GrBackendFormat GrBackendFormat::MakeVk(const GrVkYcbcrConversionInfo& ycbcrInfo) {
#ifdef SK_BUILD_FOR_ANDROID
return GrBackendFormat(VK_FORMAT_UNDEFINED, ycbcrInfo);
#else
return GrBackendFormat();
#endif
}
GrBackendFormat get_backend_format(GrBackend backend, uint32_t bufferFormat) {
if (backend == kOpenGL_GrBackend) {
switch (bufferFormat) {
//TODO: find out if we can detect, which graphic buffers support GR_GL_TEXTURE_2D
case AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM:
case AHARDWAREBUFFER_FORMAT_R8G8B8X8_UNORM:
return GrBackendFormat::MakeGL(GR_GL_RGBA8, GR_GL_TEXTURE_EXTERNAL);
case AHARDWAREBUFFER_FORMAT_R16G16B16A16_FLOAT:
return GrBackendFormat::MakeGL(GR_GL_RGBA16F, GR_GL_TEXTURE_EXTERNAL);
case AHARDWAREBUFFER_FORMAT_R5G6B5_UNORM:
return GrBackendFormat::MakeGL(GR_GL_RGB565, GR_GL_TEXTURE_EXTERNAL);
case AHARDWAREBUFFER_FORMAT_R10G10B10A2_UNORM:
return GrBackendFormat::MakeGL(GR_GL_RGB10_A2, GR_GL_TEXTURE_EXTERNAL);
case AHARDWAREBUFFER_FORMAT_R8G8B8_UNORM:
return GrBackendFormat::MakeGL(GR_GL_RGB8, GR_GL_TEXTURE_EXTERNAL);
default:
return GrBackendFormat::MakeGL(GR_GL_RGBA8, GR_GL_TEXTURE_EXTERNAL);
}
} else if (backend == kVulkan_GrBackend) {
switch (bufferFormat) {
//TODO: find out if we can detect, which graphic buffers support GR_GL_TEXTURE_2D
case AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM:
return GrBackendFormat::MakeVk(VK_FORMAT_R8G8B8A8_UNORM);
case AHARDWAREBUFFER_FORMAT_R16G16B16A16_FLOAT:
return GrBackendFormat::MakeVk(VK_FORMAT_R16G16B16A16_SFLOAT);
case AHARDWAREBUFFER_FORMAT_R5G6B5_UNORM:
return GrBackendFormat::MakeVk(VK_FORMAT_R5G6B5_UNORM_PACK16);
case AHARDWAREBUFFER_FORMAT_R10G10B10A2_UNORM:
return GrBackendFormat::MakeVk(VK_FORMAT_A2B10G10R10_UNORM_PACK32);
case AHARDWAREBUFFER_FORMAT_R8G8B8X8_UNORM:
return GrBackendFormat::MakeVk(VK_FORMAT_R8G8B8A8_UNORM);
case AHARDWAREBUFFER_FORMAT_R8G8B8_UNORM:
return GrBackendFormat::MakeVk(VK_FORMAT_R8G8B8_UNORM);
default:
return GrBackendFormat::MakeVk(VK_FORMAT_R8G8B8_UNORM);
}
}
return GrBackendFormat();
}
GrBackendFormat GrCaps::createFormatFromBackendTexture(const GrBackendTexture& backendTex) const {
if (!backendTex.isValid()) {
return GrBackendFormat();
}
return this->onCreateFormatFromBackendTexture(backendTex);
}