- Radeon ProRender SDK
- Downloading and Getting Started
- How to Use RPR SDK
- Data Types
- Data Structs
- Info and Setting Types
- rpr_aa_filter
- rpr_aov
- rpr_api_version
- rpr_bool
- rpr_buffer_element_type
- rpr_buffer_info
- rpr_camera_info
- rpr_camera_mode
- rpr_color_space
- rpr_component_type
- rpr_composite_info
- rpr_composite_type
- rpr_context_info
- rpr_context_sampler_type
- rpr_context_properties
- rpr_creation_flags
- rpr_curve_parameter
- rpr_environment_override
- rpr_framebuffer_info
- rpr_grid_indices_topology
- rpr_grid_parameter
- rpr_hetero_volume_filter
- rpr_hetero_volume_indices_topology
- rpr_hetero_volume_parameter
- rpr_image_filter_type
- rpr_image_info
- rpr_image_wrap_type
- rpr_instance_info
- rpr_light_info
- rpr_light_type
- rpr_lut_info
- rpr_material_node_arithmetic_operation
- rpr_material_node_info
- rpr_material_node_input
- rpr_material_node_input_info
- rpr_material_node_input_type
- rpr_material_node_lookup_value
- rpr_material_node_transform_op
- rpr_material_node_type
- rpr_material_node_uvtype_value
- rpr_material_system_info
- rpr_mesh_info
- rpr_object_info
- rpr_parameter_info
- rpr_parameter_type
- rpr_post_effect_info
- rpr_post_effect_type
- rpr_render_mode
- rpr_scene_info
- rpr_shape_info
- rpr_shape_type
- rpr_status
- rpr_subdiv_boundary_interfop_type
- rpr_tonemapping_operator
- rpr_ubermaterial_emission_mode
- rpr_ubermaterial_ior_mode
- rpr_volume_type
- Shaders
- rpr_material_node_add
- rpr_material_node_ao_map
- rpr_material_node_arithmetic
- rpr_material_node_blend
- rpr_material_node_blend_value
- rpr_material_node_buffer_sampler
- rpr_material_node_bump_map
- rpr_material_node_checker_texture
- rpr_material_node_constant_texture
- rpr_material_node_diffuse
- rpr_material_node_diffuse_refraction
- rpr_material_node_dot_texture
- rpr_material_node_emissive
- rpr_material_node_fresnel
- rpr_material_node_fresnel_schlick
- rpr_material_node_gradient_texture
- rpr_material_node_image_texture
- rpr_material_node_input_lookup
- rpr_material_node_microfacet
- rpr_material_node_microfacet_anisotropic_reflection
- rpr_material_node_microfacet_anisotropic_refraction
- rpr_material_node_microfacet_beckmann
- rpr_material_node_microfacet_refraction
- rpr_material_node_noise2d_texture
- rpr_material_node_normal_map
- rpr_material_node_orennayar
- rpr_material_node_passthrough
- rpr_material_node_phong
- rpr_material_node_reflection
- rpr_material_node_refraction
- rpr_material_node_transparent
- rpr_material_node_twosided
- rpr_material_node_uv_procedural
- rpr_material_node_uv_triplanar
- rpr_material_node_volume
- rpr_material_node_ward
- Tutorials
- Basic Scene Demo
- Context Creation
- Scene Creation
- Camera Setup
- Mesh Creation
- Instance Creation
- Deformation Motion Blur
- Point Light Creation
- Emissive Shape Creation
- Environment Light Creation
- Textured Material Creation
- Materials Demo
- Uber Material Creation
- SSS Uber Material Creation
- Two Sided Materials
- Tiled Rendering
- AOVs Setting
- Framebuffer Access
- OpenGL Interop
- Gamma Post Process Effect
- Curve Creation
- Import/Export
- Shadow Catcher
- Adaptive Sampling
- Tracing
- Parameters Enumeration
- Volume
- Hybrid
- Mesh Obj
- API Reference
- rprBufferGetInfo
- rprCameraGetInfo
- rprCameraLookAt
- rprCameraSetAngularMotion
- rprCameraSetApertureBlades
- rprCameraSetExposure
- rprCameraSetFarPlane
- rprCameraSetFocalLength
- rprCameraSetFocalTilt
- rprCameraSetFocusDistance
