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
|
// render.cpp
#include "renderer-shared.h"
#include "../../source/core/slang-math.h"
#include "d3d11/render-d3d11.h"
#include "d3d12/render-d3d12.h"
#include "open-gl/render-gl.h"
#include "vulkan/render-vk.h"
#include "cuda/render-cuda.h"
#include "cpu/render-cpu.h"
#include "debug-layer.h"
#include <cstring>
namespace gfx {
using namespace Slang;
static bool debugLayerEnabled = false;
/* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Global Renderer Functions !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! */
static const uint8_t s_formatSize[] = {
0, // Unknown,
uint8_t(sizeof(float) * 4), // RGBA_Float32,
uint8_t(sizeof(float) * 3), // RGB_Float32,
uint8_t(sizeof(float) * 2), // RG_Float32,
uint8_t(sizeof(float) * 1), // R_Float32,
uint8_t(sizeof(uint32_t)), // RGBA_Unorm_UInt8,
uint8_t(sizeof(uint32_t)), // BGRA_Unorm_UInt8,
uint8_t(sizeof(uint16_t)), // R_UInt16,
uint8_t(sizeof(uint32_t)), // R_UInt32,
uint8_t(sizeof(float)), // D_Float32,
uint8_t(sizeof(uint32_t)), // D_Unorm24_S8,
};
static void _compileTimeAsserts()
{
SLANG_COMPILE_TIME_ASSERT(SLANG_COUNT_OF(s_formatSize) == int(Format::CountOf));
}
extern "C"
{
size_t SLANG_MCALL gfxGetFormatSize(Format format)
{
return s_formatSize[int(format)];
}
SlangResult _createDevice(const IDevice::Desc* desc, IDevice** outDevice)
{
switch (desc->deviceType)
{
#if SLANG_WINDOWS_FAMILY
case DeviceType::DirectX11:
{
return createD3D11Device(desc, outDevice);
}
case DeviceType::DirectX12:
{
return createD3D12Device(desc, outDevice);
}
case DeviceType::OpenGl:
{
return createGLDevice(desc, outDevice);
}
case DeviceType::Vulkan:
{
return createVKDevice(desc, outDevice);
}
case DeviceType::CUDA:
{
return createCUDADevice(desc, outDevice);
}
case DeviceType::Default:
{
IDevice::Desc newDesc = *desc;
newDesc.deviceType = DeviceType::DirectX12;
if (_createDevice(&newDesc, outDevice) == SLANG_OK)
return SLANG_OK;
newDesc.deviceType = DeviceType::Vulkan;
if (_createDevice(&newDesc, outDevice) == SLANG_OK)
return SLANG_OK;
newDesc.deviceType = DeviceType::DirectX11;
if (_createDevice(&newDesc, outDevice) == SLANG_OK)
return SLANG_OK;
newDesc.deviceType = DeviceType::OpenGl;
if (_createDevice(&newDesc, outDevice) == SLANG_OK)
return SLANG_OK;
return SLANG_FAIL;
}
break;
#elif SLANG_LINUX_FAMILY && !defined(__CYGWIN__)
case DeviceType::Default:
case DeviceType::Vulkan:
{
return createVKDevice(desc, outDevice);
}
case DeviceType::CUDA:
{
return createCUDADevice(desc, outDevice);
}
#endif
case DeviceType::CPU:
{
return createCPUDevice(desc, outDevice);
}
break;
default:
return SLANG_FAIL;
}
}
SLANG_GFX_API SlangResult SLANG_MCALL
gfxCreateDevice(const IDevice::Desc* desc, IDevice** outDevice)
{
ComPtr<IDevice> innerDevice;
auto resultCode = _createDevice(desc, innerDevice.writeRef());
if (SLANG_FAILED(resultCode))
return resultCode;
if (!debugLayerEnabled)
{
returnComPtr(outDevice, innerDevice);
return resultCode;
}
RefPtr<DebugDevice> debugDevice = new DebugDevice();
debugDevice->baseObject = innerDevice;
returnComPtr(outDevice, debugDevice);
return resultCode;
}
SLANG_GFX_API SlangResult SLANG_MCALL gfxSetDebugCallback(IDebugCallback* callback)
{
_getDebugCallback() = callback;
return SLANG_OK;
}
SLANG_GFX_API void SLANG_MCALL gfxEnableDebugLayer()
{
debugLayerEnabled = true;
}
const char* SLANG_MCALL gfxGetDeviceTypeName(DeviceType type)
{
switch (type)
{
case gfx::DeviceType::Unknown:
return "Unknown";
case gfx::DeviceType::Default:
return "Default";
case gfx::DeviceType::DirectX11:
return "DirectX11";
case gfx::DeviceType::DirectX12:
return "DirectX12";
case gfx::DeviceType::OpenGl:
return "OpenGL";
case gfx::DeviceType::Vulkan:
return "Vulkan";
case gfx::DeviceType::CPU:
return "CPU";
case gfx::DeviceType::CUDA:
return "CUDA";
default:
return "?";
}
}
void SLANG_MCALL gfxGetIdentityProjection(ProjectionStyle style, float projMatrix[16])
{
switch (style)
{
case ProjectionStyle::DirectX:
case ProjectionStyle::OpenGl:
{
static const float kIdentity[] = {1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1};
::memcpy(projMatrix, kIdentity, sizeof(kIdentity));
break;
}
case ProjectionStyle::Vulkan:
{
static const float kIdentity[] = {1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1};
::memcpy(projMatrix, kIdentity, sizeof(kIdentity));
break;
}
default:
{
assert(!"Not handled");
}
}
}
}
} // renderer_test
|
