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Differential D4169 Diff 13121 intern/cycles/render/light.cpp

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intern/cycles/render/light.cpp

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#include "render/shader.h" #include "render/shader.h"
#include "util/util_foreach.h" #include "util/util_foreach.h"
#include "util/util_hash.h" #include "util/util_hash.h"
#include "util/util_path.h" #include "util/util_path.h"
#include "util/util_progress.h" #include "util/util_progress.h"
#include "util/util_logging.h" #include "util/util_logging.h"
CCL_NAMESPACE_BEGIN CCL_NAMESPACE_BEGIN
static void shade_background_pixels(Device *device, DeviceScene *dscene, int width, int height, vector<float3>& pixels, Progress& progress) static void shade_background_pixels(Device *device, DeviceScene *dscene, int width, int height, vector<float3>& pixels, Progress& progress)
{ {
/* create input */ /* create input */
device_vector<uint4> d_input(device, "background_input", MEM_READ_ONLY); device_vector<uint4> d_input(device, "background_input", MEM_READ_ONLY);
device_vector<float4> d_output(device, "background_output", MEM_READ_WRITE); device_vector<float4> d_output(device, "background_output", MEM_READ_WRITE);
▲ Show 20 Lines • Show All 64 Lines • ▼ Show 20 LinesNODE_DEFINE(Light)
type_enum.insert("background", LIGHT_BACKGROUND); type_enum.insert("background", LIGHT_BACKGROUND);
type_enum.insert("area", LIGHT_AREA); type_enum.insert("area", LIGHT_AREA);
type_enum.insert("spot", LIGHT_SPOT); type_enum.insert("spot", LIGHT_SPOT);
SOCKET_ENUM(type, "Type", type_enum, LIGHT_POINT); SOCKET_ENUM(type, "Type", type_enum, LIGHT_POINT);
SOCKET_POINT(co, "Co", make_float3(0.0f, 0.0f, 0.0f)); SOCKET_POINT(co, "Co", make_float3(0.0f, 0.0f, 0.0f));
SOCKET_VECTOR(dir, "Dir", make_float3(0.0f, 0.0f, 0.0f)); SOCKET_VECTOR(dir, "Dir", make_float3(0.0f, 0.0f, 0.0f));
SOCKET_FLOAT(sun_angle,"Sun Angle", 0.00918f); //0.526 degrees in radians
SOCKET_FLOAT(size, "Size", 0.0f); SOCKET_FLOAT(size, "Size", 0.0f);
SOCKET_VECTOR(axisu, "Axis U", make_float3(0.0f, 0.0f, 0.0f)); SOCKET_VECTOR(axisu, "Axis U", make_float3(0.0f, 0.0f, 0.0f));
SOCKET_FLOAT(sizeu, "Size U", 1.0f); SOCKET_FLOAT(sizeu, "Size U", 1.0f);
SOCKET_VECTOR(axisv, "Axis V", make_float3(0.0f, 0.0f, 0.0f)); SOCKET_VECTOR(axisv, "Axis V", make_float3(0.0f, 0.0f, 0.0f));
SOCKET_FLOAT(sizev, "Size V", 1.0f); SOCKET_FLOAT(sizev, "Size V", 1.0f);
SOCKET_BOOLEAN(round, "Round", false); SOCKET_BOOLEAN(round, "Round", false);
▲ Show 20 Lines • Show All 583 Lines • ▼ Show 20 Lines if(light->type == LIGHT_POINT) {
klights[light_index].co[2] = co.z; klights[light_index].co[2] = co.z;
klights[light_index].spot.radius = radius; klights[light_index].spot.radius = radius;
klights[light_index].spot.invarea = invarea; klights[light_index].spot.invarea = invarea;
} }
else if(light->type == LIGHT_DISTANT) { else if(light->type == LIGHT_DISTANT) {
shader_id &= ~SHADER_AREA_LIGHT; shader_id &= ~SHADER_AREA_LIGHT;
float radius = light->size; float angle = light->sun_angle / 2.0f;
float angle = atanf(radius); float radius = tanf(angle);
float cosangle = cosf(angle); float cosangle = cosf(angle);
float area = M_PI_F*radius*radius; float area = M_PI_F*radius*radius;
float invarea = (area > 0.0f)? 1.0f/area: 1.0f; float invarea = (area > 0.0f)? 1.0f/area: 1.0f;
float3 dir = light->dir; float3 dir = light->dir;
dir = safe_normalize(dir); dir = safe_normalize(dir);
if(light->use_mis && area > 0.0f) if(light->use_mis && area > 0.0f)
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