */
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ccl_device_noinline void svm_node_mix(ccl_private float *ccl_restrict stack,
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const ccl_global SVMNodeMix &ccl_restrict node)
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{
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const float fac = stack_load(stack, node.fac);
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const float3 c1 = stack_load(stack, node.c1);
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const float3 c2 = stack_load(stack, node.c2);
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const float3 result = svm_mix_clamped_factor(node.mix_type, fac, c1, c2);
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stack_store_float3(stack, node.result_offset, result);
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}
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ccl_device_noinline void svm_node_mix_color(ccl_private float *ccl_restrict stack,
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const ccl_global SVMNodeMixColor &ccl_restrict node)
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{
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float t = stack_load(stack, node.fac);
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if (node.use_clamp > 0) {
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t = saturatef(t);
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}
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const float3 a = stack_load(stack, node.a);
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const float3 b = stack_load(stack, node.b);
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float3 result = svm_mix(node.blend_type, t, a, b);
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if (node.use_clamp_result) {
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result = saturate(result);
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}
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stack_store_float3(stack, node.result_offset, result);
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}
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ccl_device_noinline void svm_node_mix_float(ccl_private float *ccl_restrict stack,
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const ccl_global SVMNodeMixFloat &ccl_restrict node)
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{
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float t = stack_load(stack, node.fac);
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if (node.use_clamp > 0) {
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t = saturatef(t);
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}
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const float a = stack_load(stack, node.a);
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const float b = stack_load(stack, node.b);
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const float result = a * (1 - t) + b * t;
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stack_store_float(stack, node.result_offset, result);
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}
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ccl_device_noinline void svm_node_mix_vector(ccl_private float *ccl_restrict stack,
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const ccl_global SVMNodeMixVector &ccl_restrict node)
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{
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float t = stack_load(stack, node.fac);
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if (node.use_clamp > 0) {
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t = saturatef(t);
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}
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const float3 a = stack_load(stack, node.a);
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const float3 b = stack_load(stack, node.b);
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const float3 result = a * (one_float3() - t) + b * t;
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stack_store_float3(stack, node.result_offset, result);
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}
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ccl_device_noinline void svm_node_mix_vector_non_uniform(
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ccl_private float *ccl_restrict stack,
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const ccl_global SVMNodeMixVectorNonUniform &ccl_restrict node)
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{
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float3 t = stack_load(stack, node.fac);
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if (node.use_clamp > 0) {
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t = saturate(t);
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}
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const float3 a = stack_load(stack, node.a);
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const float3 b = stack_load(stack, node.b);
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const float3 result = a * (one_float3() - t) + b * t;
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stack_store_float3(stack, node.result_offset, result);
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}
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CCL_NAMESPACE_END
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