1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
/*
* Copyright 2011-2013 Blender Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
/* CPU kernel entry points */
#include "kernel.h"
#include "kernel_compat_cpu.h"
#include "kernel_math.h"
#include "kernel_types.h"
#include "kernel_globals.h"
#include "kernel_film.h"
#include "kernel_path.h"
#include "kernel_bake.h"
CCL_NAMESPACE_BEGIN
/* Memory Copy */
void kernel_const_copy(KernelGlobals *kg, const char *name, void *host, size_t size)
{
if(strcmp(name, "__data") == 0)
memcpy(&kg->__data, host, size);
else
assert(0);
}
void kernel_tex_copy(KernelGlobals *kg, const char *name, device_ptr mem, size_t width, size_t height, size_t depth, InterpolationType interpolation)
{
if(0) {
}
#define KERNEL_TEX(type, ttype, tname) \
else if(strcmp(name, #tname) == 0) { \
kg->tname.data = (type*)mem; \
kg->tname.width = width; \
}
#define KERNEL_IMAGE_TEX(type, ttype, tname)
#include "kernel_textures.h"
else if(strstr(name, "__tex_image_float")) {
texture_image_float4 *tex = NULL;
int id = atoi(name + strlen("__tex_image_float_"));
int array_index = id;
if (array_index >= 0 && array_index < MAX_FLOAT_IMAGES) {
tex = &kg->texture_float_images[array_index];
}
if(tex) {
tex->data = (float4*)mem;
tex->dimensions_set(width, height, depth);
tex->interpolation = interpolation;
}
}
else if(strstr(name, "__tex_image")) {
texture_image_uchar4 *tex = NULL;
int id = atoi(name + strlen("__tex_image_"));
int array_index = id - MAX_FLOAT_IMAGES;
if (array_index >= 0 && array_index < MAX_BYTE_IMAGES) {
tex = &kg->texture_byte_images[array_index];
}
if(tex) {
tex->data = (uchar4*)mem;
tex->dimensions_set(width, height, depth);
tex->interpolation = interpolation;
}
}
else
assert(0);
}
/* On x86-64, we can assume SSE2, so avoid the extra kernel and compile this one with SSE2 intrinsics */
#if defined(__x86_64__) || defined(_M_X64)
#define __KERNEL_SSE2__
#endif
/* quiet unused define warnings */
#if defined(__KERNEL_SSE2__)
/* do nothing */
#endif
/* Path Tracing */
void kernel_cpu_path_trace(KernelGlobals *kg, float *buffer, unsigned int *rng_state, int sample, int x, int y, int offset, int stride)
{
#ifdef __BRANCHED_PATH__
if(kernel_data.integrator.branched)
kernel_branched_path_trace(kg, buffer, rng_state, sample, x, y, offset, stride);
else
#endif
kernel_path_trace(kg, buffer, rng_state, sample, x, y, offset, stride);
}
/* Film */
void kernel_cpu_convert_to_byte(KernelGlobals *kg, uchar4 *rgba, float *buffer, float sample_scale, int x, int y, int offset, int stride)
{
kernel_film_convert_to_byte(kg, rgba, buffer, sample_scale, x, y, offset, stride);
}
void kernel_cpu_convert_to_half_float(KernelGlobals *kg, uchar4 *rgba, float *buffer, float sample_scale, int x, int y, int offset, int stride)
{
kernel_film_convert_to_half_float(kg, rgba, buffer, sample_scale, x, y, offset, stride);
}
/* Shader Evaluation */
void kernel_cpu_shader(KernelGlobals *kg, uint4 *input, float4 *output, int type, int i, int offset, int sample)
{
if(type >= SHADER_EVAL_BAKE)
kernel_bake_evaluate(kg, input, output, (ShaderEvalType)type, i, offset, sample);
else
kernel_shader_evaluate(kg, input, output, (ShaderEvalType)type, i, sample);
}
CCL_NAMESPACE_END
|
