Differential D13910 Diff 47464 source/blender/draw/intern/shaders/common_view_lib.glsl

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source/blender/draw/intern/shaders/common_view_lib.glsl

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return vec4(perp * 0.5 + 0.5, dist * 0.25 + 0.5 + 0.1, 1.0);		return vec4(perp * 0.5 + 0.5, dist * 0.25 + 0.5 + 0.1, 1.0);
}		}
else {		else {
/* Default line if the origin is perfectly aligned with a pixel. */		/* Default line if the origin is perfectly aligned with a pixel. */
return vec4(1.0, 0.0, 0.5 + 0.1, 1.0);		return vec4(1.0, 0.0, 0.5 + 0.1, 1.0);
}		}
}		}

uniform int resourceChunk;		/* Temporary until we fully make the switch. */
		#ifndef DRW_SHADER_SHARED_H
		uniform int drw_resourceChunk;
		#endif /* DRW_SHADER_SHARED_H */

#ifdef GPU_VERTEX_SHADER		#ifdef GPU_VERTEX_SHADER
# ifdef GPU_ARB_shader_draw_parameters
# define baseInstance gl_BaseInstanceARB
# else /* no ARB_shader_draw_parameters */
uniform int baseInstance;
# endif

# if defined(IN_PLACE_INSTANCES) \|\| defined(INSTANCED_ATTR)		/* Temporary until we fully make the switch. */
		# ifndef DRW_SHADER_SHARED_H

		/* clang-format off */
		# if defined(IN_PLACE_INSTANCES) \|\| defined(INSTANCED_ATTR) \|\| defined(DRW_LEGACY_MODEL_MATRIX) \|\| defined(GPU_DEPRECATED_AMD_DRIVER)
		/* clang-format on */
/* When drawing instances of an object at the same position. */		/* When drawing instances of an object at the same position. */
# define instanceId 0		# define instanceId 0
# elif defined(GPU_DEPRECATED_AMD_DRIVER)
/* A driver bug make it so that when using an attribute with GL_INT_2_10_10_10_REV as format,
* the gl_InstanceID is incremented by the 2 bit component of the attribute.
* Ignore gl_InstanceID then. */
# define instanceId 0
# else		# else
# define instanceId gl_InstanceID		# define instanceId gl_InstanceID
# endif		# endif

# ifdef UNIFORM_RESOURCE_ID		# if defined(UNIFORM_RESOURCE_ID)
/* This is in the case we want to do a special instance drawcall but still want to have the		/* This is in the case we want to do a special instance drawcall for one object but still want to
* right resourceId and all the correct ubo datas. */		* have the right resourceId and all the correct ubo datas. */
uniform int resourceId;		uniform int drw_resourceId;
# define resource_id resourceId		# define resource_id drw_resourceId
# else		# else
# define resource_id (baseInstance + instanceId)		# define resource_id (gpu_BaseInstance + instanceId)
# endif		# endif

/* Use this to declare and pass the value if		/* Use this to declare and pass the value if
* the fragment shader uses the resource_id. */		* the fragment shader uses the resource_id. */
# ifdef USE_GEOMETRY_SHADER		# ifdef USE_GEOMETRY_SHADER
# define RESOURCE_ID_VARYING flat out int resourceIDGeom;		# define RESOURCE_ID_VARYING flat out int resourceIDGeom;
# define PASS_RESOURCE_ID resourceIDGeom = resource_id;		# define PASS_RESOURCE_ID resourceIDGeom = resource_id;
# else		# else
# define RESOURCE_ID_VARYING flat out int resourceIDFrag;		# define RESOURCE_ID_VARYING flat out int resourceIDFrag;
# define PASS_RESOURCE_ID resourceIDFrag = resource_id;		# define PASS_RESOURCE_ID resourceIDFrag = resource_id;
# endif		# endif

		# endif /* DRW_SHADER_SHARED_H */

		#endif /* GPU_VERTEX_SHADER */

		/* Temporary until we fully make the switch. */
		#ifdef DRW_SHADER_SHARED_H
		/* TODO(fclem): Rename PASS_RESOURCE_ID to DRW_RESOURCE_ID_VARYING_SET */
		# if defined(UNIFORM_RESOURCE_ID)
		# define resource_id drw_ResourceID
		# define PASS_RESOURCE_ID

		# elif defined(GPU_VERTEX_SHADER)
		# define resource_id gpu_InstanceIndex
		# define PASS_RESOURCE_ID drw_ResourceID_iface.resource_index = resource_id;

		# elif defined(GPU_GEOMETRY_SHADER)
		# define resource_id drw_ResourceID_iface_in[0].index
		# define PASS_RESOURCE_ID drw_ResourceID_iface_out.resource_index = resource_id;

