shader.h File Reference

#include <algorithm>
#include <memory>
#include <string>
#include "flutter/lib/gpu/context.h"
#include "flutter/lib/ui/dart_wrapper.h"
#include "fml/memory/ref_ptr.h"
#include "impeller/core/shader_types.h"
#include "impeller/renderer/shader_function.h"
#include "impeller/renderer/vertex_descriptor.h"

Go to the source code of this file.

Classes
class	flutter::gpu::Shader
	An immutable collection of shaders loaded from a shader bundle asset. More...
struct	flutter::gpu::Shader::UniformBinding
struct	flutter::gpu::Shader::TextureBinding

Namespaces
namespace	flutter
namespace	flutter::gpu

Functions
FLUTTER_GPU_EXPORT int	InternalFlutterGpu_Shader_GetUniformStructSize (flutter::gpu::Shader *wrapper, Dart_Handle struct_name_handle)
FLUTTER_GPU_EXPORT int	InternalFlutterGpu_Shader_GetUniformMemberOffset (flutter::gpu::Shader *wrapper, Dart_Handle struct_name_handle, Dart_Handle member_name_handle)

Function Documentation

InternalFlutterGpu_Shader_GetUniformMemberOffset()

FLUTTER_GPU_EXPORT int InternalFlutterGpu_Shader_GetUniformMemberOffset ( flutter::gpu::Shader *  wrapper, Dart_Handle  struct_name_handle, Dart_Handle  member_name_handle  )

extern

Definition at line 142 of file shader.cc.

                                    {
  auto struct_name = tonic::StdStringFromDart(struct_name_handle);
  const auto* uniform = wrapper->GetUniformStruct(struct_name);
  if (uniform == nullptr) {
    return -1;
  }
 
  auto member_name = tonic::StdStringFromDart(member_name_handle);
  const auto* member = uniform->GetMemberMetadata(member_name);
  if (member == nullptr) {
    return -1;
  }
 
  return member->offset;
}

References flutter::gpu::Shader::GetUniformStruct(), and tonic::StdStringFromDart().

InternalFlutterGpu_Shader_GetUniformStructSize()

FLUTTER_GPU_EXPORT int InternalFlutterGpu_Shader_GetUniformStructSize ( flutter::gpu::Shader *  wrapper, Dart_Handle  struct_name_handle  )

extern

Exports

Definition at line 130 of file shader.cc.

                                    {
  auto name = tonic::StdStringFromDart(struct_name_handle);
  const auto* uniform = wrapper->GetUniformStruct(name);
  if (uniform == nullptr) {
    return -1;
  }
 
  return uniform->size_in_bytes;
}

References flutter::gpu::Shader::GetUniformStruct(), flutter::name, flutter::gpu::Shader::UniformBinding::size_in_bytes, and tonic::StdStringFromDart().