| Flutter Impeller |

runtime_types.h
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef FLUTTER_IMPELLER_CORE_RUNTIME_TYPES_H_
6 #define FLUTTER_IMPELLER_CORE_RUNTIME_TYPES_H_
7
8 #include <cstddef>
9 #include <optional>
10 #include <string>
11
12 namespace impeller {
13
14 enum class RuntimeStageBackend {
15 kSkSL,
16 kMetal,
17 kOpenGLES,
18 kVulkan,
19 };
20
21 enum RuntimeUniformType {
22 kBoolean,
23 kSignedByte,
24 kUnsignedByte,
25 kSignedShort,
26 kUnsignedShort,
27 kSignedInt,
28 kUnsignedInt,
29 kSignedInt64,
30 kUnsignedInt64,
31 kHalfFloat,
32 kFloat,
33 kDouble,
34 kSampledImage,
35 };
36
37 enum class RuntimeShaderStage {
38 kVertex,
39 kFragment,
40 kCompute,
41 };
42
43 struct RuntimeUniformDimensions {
44 size_t rows = 0;
45 size_t cols = 0;
46 };
47
48 struct RuntimeUniformDescription {
49 std::string name;
50 size_t location = 0u;
51 RuntimeUniformType type = RuntimeUniformType::kFloat;
52 RuntimeUniformDimensions dimensions;
53 size_t bit_width;
54 std::optional<size_t> array_elements;
55
56 /// @brief Computes the total number of bytes that this uniform requires.
57 size_t GetSize() const;
58 };
59
60 } // namespace impeller
61
62 #endif // FLUTTER_IMPELLER_CORE_RUNTIME_TYPES_H_
impeller::RuntimeUniformDescription::GetSize
size_t GetSize() const
Computes the total number of bytes that this uniform requires.
Definition: runtime_types.cc:9
impeller::RuntimeUniformDescription
Definition: runtime_types.h:48
impeller::kBoolean
@ kBoolean
Definition: runtime_types.h:22
impeller::kFloat
@ kFloat
Definition: runtime_types.h:32
impeller::RuntimeShaderStage
RuntimeShaderStage
Definition: runtime_types.h:37
impeller::kUnsignedShort
@ kUnsignedShort
Definition: runtime_types.h:26
impeller::RuntimeStageBackend::kVulkan
@ kVulkan
impeller::RuntimeUniformDimensions::cols
size_t cols
Definition: runtime_types.h:45
impeller::RuntimeUniformDescription::dimensions
RuntimeUniformDimensions dimensions
Definition: runtime_types.h:52
impeller::kSignedByte
@ kSignedByte
Definition: runtime_types.h:23
impeller::RuntimeUniformDimensions::rows
size_t rows
Definition: runtime_types.h:44
impeller::kSampledImage
@ kSampledImage
Definition: runtime_types.h:34
impeller::RuntimeStageBackend::kOpenGLES
@ kOpenGLES
impeller::RuntimeUniformDimensions
Definition: runtime_types.h:43
impeller::RuntimeShaderStage::kVertex
@ kVertex
impeller::kSignedInt
@ kSignedInt
Definition: runtime_types.h:27
impeller::RuntimeShaderStage::kFragment
@ kFragment
impeller::RuntimeStageBackend
RuntimeStageBackend
Definition: runtime_types.h:14
impeller::RuntimeUniformType
RuntimeUniformType
Definition: runtime_types.h:21
impeller::RuntimeUniformDescription::name
std::string name
Definition: runtime_types.h:49
impeller::kUnsignedByte
@ kUnsignedByte
Definition: runtime_types.h:24
impeller::kUnsignedInt64
@ kUnsignedInt64
Definition: runtime_types.h:30
impeller::kHalfFloat
@ kHalfFloat
Definition: runtime_types.h:31
impeller::kUnsignedInt
@ kUnsignedInt
Definition: runtime_types.h:28
impeller::RuntimeUniformDescription::type
RuntimeUniformType type
Definition: runtime_types.h:51
impeller::kSignedShort
@ kSignedShort
Definition: runtime_types.h:25
impeller::RuntimeUniformDescription::location
size_t location
Definition: runtime_types.h:50
impeller::RuntimeUniformDescription::bit_width
size_t bit_width
Definition: runtime_types.h:53
impeller::RuntimeStageBackend::kSkSL
@ kSkSL
impeller::kDouble
@ kDouble
Definition: runtime_types.h:33
impeller::kSignedInt64
@ kSignedInt64
Definition: runtime_types.h:29
impeller::RuntimeShaderStage::kCompute
@ kCompute
impeller::RuntimeUniformDescription::array_elements
std::optional< size_t > array_elements
Definition: runtime_types.h:54
impeller::RuntimeStageBackend::kMetal
@ kMetal
impeller
Definition: aiks_context.cc:10