- rprCameraSetFStop
- rprCameraSetIPD
- rprCameraSetLensShift
- rprCameraSetLinearMotion
- rprCameraSetMode
- rprCameraSetNearPlane
- rprCameraSetOrthoHeight
- rprCameraSetOrthoWidth
- rprCameraSetSensorSize
- rprCameraSetTiltCorrection
- rprCameraSetTransform
- rprCompositeCompute
- rprCompositeGetInfo
- rprCompositeSetInput1u
- rprCompositeSetInput4f
- rprCompositeSetInputC
- rprCompositeSetInputFb
- rprCompositeSetInputLUT
- rprCompositeSetInputOp
- rprContextAbortRender
- rprContextAttachPostEffect
- rprContextAttachRenderLayer
- rprContextClearMemory
- rprContextCreateBuffer
- rprContextCreateCamera
- rprContextCreateComposite
- rprContextCreateCurve
- rprContextCreateDirectionalLight
- rprContextCreateDiskLight
- rprContextCreateEnvironmentLight
- rprContextCreateFrameBuffer
- rprContextCreateFramebufferFromGLTexture2D
- rprContextCreateGrid
- rprContextCreateHeteroVolume
- rprContextCreateIESLight
- rprContextCreateImage
- rprContextCreateImageFromFile
- rprContextCreateImageFromFileMemory
- rprContextCreateInstance
- rprContextCreateLUTFromData
- rprContextCreateLUTFromFile
- rprContextCreateMaterialSystem
- rprContextCreateMesh
- rprContextCreateMeshEx
- rprContextCreateMeshEx2
- rprContextCreatePointLight
- rprContextCreatePostEffect
- rprContextCreateScene
- rprContextCreateSkyLight
- rprContextCreateSphereLight
- rprContextCreateSpotLight
- rprContextDetachPostEffect
- rprContextDetachRenderLayer
- rprContextGetAOV
- rprContextGetAttachedPostEffect
- rprContextGetAttachedPostEffectCount
- rprContextGetInfo
- rprContextGetParameterInfo
- rprContextGetScene
- rprContextRender
- rprContextRenderTile
- rprContextResolveFrameBuffer
- rprContextSetActivePlugin
- rprContextSetAOV
- rprContextSetAOVindexLookup
- rprContextSetAOVindicesLookup
- rprContextSetParameterByKey1f
- rprContextSetParameterByKey1u
- rprContextSetParameterByKey3f
- rprContextSetParameterByKey4f
- rprContextSetParameterByKeyPtr
- rprContextSetParameterByKeyString
- rprContextSetParameterString
- rprContextSetScene
- rprCreateContext
- rprCurveGetInfo
- rprCurveSetMaterial
- rprCurveSetTransform
- rprCurveSetVisibility
- rprCurveSetVisibilityFlag
- rprDirectionalLightSetRadiantPower3f
- rprDirectionalLightSetShadowSoftnessAngle
- rprDiskLightSetAngle
- rprDiskLightSetRadiantPower3f
- rprDiskLightSetRadius
- rprEnvironmentLightAttachPortal
- rprEnvironmentLightDetachPortal
- rprEnvironmentLightGetEnvironmentLightOverride
- rprEnvironmentLightSetEnvironmentLightOverride
- rprEnvironmentLightSetImage
- rprEnvironmentLightSetIntensityScale
- rprFrameBufferClear
- rprFrameBufferFillWithColor
- rprFrameBufferGetInfo
- rprFrameBufferSaveToFile
- rprFrameBufferSaveToFileEx
- rprFrameBufferSetLPE
- rprGridGetInfo
- rprHeteroVolumeGetInfo
- rprHeteroVolumeSetAlbedo
- rprHeteroVolumeSetAlbedoGrid
- rprHeteroVolumeSetAlbedoLookup
- rprHeteroVolumeSetAlbedoScale
- rprHeteroVolumeSetDensityGrid
- rprHeteroVolumeSetDensityLookup
- rprHeteroVolumeSetDensityScale
- rprHeteroVolumeSetEmission
- rprHeteroVolumeSetEmissionGrid
- rprHeteroVolumeSetEmissionLookup
- rprHeteroVolumeSetEmissionScale
- rprHeteroVolumeSetFilter
- rprHeteroVolumeSetTransform
- rprIESLightSetImageFromFile
- rprIESLightSetImageFromIESdata
- rprIESLightSetRadiantPower3f
- rprImageGetInfo
- rprImageSetFilter
- rprImageSetGamma
- rprImageSetInternalCompression
- rprImageSetMipmapEnabled
- rprImageSetOcioColorspace
- rprImageSetUDIM
- rprImageSetWrap
- rprInstanceGetBaseShape
