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Diffstat (limited to 'src/Runtime/ogl-runtime/src/render/backends/Qt3DSRenderBackend.h')
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| -rw-r--r-- | src/Runtime/ogl-runtime/src/render/backends/Qt3DSRenderBackend.h | 2245 |
2 files changed, 0 insertions, 2245 deletions
diff --git a/src/Runtime/ogl-runtime b/src/Runtime/ogl-runtime new file mode 160000 +Subproject 427fddb50d43aa21a90fc7356ee3cdd8a908df5 diff --git a/src/Runtime/ogl-runtime/src/render/backends/Qt3DSRenderBackend.h b/src/Runtime/ogl-runtime/src/render/backends/Qt3DSRenderBackend.h deleted file mode 100644 index 12de5d88..00000000 --- a/src/Runtime/ogl-runtime/src/render/backends/Qt3DSRenderBackend.h +++ /dev/null @@ -1,2245 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2008-2012 NVIDIA Corporation. -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt 3D Studio. -** -** $QT_BEGIN_LICENSE:GPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 or (at your option) any later version -** approved by the KDE Free Qt Foundation. The licenses are as published by -** the Free Software Foundation and appearing in the file LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -#pragma once -#ifndef QT3DS_RENDER_BACKEND_H -#define QT3DS_RENDER_BACKEND_H - -/// @file Qt3DSRenderBackend.h -/// NVRender backend definition. - -#include "foundation/Qt3DSAllocator.h" -#include "foundation/Qt3DSNoCopy.h" -#include "foundation/Qt3DSFoundation.h" -#include "foundation/Qt3DSBroadcastingAllocator.h" -#include "foundation/Qt3DSRefCounted.h" -#include "render/Qt3DSRenderBaseTypes.h" -#include "foundation/Qt3DSBounds3.h" -#include <EASTL/string.h> - -#include <QtGui/qsurfaceformat.h> - -namespace qt3ds { -namespace render { - -#define HandleToID_cast(staticType, dynamicType, handle) \ - static_cast<staticType>(reinterpret_cast<dynamicType>(handle)) - - class NVRenderBackend : public NVRefCounted, public NoCopy - { - - public: - /// opaque buffer object handle - typedef struct _NVRenderBackendBufferObject *NVRenderBackendBufferObject; - /// opaque attribute layout object handle - typedef struct _NVRenderBackendAttribLayoutObject *NVRenderBackendAttribLayoutObject; - /// opaque input assembler object handle - typedef struct _NVRenderBackendInputAssemblerObject *NVRenderBackendInputAssemblerObject; - /// opaque texture object handle - typedef struct _NVRenderBackendTextureObject *NVRenderBackendTextureObject; - /// opaque sampler object handle - typedef struct _NVRenderBackendSamplerObject *NVRenderBackendSamplerObject; - /// opaque renderbuffer object handle - typedef struct _NVRenderBackendRenderbufferObject *NVRenderBackendRenderbufferObject; - /// opaque framebuffer object handle - typedef struct _NVRenderBackendRenderTargetObject *NVRenderBackendRenderTargetObject; - /// opaque vertex shader object handle - typedef struct _NVRenderBackendVertexShaderObject *NVRenderBackendVertexShaderObject; - /// opaque fragment shader object handle - typedef struct _NVRenderBackendFragmentShaderObject *NVRenderBackendFragmentShaderObject; - /// opaque tesselation control shader object handle - typedef struct _NVRenderBackendTessControlShaderObject - *NVRenderBackendTessControlShaderObject; - /// opaque tesselation evaluation shader object handle - typedef struct _NVRenderBackendTessEvaluationShaderObject - *NVRenderBackendTessEvaluationShaderObject; - /// opaque geometry shader object handle - typedef struct _NVRenderBackendGeometryShaderObject *NVRenderBackendGeometryShaderObject; - /// opaque compute shader object handle - typedef struct _NVRenderBackendComputeShaderObject *NVRenderBackendComputeShaderObject; - /// opaque shader program object handle - typedef struct _NVRenderBackendShaderProgramObject *NVRenderBackendShaderProgramObject; - /// opaque depth stencil state object handle - typedef struct _NVRenderBackendDepthStencilStateObject - *NVRenderBackendDepthStencilStateObject; - /// opaque rasterizer state object handle - typedef struct _NVRenderBackendRasterizerStateObject *NVRenderBackendRasterizerStateObject; - /// opaque query object handle - typedef struct _NVRenderBackendQueryObject *NVRenderBackendQueryObject; - /// opaque sync object handle - typedef struct _NVRenderBackendSyncObject *NVRenderBackendSyncObject; - /// opaque sync object handle - typedef struct _NVRenderBackendProgramPipeline *NVRenderBackendProgramPipeline; - /// opaque sync object handle - typedef struct _NVRenderBackendPathObject *NVRenderBackendPathObject; - - // backend capability caps - typedef struct - { - enum Enum { - ConstantBuffer, ///< Constant buffer support query - DepthStencilTexture, ///< depth stencil texture format suport query - DxtImages, ///< DXT image support query - FpRenderTarget, ///< render to floating point target support query - MsTexture, ///< Multisample texture support query - TexSwizzle, ///< Texture swizzle support query - FastBlits, ///< Hardware supports fast blits - Tessellation, ///< Hardware supports tessellation - Compute, ///< Hardware supports compute shader - Geometry, ///< Hardware supports geometry shader - SampleQuery, ///< Hardware supports query calls of type samples - TimerQuery, ///< Hardware supports query calls of type timer - CommandSync, ///< Hardware supports command sync object - TextureArray, ///< Hardware supports texture arrays - StorageBuffer, ///< Hardware supports shader storage buffers - AtomicCounterBuffer, ///< Hardware supports atomic counter buffers - ShaderImageLoadStore, ///< Hardware supports shader image load store operations - ProgramPipeline, ///< Driver supports separate programs - PathRendering, ///< Driver support path rendering - AdvancedBlend, ///< Driver supports advanced blend modes - BlendCoherency, ///< Hardware supports blend coherency - gpuShader5, // for high precision sampling - AdvancedBlendKHR, ///< Driver supports advanced blend modes - VertexArrayObject, - StandardDerivatives, - TextureLod - }; - } NVRenderBackendCaps; - - // backend queries - typedef struct - { - enum Enum { - MaxTextureSize, ///< Return max supported texture size - MaxTextureArrayLayers, ///< Return max supported layer count for texture arrays - MaxConstantBufferSlots, ///< Return max supported constant buffe slots for a single - ///shader stage - MaxConstantBufferBlockSize ///< Return max supported size for a single constant - ///buffer block - }; - } NVRenderBackendQuery; - - /// backend interface - - /** - * @brief get the backend type - * - * @return true backend type - */ - virtual NVRenderContextType GetRenderContextType() const = 0; - - /** - * @brief get the version of the shading language - * @return version string, must be copied by clients to be retained. - */ - virtual const char *GetShadingLanguageVersion() = 0; - - /** - * @brief get maximum supported texture image units that - * can be used to access texture maps from the vertex shader and the fragment processor - *combined. - * - * @return max texture size - */ - virtual QT3DSU32 GetMaxCombinedTextureUnits() = 0; - - /** - * @brief query Backend capabilities - * - * @param[in] inCap CAPS flag to query - * @ConstantBuffer, @DepthStencilTexture, ... - * - * @return true if supported - */ - virtual bool GetRenderBackendCap(NVRenderBackendCaps::Enum inCap) const = 0; - - /** - * @brief query Backend values - * - * @param[in] inQuery Query flag to get value for - * @MaxTextureSize, @MaxTextureArrayLayers, - *... - * @param[in/out] params the query result is stored here - * - * @return no return - */ - virtual void GetRenderBackendValue(NVRenderBackendQuery::Enum inQuery, - QT3DSI32 *params) const = 0; - - /** - * @brief query for bit depth of the depth buffer - * - * @return depth buffer bitplanes - */ - virtual QT3DSU32 GetDepthBits() const = 0; - - /** - * @brief query for bit depth of the stencil buffer - * - * @return stencil buffer bitplanes - */ - virtual QT3DSU32 GetStencilBits() const = 0; - - /* - * @brief set a backend rende state - * - * @param[in] bEnable enable/disable state - * @param[in] value type of state - * - * @return no return - */ - virtual void SetRenderState(bool bEnable, const NVRenderState::Enum value) = 0; - - /** - * @brief get a backend rende state - * - * @param[in] value type of state - * - * @return true if state enabled otherwise false - */ - virtual bool GetRenderState(const NVRenderState::Enum value) = 0; - - /** - * @brief get current depth function - * - * @return active depth function - */ - virtual NVRenderBoolOp::Enum GetDepthFunc() = 0; - - /** - * @brief create a depth stencil state object - * - * @param[in] enableDepth enable depth test - * @param[in] depthMask enable depth writes - * @param[in] depthFunc depth compare function - * @param[in] enableStencil enable stencil test - * @param[in] stencilFuncFront stencil setup front faces - * @param[in] stencilFuncBack stencil setup back faces - * @param[in] depthStencilOpFront depth/stencil operations front faces - * @param[in] depthStencilOpBack depth/stencil operations back faces - * - * @return opaque handle to state object - */ - virtual NVRenderBackendDepthStencilStateObject - CreateDepthStencilState(bool enableDepth, bool depthMask, NVRenderBoolOp::Enum depthFunc, - bool enableStencil, - NVRenderStencilFunctionArgument &stencilFuncFront, - NVRenderStencilFunctionArgument &stencilFuncBack, - NVRenderStencilOperationArgument &depthStencilOpFront, - NVRenderStencilOperationArgument &depthStencilOpBack) = 0; - - /** - * @brief release a depth stencil state object - * - * @param[in] depthStencilState pointer to state object - * - * @return none - */ - virtual void - ReleaseDepthStencilState(NVRenderBackendDepthStencilStateObject depthStencilState) = 0; - - /** - * @brief create a rasterizer state object - * - * @param[in] depthBias any othe value than 0 enables depth bias - * @param[in] depthScale any othe value than 0 enables depth scale - * @param[in] cullFace select face to cull front or back - * - * @return opaque handle to state object - */ - virtual NVRenderBackendRasterizerStateObject - CreateRasterizerState(QT3DSF32 depthBias, QT3DSF32 depthScale, NVRenderFaces::Enum cullFace) = 0; - - /** - * @brief release a rasterizer state object - * - * @param[in] rasterizerState pointer to state object - * - * @return none - */ - virtual void - ReleaseRasterizerState(NVRenderBackendRasterizerStateObject rasterizerState) = 0; - - /** - * @brief set depth stencil state - * - * @param[in] depthStencilState pointer to state object - * - * @return none - */ - virtual void - SetDepthStencilState(NVRenderBackendDepthStencilStateObject depthStencilState) = 0; - - /** - * @brief set rasterizer state - * - * @param[in] rasterizerState pointer to state object - * - * @return none - */ - virtual void SetRasterizerState(NVRenderBackendRasterizerStateObject rasterizerState) = 0; - - /** - * @brief set current depth function - * - * @param[in] func type of function - * - * @return no return - */ - virtual void SetDepthFunc(const NVRenderBoolOp::Enum func) = 0; - - /** - * @brief query if depth write is enabled - * - * @return true if enabled - */ - virtual bool GetDepthWrite() = 0; - - /** - * @brief enable / disable depth writes - * - * @param[in] bEnable true for enable - * - * @return no return - */ - virtual void SetDepthWrite(bool bEnable) = 0; - - /** - * @brief enable / disable color channel writes - * - * @param[in] bRed true for enable red channel - * @param[in] bGreen true for enable green channel - * @param[in] bBlue true for enable blue channel - * @param[in] bAlpha true for enable alpha channel - * - * @return no return - */ - virtual void SetColorWrites(bool bRed, bool bGreen, bool bBlue, bool bAlpha) = 0; - - /** - * @brief enable / disable multisample rendering - * - * @param[in] bEnable true for enable - * - * @return no return - */ - virtual void SetMultisample(bool bEnable) = 0; - - /** - * @brief query blend functions - * - * @param[out] pBlendFuncArg blending functions - * - * @return no return - */ - virtual void GetBlendFunc(NVRenderBlendFunctionArgument *pBlendFuncArg) = 0; - - /** - * @brief set blend functions - * - * @param[in] pBlendFuncArg blending functions - * - * @return no return - */ - virtual void SetBlendFunc(const NVRenderBlendFunctionArgument &blendFuncArg) = 0; - - /** - * @brief set blend equation - * - * @param[in] pBlendEquArg blending equation - * - * @return no return - */ - virtual void SetBlendEquation(const NVRenderBlendEquationArgument &pBlendEquArg) = 0; - - /** - * @brief guarantee blend coherency - * - * - * @return no return - */ - virtual void SetBlendBarrier(void) = 0; - - /** - * @brief query scissor rectangle - * - * @param[out] pRect contains scissor rect - * - * @return no return - */ - virtual void GetScissorRect(NVRenderRect *pRect) = 0; - - /** - * @brief set scissor rectangle - * - * @param[out] pRect contains scissor rect - * - * @return no return - */ - virtual void SetScissorRect(const NVRenderRect &rect) = 0; - - /** - * @brief query viewport rectangle - * - * @param[out] pRect contains viewport rect - * - * @return no return - */ - virtual void GetViewportRect(NVRenderRect *pRect) = 0; - - /** - * @brief set viewport rectangle - * - * @param[out] pRect contains viewport rect - * - * @return no return - */ - virtual void SetViewportRect(const NVRenderRect &rect) = 0; - - /** - * @brief query viewport rectangle - * - * @param[in] clearColor clear color - * - * @return no return - */ - virtual void SetClearColor(const QT3DSVec4 *pClearColor) = 0; - - /** - * @brief query viewport rectangle - * - * @param[in] flags clear flags - * - * @return no return - */ - virtual void Clear(NVRenderClearFlags flags) = 0; - - /** - * @brief create a buffer object - * - * @param[in] size Size of the buffer - * @param[in] bindFlags Where to bind this buffer (e.g. vertex, index, ...) - * For OpenGL this should be a single - *value - * @param[in] usage Usage of the buffer (e.g. static, dynamic...) - * @param[in] hostPtr A pointer to the buffer data that is allocated by the - *application. - * - * @return The created buffer object or NULL if the creation failed. - */ - virtual NVRenderBackendBufferObject CreateBuffer(size_t size, - NVRenderBufferBindFlags bindFlags, - NVRenderBufferUsageType::Enum usage, - const void *hostPtr = NULL) = 0; - - /** - * @brief bind a buffer object - * - * @param[in] bo Pointer to buffer object - * @param[in] bindFlags Where to bind this buffer (e.g. vertex, index, ...) - * For OpenGL this should be a single - *value - * - * @return no return. - */ - virtual void BindBuffer(NVRenderBackendBufferObject bo, - NVRenderBufferBindFlags bindFlags) = 0; - - /** - * @brief Release a single buffer object - * - * @param[in] bo Pointer to buffer object - * - * @return no return. - */ - virtual void ReleaseBuffer(NVRenderBackendBufferObject bo) = 0; - - /** - * @brief update a whole buffer object - * - * @param[in] bo Pointer to buffer object - * @param[in] bindFlags Where to bind this buffer (e.g. vertex, index, ...) - * For OpenGL this should be a single - *value - * @param[in] size Size of the data buffer - * @param[in] usage Usage of the buffer (e.g. static, dynamic...) - * @param[in] data A pointer to the buffer data that is allocated by the - *application. - * - * @return no return. - */ - virtual void UpdateBuffer(NVRenderBackendBufferObject bo, NVRenderBufferBindFlags bindFlags, - size_t size, NVRenderBufferUsageType::Enum usage, - const void *data) = 0; - - /** - * @brief update a range of a buffer object - * - * @param[in] bo Pointer to buffer object - * @param[in] bindFlags Where to bind this buffer (e.g. vertex, index, ...) - * For OpenGL this should be a single - *value - * @param[in] size Size of the data buffer - * @param[in] usage Usage of the buffer (e.g. static, dynamic...) - * @param[in] data A pointer to the buffer data that is allocated by the - *application. - * - * @return no return. - */ - virtual void UpdateBufferRange(NVRenderBackendBufferObject bo, - NVRenderBufferBindFlags bindFlags, size_t offset, - size_t size, const void *data) = 0; - - /** - * @brief Get a pointer to the buffer data ( GL(ES) >= 3 only ) - * - * @param[in] bo Pointer to buffer object - * @param[in] bindFlags Where to bind this buffer (e.g. vertex, index, ...) - * For OpenGL this should be a single - *value - * @param[in] offset Byte offset into the data buffer - * @param[in] length Byte length of mapping size - * @param[in] access Access of the buffer (e.g. read, write, ...) - * - * @return pointer to mapped data or null. - */ - virtual void *MapBuffer(NVRenderBackendBufferObject bo, NVRenderBufferBindFlags bindFlags, - size_t offset, size_t length, - NVRenderBufferAccessFlags accessFlags) = 0; - - /** - * @brief Unmap a previously mapped buffer ( GL(ES) >= 3 only ) - * This functions transfers the content to the hardware buffer - * - * @param[in] bo Pointer to buffer object - * @param[in] bindFlags Where to bind this buffer (e.g. vertex, index, ...) - * For OpenGL this should be a single - *value - * - * @return true if successful - */ - virtual bool UnmapBuffer(NVRenderBackendBufferObject bo, - NVRenderBufferBindFlags bindFlags) = 0; - - /** - * @brief Set a memory barrier - * - * @param[in] barriers Flags for barriers - * - * @return no return. - */ - virtual void SetMemoryBarrier(NVRenderBufferBarrierFlags barriers) = 0; - - /** - * @brief create a query object - * - * @return The created query object or NULL if the creation failed. - */ - virtual NVRenderBackendQueryObject CreateQuery() = 0; - - /** - * @brief delete query objects - * - * @param[in] qo Handle to query object - * - * @return no return - */ - virtual void ReleaseQuery(NVRenderBackendQueryObject qo) = 0; - - /** - * @brief Start query recording - * - * @param[in] qo Handle to query object - * @param[in] type Type of query - * - * @return no return - */ - virtual void BeginQuery(NVRenderBackendQueryObject qo, NVRenderQueryType::Enum type) = 0; - - /** - * @brief End query recording - * - * @param[in] qo Handle to query object - * @param[in] type Type of query - * - * @return no return - */ - virtual void EndQuery(NVRenderBackendQueryObject qo, NVRenderQueryType::Enum type) = 0; - - /** - * @brief Get a query result - * - * @param[in] qo Handle to query object - * @param[in] type Type of query - * @param[out] params Contains result of query regarding query type - * - * @return no return - */ - virtual void GetQueryResult(NVRenderBackendQueryObject qo, - NVRenderQueryResultType::Enum resultType, QT3DSU32 *params) = 0; - - /** - * @brief Get a query result - * - * @param[in] qo Handle to query object - * @param[in] type Type of query - * @param[out] params Contains result of query regarding query type 64 bit returns - * - * @return no return - */ - virtual void GetQueryResult(NVRenderBackendQueryObject qo, - NVRenderQueryResultType::Enum resultType, QT3DSU64 *params) = 0; - - /** - * @brief Record the GPU time using the query object - * - * @param[in] qo Handle to query object - * - * @return no return - */ - virtual void SetQueryTimer(NVRenderBackendQueryObject qo) = 0; - - /** - * @brief create a sync object and place it in the command queue - * - * @param[in] tpye Type to sync - * @param[in] syncFlags Currently unused - * - * @return The created sync object or NULL if the creation failed. - */ - virtual NVRenderBackendSyncObject CreateSync(NVRenderSyncType::Enum tpye, - NVRenderSyncFlags syncFlags) = 0; - - /** - * @brief delete sync object - * - * @param[in] so Handle to sync object - * - * @return no return - */ - virtual void ReleaseSync(NVRenderBackendSyncObject so) = 0; - - /** - * @brief wait for sync object to be signaled - * - * @param[in] so Handle to sync object - * @param[in] syncFlags Currently unused - * @param[in] timeout Currently ignored - * - * @return no return - */ - virtual void WaitSync(NVRenderBackendSyncObject so, NVRenderCommandFlushFlags syncFlags, - QT3DSU64 timeout) = 0; - - /** - * @brief create a render target object - * - * - * @return The created render target object or NULL if the creation failed. - */ - virtual NVRenderBackendRenderTargetObject CreateRenderTarget() = 0; - - /** - * @brief Release a single render target object - * - * @param[in] rto Pointer to render target object - * - * @return no return. - */ - virtual void ReleaseRenderTarget(NVRenderBackendRenderTargetObject rto) = 0; - - /** - * @brief Attach a renderbuffer object to the framebuffer - * - * @param[in] rto Pointer to render target object - * @param[in] attachment Attachment point (e.g COLOR0, DEPTH) - * @param[in] rbo Pointer to renderbuffer object - * - * @return no return. - */ - virtual void RenderTargetAttach(NVRenderBackendRenderTargetObject rto, - NVRenderFrameBufferAttachments::Enum attachment, - NVRenderBackendRenderbufferObject rbo) = 0; - - /** - * @brief Attach a texture object to the render target - * - * @param[in] rto Pointer to render target object - * @param[in] attachment Attachment point (e.g COLOR0, DEPTH) - * @param[in] to Pointer to texture object - * @param[in] target Attachment texture target - * - * @return no return. - */ - virtual void RenderTargetAttach( - NVRenderBackendRenderTargetObject rto, NVRenderFrameBufferAttachments::Enum attachment, - NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target = NVRenderTextureTargetType::Texture2D) = 0; - - /** - * @brief Attach a texture object to the render target - * - * @param[in] rto Pointer to render target object - * @param[in] attachment Attachment point (e.g COLOR0, DEPTH) - * @param[in] to Pointer to texture object - * @param[in] level Texture mip level - * @param[in] layer Texture layer or slice - * - * @return no return. - */ - virtual void RenderTargetAttach(NVRenderBackendRenderTargetObject rto, - NVRenderFrameBufferAttachments::Enum attachment, - NVRenderBackendTextureObject to, QT3DSI32 level, - QT3DSI32 layer) = 0; - - /** - * @brief Make a render target active - * - * @param[in] rto Pointer to render target object - * - * @return no return. - */ - virtual void SetRenderTarget(NVRenderBackendRenderTargetObject rto) = 0; - - /** - * @brief Check if a render target is ready for render - * - * @param[in] rto Pointer to render target object - * - * @return true if usable. - */ - virtual bool RenderTargetIsValid(NVRenderBackendRenderTargetObject rto) = 0; - - /** - * @brief Make a render target active for reading - * - * @param[in] rto Pointer to render target object - * - * @return no return. - */ - virtual void SetReadTarget(NVRenderBackendRenderTargetObject rto) = 0; - - /** - * @brief Set active buffers for drawing - * - * @param[in] rto Pointer to render target object - * @param[in] inDrawBufferSet Pointer to array of enabled render targets - * - * @return no return. - */ - virtual void SetDrawBuffers(NVRenderBackendRenderTargetObject rto, - NVConstDataRef<QT3DSI32> inDrawBufferSet) = 0; - - /** - * @brief Set active buffer for reading - * - * @param[in] rto Pointer to render target object - * @param[in] inReadFace Buffer to read from - * - * @return no return. - */ - virtual void SetReadBuffer(NVRenderBackendRenderTargetObject rto, - NVReadFaces::Enum inReadFace) = 0; - - /** - * @brief Copy framebuffer attachments. Source is set with SetReadTarget dest with - * SetRenderTarget - * - * @param[in] srcX0 Lower left X coord of source rectangle - * @param[in] srcY0 Lower left Y coord of source rectangle - * @param[in] srcX1 Upper right X coord of source rectangle - * @param[in] srcY1 Upper right Y coord of source rectangle - * @param[in] dstX0 Lower left X coord of dest rectangle - * @param[in] dstY0 Lower left Y coord of dest rectangle - * @param[in] dstX1 Upper right X coord of dest rectangle - * @param[in] dstY1 Upper right Y coord of dest rectangle - * @param[in] inDrawBufferSet pointer to array of enabled render targets - * @param[in] filter Copy filter method (NEAREST or LINEAR) - * - * @return no return. - */ - virtual void BlitFramebuffer(QT3DSI32 srcX0, QT3DSI32 srcY0, QT3DSI32 srcX1, QT3DSI32 srcY1, - QT3DSI32 dstX0, QT3DSI32 dstY0, QT3DSI32 dstX1, QT3DSI32 dstY1, - NVRenderClearFlags flags, - NVRenderTextureMagnifyingOp::Enum filter) = 0; - - /** - * @brief create a render buffer object - * - * @param[in] storageFormat Format of the buffer - * @param[in] width Buffer with - * @param[in] height Buffer height - * - * @return The created render buffer object or NULL if the creation failed. - */ - virtual NVRenderBackendRenderbufferObject - CreateRenderbuffer(NVRenderRenderBufferFormats::Enum storageFormat, size_t width, - size_t height) = 0; - - /** - * @brief Release a single renderbuffer object - * - * @param[in] bo Pointer to renderbuffer object - * - * @return no return. - */ - virtual void ReleaseRenderbuffer(NVRenderBackendRenderbufferObject rbo) = 0; - - /** - * @brief resize a render buffer object - * - * @param[in] storageFormat Format of the buffer - * @param[in] width Buffer with - * @param[in] height Buffer height - * - * @return True on success - */ - virtual bool ResizeRenderbuffer(NVRenderBackendRenderbufferObject rbo, - NVRenderRenderBufferFormats::Enum storageFormat, - size_t width, size_t height) = 0; - - /** - * @brief create a texture object - * - * @return The created texture object or NULL if the creation failed.. - */ - virtual NVRenderBackendTextureObject CreateTexture() = 0; - - /** - * @brief set texture data for a 2D texture - * - * @param[in] to Pointer to texture object - * @param[in] target Texture target 2D, 3D - * @param[in] level Texture mip level - * @param[in] internalFormat format of the texture - * @param[in] width texture width - * @param[in] height texture height - * @param[in] border border - * @param[in] format format of provided pixel data - * @param[in] hostPtr A pointer to the buffer data that is allocated by the - * application. - * - * @return No return - */ - virtual void SetTextureData2D(NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target, QT3DSU32 level, - NVRenderTextureFormats::Enum internalFormat, size_t width, - size_t height, QT3DSI32 border, - NVRenderTextureFormats::Enum format, - const void *hostPtr = NULL) = 0; - - /** - * @brief set texture data for the face of a Cube map - * - * @param[in] to Pointer to texture object - * @param[in] target Texture target face - * @param[in] level Texture mip level - * @param[in] internalFormat format of the texture - * @param[in] width texture width - * @param[in] height texture height - * @param[in] border border - * @param[in] format format of provided pixel data - * @param[in] hostPtr A pointer to the buffer data that is allocated by the - * application. - * - * @return No return - */ - virtual void SetTextureDataCubeFace(NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target, QT3DSU32 level, - NVRenderTextureFormats::Enum internalFormat, - size_t width, size_t height, QT3DSI32 border, - NVRenderTextureFormats::Enum format, - const void *hostPtr = NULL) = 0; - - /** - * @brief create a storage for a 2D texture including mip levels - * Note that this makes texture immutable in size and format - * - * @param[in] to Pointer to texture object - * @param[in] target Texture target 2D, 3D - * @param[in] levels Texture mip level count - * @param[in] internalFormat format of the texture - * @param[in] width texture width - * @param[in] height texture height - * - * @return No return - */ - virtual void CreateTextureStorage2D(NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target, QT3DSU32 levels, - NVRenderTextureFormats::Enum internalFormat, - size_t width, size_t height) = 0; - - /** - * @brief set texture sub data for a 2D texture - * - * @param[in] to Pointer to texture object - * @param[in] target Texture target 2D, 3D - * @param[in] level Texture mip level - * @param[in] xOffset Texture x offset - * @param[in] yOffset Texture y offset - * @param[in] width Texture width - * @param[in] height Texture height - * @param[in] border border - * @param[in] format format of texture - * @param[in] hostPtr A pointer to the buffer data that is allocated by the - * application. - * - * @return No return - */ - virtual void SetTextureSubData2D(NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target, QT3DSU32 level, - QT3DSI32 xOffset, QT3DSI32 yOffset, size_t width, size_t height, - NVRenderTextureFormats::Enum format, - const void *hostPtr = NULL) = 0; - - /** - * @brief set compressed texture data for a 2D texture - * - * @param[in] to Pointer to texture object - * @param[in] target Texture target 2D, 3D - * @param[in] level Texture mip level - * @param[in] internalFormat format of the texture - * @param[in] width texture width - * @param[in] height texture height - * @param[in] border border - * @param[in] imageSize image size in bytes located at hostPtr - * @param[in] hostPtr A pointer to the buffer data that is allocated by the - * application. - * - * @return No return - */ - virtual void SetCompressedTextureData2D(NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target, QT3DSU32 level, - NVRenderTextureFormats::Enum internalFormat, - size_t width, size_t height, QT3DSI32 border, - size_t imageSize, const void *hostPtr = NULL) = 0; - - /** - * @brief set compressed texture data for a Cubemap face - * - * @param[in] to Pointer to texture object - * @param[in] target Texture target 2D, 3D - * @param[in] level Texture mip level - * @param[in] internalFormat format of the texture - * @param[in] width texture width - * @param[in] height texture height - * @param[in] border border - * @param[in] imageSize image size in bytes located at hostPtr - * @param[in] hostPtr A pointer to the buffer data that is allocated by the - * application. - * - * @return No return - */ - virtual void SetCompressedTextureDataCubeFace( - NVRenderBackendTextureObject to, NVRenderTextureTargetType::Enum target, QT3DSU32 level, - NVRenderTextureFormats::Enum internalFormat, size_t width, size_t height, QT3DSI32 border, - size_t imageSize, const void *hostPtr = NULL) = 0; - - /** - * @brief set compressed texture sub data for a 2D texture - * - * @param[in] to Pointer to texture object - * @param[in] target Texture target 2D, 3D - * @param[in] level Texture mip level - * @param[in] xOffset Texture x offset - * @param[in] yOffset Texture y offset - * @param[in] width texture width - * @param[in] height texture height - * @param[in] format format of provided pixel data - * @param[in] imageSize image size in bytes located at hostPtr - * @param[in] hostPtr A pointer to the buffer data that is allocated by the - * application. - * - * @return No return - */ - virtual void SetCompressedTextureSubData2D( - NVRenderBackendTextureObject to, NVRenderTextureTargetType::Enum target, QT3DSU32 level, - QT3DSI32 xOffset, QT3DSI32 yOffset, size_t width, size_t height, - NVRenderTextureFormats::Enum format, size_t imageSize, const void *hostPtr = NULL) = 0; - - /** - * @brief establish a multisampled 2D texture - * - * @param[in] to Pointer to texture object - * @param[in] target Texture target 2D MS - * @param[in] samples Textures sample count - * @param[in] internalFormat Format of the texture - * @param[in] width Texture width - * @param[in] height Texture height - * @param[in] bool Fixed sample locations - * - * @return No return - */ - virtual void SetMultisampledTextureData2D(NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target, - size_t samples, - NVRenderTextureFormats::Enum internalFormat, - size_t width, size_t height, - bool fixedsamplelocations) = 0; - - /** - * @brief set texture data for a 3D texture or 2D texture array - * - * @param[in] to Pointer to texture object - * @param[in] target Texture target 2D, 3D - * @param[in] level Texture mip level - * @param[in] internalFormat format of the texture - * @param[in] width texture width - * @param[in] height texture height - * @param[in] depth texture depth or slice count - * @param[in] border border - * @param[in] format format of provided pixel data - * @param[in] hostPtr A pointer to the buffer data that is allocated by the - * application. - * - * @return No return - */ - virtual void SetTextureData3D(NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target, QT3DSU32 level, - NVRenderTextureFormats::Enum internalFormat, size_t width, - size_t height, size_t depth, QT3DSI32 border, - NVRenderTextureFormats::Enum format, - const void *hostPtr = NULL) = 0; - - /** - * @brief generate mipmap levels - * - * @param[in] to Pointer to texture object - * @param[in] target Texture target 2D,... - * @param[in] hint How to generate mips (Nicest) - * - * @return No return - */ - virtual void GenerateMipMaps(NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target, - NVRenderHint::Enum genType) = 0; - - /** - * @brief bind a texture object - * - * @param[in] to Pointer to texture object - * @param[in] target Where to bind this texture (e.g. 2D, 3D, ...) - * @param[in] unit Which unit to bind this texture - * - * @return no return. - */ - virtual void BindTexture(NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target, QT3DSU32 unit) = 0; - - /** - * @brief bind a image/texture object - * - * @param[in] to Pointer to texture object - * @param[in] unit Which unit to bind this texture - * @param[in] level Which level to bind - * @param[in] layered Bind layered texture (cube map, array,... ) - * @param[in] level Specify layer. Only valid of layered=false. - * @param[in] access Access mode ( read, write, read-write ) - * @param[in] format Texture format must be compatible with Image format - * - * @return no return. - */ - virtual void BindImageTexture(NVRenderBackendTextureObject to, QT3DSU32 unit, QT3DSI32 level, - bool layered, QT3DSI32 layer, - NVRenderImageAccessType::Enum accessFlags, - NVRenderTextureFormats::Enum format) = 0; - - /** - * @brief Release a single texture object - * - * @param[in] to Pointer to buffer object - * - * @return no return. - */ - virtual void ReleaseTexture(NVRenderBackendTextureObject to) = 0; - - /** - * @brief query texture swizzle mode - * This is mainly for luminance, alpha replacement with R8 formats - * - * @param[in] inFormat input texture format to check - * - * @return texture swizzle mode - */ - virtual NVRenderTextureSwizzleMode::Enum - GetTextureSwizzleMode(const NVRenderTextureFormats::Enum inFormat) const = 0; - - /** - * @ brief create a sampler - * - * @param[in] minFilter Texture min filter - * @param[in] magFilter Texture mag filter - * @param[in] wrapS Texture coord generation for S - * @param[in] wrapT Texture coord generation for T - * @param[in] wrapR Texture coord generation for R - * @param[in] minLod Texture min level of detail - * @param[in] maxLod Texture max level of detail - * @param[in] lodBias Texture level of detail example - * @param[in] compareMode Texture compare mode - * @param[in] compareFunc Texture compare function - * @param[in] anisoFilter Aniso filter value [1.0, 16.0] - * @param[in] borderColor Texture border color float[4] - * - * @return The created sampler object or NULL if the creation failed. - */ - virtual NVRenderBackendSamplerObject CreateSampler( - NVRenderTextureMinifyingOp::Enum minFilter = NVRenderTextureMinifyingOp::Linear, - NVRenderTextureMagnifyingOp::Enum magFilter = NVRenderTextureMagnifyingOp::Linear, - NVRenderTextureCoordOp::Enum wrapS = NVRenderTextureCoordOp::ClampToEdge, - NVRenderTextureCoordOp::Enum wrapT = NVRenderTextureCoordOp::ClampToEdge, - NVRenderTextureCoordOp::Enum wrapR = NVRenderTextureCoordOp::ClampToEdge, - QT3DSI32 minLod = -1000, QT3DSI32 maxLod = 1000, QT3DSF32 lodBias = 0.0, - NVRenderTextureCompareMode::Enum compareMode = NVRenderTextureCompareMode::NoCompare, - NVRenderTextureCompareOp::Enum compareFunc = NVRenderTextureCompareOp::LessThanOrEqual, - QT3DSF32 anisotropy = 1.0, QT3DSF32 *borderColor = NULL) = 0; - - /** - * @ brief update a sampler - * - * @param[in] so Pointer to sampler object - * @param[in] target Texture target 2D, 3D - * @param[in] minFilter Texture min filter - * @param[in] magFilter Texture mag filter - * @param[in] wrapS Texture coord generation for S - * @param[in] wrapT Texture coord generation for T - * @param[in] wrapR Texture coord generation for R - * @param[in] minLod Texture min level of detail - * @param[in] maxLod Texture max level of detail - * @param[in] lodBias Texture level of detail bias (unused) - * @param[in] compareMode Texture compare mode - * @param[in] compareFunc Texture compare function - * @param[in] anisoFilter