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Differential D13498 Diff 45751 source/blender/nodes/shader/nodes/node_shader_tex_sky.c

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source/blender/nodes/shader/nodes/node_shader_tex_sky.c

  • This file was moved from source/blender/nodes/shader/nodes/node_shader_tex_sky.cc.
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* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation, * along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* *
* The Original Code is Copyright (C) 2005 Blender Foundation. * The Original Code is Copyright (C) 2005 Blender Foundation.
* All rights reserved. * All rights reserved.
*/ */
#include "node_shader_util.hh" #include "../node_shader_util.h"
#include "sky_model.h" #include "sky_model.h"
/* **************** OUTPUT ******************** */ /* **************** OUTPUT ******************** */
namespace blender::nodes::node_shader_tex_sky_cc {
static bNodeSocketTemplate sh_node_tex_sky_in[] = { static bNodeSocketTemplate sh_node_tex_sky_in[] = {
{SOCK_VECTOR, N_("Vector"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_NONE, SOCK_HIDE_VALUE}, {SOCK_VECTOR, N_("Vector"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_NONE, SOCK_HIDE_VALUE},
{-1, ""}, {-1, ""},
}; };
static bNodeSocketTemplate sh_node_tex_sky_out[] = { static bNodeSocketTemplate sh_node_tex_sky_out[] = {
{SOCK_RGBA, N_("Color"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_NONE, SOCK_NO_INTERNAL_LINK}, {SOCK_RGBA, N_("Color"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_NONE, SOCK_NO_INTERNAL_LINK},
{-1, ""}, {-1, ""},
}; };
static void node_shader_init_tex_sky(bNodeTree *UNUSED(ntree), bNode *node) static void node_shader_init_tex_sky(bNodeTree *UNUSED(ntree), bNode *node)
{ {
NodeTexSky *tex = (NodeTexSky *)MEM_callocN(sizeof(NodeTexSky), "NodeTexSky"); NodeTexSky *tex = MEM_callocN(sizeof(NodeTexSky), "NodeTexSky");
BKE_texture_mapping_default(&tex->base.tex_mapping, TEXMAP_TYPE_POINT); BKE_texture_mapping_default(&tex->base.tex_mapping, TEXMAP_TYPE_POINT);
BKE_texture_colormapping_default(&tex->base.color_mapping); BKE_texture_colormapping_default(&tex->base.color_mapping);
tex->sun_direction[0] = 0.0f; tex->sun_direction[0] = 0.0f;
tex->sun_direction[1] = 0.0f; tex->sun_direction[1] = 0.0f;
tex->sun_direction[2] = 1.0f; tex->sun_direction[2] = 1.0f;
tex->turbidity = 2.2f; tex->turbidity = 2.2f;
tex->ground_albedo = 0.3f; tex->ground_albedo = 0.3f;
tex->sun_disc = true; tex->sun_disc = true;
tex->sun_size = DEG2RADF(0.545f); tex->sun_size = DEG2RADF(0.545f);
tex->sun_intensity = 1.0f; tex->sun_intensity = 1.0f;
tex->sun_elevation = DEG2RADF(15.0f); tex->sun_elevation = DEG2RADF(15.0f);
tex->sun_rotation = 0.0f; tex->sun_rotation = 0.0f;
tex->altitude = 0.0f; tex->altitude = 0.0f;
tex->air_density = 1.0f; tex->air_density = 1.0f;
tex->dust_density = 1.0f; tex->dust_density = 1.0f;
tex->ozone_density = 1.0f; tex->ozone_density = 1.0f;
tex->sky_model = SHD_SKY_NISHITA; tex->sky_model = SHD_SKY_NISHITA;
node->storage = tex; node->storage = tex;
} }
struct SkyModelPreetham { typedef struct SkyModelPreetham {
float config_Y[5], config_x[5], config_y[5]; /* named after xyY color space */ float config_Y[5], config_x[5], config_y[5]; /* named after xyY color space */
float radiance[3]; float radiance[3];
}; } SkyModelPreetham;
static float sky_perez_function(const float *lam, float theta, float gamma) static float sky_perez_function(const float *lam, float theta, float gamma)
{ {
float ctheta = cosf(theta); float ctheta = cosf(theta);
float cgamma = cosf(gamma); float cgamma = cosf(gamma);
return (1.0 + lam[0] * expf(lam[1] / ctheta)) * return (1.0 + lam[0] * expf(lam[1] / ctheta)) *
(1.0 + lam[2] * expf(lam[3] * gamma) + lam[4] * cgamma * cgamma); (1.0 + lam[2] * expf(lam[3] * gamma) + lam[4] * cgamma * cgamma);
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static void node_shader_update_sky(bNodeTree *ntree, bNode *node) static void node_shader_update_sky(bNodeTree *ntree, bNode *node)
{ {
bNodeSocket *sockVector = nodeFindSocket(node, SOCK_IN, "Vector"); bNodeSocket *sockVector = nodeFindSocket(node, SOCK_IN, "Vector");
NodeTexSky *tex = (NodeTexSky *)node->storage; NodeTexSky *tex = (NodeTexSky *)node->storage;
nodeSetSocketAvailability(ntree, sockVector, !(tex->sky_model == 2 && tex->sun_disc == 1)); nodeSetSocketAvailability(ntree, sockVector, !(tex->sky_model == 2 && tex->sun_disc == 1));
} }
} // namespace blender::nodes::node_shader_tex_sky_cc
/* node type definition */ /* node type definition */
void register_node_type_sh_tex_sky() void register_node_type_sh_tex_sky(void)
{ {
namespace file_ns = blender::nodes::node_shader_tex_sky_cc;
static bNodeType ntype; static bNodeType ntype;
sh_node_type_base(&ntype, SH_NODE_TEX_SKY, "Sky Texture", NODE_CLASS_TEXTURE, 0); sh_node_type_base(&ntype, SH_NODE_TEX_SKY, "Sky Texture", NODE_CLASS_TEXTURE, 0);
node_type_socket_templates(&ntype, file_ns::sh_node_tex_sky_in, file_ns::sh_node_tex_sky_out); node_type_socket_templates(&ntype, sh_node_tex_sky_in, sh_node_tex_sky_out);
node_type_size_preset(&ntype, NODE_SIZE_MIDDLE); node_type_size_preset(&ntype, NODE_SIZE_MIDDLE);
node_type_init(&ntype, file_ns::node_shader_init_tex_sky); node_type_init(&ntype, node_shader_init_tex_sky);
node_type_storage(&ntype, "NodeTexSky", node_free_standard_storage, node_copy_standard_storage); node_type_storage(&ntype, "NodeTexSky", node_free_standard_storage, node_copy_standard_storage);
node_type_gpu(&ntype, file_ns::node_shader_gpu_tex_sky); node_type_gpu(&ntype, node_shader_gpu_tex_sky);
/* remove Vector input for Nishita */ /* remove Vector input for Nishita */
node_type_update(&ntype, file_ns::node_shader_update_sky); node_type_update(&ntype, node_shader_update_sky);
nodeRegisterType(&ntype); nodeRegisterType(&ntype);
} }