diff options
| author | Sven Gothel <[email protected]> | 2014-06-19 17:08:45 +0200 |
|---|---|---|
| committer | Sven Gothel <[email protected]> | 2014-06-19 17:08:45 +0200 |
| commit | 33385ba1bb04682cef372adb0cd9f63b1fe55ca7 (patch) | |
| tree | 30858bcf355f78b0e69c0f9a17d2fd28e7ed926a /LibOVR/Src/CAPI/D3D1X/CAPI_D3D9_DistortionRenderer.h | |
| parent | d9a584844a60542519d813b5dc1a62428f14a0ae (diff) | |
Merge OculusSDK 0.3.2 Windows Source Code
Diffstat (limited to 'LibOVR/Src/CAPI/D3D1X/CAPI_D3D9_DistortionRenderer.h')
| -rw-r--r-- | LibOVR/Src/CAPI/D3D1X/CAPI_D3D9_DistortionRenderer.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/LibOVR/Src/CAPI/D3D1X/CAPI_D3D9_DistortionRenderer.h b/LibOVR/Src/CAPI/D3D1X/CAPI_D3D9_DistortionRenderer.h new file mode 100644 index 0000000..0ac7ae9 --- /dev/null +++ b/LibOVR/Src/CAPI/D3D1X/CAPI_D3D9_DistortionRenderer.h @@ -0,0 +1,139 @@ +/************************************************************************************
+
+Filename : CAPI_D3D1X_DistortionRenderer.h
+Content : Experimental distortion renderer
+Created : March 7, 2014
+Authors : Tom Heath
+
+Copyright : Copyright 2014 Oculus VR, Inc. All Rights reserved.
+
+Licensed under the Oculus VR Rift SDK License Version 3.1 (the "License");
+you may not use the Oculus VR Rift SDK except in compliance with the License,
+which is provided at the time of installation or download, or which
+otherwise accompanies this software in either electronic or hard copy form.
+
+You may obtain a copy of the License at
+
+http://www.oculusvr.com/licenses/LICENSE-3.1
+
+Unless required by applicable law or agreed to in writing, the Oculus VR SDK
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+************************************************************************************/
+
+#include "../../Kernel/OVR_Types.h"
+
+#undef new
+
+#if defined (OVR_OS_WIN32)
+#if _MSC_VER < 1700
+#include <d3dx9.h>
+#else
+#include <d3d9.h>
+#endif
+#endif
+
+#if defined(OVR_DEFINE_NEW)
+#define new OVR_DEFINE_NEW
+#endif
+
+#include "../CAPI_DistortionRenderer.h"
+
+
+namespace OVR { namespace CAPI { namespace D3D9 {
+
+
+//Implementation of DistortionRenderer for D3D9.
+/***************************************************/
+class DistortionRenderer : public CAPI::DistortionRenderer
+{
+public:
+ DistortionRenderer(ovrHmd hmd, FrameTimeManager& timeManager, const HMDRenderState& renderState);
+ ~DistortionRenderer();
+
+ // Creation function for the device.
+ static CAPI::DistortionRenderer* Create(ovrHmd hmd,
+ FrameTimeManager& timeManager,
+ const HMDRenderState& renderState);
+
+ // ***** Public DistortionRenderer interface
+ virtual bool Initialize(const ovrRenderAPIConfig* apiConfig,
+ unsigned distortionCaps);
+
+ virtual void SubmitEye(int eyeId, ovrTexture* eyeTexture);
+
+ virtual void EndFrame(bool swapBuffers, unsigned char* latencyTesterDrawColor, unsigned char* latencyTester2DrawColor);
+
+ // TBD: Make public?
+ void WaitUntilGpuIdle();
+
+ // Similar to ovr_WaitTillTime but it also flushes GPU.
+ // Note, it exits when time expires, even if GPU is not in idle state yet.
+ double WaitTillTimeAndFlushGpu(double absTime);
+
+protected:
+
+ class GraphicsState : public CAPI::DistortionRenderer::GraphicsState
+ {
+ public:
+ GraphicsState(IDirect3DDevice9* d);
+ virtual void Save();
+ virtual void Restore();
+
+ protected:
+ void RecordAndSetState(int which, int type, DWORD newValue);
+
+ //Structure to store our state changes
+ static const int MAX_SAVED_STATES=100;
+ struct SavedStateType
+ {
+ int which; //0 for samplerstate, 1 for renderstate
+ int type;
+ DWORD valueToRevertTo;
+ } savedState[MAX_SAVED_STATES];
+
+ //Keep track of how many we've done, for reverting
+ int numSavedStates;
+ IDirect3DDevice9* device;
+ };
+
+private:
+
+ //Functions
+ void CreateDistortionShaders(void);
+ void Create_Distortion_Models(void);
+ void CreateVertexDeclaration(void);
+ void RenderBothDistortionMeshes();
+ void RecordAndSetState(int which, int type, DWORD newValue);
+ void RevertAllStates(void);
+
+
+ //Data, structures and pointers
+ IDirect3DDevice9 * device;
+ IDirect3DSwapChain9 * swapChain;
+ IDirect3DVertexDeclaration9 * vertexDecl;
+ IDirect3DPixelShader9 * pixelShader;
+ IDirect3DVertexShader9 * vertexShader;
+ IDirect3DVertexShader9 * vertexShaderTimewarp;
+ ovrSizei screenSize;
+ unsigned distortionCaps;
+
+ struct FOR_EACH_EYE
+ {
+ FOR_EACH_EYE() : TextureSize(0), RenderViewport(Sizei(0)) { }
+
+ IDirect3DVertexBuffer9 * dxVerts;
+ IDirect3DIndexBuffer9 * dxIndices;
+ int numVerts;
+ int numIndices;
+ IDirect3DTexture9 * texture;
+ ovrVector2f UVScaleOffset[2];
+ Sizei TextureSize;
+ Recti RenderViewport;
+ } eachEye[2];
+};
+
+}}} // OVR::CAPI::D3D9
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