diff options
Diffstat (limited to 'intern/cycles/kernel')
| -rw-r--r-- | intern/cycles/kernel/shaders/node_wave_texture.osl | 16 | ||||
| -rw-r--r-- | intern/cycles/kernel/svm/svm_types.h | 5 | ||||
| -rw-r--r-- | intern/cycles/kernel/svm/svm_wave.h | 15 |
3 files changed, 29 insertions, 7 deletions
diff --git a/intern/cycles/kernel/shaders/node_wave_texture.osl b/intern/cycles/kernel/shaders/node_wave_texture.osl index 569f284cbac..beb2a9de112 100644 --- a/intern/cycles/kernel/shaders/node_wave_texture.osl +++ b/intern/cycles/kernel/shaders/node_wave_texture.osl @@ -19,7 +19,7 @@ /* Wave */ -float wave(point p, string type, float detail, float distortion, float dscale) +float wave(point p, string type, string profile, float detail, float distortion, float dscale) { float n = 0.0; @@ -33,13 +33,23 @@ float wave(point p, string type, float detail, float distortion, float dscale) if (distortion != 0.0) { n = n + (distortion * noise_turbulence(p * dscale, detail, 0)); } - return 0.5 + 0.5 * sin(n); + + if (profile == "Sine") { + return 0.5 + 0.5 * sin(n); + } + else { + /* Saw profile */ + n /= M_2PI; + n -= (int) n; + return (n < 0.0)? n + 1.0: n; + } } shader node_wave_texture( int use_mapping = 0, matrix mapping = matrix(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0), string Type = "Bands", + string Profile = "Sine", float Scale = 5.0, float Distortion = 0.0, float Detail = 2.0, @@ -53,7 +63,7 @@ shader node_wave_texture( if (use_mapping) p = transform(mapping, p); - Fac = wave(p * Scale, Type, Detail, Distortion, DetailScale); + Fac = wave(p * Scale, Type, Profile, Detail, Distortion, DetailScale); Color = Fac; } diff --git a/intern/cycles/kernel/svm/svm_types.h b/intern/cycles/kernel/svm/svm_types.h index bf7e067616f..7df139103b7 100644 --- a/intern/cycles/kernel/svm/svm_types.h +++ b/intern/cycles/kernel/svm/svm_types.h @@ -293,6 +293,11 @@ typedef enum NodeWaveType { NODE_WAVE_RINGS } NodeWaveType; +typedef enum NodeWaveProfiles { + NODE_WAVE_PROFILE_SIN, + NODE_WAVE_PROFILE_SAW, +} NodeWaveProfile; + typedef enum NodeSkyType { NODE_SKY_OLD, NODE_SKY_NEW diff --git a/intern/cycles/kernel/svm/svm_wave.h b/intern/cycles/kernel/svm/svm_wave.h index 6eaddaf301c..6ce69458a03 100644 --- a/intern/cycles/kernel/svm/svm_wave.h +++ b/intern/cycles/kernel/svm/svm_wave.h @@ -18,7 +18,7 @@ CCL_NAMESPACE_BEGIN /* Wave */ -ccl_device_noinline float svm_wave(NodeWaveType type, float3 p, float detail, float distortion, float dscale) +ccl_device_noinline float svm_wave(NodeWaveType type, NodeWaveProfile profile, float3 p, float detail, float distortion, float dscale) { float n; @@ -26,11 +26,18 @@ ccl_device_noinline float svm_wave(NodeWaveType type, float3 p, float detail, fl n = (p.x + p.y + p.z) * 10.0f; else /* NODE_WAVE_RINGS */ n = len(p) * 20.0f; - + if(distortion != 0.0f) n += distortion * noise_turbulence(p*dscale, detail, 0); - return 0.5f + 0.5f * sinf(n); + if(profile == NODE_WAVE_PROFILE_SIN) { + return 0.5f + 0.5f * sinf(n); + } + else { /* NODE_WAVE_PROFILE_SAW */ + n /= M_2PI_F; + n -= (int) n; + return (n < 0.0f)? n + 1.0f: n; + } } ccl_device void svm_node_tex_wave(KernelGlobals *kg, ShaderData *sd, float *stack, uint4 node, int *offset) @@ -49,7 +56,7 @@ ccl_device void svm_node_tex_wave(KernelGlobals *kg, ShaderData *sd, float *stac float distortion = stack_load_float_default(stack, distortion_offset, node2.z); float dscale = stack_load_float_default(stack, dscale_offset, node2.w); - float f = svm_wave((NodeWaveType)type, co*scale, detail, distortion, dscale); + float f = svm_wave((NodeWaveType)type, (NodeWaveProfile)node.w, co*scale, detail, distortion, dscale); if(stack_valid(fac_offset)) stack_store_float(stack, fac_offset, f); if(stack_valid(color_offset)) stack_store_float3(stack, color_offset, make_float3(f, f, f)); |