Differential D12367 Diff 41308 intern/cycles/render/camera.cpp

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intern/cycles/render/camera.cpp

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#include "util/util_logging.h"		#include "util/util_logging.h"
#include "util/util_math_cdf.h"		#include "util/util_math_cdf.h"
#include "util/util_task.h"		#include "util/util_task.h"
#include "util/util_time.h"		#include "util/util_time.h"
#include "util/util_vector.h"		#include "util/util_vector.h"

/* needed for calculating differentials */		/* needed for calculating differentials */
// clang-format off		// clang-format off
#include "kernel/kernel_compat_cpu.h"		#include "kernel/device/cpu/compat.h"
#include "kernel/split/kernel_split_data.h"		#include "kernel/device/cpu/globals.h"
#include "kernel/kernel_globals.h"
#include "kernel/kernel_projection.h"		#include "kernel/kernel_projection.h"
#include "kernel/kernel_differential.h"		#include "kernel/kernel_differential.h"
#include "kernel/kernel_montecarlo.h"		#include "kernel/kernel_montecarlo.h"
#include "kernel/kernel_camera.h"		#include "kernel/kernel_camera.h"
// clang-format on		// clang-format on

CCL_NAMESPACE_BEGIN		CCL_NAMESPACE_BEGIN

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}		}

Camera::Camera() : Node(get_node_type())		Camera::Camera() : Node(get_node_type())
{		{
shutter_table_offset = TABLE_OFFSET_INVALID;		shutter_table_offset = TABLE_OFFSET_INVALID;

width = 1024;		width = 1024;
height = 512;		height = 512;
resolution = 1;

use_perspective_motion = false;		use_perspective_motion = false;

shutter_curve.resize(RAMP_TABLE_SIZE);		shutter_curve.resize(RAMP_TABLE_SIZE);
for (int i = 0; i < shutter_curve.size(); ++i) {		for (int i = 0; i < shutter_curve.size(); ++i) {
shutter_curve[i] = 1.0f;		shutter_curve[i] = 1.0f;
}		}

▲ Show 20 Lines • Show All 269 Lines • ▼ Show 20 Lines	void Camera::update(Scene *scene)

/* sensor size */		/* sensor size */
kcam->sensorwidth = sensorwidth;		kcam->sensorwidth = sensorwidth;
kcam->sensorheight = sensorheight;		kcam->sensorheight = sensorheight;

/* render size */		/* render size */
kcam->width = width;		kcam->width = width;
kcam->height = height;		kcam->height = height;
kcam->resolution = resolution;

/* store differentials */		/* store differentials */
kcam->dx = float3_to_float4(dx);		kcam->dx = float3_to_float4(dx);
kcam->dy = float3_to_float4(dy);		kcam->dy = float3_to_float4(dy);

/* clipping */		/* clipping */
kcam->nearclip = nearclip;		kcam->nearclip = nearclip;
kcam->cliplength = (farclip == FLT_MAX) ? FLT_MAX : farclip - nearclip;		kcam->cliplength = (farclip == FLT_MAX) ? FLT_MAX : farclip - nearclip;
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# endif		# endif
0.5f * full_width,		0.5f * full_width,
0.5f * full_height,		0.5f * full_height,
0.0f,		0.0f,
0.0f,		0.0f,
&ray);		&ray);
#endif		#endif

differential_transfer(&ray.dP, ray.dP, ray.D, ray.dD, ray.D, dist);		/* TODO: would it help to use more accurate differentials here? */
		differential3 dP;
		differential_transfer_compact(&dP, ray.dP, ray.D, ray.dD, ray.D, dist);

return max(len(ray.dP.dx), len(ray.dP.dy));		return max(len(dP.dx), len(dP.dy));
}		}

return res;		return res;
}		}

bool Camera::use_motion() const		bool Camera::use_motion() const
{		{
return motion.size() > 1;		return motion.size() > 1;
}		}

void Camera::set_screen_size_and_resolution(int width_, int height_, int resolution_)		void Camera::set_screen_size(int width_, int height_)
{		{
if (width_ != width \|\| height_ != height \|\| resolution_ != resolution) {		if (width_ != width \|\| height_ != height) {
width = width_;		width = width_;
height = height_;		height = height_;
resolution = resolution_;
tag_modified();		tag_modified();
}		}
}		}

float Camera::motion_time(int step) const		float Camera::motion_time(int step) const
{		{
return (use_motion()) ? 2.0f * step / (motion.size() - 1) - 1.0f : 0.0f;		return (use_motion()) ? 2.0f * step / (motion.size() - 1) - 1.0f : 0.0f;
}		}
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