blob: 978c004337f7b28c67447169284e93ea3138381c (
plain) (
blame)
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
|
// license:BSD-3-Clause
// copyright-holders:Ryan Holtz
//============================================================
//
// effectreader.cpp - BGFX effect JSON reader
//
//============================================================
#include <string>
#include <bgfx/bgfx.h>
#include "emu.h"
#include "effect.h"
#include "blendreader.h"
#include "depthreader.h"
#include "cullreader.h"
#include "writereader.h"
#include "shadermanager.h"
#include "uniformreader.h"
#include "effectreader.h"
bgfx_effect* effect_reader::read_from_value(shader_manager& shaders, const Value& value)
{
validate_parameters(value);
uint64_t blend = blend_reader::read_from_value(value["blend"]);
uint64_t depth = depth_reader::read_from_value(value["depth"]);
uint64_t cull = cull_reader::read_from_value(value["cull"]);
uint64_t write = write_reader::read_from_value(value["write"]);
std::vector<bgfx_uniform*> uniforms;
const Value& uniform_array = value["uniforms"];
for (UINT32 i = 0; i < uniform_array.Size(); i++)
{
uniforms.push_back(uniform_reader::read_from_value(uniform_array[i]));
}
std::string vertex_name(value["vertex"].GetString());
bgfx::ShaderHandle vertex_shader = shaders.shader(vertex_name);
std::string fragment_name("");
if (value.HasMember("fragment"))
{
fragment_name = value["fragment"].GetString();
}
else if (value.HasMember("pixel"))
{
fragment_name = value["pixel"].GetString();
}
bgfx::ShaderHandle fragment_shader = shaders.shader(fragment_name);
return new bgfx_effect(blend | depth | cull | write, vertex_shader, fragment_shader, uniforms);
}
void effect_reader::validate_parameters(const Value& value)
{
assert(value.HasMember("blend"));
assert(value.HasMember("depth"));
assert(value.HasMember("cull"));
assert(value.HasMember("write"));
assert(value.HasMember("vertex"));
assert(value["vertex"].IsString());
assert(value.HasMember("fragment") || value.HasMember("pixel"));
if (value.HasMember("fragment"))
{
assert(value["fragment"].IsString());
}
if (value.HasMember("pixel"))
{
assert(value["pixel"].IsString());
}
assert(value.HasMember("uniforms"));
assert(value["uniforms"].IsArray());
}
|