- rprLightGetInfo
- rprLightSetGroupId
- rprLightSetTransform
- rprMaterialNodeGetInfo
- rprMaterialNodeGetInputInfo
- rprMaterialNodeSetID
- rprMaterialNodeSetInputBufferDataByKey
- rprMaterialNodeSetInputFByKey
- rprMaterialNodeSetInputImageDataByKey
- rprMaterialNodeSetInputNByKey
- rprMaterialNodeSetInputUByKey
- rprMaterialSystemCreateNode
- rprMaterialSystemGetInfo
- rprMaterialSystemGetSize
- rprMeshGetInfo
- rprObjectDelete
- rprObjectSetName
- rprPointLightSetRadiantPower3f
- rprPostEffectGetInfo
- rprPostEffectSetParameter1f
- rprPostEffectSetParameter1u
- rprPostEffectSetParameter3f
- rprPostEffectSetParameter4f
- rprRegisterPlugin
- rprSceneAttachCurve
- rprSceneAttachHeteroVolume
- rprSceneAttachLight
- rprSceneAttachShape
- rprSceneClear
- rprSceneDetachCurve
- rprSceneDetachHeteroVolume
- rprSceneDetachLight
- rprSceneDetachShape
- rprSceneGetBackgroundImage
- rprSceneGetCamera
- rprSceneGetCameraRight
- rprSceneGetEnvironmentLight
- rprSceneGetInfo
- rprSceneSetBackgroundImage
- rprSceneSetCamera
- rprSceneSetCameraRight
- rprSceneSetEnvironmentLight
- rprShapeAttachRenderLayer
- rprShapeAutoAdaptSubdivisionFactor
- rprShapeDetachRenderLayer
- rprShapeGetInfo
- rprShapeMarkStatic
- rprShapeSetAngularMotion
- rprShapeSetContourIgnore
- rprShapeSetDisplacementMaterial
- rprShapeSetDisplacementScale
- rprShapeSetHeteroVolume
- rprShapeSetLayerMask
- rprShapeSetLightGroupID
- rprShapeSetLinearMotion
- rprShapeSetMaterial
- rprShapeSetMaterialFaces
- rprShapeSetMotionTransform
- rprShapeSetMotionTransformCount
- rprShapeSetObjectGroupID
- rprShapeSetObjectID
- rprShapeSetScaleMotion
- rprShapeSetReflectionCatcher
- rprShapeSetShadowCatcher
- rprShapeSetSubdivisionAutoRatioCap
- rprShapeSetSubdivisionBoundaryInterop
- rprShapeSetSubdivisionCreaseWeight
- rprShapeSetSubdivisionFactor
- rprShapeSetTransform
- rprShapeSetVertexValue
- rprShapeSetVisibility
- rprShapeSetVisibilityFlag
- rprShapeSetVisibilityInSpecular
- rprShapeSetVolumeMaterial
- rprSkyLightAttachPortal
- rprSkyLightDetachPortal
- rprSkyLightSetAlbedo
- rprSkyLightSetDirection
- rprSkyLightSetScale
- rprSkyLightSetTurbidity
- rprSphereLightSetRadiantPower3f
- rprSphereLightSetRadius
- rprSpotLightSetConeShape
- rprSpotLightSetImage
- rprSpotLightSetRadiantPower3f
- Transitioning from RPR 1.X to 2.0
- Radeon Image Filters
- Basic Example
- Filters
- ACES filmic tone mapping filter
- AI custom model filter
- AI denoiser filter
- AI upscale filter
- Auto linear tone mapping filter
- BGRA TO RGBA conversion filter
- Bilateral denoiser filter
- Binary operation filter
- Bloom filter
- Color space changing filter
- Convert filter
- Depth of field filter
- Dilate (erode) filter
- Drago tone mapping filter
- Dynamic resampling filter
- Edge-avoiding À-Trous wavelet filter
- Emboss filter
- Exponential tone mapping filter
- Filmic uncharted tone mapping filter
- Gamma correction filter
- Gaussian blurring filter
- Horizontal flip filter
- Hue-saturation changing filter
- Laplace edge detection filter
- Linear photographic tone mapping filter
- Linear tone mapping filter
- Local weighted regression filter
- Max-white tone mapping filter
- Median denoiser filter
- Morphological antialiasing filter
- Motion blur filter
- Motion buffer filter
- Multiplication filter
- NDC depth filter
- Photographic tone mapping filter
- Posterization filter
- Range remap filter
- Reinhard tone mapping filter
- Resampling filter
- RGB noise filter
- Rotation filter
