diff options
Diffstat (limited to 'intern/cycles/render/nodes.cpp')
| -rw-r--r-- | intern/cycles/render/nodes.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/intern/cycles/render/nodes.cpp b/intern/cycles/render/nodes.cpp index 45ba18469d6..db696993737 100644 --- a/intern/cycles/render/nodes.cpp +++ b/intern/cycles/render/nodes.cpp @@ -2388,17 +2388,22 @@ RGBRampNode::RGBRampNode() { add_input("Fac", SHADER_SOCKET_FLOAT); add_output("Color", SHADER_SOCKET_COLOR); + add_output("Alpha", SHADER_SOCKET_FLOAT); } void RGBRampNode::compile(SVMCompiler& compiler) { ShaderInput *fac_in = input("Fac"); ShaderOutput *color_out = output("Color"); + ShaderOutput *alpha_out = output("Alpha"); compiler.stack_assign(fac_in); - compiler.stack_assign(color_out); + if(!color_out->links.empty()) + compiler.stack_assign(color_out); + if(!alpha_out->links.empty()) + compiler.stack_assign(alpha_out); - compiler.add_node(NODE_RGB_RAMP, fac_in->stack_offset, color_out->stack_offset); + compiler.add_node(NODE_RGB_RAMP, fac_in->stack_offset, color_out->stack_offset, alpha_out->stack_offset); compiler.add_array(ramp, RAMP_TABLE_SIZE); } |