1 /************************************************************************************

2

3 Filename : CAPI_HMDRenderState.h

4 Content : Combines all of the rendering state associated with the HMD

5 Created : February 2, 2014

6 Authors : Michael Antonov

7

8 Copyright : Copyright 2014 Oculus VR, LLC All Rights reserved.

9

10 Licensed under the Oculus VR Rift SDK License Version 3.2 (the "License");

11 you may not use the Oculus VR Rift SDK except in compliance with the License,

12 which is provided at the time of installation or download, or which

13 otherwise accompanies this software in either electronic or hard copy form.

14

15 You may obtain a copy of the License at

16

17 http://www.oculusvr.com/licenses/LICENSE-3.2

18

19 Unless required by applicable law or agreed to in writing, the Oculus VR SDK

20 distributed under the License is distributed on an "AS IS" BASIS,

21 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

22 See the License for the specific language governing permissions and

23 limitations under the License.

24

25 ************************************************************************************/

26

27 #ifndef OVR_CAPI_HMDRenderState_h

28 #define OVR_CAPI_HMDRenderState_h

29

30 #include "../OVR_CAPI.h"

31 #include "../Kernel/OVR_Math.h"

32 #include "../Util/Util_Render_Stereo.h"

33 #include "../Service/Service_NetSessionCommon.h"

34

35 namespace OVR { namespace CAPI {

36

37 using namespace OVR::Util::Render;

38

39

40 //-------------------------------------------------------------------------------------

41 // ***** HMDRenderState

42

43 // Combines all of the rendering setup information about one HMD.

44 // This structure only ever exists inside HMDState, but this

45 // declaration is in a separate file to reduce #include dependencies.

46 // All actual lifetime and update control is done by the surrounding HMDState.

47 struct HMDRenderState

48 {

49 // Utility query functions.

50 ovrHmdDesc GetDesc() const;

51 ovrSizei GetFOVTextureSize(int eye, ovrFovPort fov, float pixelsPerDisplayPixel) const;

52 ovrEyeRenderDesc CalcRenderDesc(ovrEyeType eyeType, const ovrFovPort& fov) const;

53

54 HMDInfo OurHMDInfo;

55

56 HmdRenderInfo RenderInfo;

57 DistortionRenderDesc Distortion[2];

58 ovrEyeRenderDesc EyeRenderDesc[2];

59

60 // Clear color used for distortion

61 float ClearColor[4];

62

63 // Pose at which last time the eye was rendered, as submitted by EndEyeRender.

64 ovrPosef EyeRenderPoses[2];

65

66 // Capabilities passed to Configure.

67 unsigned EnabledHmdCaps;

68 unsigned DistortionCaps; // enum ovrDistortionCaps

69 };

70

71

72 }} // namespace OVR::CAPI

73

74 #endif // OVR_CAPI_HMDState_h