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#ifndef NW4R_G3D_CAMERA_H
#define NW4R_G3D_CAMERA_H
#include <nw4r/types_nw4r.h>
#include "nw4r/g3d/res/g3d_rescommon.h"
#include "nw4r/math.h" // IWYU pragma: export
#include "rvl/MTX.h" // IWYU pragma: export
namespace nw4r {
namespace g3d {
struct CameraData {
enum Flag {
FLAG_CAM_LOOKAT = (1 << 0),
FLAG_CAM_ROTATE = (1 << 1),
FLAG_CAM_AIM = (1 << 2),
FLAG_CAM_MTX_READY = (1 << 3),
FLAG_PROJ_FRUSTUM = (1 << 4),
FLAG_PROJ_PERSP = (1 << 5),
FLAG_PROJ_ORTHO = (1 << 6),
FLAG_PROJ_MTX_READY = (1 << 7),
FLAG_VI_ODD_FIELD = (1 << 8),
};
math::MTX34 cameraMtx; // at 0x0
math::MTX44 projMtx; // at 0x30
u32 flags; // at 0x70
math::VEC3 cameraPos; // at 0x74
math::VEC3 cameraUp; // at 0x80
math::VEC3 cameraTarget; // at 0x8C
math::VEC3 cameraRotate; // at 0x98
f32 cameraTwist; // at 0xA4
GXProjectionType projType; // at 0xA8
f32 projFovy; // at 0xAC
f32 projAspect; // at 0xB0
f32 projNear; // at 0xB4
f32 projFar; // at 0xB8
f32 projTop; // at 0xBC
f32 projBottom; // at 0xC0
f32 projLeft; // at 0xC4
f32 projRight; // at 0xC8
f32 lightScaleS; // at 0xCC
f32 lightScaleT; // at 0xD0
f32 lightTransS; // at 0xD4
f32 lightTransT; // at 0xD8
math::VEC2 viewportOrigin; // at 0xDC
math::VEC2 viewportSize; // at 0xE4
f32 viewportNear; // at 0xEC
f32 viewportFar; // at 0xF0
u32 scissorX; // at 0xF4
u32 scissorY; // at 0xF8
u32 scissorWidth; // at 0xFC
u32 scissorHeight; // at 0x100
s32 scissorOffsetX; // at 0x104
s32 scissorOffsetY; // at 0x108
};
class Camera : public ResCommon<CameraData> {
public:
enum PostureType {
POSTURE_LOOKAT,
POSTURE_ROTATE,
POSTURE_AIM
};
struct PostureInfo {
PostureType tp; // at 0x0
math::VEC3 cameraUp; // at 0x4
math::VEC3 cameraTarget; // at 0x10
math::VEC3 cameraRotate; // at 0x1C
f32 cameraTwist; // at 0x28
};
public:
explicit Camera(CameraData *pData);
void Init();
void Init(u16 efbWidth, u16 efbHeight, u16 xfbWidth, u16 xfbHeight, u16 viWidth, u16 viHeight);
void SetPosition(f32 x, f32 y, f32 z);
void SetPosition(const math::VEC3 &rPos);
void SetPosture(const PostureInfo &rInfo);
void SetCameraMtxDirectly(const math::MTX34 &rMtx);
void SetPerspective(f32 fovy, f32 aspect, f32 near, f32 far);
void SetOrtho(f32 top, f32 bottom, f32 left, f32 right, f32 near, f32 far);
void SetProjectionMtxDirectly(const math::MTX44 *pMtx);
void SetTexMtxParam(f32 lightScaleS, f32 lightScaleT, f32 lightTransS, f32 lightTransT);
void SetScissor(u32 x, u32 y, u32 width, u32 height);
void SetScissorBoxOffset(s32 ox, s32 oy);
void SetViewport(f32 x, f32 y, f32 width, f32 height);
void SetViewportZRange(f32 near, f32 far);
void GetViewport(f32 *pX, f32 *pY, f32 *pWidth, f32 *pHeight, f32 *pNear, f32 *pFar) const;
void Project(math::VEC3 *pSrcPos, const math::VEC3 &worldPos) const;
void GetCameraMtx(math::MTX34 *pMtx) const;
void GetProjectionMtx(math::MTX44 *pMtx) const;
void GetProjectionTexMtx(math::MTX34 *pMtx) const;
void GetEnvironmentTexMtx(math::MTX34 *pMtx) const;
void GXSetViewport() const;
void GXSetProjection() const;
void GXSetScissor() const;
void GXSetScissorBoxOffset() const;
GXProjectionType GetProjectionType() const {
return ref().projType;
}
private:
void UpdateCameraMtx() const;
void UpdateProjectionMtx() const;
};
} // namespace g3d
} // namespace nw4r
#endif
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