Aniso filter value [1.0, 16.0] - * @param[in] borderColor Texture border color float[4] (unused) - * - * @return No return - */ - virtual void UpdateSampler( - NVRenderBackendSamplerObject so, NVRenderTextureTargetType::Enum target, - NVRenderTextureMinifyingOp::Enum minFilter = NVRenderTextureMinifyingOp::Linear, - NVRenderTextureMagnifyingOp::Enum magFilter = NVRenderTextureMagnifyingOp::Linear, - NVRenderTextureCoordOp::Enum wrapS = NVRenderTextureCoordOp::ClampToEdge, - NVRenderTextureCoordOp::Enum wrapT = NVRenderTextureCoordOp::ClampToEdge, - NVRenderTextureCoordOp::Enum wrapR = NVRenderTextureCoordOp::ClampToEdge, - QT3DSF32 minLod = -1000.0, QT3DSF32 maxLod = 1000.0, QT3DSF32 lodBias = 0.0, - NVRenderTextureCompareMode::Enum compareMode = NVRenderTextureCompareMode::NoCompare, - NVRenderTextureCompareOp::Enum compareFunc = NVRenderTextureCompareOp::LessThanOrEqual, - QT3DSF32 anisotropy = 1.0, QT3DSF32 *borderColor = NULL) = 0; - - /** - * @ brief Update a textures swizzle mode - * - * @param[in] so Pointer to texture object - * @param[in] target Texture target 2D, 3D - * @param[in] swizzleMode Texture swizzle mode - * - * @return No return - */ - virtual void UpdateTextureSwizzle(NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target, - NVRenderTextureSwizzleMode::Enum swizzleMode) = 0; - - /** - * @ brief Update state belonging to a texture object - * - * @param[in] so Pointer to texture object - * @param[in] target Texture target 2D, 3D, Cube - * @param[in] baseLevel Texture base level - * @param[in] maxLevel Texture max level - * - * @return No return - */ - virtual void UpdateTextureObject(NVRenderBackendTextureObject to, - NVRenderTextureTargetType::Enum target, QT3DSI32 baseLevel, - QT3DSI32 maxLevel) = 0; - - /** - * @brief Release a single sampler object - * - * @param[in] so Pointer to sampler object - * - * @return no return. - */ - virtual void ReleaseSampler(NVRenderBackendSamplerObject so) = 0; - - /** - * @brief create a attribute layout object - * - * @param[in] attribs Array off vertex attributes. - * - * @return The created attribute layout object or NULL if the creation failed. - */ - virtual NVRenderBackendAttribLayoutObject - CreateAttribLayout(NVConstDataRef<NVRenderVertexBufferEntry> attribs) = 0; - - /** - * @brief Release a attribute layoutr object - * - * @param[in] ao Pointer to attribute layout object - * - * @return no return. - */ - virtual void ReleaseAttribLayout(NVRenderBackendAttribLayoutObject ao) = 0; - - /** - * @brief create a input assembler object - * - * @param[in] attribLayout Pointer to NVRenderBackendAttribLayoutObject object - * @param[in] buffers list of vertex buffers - * @param[in] indexBuffer index buffer object - * @param[in] strides list of strides of the buffer - * @param[in] offsets list of offsets into the buffer - * @param[in] patchVertexCount vertext count for a patch. Only valid for patch primitives - * - * @return The created input assembler object or NULL if the creation failed. - */ - virtual NVRenderBackendInputAssemblerObject - CreateInputAssembler(NVRenderBackendAttribLayoutObject attribLayout, - NVConstDataRef<NVRenderBackendBufferObject> buffers, - const NVRenderBackendBufferObject indexBuffer, - NVConstDataRef<QT3DSU32> strides, NVConstDataRef<QT3DSU32> offsets, - QT3DSU32 patchVertexCount) = 0; - - /** - * @brief Release a input assembler object - * - * @param[in] iao Pointer to attribute layout object - * - * @return no return. - */ - virtual void ReleaseInputAssembler(NVRenderBackendInputAssemblerObject iao) = 0; - - /** - * @brief Set a input assembler object. - * This setup the render engine vertex assmebly - * - * @param[in] iao Pointer to attribute layout object - * @param[in] po Pointer program object - * - * @return false if it fails. - */ - virtual bool SetInputAssembler(NVRenderBackendInputAssemblerObject iao, - NVRenderBackendShaderProgramObject po) = 0; - - /** - * @brief Set the per patch vertex count - * - * @param[in] iao Pointer to attribute layout object - * @param[in] count Count of vertices per patch - * - * @return false if it fails. - */ - virtual void SetPatchVertexCount(NVRenderBackendInputAssemblerObject iao, QT3DSU32 count) = 0; - - /** - * @brief create a vertex shader object - * - * @param[in] source Pointer to shader source - * @param[in/out] errorMessage Pointer to copy the error message - * @param[in] binary True if the source is actually a binary program - * - * @return The created vertex shader object or NULL if the creation failed. - */ - virtual NVRenderBackendVertexShaderObject CreateVertexShader(NVConstDataRef<QT3DSI8> source, - eastl::string &errorMessage, - bool binary) = 0; - - /** - * @brief release a vertex shader object - * - * @param[in] vso Pointer to vertex shader object - * - * @return No Return. - */ - virtual void ReleaseVertexShader(NVRenderBackendVertexShaderObject vso) = 0; - - /** - * @brief create a fragment shader object - * - * @param[in] source Pointer to shader source - * @param[in/out] errorMessage Pointer to copy the error message - * @param[in] binary True if the source is actually a binary program - * - * @return The created vertex shader object or NULL if the creation failed. - */ - virtual NVRenderBackendFragmentShaderObject - CreateFragmentShader(NVConstDataRef<QT3DSI8> source, eastl::string &errorMessage, - bool binary) = 0; - - /** - * @brief release a fragment shader object - * - * @param[in] vso Pointer to fragment shader object - * - * @return No Return. - */ - virtual void ReleaseFragmentShader(NVRenderBackendFragmentShaderObject fso) = 0; - - /** - * @brief create a tessellation control shader object - * - * @param[in] source Pointer to shader source - * @param[in/out] errorMessage Pointer to copy the error message - * @param[in] binary True if the source is actually a binary program - * - * @return The created tessellation control shader object or NULL if the creation failed. - */ - virtual NVRenderBackendTessControlShaderObject - CreateTessControlShader(NVConstDataRef<QT3DSI8> source, eastl::string &errorMessage, - bool binary) = 0; - - /** - * @brief release a tessellation control shader object - * - * @param[in] tcso Pointer to tessellation control shader object - * - * @return No Return. - */ - virtual void ReleaseTessControlShader(NVRenderBackendTessControlShaderObject tcso) = 0; - - /** - * @brief create a tessellation evaluation shader object - * - * @param[in] source Pointer to shader source - * @param[in/out] errorMessage Pointer to copy the error message - * @param[in] binary True if the source is actually a binary program - * - * @return The created tessellation evaluation shader object or NULL if the creation failed. - */ - virtual NVRenderBackendTessEvaluationShaderObject - CreateTessEvaluationShader(NVConstDataRef<QT3DSI8> source, eastl::string &errorMessage, - bool binary) = 0; - - /** - * @brief release a tessellation evaluation shader object - * - * @param[in] tcso Pointer to tessellation evaluation shader object - * - * @return No Return. - */ - virtual void - ReleaseTessEvaluationShader(NVRenderBackendTessEvaluationShaderObject teso) = 0; - - /** - * @brief create a geometry shader object - * - * @param[in] source Pointer to shader source - * @param[in/out] errorMessage Pointer to copy the error message - * @param[in] binary True if the source is actually a binary program - * - * @return The created geometry shader object or NULL if the creation failed. - */ - virtual NVRenderBackendGeometryShaderObject - CreateGeometryShader(NVConstDataRef<QT3DSI8> source, eastl::string &errorMessage, - bool binary) = 0; - - /** - * @brief release a geometry shader object - * - * @param[in] tcso Pointer to geometry shader object - * - * @return No Return. - */ - virtual void ReleaseGeometryShader(NVRenderBackendGeometryShaderObject gso) = 0; - - /** - * @brief create a compute shader object - * - * @param[in] source Pointer to shader source - * @param[in/out] errorMessage Pointer to copy the error message - * @param[in] binary True if the source is actually a binary program - * - * @return The created compute shader object or NULL if the creation failed. - */ - virtual NVRenderBackendComputeShaderObject CreateComputeShader(NVConstDataRef<QT3DSI8> source, - eastl::string &errorMessage, - bool binary) = 0; - - /** - * @brief release a compute shader object - * - * @param[in] cso Pointer to compute shader object - * - * @return No Return. - */ - virtual void ReleaseComputeShader(NVRenderBackendComputeShaderObject cso) = 0; - - /** - * @brief attach a vertex shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] vso Pointer to vertex shader object - * - * @return No Return. - */ - virtual void AttachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendVertexShaderObject vso) = 0; - - /** - * @brief detach a vertex shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] vso Pointer to vertex shader object - * - * @return No Return. - */ - virtual void DetachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendVertexShaderObject vso) = 0; - - /** - * @brief attach a fragment shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] fso Pointer to fragment shader object - * - * @return No Return. - */ - virtual void AttachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendFragmentShaderObject fso) = 0; - - /** - * @brief detach a fragment shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] fso Pointer to fragment shader object - * - * @return No Return. - */ - virtual void DetachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendFragmentShaderObject fso) = 0; - - /** - * @brief attach a tessellation control shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] tcso Pointer to tessellation control shader object - * - * @return No Return. - */ - virtual void AttachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendTessControlShaderObject tcso) = 0; - - /** - * @brief detach a tessellation control shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] tcso Pointer to tessellation control shader object - * - * @return No Return. - */ - virtual void DetachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendTessControlShaderObject tcso) = 0; - - /** - * @brief attach a tessellation evaluation shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] teso Pointer to tessellation evaluation shader object - * - * @return No Return. - */ - virtual void AttachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendTessEvaluationShaderObject teso) = 0; - - /** - * @brief detach a tessellation evaluation shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] teso Pointer to tessellation evaluation shader object - * - * @return No Return. - */ - virtual void DetachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendTessEvaluationShaderObject teso) = 0; - - /** - * @brief attach a geometry shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] teso Pointer to geometry shader object - * - * @return No Return. - */ - virtual void AttachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendGeometryShaderObject gso) = 0; - - /** - * @brief detach a geometry shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] teso Pointer to geometry shader object - * - * @return No Return. - */ - virtual void DetachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendGeometryShaderObject gso) = 0; - - /** - * @brief attach a compute shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] cso Pointer to compute shader object - * - * @return No Return. - */ - virtual void AttachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendComputeShaderObject cso) = 0; - - /** - * @brief detach a compute shader object to a program object - * - * @param[in] po Pointer to program object - * @param[in] cso Pointer to compute shader object - * - * @return No Return. - */ - virtual void DetachShader(NVRenderBackendShaderProgramObject po, - NVRenderBackendComputeShaderObject cso) = 0; - - /** - * @brief create a shader program object - * - * @param[in] isSeparable Tell the backend that this program is separable - * - * @return The created shader program object or NULL if the creation failed. - */ - virtual NVRenderBackendShaderProgramObject CreateShaderProgram(bool isSeparable) = 0; - - /** - * @brief release a shader program object - * - * @param[in] po Pointer to shader program object - * - * @return No Return. - */ - virtual void ReleaseShaderProgram(NVRenderBackendShaderProgramObject po) = 0; - - /** - * @brief link a shader program object - * - * @param[in] po Pointer to shader program object - * @param[in/out] errorMessage Pointer to copy the error message - * - * @return True if program is succesful linked. - */ - virtual bool LinkProgram(NVRenderBackendShaderProgramObject po, - eastl::string &errorMessage) = 0; - - /** - * @brief Make a program current - * - * @param[in] po Pointer to shader program object - * - * @return No return - */ - virtual void SetActiveProgram(NVRenderBackendShaderProgramObject po) = 0; - - /** - * @brief create a program pipeline object - * - * - * @return The created program pipeline object or NULL if the creation failed. - */ - virtual NVRenderBackendProgramPipeline CreateProgramPipeline() = 0; - - /** - * @brief release a program pipeline object - * - * @param[in] ppo Pointer to program pipeline object - * - * @return No Return. - */ - virtual void ReleaseProgramPipeline(NVRenderBackendProgramPipeline ppo) = 0; - - /** - * @brief Make a program pipeline current - * - * @param[in] ppo Pointer to program pipeline object - * - * @return No return - */ - virtual void SetActiveProgramPipeline(NVRenderBackendProgramPipeline ppo) = 0; - - /** - * @brief Make a program stage active for this pipeline - * - * @param[in] ppo Pointer to program pipeline object - * @param[in] flags Shader stage flags to which this po is bound to - * @param[in] po Pointer to shader program object - * - * @return No return - */ - virtual void SetProgramStages(NVRenderBackendProgramPipeline ppo, - NVRenderShaderTypeFlags flags, - NVRenderBackendShaderProgramObject po) = 0; - - /** - * @brief Runs a compute program - * - * @param[in] po Pointer to shader program object - * @param[in] numGroupsX The number of work groups to be launched in the X - * dimension - * @param[in] numGroupsY The number of work groups to be launched in the Y - * dimension - * @param[in] numGroupsZ The number of work groups to be launched in the Z - * dimension - * - * @return No return - */ - virtual void DispatchCompute(NVRenderBackendShaderProgramObject po, QT3DSU32 numGroupsX, - QT3DSU32 numGroupsY, QT3DSU32 numGroupsZ) = 0; - - /** - * @brief Query constant count for a program object - * - * @param[in] po Pointer to shader program object - * - * @return Return active constant count - */ - virtual QT3DSI32 GetConstantCount(NVRenderBackendShaderProgramObject po) = 0; - - /** - * @brief Query constant buffer count for a program object - * - * @param[in] po Pointer to shader program object - * - * @return Return active constant buffer count - */ - virtual QT3DSI32 GetConstantBufferCount(NVRenderBackendShaderProgramObject po) = 0; - - /** - * @brief Query constant information by ID - * - * @param[in] po Pointer to shader program object - * @param[in] id Constant ID - * @param[in] bufSize Max char for nameBuf - * @param[out] numElem Usually one unless for arrays - * @param[out] type Constant data type (QT3DSVec4, QT3DSVec3,...) - * @param[out] binding Unit binding point for samplers and images - * @param[out] nameBuf Name of the constant - * - * @return Return current constant location or -1 if not found - */ - virtual QT3DSI32 GetConstantInfoByID(NVRenderBackendShaderProgramObject po, QT3DSU32 id, - QT3DSU32 bufSize, QT3DSI32 *numElem, - NVRenderShaderDataTypes::Enum *type, QT3DSI32 *binding, - char *nameBuf) = 0; - - /** - * @brief Query constant buffer information by ID - * - * @param[in] po Pointer to shader program object - * @param[in] id Constant buffer ID - * @param[in] nameBufSize Size of nameBuf - * @param[out] paramCount Count ot parameter contained in the buffer - * @param[out] bufferSize Data size of the constant buffer - * @param[out] length Actual characters written - * @param[out] nameBuf Receives the name of the buffer - * - * @return Return current constant buffer location or -1 if not found - */ - virtual QT3DSI32 GetConstantBufferInfoByID(NVRenderBackendShaderProgramObject po, QT3DSU32 id, - QT3DSU32 nameBufSize, QT3DSI32 *paramCount, - QT3DSI32 *bufferSize, QT3DSI32 *length, - char *nameBuf) = 0; - - /** - * @brief Query constant buffer param indices - * - * @param[in] po Pointer to shader program object - * @param[in] id Constant buffer ID - * @param[out] indices Receives the indices of the uniforms within the - * constant buffer - * - * @return no return value - */ - virtual void GetConstantBufferParamIndices(NVRenderBackendShaderProgramObject po, QT3DSU32 id, - QT3DSI32 *indices) = 0; - - /** - * @brief Query constant buffer param info by indices - * - * @param[in] po Pointer to shader program object - * @param[in] count Number of indices - * @param[in] indices The indices of the uniforms within the constant - * buffer - * @param[out] type Array of param types ( float ,int, ...) - * @param[out] size Array of param size - * @param[out] offset Array of param offsets within the constant buffer - * - * @return no return value - */ - virtual void GetConstantBufferParamInfoByIndices(NVRenderBackendShaderProgramObject po, - QT3DSU32 count, QT3DSU32 *indices, QT3DSI32 *type, - QT3DSI32 *size, QT3DSI32 *offset) = 0; - - /** - * @brief Bind program constant block - * - * @param[in] po Pointer to shader program object - * @param[in] blockIndex Constant block index returned by - * GetConstantBufferInfoByID - * @param[in] binding Block binding location which should be the same as index - * in ProgramSetConstantBlock - * - * @return No return - */ - virtual void ProgramSetConstantBlock(NVRenderBackendShaderProgramObject po, - QT3DSU32 blockIndex, QT3DSU32 binding) = 0; - - /** - * @brief Bind constant buffer for usage in the current active shader program - * - * @param[in] index Constant ID - * @param[in] bo Pointer to constant buffer object - * - * @return No return - */ - virtual void ProgramSetConstantBuffer(QT3DSU32 index, NVRenderBackendBufferObject bo) = 0; - - /** - * @brief Query storage buffer count for a program object - * - * @param[in] po Pointer to shader program object - * - * @return Return active storage buffer count - */ - virtual QT3DSI32 GetStorageBufferCount(NVRenderBackendShaderProgramObject po) = 0; - - /** - * @brief Query storage buffer information by ID - * - * @param[in] po Pointer to shader program object - * @param[in] id Storage buffer ID - * @param[in] nameBufSize Size of nameBuf - * @param[out] paramCount Count of parameter contained in the buffer - * @param[out] bufferSize Data size of the constant buffer - * @param[out] length Actual characters written - * @param[out] nameBuf Receives the name of the buffer - * - * @return Return current storage buffer binding or -1 if not found - */ - virtual QT3DSI32 GetStorageBufferInfoByID(NVRenderBackendShaderProgramObject po, QT3DSU32 id, - QT3DSU32 nameBufSize, QT3DSI32 *paramCount, - QT3DSI32 *bufferSize, QT3DSI32 *length, char *nameBuf) = 0; - - /** - * @brief Bind a storage buffer for usage in the current active shader program - * - * @param[in] index Constant ID - * @param[in] bo Pointer to storage buffer object - * - * @return No return - */ - virtual void ProgramSetStorageBuffer(QT3DSU32 index, NVRenderBackendBufferObject bo) = 0; - - /** - * @brief Query atomic counter buffer count for a program object - * - * @param[in] po Pointer to shader program object - * - * @return Return active atomic buffer count - */ - virtual QT3DSI32 GetAtomicCounterBufferCount(NVRenderBackendShaderProgramObject po) = 0; - - /** - * @brief Query atomic counter buffer information by ID - * - * @param[in] po Pointer to shader program object - * @param[in] id Storage buffer ID - * @param[in] nameBufSize Size of nameBuf - * @param[out] paramCount Count of parameter contained in the buffer - * @param[out] bufferSize Data size of the constant buffer - * @param[out] length Actual characters written - * @param[out] nameBuf Receives the name of the buffer - * - * @return Return current storage buffer binding or -1 if not found - */ - virtual QT3DSI32 GetAtomicCounterBufferInfoByID(NVRenderBackendShaderProgramObject po, - QT3DSU32 id, QT3DSU32 nameBufSize, QT3DSI32 *paramCount, - QT3DSI32 *bufferSize, QT3DSI32 *length, - char *nameBuf) = 0; - - /** - * @brief Bind a atomic counter buffer for usage in the current active shader program - * - * @param[in] index Constant ID - * @param[in] bo Pointer to atomic counter buffer object - * - * @return No return - */ - virtual void ProgramSetAtomicCounterBuffer(QT3DSU32 index, NVRenderBackendBufferObject bo) = 0; - - /** - * @brief Set constant value - * - * @param[in] po Pointer program object - * @param[in] id Constant ID - * @param[in] type Constant data type (QT3DSVec4, QT3DSVec3,...) - * @param[in] count Element count - * @param[in] value Pointer to constant value - * @param[in] transpose Transpose a matrix - * - * @return No return - */ - virtual void SetConstantValue(NVRenderBackendShaderProgramObject po, QT3DSU32 id, - NVRenderShaderDataTypes::Enum type, QT3DSI32 count, - const void *value, bool transpose = false) = 0; - - /** - * @brief Draw the current active vertex buffer - * - * @param[in] drawMode Draw mode (Triangles, ....) - * @param[in] start Start vertex - * @param[in] count Vertex count - * - * @return no return. - */ - virtual void Draw(NVRenderDrawMode::Enum drawMode, QT3DSU32 start, QT3DSU32 count) = 0; - - /** - * @brief Draw the current active vertex buffer using an indirect buffer - * This means the setup of the draw call is stored in a buffer bound to - * NVRenderBufferBindValues::Draw_Indirect - * - * @param[in] drawMode Draw mode (Triangles, ....) - * @param[in] indirect Offset into a indirect drawing setup buffer - * - * @return no return. - */ - virtual void DrawIndirect(NVRenderDrawMode::Enum drawMode, const void *indirect) = 0; - - /** - * @brief Draw the current active index buffer - * - * @param[in] drawMode Draw mode (Triangles, ....) - * @param[in] count Index count - * @param[in] type Index type (QT3DSU16, QT3DSU8) - * @param[in] indices Pointer to index buffer. In the case of buffer objects - * this is an offset into the active index buffer - *object. - * - * @return no return. - */ - virtual void DrawIndexed(NVRenderDrawMode::Enum drawMode, QT3DSU32 count, - NVRenderComponentTypes::Enum type, const void *indices) = 0; - - /** - * @brief Draw the current active index buffer using an indirect buffer - * This means the setup of the draw call is stored in a buffer bound to - * NVRenderBufferBindValues::Draw_Indirect - * - * @param[in] drawMode Draw mode (Triangles, ....) - * @param[in] type Index type (QT3DSU16, QT3DSU8) - * @param[in] indices Offset into a indirect drawing setup buffer - * - * @return no return. - */ - virtual void DrawIndexedIndirect(NVRenderDrawMode::Enum drawMode, - NVRenderComponentTypes::Enum type, - const void *indirect) = 0; - - /** - * @brief Read a pixel rectangle from render target (from bottom left) - * - * @param[in] rto Pointer to render target object - * @param[in] x Windows X start coord - * @param[in] y Windows Y start coord - * @param[in] width Read width dim - * @param[in] height Read height dim - * @param[out] pixels Returned pixel data - * - * @return No return - */ - virtual void ReadPixel(NVRenderBackendRenderTargetObject rto, QT3DSI32 x, QT3DSI32 y, QT3DSI32 width, - QT3DSI32 height, NVRenderReadPixelFormats::Enum inFormat, - void *pixels) = 0; - - /** - * @brief Create a NV path render object - * - * @param[in] range Number of internal objects - * - * @return return path object on success or NULL - */ - virtual NVRenderBackendPathObject CreatePathNVObject(size_t range) = 0; - - /** - * @brief Relase a NV path render object - * - * @param[in] po Created path object - * @param[in] range Number of internal objects - * - * @return return path object on success or NULL - */ - virtual void ReleasePathNVObject(NVRenderBackendPathObject po, size_t range) = 0; - - /** - * @brief Set the path commands and data. - * - * @param[in] inPathObject Pointer to NV path object - * @param[in] inPathCommands vector of path commands ( moveTo,... ) - * @param[in] inPathCoords vector of path coords - * - * @return No return - */ - virtual void SetPathSpecification(NVRenderBackendPathObject inPathObject, - NVConstDataRef<QT3DSU8> inPathCommands, - NVConstDataRef<QT3DSF32> inPathCoords) = 0; - - /** - * @brief Get Bounds of the path object - * - * @param[in] inPathObject Pointer to NV path object - * - * @return return bounds - */ - virtual NVBounds3 GetPathObjectBoundingBox(NVRenderBackendPathObject inPathObject) = 0; - virtual NVBounds3 GetPathObjectFillBox(NVRenderBackendPathObject inPathObject) = 0; - virtual NVBounds3 GetPathObjectStrokeBox(NVRenderBackendPathObject inPathObject) = 0; - - /** - * @brief Set stroke width. Defaults to 0 if unset. - * - * @param[in] inPathObject Pointer to NV path object - * - * @return No return - */ - virtual void SetStrokeWidth(NVRenderBackendPathObject inPathObject, - QT3DSF32 inStrokeWidth) = 0; - - /** - * @brief Path transform commands - * - * @param[in] inPathObject Pointer to NV path object - * - * @return No return - */ - virtual void SetPathProjectionMatrix(const QT3DSMat44 inPathProjection) = 0; - virtual void SetPathModelViewMatrix(const QT3DSMat44 inPathModelview) = 0; - - /** - * @brief Path stencil pass operations - * - * @param[in] inPathObject Pointer to NV path object - * - * @return No return - */ - virtual void StencilStrokePath(NVRenderBackendPathObject inPathObject) = 0; - virtual void StencilFillPath(NVRenderBackendPathObject inPathObject) = 0; - - /** - * @brief Does a instanced stencil fill pass - * - * @param[in] po Base of path objects - * @param[in] numPaths Number path objects - * @param[in] type type ( byte, int,... ) - * @param[in] charCodes charachter string - * @param[in] fillMode Fille mode - * @param[in] stencilMask Stencil mask - * @param[in] transformType Transforming glyphs - * @param[in] transformValues Pointer to array of transforms - * - * @return No return - */ - virtual void StencilFillPathInstanced( - NVRenderBackendPathObject po, size_t numPaths, NVRenderPathFormatType::Enum type, - const void *charCodes, NVRenderPathFillMode::Enum fillMode, QT3DSU32 stencilMask, - NVRenderPathTransformType::Enum transformType, const QT3DSF32 *transformValues) = 0; - - /** - * @brief Does a instanced stencil stroke pass - * - * @param[in] po Base of path objects - * @param[in] numPaths Number path objects - * @param[in] type type ( byte, int,... ) - * @param[in] charCodes charachter string - * @param[in] stencilRef Stencil reference - * @param[in] stencilMask Stencil mask - * @param[in] transformType Transforming glyphs - * @param[in] transformValues Pointer to array of transforms - * - * @return No return - */ - virtual void StencilStrokePathInstancedN(NVRenderBackendPathObject po, size_t numPaths, - NVRenderPathFormatType::Enum type, - const void *charCodes, QT3DSI32 stencilRef, - QT3DSU32 