- Sharpen filter
- Sobel edge detection filter
- Spread filter
- Temporal accumulation filter
- User defined filter
- Vertical flip filter
- Weighted sum filter
- Combining Filters
- Data Types
- Data Structs
- Info and Setting Types
- API Reference
- rifCommandQueueAttachImageFilter
- rifCommandQueueAttachImageFilterRect
- rifCommandQueueDetachImageFilter
- rifContextCreateCommandQueue
- rifContextCreateImage
- rifContextCreateImageFilter
- rifContextCreateImageFromDirectX11Buffer
- rifContextCreateImageFromDirectX11Texture
- rifContextCreateImageFromDirectX12Memory
- rifContextCreateImageFromMetalMemory
- rifContextCreateImageFromOpenClMemory
- rifContextCreateImageFromOpenGlTexture
- rifContextExecuteCommandQueue
- rifContextGetDeviceInfo
- rifContextGetInfo
- rifContextSetInfo
- rifCreateContext
- rifCreateContextFromDirectX12Context
- rifCreateContextFromMetalContext
- rifCreateContextFromOpenClContext
- rifCreateOpenCLContextSharedWithDirectX11
- rifFlushQueue
- rifGetDeviceCount
- rifGetErrorCodeDescription
- rifGetErrorCodeString
- rifGetLastErrorMessage
- rifImageFilterClearParameterImage
- rifImageFilterGetInfo
- rifImageFilterSetComputeType
- rifImageFilterSetParameter1f
- rifImageFilterSetParameter1i
- rifImageFilterSetParameter1u
- rifImageFilterSetParameter2f
- rifImageFilterSetParameter2i
- rifImageFilterSetParameter2u
- rifImageFilterSetParameter3f
- rifImageFilterSetParameter3i
- rifImageFilterSetParameter3u
- rifImageFilterSetParameter4f
- rifImageFilterSetParameter4i
- rifImageFilterSetParameter4u
- rifImageFilterSetParameter8f
- rifImageFilterSetParameter8i
- rifImageFilterSetParameter8u
- rifImageFilterSetParameter16f
- rifImageFilterSetParameter16i
- rifImageFilterSetParameter16u
- rifImageFilterSetParameterFloatArray
- rifImageFilterSetParameterImage
- rifImageFilterSetParameterImageArray
- rifImageFilterSetParameterString
- rifImageGetInfo
- rifImageMap
- rifImageUnmap
- rifObjectDelete
- rifParameterGetInfo
- rifSyncronizeQueue
- Tracing
- Radeon Machine Learning
- Examples
- Data Types
- Data Structs
- rml_context
- rml_context_params
- rml_graph
- rml_memory_info
- rml_model
- rml_op
- rml_op_batch_norm_params
- rml_op_bias_add_params
- rml_op_binary_params
- rml_op_cast_params
- rml_op_celu_params
- rml_op_clip_params
- rml_op_concat_params
- rml_op_const_params
- rml_op_conv_2d_params
- rml_op_conv_2d_transpose_params
- rml_op_desc
- rml_op_depth_to_space_params
- rml_op_elu_params
- rml_op_flatten_params
- rml_op_gemm_params
- rml_op_leaky_relu_params
- rml_op_local_response_norm_params
- rml_op_pad_params
- rml_op_placeholder_params
- rml_op_pool_2d_params
- rml_op_pool_2d_global_params
- rml_op_port_params
- rml_op_pow_params
- rml_op_quantize_linear_params
- rml_op_reduce_params
- rml_op_resize_2d_params
- rml_op_reshape_params
- rml_op_round_params
- rml_op_selu_params
- rml_op_slice_params
- rml_op_space_to_depth_params
- rml_op_squeeze_params
- rml_op_stack_params
- rml_op_thresholded_relu_params
- rml_op_top_k_params
- rml_op_transpose_params
- rml_op_unary_params
- rml_op_unsqueeze_params
- rml_size_2d
- rml_strings
- rml_tensor
- rml_tensor_info
- Info and Setting Types
- API Reference
- rmlConnectGraphs
- rmlCreateContextFromClQueue
- rmlCreateContextFromD3DQueue
- rmlCreateContextFromMTLQueue
- rmlCreateDefaultContext
- rmlCreateGraph
- rmlCreateModelFromGraph
- rmlCreateOperation
- rmlCreateTensor
- rmlCreateTensorFromClBuffer
- rmlCreateTensorFromD3DResource
