diff options
author | Charlie Jolly <mistajolly@gmail.com> | 2020-01-27 18:04:49 +0300 |
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committer | Charlie Jolly <mistajolly@gmail.com> | 2020-01-27 18:47:51 +0300 |
commit | 20e803ac6bc655d4d7ffbf02e797b4ab1f3ba0ed (patch) | |
tree | 0fac7771e538287634151dba4285ef25b7043a67 /intern/cycles/kernel/svm | |
parent | 84c537e68528177ef982479f5884af07cec322b9 (diff) |
Shading: Add color output to White Noise node
Hash input values to a color.
Differential Revision: https://developer.blender.org/D6672
Diffstat (limited to 'intern/cycles/kernel/svm')
-rw-r--r-- | intern/cycles/kernel/svm/svm_white_noise.h | 68 |
1 files changed, 47 insertions, 21 deletions
diff --git a/intern/cycles/kernel/svm/svm_white_noise.h b/intern/cycles/kernel/svm/svm_white_noise.h index 71d4591d25d..b30d85acaec 100644 --- a/intern/cycles/kernel/svm/svm_white_noise.h +++ b/intern/cycles/kernel/svm/svm_white_noise.h @@ -21,35 +21,61 @@ ccl_device void svm_node_tex_white_noise(KernelGlobals *kg, float *stack, uint dimensions, uint inputs_stack_offsets, - uint value_stack_offset, + uint ouptuts_stack_offsets, int *offset) { - uint vector_stack_offset, w_stack_offset; + uint vector_stack_offset, w_stack_offset, value_stack_offset, color_stack_offset; svm_unpack_node_uchar2(inputs_stack_offsets, &vector_stack_offset, &w_stack_offset); + svm_unpack_node_uchar2(ouptuts_stack_offsets, &value_stack_offset, &color_stack_offset); float3 vector = stack_load_float3(stack, vector_stack_offset); float w = stack_load_float(stack, w_stack_offset); - float value; - switch (dimensions) { - case 1: - value = hash_float_to_float(w); - break; - case 2: - value = hash_float2_to_float(make_float2(vector.x, vector.y)); - break; - case 3: - value = hash_float3_to_float(vector); - break; - case 4: - value = hash_float4_to_float(make_float4(vector.x, vector.y, vector.z, w)); - break; - default: - value = 0.0f; - kernel_assert(0); - break; + if (stack_valid(color_stack_offset)) { + float3 color; + switch (dimensions) { + case 1: + color = hash_float_to_float3(w); + break; + case 2: + color = hash_float2_to_float3(make_float2(vector.x, vector.y)); + break; + case 3: + color = hash_float3_to_float3(vector); + break; + case 4: + color = hash_float4_to_float3(make_float4(vector.x, vector.y, vector.z, w)); + break; + default: + color = make_float3(1.0f, 0.0f, 1.0f); + kernel_assert(0); + break; + } + stack_store_float3(stack, color_stack_offset, color); + } + + if (stack_valid(value_stack_offset)) { + float value; + switch (dimensions) { + case 1: + value = hash_float_to_float(w); + break; + case 2: + value = hash_float2_to_float(make_float2(vector.x, vector.y)); + break; + case 3: + value = hash_float3_to_float(vector); + break; + case 4: + value = hash_float4_to_float(make_float4(vector.x, vector.y, vector.z, w)); + break; + default: + value = 0.0f; + kernel_assert(0); + break; + } + stack_store_float(stack, value_stack_offset, value); } - stack_store_float(stack, value_stack_offset, value); } CCL_NAMESPACE_END |