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
|
/*
* Copyright 2019-2021 Diligent Graphics LLC
* Copyright 2015-2019 Egor Yusov
*
* 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.
*
* In no event and under no legal theory, whether in tort (including negligence),
* contract, or otherwise, unless required by applicable law (such as deliberate
* and grossly negligent acts) or agreed to in writing, shall any Contributor be
* liable for any damages, including any direct, indirect, special, incidental,
* or consequential damages of any character arising as a result of this License or
* out of the use or inability to use the software (including but not limited to damages
* for loss of goodwill, work stoppage, computer failure or malfunction, or any and
* all other commercial damages or losses), even if such Contributor has been advised
* of the possibility of such damages.
*/
#pragma once
/// \file
/// Declaration of Diligent::PipelineResourceSignatureGLImpl class
#include <array>
#include "EngineGLImplTraits.hpp"
#include "PipelineResourceAttribsGL.hpp"
#include "PipelineResourceSignatureBase.hpp"
#include "ShaderResourcesGL.hpp"
// ShaderVariableManagerGL, ShaderResourceCacheGL, and ShaderResourceBindingGLImpl
// are required by PipelineResourceSignatureBase
#include "ShaderResourceCacheGL.hpp"
#include "ShaderVariableManagerGL.hpp"
#include "ShaderResourceBindingGLImpl.hpp"
namespace Diligent
{
enum BINDING_RANGE : Uint32
{
BINDING_RANGE_UNIFORM_BUFFER = 0,
BINDING_RANGE_TEXTURE,
BINDING_RANGE_IMAGE,
BINDING_RANGE_STORAGE_BUFFER,
BINDING_RANGE_COUNT,
BINDING_RANGE_UNKNOWN = ~0u
};
BINDING_RANGE PipelineResourceToBindingRange(const PipelineResourceDesc& Desc);
const char* GetBindingRangeName(BINDING_RANGE Range);
/// Implementation of the Diligent::PipelineResourceSignatureGLImpl class
class PipelineResourceSignatureGLImpl final : public PipelineResourceSignatureBase<EngineGLImplTraits>
{
public:
using TPipelineResourceSignatureBase = PipelineResourceSignatureBase<EngineGLImplTraits>;
PipelineResourceSignatureGLImpl(IReferenceCounters* pRefCounters,
RenderDeviceGLImpl* pDevice,
const PipelineResourceSignatureDesc& Desc,
bool bIsDeviceInternal = false);
~PipelineResourceSignatureGLImpl();
using ResourceAttribs = PipelineResourceAttribsGL;
const ResourceAttribs& GetResourceAttribs(Uint32 ResIndex) const
{
VERIFY_EXPR(ResIndex < m_Desc.NumResources);
return m_pResourceAttribs[ResIndex];
}
using TBindings = std::array<Uint32, BINDING_RANGE_COUNT>;
// Applies bindings for resources in this signature to GLProgram.
// The bindings are biased by BaseBindings.
void ApplyBindings(GLObjectWrappers::GLProgramObj& GLProgram,
class GLContextState& State,
SHADER_TYPE Stages,
const TBindings& BaseBindings) const;
__forceinline void ShiftBindings(TBindings& Bindings) const
{
for (Uint32 i = 0; i < Bindings.size(); ++i)
{
Bindings[i] += m_BindingCount[i];
}
}
void InitSRBResourceCache(ShaderResourceCacheGL& ResourceCache);
#ifdef DILIGENT_DEVELOPMENT
/// Verifies committed resource using the resource attributes from the PSO.
bool DvpValidateCommittedResource(const ShaderResourcesGL::GLResourceAttribs& GLAttribs,
RESOURCE_DIMENSION ResourceDim,
bool IsMultisample,
Uint32 ResIndex,
const ShaderResourceCacheGL& ResourceCache,
const char* ShaderName,
const char* PSOName) const;
#endif
// Copies static resources from the static resource cache to the destination cache
void CopyStaticResources(ShaderResourceCacheGL& ResourceCache) const;
Uint32 GetImmutableSamplerIdx(const ResourceAttribs& Res) const
{
auto ImtblSamIdx = InvalidImmutableSamplerIndex;
if (Res.IsImmutableSamplerAssigned())
ImtblSamIdx = Res.SamplerInd;
else if (Res.IsSamplerAssigned())
{
VERIFY_EXPR(GetResourceDesc(Res.SamplerInd).ResourceType == SHADER_RESOURCE_TYPE_SAMPLER);
const auto& SamAttribs = GetResourceAttribs(Res.SamplerInd);
if (SamAttribs.IsImmutableSamplerAssigned())
ImtblSamIdx = SamAttribs.SamplerInd;
}
VERIFY_EXPR(ImtblSamIdx == InvalidImmutableSamplerIndex || ImtblSamIdx < GetImmutableSamplerCount());
return ImtblSamIdx;
}
private:
void CreateLayout();
void Destruct();
private:
TBindings m_BindingCount = {};
ResourceAttribs* m_pResourceAttribs = nullptr; // [m_Desc.NumResources]
using SamplerPtr = RefCntAutoPtr<ISampler>;
SamplerPtr* m_ImmutableSamplers = nullptr; // [m_Desc.NumImmutableSamplers]
};
} // namespace Diligent
|
