node_shader_tex_sky.c File Reference

#include "../node_shader_util.h"
#include "sky_model.h"

Go to the source code of this file.

Classes
struct	SkyModelPreetham
struct	XYZ_to_RGB

Typedefs
typedef struct SkyModelPreetham	SkyModelPreetham
typedef struct XYZ_to_RGB	XYZ_to_RGB

Functions
static void	node_shader_init_tex_sky (bNodeTree *UNUSED(ntree), bNode *node)
static float	sky_perez_function (const float *lam, float theta, float gamma)
static void	sky_precompute_old (SkyModelPreetham *sunsky, const float sun_angles[], float turbidity)
static void	get_XYZ_to_RGB_for_gpu (XYZ_to_RGB *data)
static int	node_shader_gpu_tex_sky (GPUMaterial *mat, bNode *node, bNodeExecData *UNUSED(execdata), GPUNodeStack *in, GPUNodeStack *out)
static void	node_shader_update_sky (bNodeTree *UNUSED(ntree), bNode *node)
void	register_node_type_sh_tex_sky (void)

Variables
static bNodeSocketTemplate	sh_node_tex_sky_in []
static bNodeSocketTemplate	sh_node_tex_sky_out []

Typedef Documentation

SkyModelPreetham

typedef struct SkyModelPreetham SkyModelPreetham

XYZ_to_RGB

typedef struct XYZ_to_RGB XYZ_to_RGB

Function Documentation

get_XYZ_to_RGB_for_gpu()

static void get_XYZ_to_RGB_for_gpu ( XYZ_to_RGB *  data )

static

Definition at line 122 of file node_shader_tex_sky.c.

References data, IMB_colormangement_get_xyz_to_rgb(), and xyz_to_rgb().

Referenced by node_shader_gpu_tex_sky().

node_shader_gpu_tex_sky()

static int node_shader_gpu_tex_sky ( GPUMaterial *  mat, bNode *  node, bNodeExecData *  UNUSEDexecdata, GPUNodeStack *  in, GPUNodeStack *  out  )

static

Definition at line 136 of file node_shader_tex_sky.c.

References acosf, atan2f, SkyModelPreetham::config_x, SkyModelPreetham::config_Y, SkyModelPreetham::config_y, SKY_ArHosekSkyModelState::configs, float(), get_XYZ_to_RGB_for_gpu(), GPU_stack_link(), GPU_uniform(), M_PI, M_PI_2, node, node_shader_gpu_default_tex_coord(), node_shader_gpu_tex_mapping(), SkyModelPreetham::radiance, SKY_ArHosekSkyModelState::radiances, SKY_arhosek_xyz_skymodelstate_alloc_init(), SKY_arhosekskymodelstate_free(), sky_precompute_old(), tex, and xyz_to_rgb().

Referenced by register_node_type_sh_tex_sky().

node_shader_init_tex_sky()

static void node_shader_init_tex_sky ( bNodeTree *  UNUSEDntree, bNode *  node  )

static

Definition at line 35 of file node_shader_tex_sky.c.

References BKE_texture_colormapping_default(), BKE_texture_mapping_default(), DEG2RADF, MEM_callocN, node, SHD_SKY_NISHITA, tex, and TEXMAP_TYPE_POINT.

Referenced by register_node_type_sh_tex_sky().

node_shader_update_sky()

static void node_shader_update_sky ( bNodeTree *  UNUSEDntree, bNode *  node  )

static

Definition at line 217 of file node_shader_tex_sky.c.

References node, nodeFindSocket(), nodeSetSocketAvailability(), SOCK_IN, and tex.

Referenced by register_node_type_sh_tex_sky().

register_node_type_sh_tex_sky()

void register_node_type_sh_tex_sky

(

void

)

Definition at line 226 of file node_shader_tex_sky.c.

References NODE_CLASS_TEXTURE, node_copy_standard_storage(), node_free_standard_storage(), node_shader_gpu_tex_sky(), node_shader_init_tex_sky(), node_shader_update_sky(), NODE_SIZE_MIDDLE, node_type_gpu(), node_type_init(), node_type_size_preset(), node_type_socket_templates(), node_type_storage(), node_type_update(), nodeRegisterType(), SH_NODE_TEX_SKY, sh_node_tex_sky_in, sh_node_tex_sky_out, and sh_node_type_base().

Referenced by registerShaderNodes().

sky_perez_function()

static float sky_perez_function ( const float *  lam, float  theta, float  gamma  )

static

Definition at line 68 of file node_shader_tex_sky.c.

References cosf, and expf.

Referenced by sky_precompute_old().

sky_precompute_old()

static void sky_precompute_old ( SkyModelPreetham *  sunsky, const float  sun_angles[], float  turbidity  )

static

Definition at line 77 of file node_shader_tex_sky.c.

References SkyModelPreetham::config_x, SkyModelPreetham::config_Y, SkyModelPreetham::config_y, M_PI, SkyModelPreetham::radiance, sky_perez_function(), T, T2, and tanf.

Referenced by node_shader_gpu_tex_sky().

Variable Documentation

sh_node_tex_sky_in

bNodeSocketTemplate sh_node_tex_sky_in[]

static

Initial value:

= {
    {SOCK_VECTOR, N_("Vector"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_NONE, SOCK_HIDE_VALUE},
    {-1, ""},
}

Definition at line 25 of file node_shader_tex_sky.c.

Referenced by register_node_type_sh_tex_sky().

sh_node_tex_sky_out

bNodeSocketTemplate sh_node_tex_sky_out[]

static

Initial value:

= {
    {SOCK_RGBA, N_("Color"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_NONE, SOCK_NO_INTERNAL_LINK},
    {-1, ""},
}

Definition at line 30 of file node_shader_tex_sky.c.

Referenced by register_node_type_sh_tex_sky().