stencilMask, - NVRenderPathTransformType::Enum transformType, - const QT3DSF32 *transformValues) = 0; - - /** - * @brief Does a instanced cover fill pass - * - * @param[in] po Base of path objects - * @param[in] numPaths Number path objects - * @param[in] type type ( byte, int,... ) - * @param[in] charCodes charachter string - * @param[in] coverMode Cover mode - * @param[in] transformType Transforming glyphs - * @param[in] transformValues Pointer to array of transforms - * - * @return No return - */ - virtual void CoverFillPathInstanced(NVRenderBackendPathObject po, size_t numPaths, - NVRenderPathFormatType::Enum type, - const void *charCodes, - NVRenderPathCoverMode::Enum coverMode, - NVRenderPathTransformType::Enum transformType, - const QT3DSF32 *transformValues) = 0; - - /** - * @brief Does a instanced cover stroke pass - * - * @param[in] po Base of path objects - * @param[in] numPaths Number path objects - * @param[in] type type ( byte, int,... ) - * @param[in] charCodes charachter string - * @param[in] coverMode Cover mode - * @param[in] transformType Transforming glyphs - * @param[in] transformValues Pointer to array of transforms - * - * @return No return - */ - virtual void CoverStrokePathInstanced(NVRenderBackendPathObject po, size_t numPaths, - NVRenderPathFormatType::Enum type, - const void *charCodes, - NVRenderPathCoverMode::Enum coverMode, - NVRenderPathTransformType::Enum transformType, - const QT3DSF32 *transformValues) = 0; - - /** - * @brief Path stencil and depth offset - * - * @param[in] inSlope slope - * @param[in] inBias bias - * - * @return No return - */ - virtual void SetPathStencilDepthOffset(QT3DSF32 inSlope, QT3DSF32 inBias) = 0; - - /** - * @brief Path cover function - * - * @param[in] inDepthFunction depth function - * - * @return No return - */ - virtual void SetPathCoverDepthFunc(NVRenderBoolOp::Enum inDepthFunction) = 0; - - /** - * @brief Load glyphs - * - * @param[in] po Base of path objects - * @param[in] fontTarget System font, or application font,... - * @param[in] fontName Name of font ( may include path ) - * @param[in] fontStyle Bold or italic - * @param[in] numGlyphs Glyph count - * @param[in] type type ( byte, int,... ) - * @param[in] charCodes charachter string - * @param[in] handleMissingGlyphs skip or use - * @param[in] pathParameterTemplate template - * @param[in] emScale scale ( true type scale e.g. 2048 ) - * - * @return No return - */ - virtual void LoadPathGlyphs(NVRenderBackendPathObject po, - NVRenderPathFontTarget::Enum fontTarget, const void *fontName, - NVRenderPathFontStyleFlags fontStyle, size_t numGlyphs, - NVRenderPathFormatType::Enum type, const void *charCodes, - NVRenderPathMissingGlyphs::Enum handleMissingGlyphs, - NVRenderBackendPathObject pathParameterTemplate, - QT3DSF32 emScale) = 0; - - /** - * @brief Load indexed font set - * - * @param[in] po Base of path objects - * @param[in] fontTarget System font, or application font,... - * @param[in] fontName Name of font ( may include path ) - * @param[in] fontStyle Bold or italic - * @param[in] firstGlyphIndex First glyph - * @param[in] numGlyphs Glyph count - * @param[in] pathParameterTemplate template - * @param[in] emScale scale ( true type scale e.g. 2048 ) - * - * @return return load status - */ - virtual NVRenderPathReturnValues::Enum - LoadPathGlyphsIndexed(NVRenderBackendPathObject po, NVRenderPathFontTarget::Enum fontTarget, - const void *fontName, NVRenderPathFontStyleFlags fontStyle, - QT3DSU32 firstGlyphIndex, size_t numGlyphs, - NVRenderBackendPathObject pathParameterTemplate, QT3DSF32 emScale) = 0; - - /** - * @brief Load indexed font set - * - * @param[in] fontTarget System font, or application font,... - * @param[in] fontName Name of font ( may include path ) - * @param[in] fontStyle Bold or italic - * @param[in] pathParameterTemplate template - * @param[in] emScale scale ( true type scale e.g. 2048 ) - * @param[out] po contains glyph count - * - * @return returnr base path object - */ - virtual NVRenderBackendPathObject - LoadPathGlyphsIndexedRange(NVRenderPathFontTarget::Enum fontTarget, const void *fontName, - NVRenderPathFontStyleFlags fontStyle, - NVRenderBackendPathObject pathParameterTemplate, QT3DSF32 emScale, - QT3DSU32 *count) = 0; - - /** - * @brief Load font set - * - * @param[in] po Base of path objects - * @param[in] fontTarget System font, or application font,... - * @param[in] fontName Name of font ( may include path ) - * @param[in] fontStyle Bold or italic - * @param[in] firstGlyph First glyph - * @param[in] numGlyphs Glyph count - * @param[in] handleMissingGlyphs skip or use - * @param[in] pathParameterTemplate template - * @param[in] emScale scale ( true type scale e.g. 2048 ) - * - * @return No return - */ - virtual void LoadPathGlyphRange(NVRenderBackendPathObject po, - NVRenderPathFontTarget::Enum fontTarget, - const void *fontName, NVRenderPathFontStyleFlags fontStyle, - QT3DSU32 firstGlyph, size_t numGlyphs, - NVRenderPathMissingGlyphs::Enum handleMissingGlyphs, - NVRenderBackendPathObject pathParameterTemplate, - QT3DSF32 emScale) = 0; - - /** - * @brief Query font metrics - * - * @param[in] po Base of path objects - * @param[in] numPaths Number path objects - * @param[in] metricQueryMask Qeury bit mask - * @param[in] type type ( byte, int,... ) - * @param[in] charCodes charachter string - * @param[in] stride scale ( true type scale e.g. 2048 ) - * @param[out] metrics Filled with font metric values - * - * @return No return - */ - virtual void GetPathMetrics(NVRenderBackendPathObject po, size_t numPaths, - NVRenderPathGlyphFontMetricFlags metricQueryMask, - NVRenderPathFormatType::Enum type, const void *charCodes, - size_t stride, QT3DSF32 *metrics) = 0; - - /** - * @brief Query font metrics - * - * @param[in] po Base of path objects - * @param[in] numPaths Number path objects - * @param[in] metricQueryMask Qeury bit mask - * @param[in] stride scale ( true type scale e.g. 2048 ) - * @param[out] metrics Filled with font metric values - * - * @return No return - */ - virtual void GetPathMetricsRange(NVRenderBackendPathObject po, size_t numPaths, - NVRenderPathGlyphFontMetricFlags metricQueryMask, - size_t stride, QT3DSF32 *metrics) = 0; - - /** - * @brief Query path spacing - * - * @param[in] po Base of path objects - * @param[in] numPaths Number path objects - * @param[in] pathListMode How to compute spacing - * @param[in] type type ( byte, int,... ) - * @param[in] charCodes charachter string - * @param[in] advanceScale - * @param[in] kerningScale - * @param[in] transformType - * @param[out] metrics Filled with font metric values - * - * @return No return - */ - virtual void GetPathSpacing(NVRenderBackendPathObject po, size_t numPaths, - NVRenderPathListMode::Enum pathListMode, - NVRenderPathFormatType::Enum type, const void *charCodes, - QT3DSF32 advanceScale, QT3DSF32 kerningScale, - NVRenderPathTransformType::Enum transformType, - QT3DSF32 *spacing) = 0; - - virtual QSurfaceFormat format() const = 0; - - protected: - /// struct for what the backend supports - typedef struct NVRenderBackendSupport - { - union { - struct - { - bool bDXTImagesSupported : 1; ///< compressed images supported - bool bAnistropySupported : 1; ///< anistropic filtering supported - bool bTextureSwizzleSupported : 1; ///< texture swizzle supported - bool bDepthStencilSupported : 1; ///< depth stencil textures are supported - bool bFPRenderTargetsSupported : 1; ///< floating point render targets are - ///supported - bool bConstantBufferSupported : 1; ///< Constant (uniform) buffers are supported - bool bMsTextureSupported : 1; ///< Multisample textures are esupported - bool bFastBlitsSupported : 1; ///< The hardware supports fast memor blits - bool bTessellationSupported : 1; ///< Hardware supports tessellation - bool bComputeSupported : 1; ///< Hardware supports compute shader - bool bGeometrySupported : 1; ///< Hardware supports geometry shader - bool bTimerQuerySupported : 1; ///< Hardware supports timer queries - bool bProgramInterfaceSupported : 1; ///< API supports program interface queries - bool bStorageBufferSupported : 1; ///< Shader storage buffers are supported - bool bAtomicCounterBufferSupported : 1; ///< Atomic counter buffers are - /// supported - bool bShaderImageLoadStoreSupported : 1; ///< Shader image load / store - ///operations are supported - bool bProgramPipelineSupported : 1; ///< Driver supports separate programs - bool bNVPathRenderingSupported : 1; ///< Driver NV path rendering - bool bNVAdvancedBlendSupported : 1; ///< Advanced blend modes supported - bool bNVBlendCoherenceSupported : 1; ///< Advanced blend done coherently - ///supported - bool bGPUShader5ExtensionSupported : 1; - bool bKHRAdvancedBlendSupported : 1; ///< Advanced blend modes supported - bool bKHRBlendCoherenceSupported : 1; ///< Advanced blend done coherently - bool bVertexArrayObjectSupported : 1; - bool bStandardDerivativesSupported : 1; - bool bTextureLodSupported : 1; - } bits; - - QT3DSU32 u32Values; - } caps; - } NVRenderBackendSupportBits; - - NVRenderBackendSupportBits m_backendSupport; ///< holds the backend support bits - }; -} -} - -#endif |