		# elif defined(GPU_FRAGMENT_SHADER)
		# define resource_id drw_ResourceID_iface.resource_index
#endif		# endif

		/* TODO(fclem): Remove. */
		# define RESOURCE_ID_VARYING

		#else
/* If used in a fragment / geometry shader, we pass		/* If used in a fragment / geometry shader, we pass
* resource_id as varying. */		* resource_id as varying. */
#ifdef GPU_GEOMETRY_SHADER		# ifdef GPU_GEOMETRY_SHADER
# define RESOURCE_ID_VARYING \		# define RESOURCE_ID_VARYING \
flat out int resourceIDFrag; \		flat out int resourceIDFrag; \
flat in int resourceIDGeom[];		flat in int resourceIDGeom[];

# define resource_id resourceIDGeom		# define resource_id resourceIDGeom
# define PASS_RESOURCE_ID resourceIDFrag = resource_id[0];		# define PASS_RESOURCE_ID resourceIDFrag = resource_id[0];
#endif		# endif

#ifdef GPU_FRAGMENT_SHADER		# ifdef GPU_FRAGMENT_SHADER
flat in int resourceIDFrag;		flat in int resourceIDFrag;
# define resource_id resourceIDFrag		# define resource_id resourceIDFrag
#endif		# endif
		#endif

/* Breaking this across multiple lines causes issues for some older GLSL compilers. */		/* Breaking this across multiple lines causes issues for some older GLSL compilers. */
/* clang-format off */		/* clang-format off */
#if !defined(GPU_INTEL) && !defined(GPU_DEPRECATED_AMD_DRIVER) && !defined(OS_MAC) && !defined(INSTANCED_ATTR)		#if !defined(GPU_INTEL) && !defined(GPU_DEPRECATED_AMD_DRIVER) && !defined(OS_MAC) && !defined(INSTANCED_ATTR) && !defined(DRW_LEGACY_MODEL_MATRIX)
/* clang-format on */		/* clang-format on */

/* Temporary until we fully make the switch. */		/* Temporary until we fully make the switch. */
# ifndef DRW_SHADER_SHARED_H		# ifndef DRW_SHADER_SHARED_H

struct ObjectMatrices {		struct ObjectMatrices {
mat4 drw_modelMatrix;		mat4 drw_modelMatrix;
mat4 drw_modelMatrixInverse;		mat4 drw_modelMatrixInverse;
};		};

layout(std140) uniform modelBlock		layout(std140) uniform modelBlock
{		{
ObjectMatrices drw_matrices[DRW_RESOURCE_CHUNK_LEN];		ObjectMatrices drw_matrices[DRW_RESOURCE_CHUNK_LEN];
};		};
# endif /* DRW_SHADER_SHARED_H */

# define ModelMatrix (drw_matrices[resource_id].drw_modelMatrix)		# define ModelMatrix (drw_matrices[resource_id].drw_modelMatrix)
# define ModelMatrixInverse (drw_matrices[resource_id].drw_modelMatrixInverse)		# define ModelMatrixInverse (drw_matrices[resource_id].drw_modelMatrixInverse)
		# endif /* DRW_SHADER_SHARED_H */

#else /* GPU_INTEL */		#else /* GPU_INTEL */

/* Temporary until we fully make the switch. */		/* Temporary until we fully make the switch. */
# ifndef DRW_SHADER_SHARED_H		# ifndef DRW_SHADER_SHARED_H
/* Intel GPU seems to suffer performance impact when the model matrix is in UBO storage.		/* Intel GPU seems to suffer performance impact when the model matrix is in UBO storage.
* So for now we just force using the legacy path. */		* So for now we just force using the legacy path. */
/* Note that this is also a workaround of a problem on osx (amd or nvidia)		/* Note that this is also a workaround of a problem on osx (amd or nvidia)
* and older amd driver on windows. */		* and older amd driver on windows. */
uniform mat4 ModelMatrix;		uniform mat4 ModelMatrix;
uniform mat4 ModelMatrixInverse;		uniform mat4 ModelMatrixInverse;
# endif /* DRW_SHADER_SHARED_H */		# endif /* DRW_SHADER_SHARED_H */

#endif		#endif

#define resource_handle (resourceChunk * DRW_RESOURCE_CHUNK_LEN + resource_id)		/* Temporary until we fully make the switch. */
		#ifndef DRW_SHADER_SHARED_H
		# define resource_handle (drw_resourceChunk * DRW_RESOURCE_CHUNK_LEN + resource_id)
		#endif

/** Transform shortcuts. */		/** Transform shortcuts. */
/* Rule of thumb: Try to reuse world positions and normals because converting through viewspace		/* Rule of thumb: Try to reuse world positions and normals because converting through viewspace
* will always be decomposed in at least 2 matrix operation. */		* will always be decomposed in at least 2 matrix operation. */

/**		/**
* Some clarification:		* Some clarification:
* Usually Normal matrix is transpose(inverse(ViewMatrix * ModelMatrix))		* Usually Normal matrix is transpose(inverse(ViewMatrix * ModelMatrix))
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