History of Mesh shader(No. 2) - WarmeY2K - A complete, fast and fun game engine for the web

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- 1 (2024-05-29 (Wed) 21:59:55)
- 2 (2024-05-29 (Wed) 22:54:03)
- 3 (2024-06-07 (Fri) 19:58:46)
- 4 (2024-06-08 (Sat) 02:15:44)
- 5 (2024-06-08 (Sat) 19:29:12)
- 6 (2024-06-09 (Sun) 08:55:17)
- 7 (2024-07-13 (Sat) 20:21:27)

Vertex variables†

Variables	Scope	Type	Description
-------------	-------	--------------	---------------------------------------------
Position	Attr	vec3	Vertex position
TexUV	Attr	vec2	Vertex uv
Color	Attr	vec3	Vertex color
Normal	Attr	vec3	Vertex normal
Tangent	Attr	vec3	Vertex tangent
Binormal	Attr	vec3	Vertex binormal
-------------	-------	--------------	---------------------------------------------
LVP_MATRIX	Uniform	mat4x4	Light view projection (shadow-map)
MESH_INFOS	Uniform	MeshInfos	Contains matrices and mesh identifier
MAT_PARAMS	Uniform	MaterialParams	List of float material parameters
-------------	-------	--------------	---------------------------------------------
out	var	VertexOutput	The vertex shader output
posFromLight	var	vec4	Vertex position from light source (shadow-map

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Fragment variables†

Variables	Scope	Type	Description
------------------------	-------	--------------	---------------------------------------------
Position	Attr	vec3	Vertex local position
FragPos	Attr	vec2	Vertex world position
FragUV	Attr	vec3	Vertex uv
FragColor	Attr	vec3	Vertex color
FragNormal	Attr	vec3	Vertex normal
FragTangent	Attr	vec3	Vertex tangent
FragBinormal	Attr	vec3	Vertex binormal
FragShadowPos	Attr	vec3	Vertex shadow direction
------------------------	-------	--------------	---------------------------------------------
MESH_INFOS	Uniform	MeshInfos	Contains matrices and mesh identifier
CAMERA_POS	Uniform	vec3	Camera position
DIR_LIGHT	Uniform	DirLight	Directionnal light informations
FOG	Uniform	Fog	Fog informations
POINT_LIGHT_COUNT	Uniform	int	Number of point lights
POINT_LIGHTS	Uniform	PointLight[]	Point light list
DECAL_COUNT	Uniform	int	Number of decals
DECALS	Uniform	Decal[]	Decal list
DECAL_ATLAS_TEXTURE	Uniform	Texture	Decals texture
DECAL_ATLAS_TEXTURE	Uniform	Texture	Decals texture
SHADOW_MAP_TEXTURE	Uniform	Texture	Shadow map texture
MAT_COLORS	Uniform	MaterialColors	Material colors (ambiant, diffuse, etc...)
MAT_PARAMS	Uniform	MaterialParams	Material parameters for some settings
MAT_UVS	Uniform	MaterialUvs	Material uv scrolling
MAT_TOON_LIGHT_DIR	Uniform	vec3	Material toon light direction
MAT_TEXTURE	Uniform	Texture	Color texture
MAT_DISPLACEMENT_TEXTURE	Uniform	Texture	Displace the color texture
MAT_DIFFUSE_TEXTURE	Uniform	Texture	Diffuse color texture
MAT_SPECULAR_TEXTURE	Uniform	Texture	Specular texture (color and specularity)
MAT_EMISSIVE_TEXTURE	Uniform	Texture	Emissive color texture
MAT_NORM_TEXTURE	Uniform	Texture	Normal map texture
MAT_ENV_MAP_TEXTURE	Uniform	Texture	Env map texture
MAT_TOON_TEXTURE	Uniform	Texture	Toon details texture
------------------------	-------	--------------	---------------------------------------------
outputColor	var	vec4	The fragment shader output color
normal	var	vec3	The normalized normal
texel	var	vec4	The current texture pixel - after decals
textureUV	var	vec2	The current texture uv - after scrolling
shadow	var	float	The shadow factor

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Extension†

You can make your own mesh shader by append code to the existing one.
See MESH_VERT_EXT and MESH_FRAG_EXT variables in vite.config.ts.

History of Mesh shader (No. 2)

Vertex variables†

Fragment variables†

Extension†