rhi_projection.h File Reference

#include <rhi/rhi_types.h>

Go to the source code of this file.

Functions
void	RhiAdjustProjectionForBackend (float *matrix4x4, RHI_BACKEND backend)
	Convert a column-major OpenGL projection, with NDC Z in [-1, 1] and Y up, in place to the backend's clip space.
bool	RhiBackendNeedsYFlip (RHI_BACKEND backend)

Function Documentation

RhiAdjustProjectionForBackend()

void RhiAdjustProjectionForBackend	(	float *	matrix4x4,
		RHI_BACKEND	backend )

Convert a column-major OpenGL projection, with NDC Z in [-1, 1] and Y up, in place to the backend's clip space.

With no backend the matrix is left unchanged.

Definition at line 31 of file rhi_projection.cpp.

References NONE, and RhiBackendNeedsYFlip().

Referenced by KIGFX::GAL_MODERN::PopulateCameraUBOs().

RhiBackendNeedsYFlip()

bool RhiBackendNeedsYFlip

(

RHI_BACKEND

backend

)

Returns

true if the backend uses Y-down NDC.

Definition at line 23 of file rhi_projection.cpp.

References METAL, and VULKAN.

Referenced by KIGFX::GAL_MODERN::PopulateCameraUBOs(), KIGFX::GAL_MODERN::PopulateCursorUBO(), and RhiAdjustProjectionForBackend().