forked from crosire/reshade
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathruntime_objects.cpp
245 lines (216 loc) · 6.84 KB
/
runtime_objects.cpp
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
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
/**
* Copyright (C) 2014 Patrick Mours. All rights reserved.
* License: https://github.com/crosire/reshade#license
*/
#include "runtime.hpp"
#include "runtime_objects.hpp"
#include <assert.h>
#include <algorithm>
namespace reshade
{
void runtime::add_texture(texture &&texture)
{
_textures.push_back(std::move(texture));
}
void runtime::add_uniform(uniform &&uniform)
{
_uniforms.push_back(std::move(uniform));
}
void runtime::add_technique(technique &&technique)
{
_techniques.push_back(std::move(technique));
}
texture *runtime::find_texture(const std::string &name)
{
const auto it = std::find_if(_textures.begin(), _textures.end(),
[name](const auto &item)
{
return item.name == name;
});
return it != _textures.end() ? &(*it) : nullptr;
}
void runtime::get_uniform_value(const uniform &variable, unsigned char *data, size_t size) const
{
assert(data != nullptr);
size = std::min(size, variable.storage_size);
assert(variable.storage_offset + size <= _uniform_data_storage.size());
std::memcpy(data, &_uniform_data_storage[variable.storage_offset], size);
}
void runtime::get_uniform_value(const uniform &variable, bool *values, size_t count) const
{
static_assert(sizeof(int) == 4 && sizeof(float) == 4, "expected int and float size to equal 4");
count = std::min(count, variable.storage_size / 4);
assert(values != nullptr);
const auto data = static_cast<unsigned char *>(alloca(variable.storage_size));
get_uniform_value(variable, data, variable.storage_size);
for (size_t i = 0; i < count; i++)
{
values[i] = reinterpret_cast<const unsigned int *>(data)[i] != 0;
}
}
void runtime::get_uniform_value(const uniform &variable, int *values, size_t count) const
{
switch (variable.basetype)
{
case uniform_datatype::boolean:
case uniform_datatype::signed_integer:
case uniform_datatype::unsigned_integer:
{
get_uniform_value(variable, reinterpret_cast<unsigned char *>(values), count * sizeof(int));
break;
}
case uniform_datatype::floating_point:
{
count = std::min(count, variable.storage_size / sizeof(float));
assert(values != nullptr);
const auto data = static_cast<unsigned char *>(alloca(variable.storage_size));
get_uniform_value(variable, data, variable.storage_size);
for (size_t i = 0; i < count; i++)
{
values[i] = static_cast<int>(reinterpret_cast<const float *>(data)[i]);
}
break;
}
}
}
void runtime::get_uniform_value(const uniform &variable, unsigned int *values, size_t count) const
{
get_uniform_value(variable, reinterpret_cast<int *>(values), count);
}
void runtime::get_uniform_value(const uniform &variable, float *values, size_t count) const
{
switch (variable.basetype)
{
case uniform_datatype::boolean:
case uniform_datatype::signed_integer:
case uniform_datatype::unsigned_integer:
{
count = std::min(count, variable.storage_size / sizeof(int));
assert(values != nullptr);
const auto data = static_cast<unsigned char *>(alloca(variable.storage_size));
get_uniform_value(variable, data, variable.storage_size);
for (size_t i = 0; i < count; ++i)
{
if (variable.basetype != uniform_datatype::unsigned_integer)
{
values[i] = static_cast<float>(reinterpret_cast<const int *>(data)[i]);
}
else
{
values[i] = static_cast<float>(reinterpret_cast<const unsigned int *>(data)[i]);
}
}
break;
}
case uniform_datatype::floating_point:
{
get_uniform_value(variable, reinterpret_cast<unsigned char *>(values), count * sizeof(float));
break;
}
}
}
void runtime::set_uniform_value(uniform &variable, const unsigned char *data, size_t size)
{
assert(data != nullptr);
size = std::min(size, variable.storage_size);
assert(variable.storage_offset + size <= _uniform_data_storage.size());
std::memcpy(&_uniform_data_storage[variable.storage_offset], data, size);
}
void runtime::set_uniform_value(uniform &variable, const bool *values, size_t count)
{
static_assert(sizeof(int) == 4 && sizeof(float) == 4, "expected int and float size to equal 4");
const auto data = static_cast<unsigned char *>(alloca(count * 4));
switch (variable.basetype)
{
case uniform_datatype::boolean:
for (size_t i = 0; i < count; ++i)
{
reinterpret_cast<int *>(data)[i] = values[i] ? -1 : 0;
}
break;
case uniform_datatype::signed_integer:
case uniform_datatype::unsigned_integer:
for (size_t i = 0; i < count; ++i)
{
reinterpret_cast<int *>(data)[i] = values[i] ? 1 : 0;
}
break;
case uniform_datatype::floating_point:
for (size_t i = 0; i < count; ++i)
{
reinterpret_cast<float *>(data)[i] = values[i] ? 1.0f : 0.0f;
}
break;
}
set_uniform_value(variable, data, count * 4);
}
void runtime::set_uniform_value(uniform &variable, const int *values, size_t count)
{
switch (variable.basetype)
{
case uniform_datatype::boolean:
case uniform_datatype::signed_integer:
case uniform_datatype::unsigned_integer:
{
set_uniform_value(variable, reinterpret_cast<const unsigned char *>(values), count * sizeof(int));
break;
}
case uniform_datatype::floating_point:
{
const auto data = static_cast<float *>(alloca(count * sizeof(float)));
for (size_t i = 0; i < count; ++i)
{
data[i] = static_cast<float>(values[i]);
}
set_uniform_value(variable, reinterpret_cast<const unsigned char *>(data), count * sizeof(float));
break;
}
}
}
void runtime::set_uniform_value(uniform &variable, const unsigned int *values, size_t count)
{
switch (variable.basetype)
{
case uniform_datatype::boolean:
case uniform_datatype::signed_integer:
case uniform_datatype::unsigned_integer:
{
set_uniform_value(variable, reinterpret_cast<const unsigned char *>(values), count * sizeof(int));
break;
}
case uniform_datatype::floating_point:
{
const auto data = static_cast<float *>(alloca(count * sizeof(float)));
for (size_t i = 0; i < count; ++i)
{
data[i] = static_cast<float>(values[i]);
}
set_uniform_value(variable, reinterpret_cast<const unsigned char *>(data), count * sizeof(float));
break;
}
}
}
void runtime::set_uniform_value(uniform &variable, const float *values, size_t count)
{
switch (variable.basetype)
{
case uniform_datatype::boolean:
case uniform_datatype::signed_integer:
case uniform_datatype::unsigned_integer:
{
const auto data = static_cast<int *>(alloca(count * sizeof(int)));
for (size_t i = 0; i < count; ++i)
{
data[i] = static_cast<int>(values[i]);
}
set_uniform_value(variable, reinterpret_cast<const unsigned char *>(data), count * sizeof(int));
break;
}
case uniform_datatype::floating_point:
{
set_uniform_value(variable, reinterpret_cast<const unsigned char *>(values), count * sizeof(float));
break;
}
}
}
}