diff options
author | Lukas Stockner <lukas.stockner@freenet.de> | 2020-07-13 02:49:25 +0300 |
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committer | Lukas Stockner <lukas.stockner@freenet.de> | 2020-07-13 04:08:11 +0300 |
commit | 41e6f9bd437cb5f23dd6a8ad41c6142b0520f65d (patch) | |
tree | 6bdc12625e7ed2f47d3ac93fa3362a514abc8d8a /intern/cycles/kernel/svm | |
parent | e2736afdbefde486bc051627dbedeaa28cdb972e (diff) |
Cycles: Add control for sun intensity in Sky Texture and change altitude to km
Differential Revision: https://developer.blender.org/D8091
Diffstat (limited to 'intern/cycles/kernel/svm')
-rw-r--r-- | intern/cycles/kernel/svm/svm_sky.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/intern/cycles/kernel/svm/svm_sky.h b/intern/cycles/kernel/svm/svm_sky.h index 214c0cd1a9a..45b76fab007 100644 --- a/intern/cycles/kernel/svm/svm_sky.h +++ b/intern/cycles/kernel/svm/svm_sky.h @@ -136,6 +136,7 @@ ccl_device float3 sky_radiance_nishita(KernelGlobals *kg, float sun_elevation = nishita_data[6]; float sun_rotation = nishita_data[7]; float angular_diameter = nishita_data[8]; + float sun_intensity = nishita_data[9]; bool sun_disc = (angular_diameter > 0.0f); float3 xyz; /* convert dir to spherical coordinates */ @@ -160,13 +161,13 @@ ccl_device float3 sky_radiance_nishita(KernelGlobals *kg, if (sun_elevation - half_angular > 0.0f) { if (sun_elevation + half_angular > 0.0f) { y = ((dir_elevation - sun_elevation) / angular_diameter) + 0.5f; - xyz = interp(pixel_bottom, pixel_top, y); + xyz = interp(pixel_bottom, pixel_top, y) * sun_intensity; } } else { if (sun_elevation + half_angular > 0.0f) { y = dir_elevation / (sun_elevation + half_angular); - xyz = interp(pixel_bottom, pixel_top, y); + xyz = interp(pixel_bottom, pixel_top, y) * sun_intensity; } } /* limb darkening, coefficient is 0.6f */ @@ -301,7 +302,7 @@ ccl_device void svm_node_tex_sky( /* Nishita */ else { /* Define variables */ - float nishita_data[9]; + float nishita_data[10]; float4 data = read_node_float(kg, offset); nishita_data[0] = data.x; @@ -317,7 +318,8 @@ ccl_device void svm_node_tex_sky( data = read_node_float(kg, offset); nishita_data[8] = data.x; - uint texture_id = __float_as_uint(data.y); + nishita_data[9] = data.y; + uint texture_id = __float_as_uint(data.z); /* Compute Sky */ f = sky_radiance_nishita(kg, dir, nishita_data, texture_id); |