- rmlCreateTensorFromMTLBuffer
- rmlGetClBufferFromTensor
- rmlGetD3DResourceFromTensor
- rmlGetGraphInputNames
- rmlGetGraphOutputNames
- rmlGetLastError
- rmlGetMTLBufferFromTensor
- rmlGetModelInputInfo
- rmlGetModelMemoryInfo
- rmlGetModelOutputInfo
- rmlGetTensorInfo
- rmlInfer
- rmlLoadGraph
- rmlLoadGraphFromBuffer
- rmlLoadGraphFromFile
- rmlMapTensor
- rmlPrepareModel
- rmlReleaseContext
- rmlReleaseGraph
- rmlReleaseModel
- rmlReleaseTensor
- rmlResetModelStates
- rmlSetD3DCommandList
- rmlSetDMLFloat16Allowed
- rmlSetLoggingEnabled
- rmlSetMIOpenAutoTuningOn
- rmlSetModelInput
- rmlSetModelInputInfo
- rmlSetModelOutput
- rmlSetModelOutputNames
- rmlSetNumD3DCommandLists
- rmlUnmapTensor
- RadeonRays
- Examples
- Data Types
- Data Structs
- Info and Setting Types
- API Reference
- rrAllocateAccelerationStructureDevicePtr
- rrAllocateCommandStream
- rrAllocateDeviceBuffer
- rrCmdBuildGeometry
- rrCmdBuildScene
- rrCmdIntersect
- rrCreateContext
- rrCreateContextDX
- rrCreateContextMTL
- rrCreateContextVk
- rrCreateGroupMPS
- rrDestroyContext
- rrGetCommandStreamFromD3D12CommandList
- rrGetCommandStreamFromMTLCommandBuffer
- rrGetCommandStreamFromVkCommandBuffer
- rrGetDevicePtrFromBuffer
- rrGetDevicePtrFromD3D12Resource
- rrGetDevicePtrFromMTLResource
- rrGetDevicePtrFromVkBuffer
- rrGetGeometryBuildMemoryRequirements
- rrGetSceneBuildMemoryRequirements
- rrGetTraceMemoryRequirements
- rrMapDevicePtr
- rrReleaseCommandStream
- rrReleaseDevicePtr
- rrReleaseEvent
- rrReleaseExternalCommandStream
- rrSetLogFile
- rrSetLogLevel
- rrSubmitCommandStream
- rrUnmapDevicePtr
- rrWaitEvent
- Uber Shader
- Radeon ProRender Plug-ins
- Material Library
- Blender
- Maya
- 3ds Max
- Unreal Engine
- Houdini
- Inventor
- USD Hydra Delegate
Framebuffer Access¶
Framebuffer objects can be saved directly to files, just as we did previously with rprFrameBufferSaveToFile().
However, framebuffer objects have many other uses. For instance, they can be read directly to memory. Here we read a framebuffer into memory, create an image texture and then use that texture for a subsequent render.
// Access framebuffer data
size_t size = 0;
CHECK(rprFrameBufferGetInfo(frame_buffer_resolved, RPR_FRAMEBUFFER_DATA, 0, NULL, &size));
float* buffer = new float[size / sizeof(float)];
CHECK(rprFrameBufferGetInfo(frame_buffer_resolved, RPR_FRAMEBUFFER_DATA, size, buffer, 0));
// Apply this data as a texture material to the plane
rpr_material_node diffuse1=nullptr;
rpr_material_node tex=nullptr;
rpr_image img1=nullptr;
{
// Create the image from the data of the previous framebuffer
rpr_image_format format;
format.num_components = 4;
format.type = RPR_COMPONENT_TYPE_FLOAT32;
rpr_image_desc desc2;
desc2.image_width = desc.fb_width;
desc2.image_height = desc.fb_height;
desc2.image_row_pitch = 0;
desc2.image_slice_pitch = 0;
desc2.image_depth = 0;
CHECK(rprContextCreateImage(context, format, &desc2, buffer, &img1));
// Create the image sampler material
CHECK(rprMaterialSystemCreateNode(matsys, RPR_MATERIAL_NODE_IMAGE_TEXTURE, &tex));
// Set image data
CHECK(rprMaterialNodeSetInputImageDataByKey(tex, RPR_MATERIAL_INPUT_DATA, img1));
// Create a simple diffuse material
CHECK(rprMaterialSystemCreateNode(matsys, RPR_MATERIAL_NODE_DIFFUSE, &diffuse1));
// Apply the built texture as color
CHECK(rprMaterialNodeSetInputNByKey(diffuse1, RPR_MATERIAL_INPUT_COLOR, tex));
// Plane now uses this diffuse as material
CHECK(rprShapeSetMaterial(plane, diffuse1));
}