[Bf-blender-cvs] [8c371e99b14] cycles_refactor: Cycles: Refactored kernel light structures from float4 array to an actual struct with named and typed members.
Stefan Werner
noreply at git.blender.org
Mon Dec 4 13:15:15 CET 2017
Commit: 8c371e99b1462d86db2f7d05bd61ef90afc2fdb1
Author: Stefan Werner
Date: Sat Dec 2 22:36:47 2017 +0100
Branches: cycles_refactor
https://developer.blender.org/rB8c371e99b1462d86db2f7d05bd61ef90afc2fdb1
Cycles: Refactored kernel light structures from float4 array to an actual struct with named and typed members.
===================================================================
M intern/cycles/kernel/geom/geom_object.h
M intern/cycles/kernel/kernel_light.h
M intern/cycles/kernel/kernel_textures.h
M intern/cycles/kernel/kernel_types.h
M intern/cycles/render/light.cpp
M intern/cycles/render/scene.h
===================================================================
diff --git a/intern/cycles/kernel/geom/geom_object.h b/intern/cycles/kernel/geom/geom_object.h
index 21c448d78ec..db7f2d278be 100644
--- a/intern/cycles/kernel/geom/geom_object.h
+++ b/intern/cycles/kernel/geom/geom_object.h
@@ -64,12 +64,18 @@ ccl_device_inline Transform object_fetch_transform(KernelGlobals *kg, int object
ccl_device_inline Transform lamp_fetch_transform(KernelGlobals *kg, int lamp, bool inverse)
{
- int offset = lamp*LIGHT_SIZE + (inverse? 8 : 5);
Transform tfm;
- tfm.x = kernel_tex_fetch(__light_data, offset + 0);
- tfm.y = kernel_tex_fetch(__light_data, offset + 1);
- tfm.z = kernel_tex_fetch(__light_data, offset + 2);
+ if(inverse) {
+ tfm.x = kernel_tex_fetch(__light_data, lamp).itfm[0];
+ tfm.y = kernel_tex_fetch(__light_data, lamp).itfm[1];
+ tfm.z = kernel_tex_fetch(__light_data, lamp).itfm[2];
+ }
+ else {
+ tfm.x = kernel_tex_fetch(__light_data, lamp).tfm[0];
+ tfm.y = kernel_tex_fetch(__light_data, lamp).tfm[1];
+ tfm.z = kernel_tex_fetch(__light_data, lamp).tfm[2];
+ }
tfm.w = make_float4(0.0f, 0.0f, 0.0f, 1.0f);
return tfm;
@@ -250,8 +256,7 @@ ccl_device_inline float lamp_random_number(KernelGlobals *kg, int lamp)
if(lamp == LAMP_NONE)
return 0.0f;
- float4 f = kernel_tex_fetch(__light_data, lamp*LIGHT_SIZE + 4);
- return f.y;
+ return kernel_tex_fetch(__light_data, lamp).random;
}
/* Per object random number for shader variation */
diff --git a/intern/cycles/kernel/kernel_light.h b/intern/cycles/kernel/kernel_light.h
index dfa3150dc92..807582d58b5 100644
--- a/intern/cycles/kernel/kernel_light.h
+++ b/intern/cycles/kernel/kernel_light.h
@@ -255,11 +255,14 @@ ccl_device_inline bool background_portal_data_fetch_and_check_side(KernelGlobals
float3 *lightpos,
float3 *dir)
{
- float4 data0 = kernel_tex_fetch(__light_data, (index + kernel_data.integrator.portal_offset)*LIGHT_SIZE + 0);
- float4 data3 = kernel_tex_fetch(__light_data, (index + kernel_data.integrator.portal_offset)*LIGHT_SIZE + 3);
+ int io = index + kernel_data.integrator.portal_offset;
- *lightpos = make_float3(data0.y, data0.z, data0.w);
- *dir = make_float3(data3.y, data3.z, data3.w);
+ *lightpos = make_float3(kernel_tex_fetch(__light_data, io).co[0],
+ kernel_tex_fetch(__light_data, io).co[1],
+ kernel_tex_fetch(__light_data, io).co[2]);
+ *dir = make_float3(kernel_tex_fetch(__light_data, io).area.dir[0],
+ kernel_tex_fetch(__light_data, io).area.dir[1],
+ kernel_tex_fetch(__light_data, io).area.dir[2]);
