Differential D16826 Diff 59819 source/blender/draw/intern/draw_view.hh

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source/blender/draw/intern/draw_view.hh

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/* TODO: de-duplicate. */		/* TODO: de-duplicate. */
using ObjectBoundsBuf = StorageArrayBuffer<ObjectBounds, 128>;		using ObjectBoundsBuf = StorageArrayBuffer<ObjectBounds, 128>;
using VisibilityBuf = StorageArrayBuffer<uint, 4, true>;		using VisibilityBuf = StorageArrayBuffer<uint, 4, true>;

class View {		class View {
friend Manager;		friend Manager;

private:		protected:
/** TODO(fclem): Maybe try to reduce the minimum cost if the number of view is lower. */		/** TODO(fclem): Maybe try to reduce the minimum cost if the number of view is lower. */

UniformArrayBuffer<ViewMatrices, DRW_VIEW_MAX> data_;		UniformArrayBuffer<ViewMatrices, DRW_VIEW_MAX> data_;
UniformArrayBuffer<ViewCullingData, DRW_VIEW_MAX> culling_;		UniformArrayBuffer<ViewCullingData, DRW_VIEW_MAX> culling_;
/** Frozen version of data_ used for debugging culling. */		/** Frozen version of data_ used for debugging culling. */
UniformArrayBuffer<ViewMatrices, DRW_VIEW_MAX> data_freeze_;		UniformArrayBuffer<ViewMatrices, DRW_VIEW_MAX> data_freeze_;
UniformArrayBuffer<ViewCullingData, DRW_VIEW_MAX> culling_freeze_;		UniformArrayBuffer<ViewCullingData, DRW_VIEW_MAX> culling_freeze_;
/** Result of the visibility computation. 1 bit or 1 or 2 word per resource ID per view. */		/** Result of the visibility computation. 1 bit or 1 or 2 word per resource ID per view. */
Show All 15 Lines	public:
{		{
BLI_assert(view_len <= DRW_VIEW_MAX);		BLI_assert(view_len <= DRW_VIEW_MAX);
}		}

/* For compatibility with old system. Will be removed at some point. */		/* For compatibility with old system. Will be removed at some point. */
View(const char name, const DRWView view)		View(const char name, const DRWView view)
: visibility_buf_(name), debug_name_(name), view_len_(1)		: visibility_buf_(name), debug_name_(name), view_len_(1)
{		{
float4x4 view_mat, win_mat;		this->sync(view);
DRW_view_viewmat_get(view, view_mat.ptr(), false);
DRW_view_winmat_get(view, win_mat.ptr(), false);
this->sync(view_mat, win_mat);
}		}

void sync(const float4x4 &view_mat, const float4x4 &win_mat, int view_id = 0);		void sync(const float4x4 &view_mat, const float4x4 &win_mat, int view_id = 0);

		/* For compatibility with old system. Will be removed at some point. */
		void sync(const DRWView *view);

/** Disable a range in the multi-view array. Disabled view will not produce any instances. */		/** Disable a range in the multi-view array. Disabled view will not produce any instances. */
void disable(IndexRange range);		void disable(IndexRange range);

/**		/**
* Update culling data using a compute shader.		* Update culling data using a compute shader.
* This is to be used if the matrices were updated externally		* This is to be used if the matrices were updated externally
* on the GPU (not using the `sync()` method).		* on the GPU (not using the `sync()` method).
**/		**/
▲ Show 20 Lines • Show All 59 Lines • ▼ Show 20 Lines	int visibility_word_per_draw() const
return (view_len_ == 1) ? 0 : divide_ceil_u(view_len_, 32);		return (view_len_ == 1) ? 0 : divide_ceil_u(view_len_, 32);
}		}

UniformArrayBuffer<ViewMatrices, DRW_VIEW_MAX> &matrices_ubo_get()		UniformArrayBuffer<ViewMatrices, DRW_VIEW_MAX> &matrices_ubo_get()
{		{
return data_;		return data_;
}		}

private:		protected:
/** Called from draw manager. */		/** Called from draw manager. */
void bind();		void bind();
void compute_visibility(ObjectBoundsBuf &bounds, uint resource_len, bool debug_freeze);		virtual void compute_visibility(ObjectBoundsBuf &bounds, uint resource_len, bool debug_freeze);
		virtual VisibilityBuf &get_visibility_buffer();

void update_viewport_size();		void update_viewport_size();

/* WARNING: These 3 functions must be called in order */		/* WARNING: These 3 functions must be called in order */
void frustum_boundbox_calc(int view_id);		void frustum_boundbox_calc(int view_id);
void frustum_culling_planes_calc(int view_id);		void frustum_culling_planes_calc(int view_id);
void frustum_culling_sphere_calc(int view_id);		void frustum_culling_sphere_calc(int view_id);
};		};

} // namespace blender::draw		} // namespace blender::draw