/* Check whether portal is on the right side. */
if(dot(*dir, P - *lightpos) > 1e-4f)
@@ -291,11 +294,13 @@ ccl_device_inline float background_portal_pdf(KernelGlobals *kg,
}
num_possible++;
- float4 data1 = kernel_tex_fetch(__light_data, (p + kernel_data.integrator.portal_offset)*LIGHT_SIZE + 1);
- float4 data2 = kernel_tex_fetch(__light_data, (p + kernel_data.integrator.portal_offset)*LIGHT_SIZE + 2);
-
- float3 axisu = make_float3(data1.y, data1.z, data1.w);
- float3 axisv = make_float3(data2.y, data2.z, data2.w);
+ int po = p + kernel_data.integrator.portal_offset;
+ float3 axisu = make_float3(kernel_tex_fetch(__light_data, po).area.axisu[0],
+ kernel_tex_fetch(__light_data, po).area.axisu[1],
+ kernel_tex_fetch(__light_data, po).area.axisu[2]);
+ float3 axisv = make_float3(kernel_tex_fetch(__light_data, po).area.axisv[0],
+ kernel_tex_fetch(__light_data, po).area.axisv[1],
+ kernel_tex_fetch(__light_data, po).area.axisv[2]);
if(!ray_quad_intersect(P, direction, 1e-4f, FLT_MAX, lightpos, axisu, axisv, dir, NULL, NULL, NULL, NULL))
continue;
@@ -346,10 +351,13 @@ ccl_device float3 background_portal_sample(KernelGlobals *kg,
if(portal == 0) {
/* p is the portal to be sampled. */
- float4 data1 = kernel_tex_fetch(__light_data, (p + kernel_data.integrator.portal_offset)*LIGHT_SIZE + 1);
- float4 data2 = kernel_tex_fetch(__light_data, (p + kernel_data.integrator.portal_offset)*LIGHT_SIZE + 2);
- float3 axisu = make_float3(data1.y, data1.z, data1.w);
- float3 axisv = make_float3(data2.y, data2.z, data2.w);
+ int po = p + kernel_data.integrator.portal_offset;
+ float3 axisu = make_float3(kernel_tex_fetch(__light_data, po).area.axisu[0],
+ kernel_tex_fetch(__light_data, po).area.axisu[1],
+ kernel_tex_fetch(__light_data, po).area.axisu[2]);
+ float3 axisv = make_float3(kernel_tex_fetch(__light_data, po).area.axisv[0],
+ kernel_tex_fetch(__light_data, po).area.axisv[1],
+ kernel_tex_fetch(__light_data, po).area.axisv[2]);
*pdf = area_light_sample(P, &lightpos,
axisu, axisv,
@@ -479,14 +487,10 @@ ccl_device float3 sphere_light_sample(float3 P, float3 center, float radius, flo
return disk_light_sample(normalize(P - center), randu, randv)*radius;
}
-ccl_device float spot_light_attenuation(float4 data1, float4 data2, LightSample *ls)
+ccl_device float spot_light_attenuation(float3 dir, float spot_angle, float spot_smooth, LightSample *ls)
{
- float3 dir = make_float3(data2.y, data2.z, data2.w);
float3 I = ls->Ng;
- float spot_angle = data1.w;
- float spot_smooth = data2.x;
-
float attenuation = dot(dir, I);
if(attenuation <= spot_angle) {
@@ -518,12 +522,9 @@ ccl_device_inline bool lamp_light_sample(KernelGlobals *kg,
float3 P,
LightSample *ls)
{
- float4 data0 = kernel_tex_fetch(__light_data, lamp*LIGHT_SIZE + 0);
- float4 data1 = kernel_tex_fetch(__light_data, lamp*LIGHT_SIZE + 1);
-
- LightType type = (LightType)__float_as_int(data0.x);
+ LightType type = (LightType)kernel_tex_fetch(__light_data, lamp).type;
ls->type = type;
- ls->shader = __float_as_int(data1.x);
+ ls->shader = kernel_tex_fetch(__light_data, lamp).shader_id;
ls->object = PRIM_NONE;
ls->prim = PRIM_NONE;
ls->lamp = lamp;
@@ -532,10 +533,12 @@ ccl_device_inline bool lamp_light_sample(KernelGlobals *kg,
if(type == LIGHT_DISTANT) {
/* distant light */
- float3 lightD = make_float3(data0.y, data0.z, data0.w);
+ float3 lightD = make_float3(kernel_tex_fetch(__light_data, lamp).co[0],
+ kernel_tex_fetch(__light_data, lamp).co[1],
+ kernel_tex_fetch(__light_data, lamp).co[2]);
float3 D = lightD;
- float radius = data1.y;
- float invarea = data1.w;
+ float radius = kernel_tex_fetch(__light_data, lamp).distant.radius;
+ float invarea = kernel_tex_fetch(__light_data, lamp).distant.invarea;
if(radius > 0.0f)
D = distant_light_sample(D, radius, randu, randv);
@@ -562,10 +565,12 @@ ccl_device_inline bool lamp_light_sample(KernelGlobals *kg,
}
#endif
else {
- ls->P = make_float3(data0.y, data0.z, data0.w);
+ ls->P = make_float3(kernel_tex_fetch(__light_data, lamp).co[0],
+ kernel_tex_fetch(__light_data, lamp).co[1],
+ kernel_tex_fetch(__light_data, lamp).co[2]);
if(type == LIGHT_POINT || type == LIGHT_SPOT) {
- float radius = data1.y;
+ float radius = kernel_tex_fetch(__light_data, lamp).spot.radius;
if(radius > 0.0f)
/* sphere light */
@@ -574,14 +579,18 @@ ccl_device_inline bool lamp_light_sample(KernelGlobals *kg,
ls->D = normalize_len(ls->P - P, &ls->t);
ls->Ng = -ls->D;
- float invarea = data1.z;
+ float invarea = kernel_tex_fetch(__light_data, lamp).spot.invarea;
ls->eval_fac = (0.25f*M_1_PI_F)*invarea;
ls->pdf = invarea;
if(type == LIGHT_SPOT) {
/* spot light attenuation */
- float4 data2 = kernel_tex_fetch(__light_data, lamp*LIGHT_SIZE + 2);
- ls->eval_fac *= spot_light_attenuation(data1, data2, ls);
+ float3 dir = make_float3(kernel_tex_fetch(__light_data, lamp).spot.dir[0],
+ kernel_tex_fetch(__light_data, lamp).spot.dir[1],
+ kernel_tex_fetch(__light_data, lamp).spot.dir[2]);
+ ls->eval_fac *= spot_light_attenuation(dir,
+ kernel_tex_fetch(__light_data, lamp).spot.spot_angle,
+ kernel_tex_fetch(__light_data, lamp).spot.spot_smooth, ls);
if(ls->eval_fac == 0.0f) {
return false;
}
@@ -594,12 +603,15 @@ ccl_device_inline bool lamp_light_sample(KernelGlobals *kg,
}
else {
/* area light */
- float4 data2 = kernel_tex_fetch(__light_data, lamp*LIGHT_SIZE + 2);
- float4 data3 = kernel_tex_fetch(__light_data, lamp*LIGHT_SIZE + 3);
-
- float3 axisu = make_float3(data1.y, data1.z, data1.w);
- float3 axisv = make_float3(data2.y, data2.z, data2.w);
- float3 D = make_float3(data3.y, data3.z, data3.w);
+ float3 axisu = make_float3(kernel_tex_fetch(__light_data, lamp).area.axisu[0],
+ kernel_tex_fetch(__light_data, lamp).area.axisu[1],
+ kernel_tex_fetch(__light_data, lamp).area.axisu[2]);
+ float3 axisv = make_float3(kernel_tex_fetch(__light_data, lamp).area.axisv[0],
+ kernel_tex_fetch(__light_data, lamp).area.axisv[1],
+ kernel_tex_fetch(__light_data, lamp).area.axisv[2]);
+ float3 D = make_float3(kernel_tex_fetch(__light_data, lamp).area.dir[0],
+ kernel_tex_fetch(__light_data, lamp).area.dir[1],
+ kernel_tex_fetch(__light_data, lamp).area.dir[2]);
if(dot(ls->P - P, D) > 0.0f) {
return false;
@@ -618,7 +630,7 @@ ccl_device_inline bool lamp_light_sample(KernelGlobals *kg,
ls->Ng = D;
ls->D = normalize_len(ls->P - P, &ls->t);
- float invarea = data2.x;
+ float invarea = kernel_tex_fetch(__light_data, lamp).area.invarea;
ls->eval_fac = 0.25f*invarea;
}
}
@@ -630,12 +642,9 @@ ccl_device_inline bool lamp_light_sample(KernelGlobals *kg,
ccl_device bool lamp_light_eval(KernelGlob
@@ Diff output truncated at 10240 characters. @@
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