hyzboy f1f0843bee [WIP] Billboard(the 2d way)
Two Modes:

1.fixed billboard size,the size in UBO
2.dynamic billboard size,the size in VAB

two modes to use GeometryShader, convert point/line data to quad data.
2024-06-13 13:56:48 +08:00

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#Material
Name Billboard2DWay
Base Std3D/Billboard
#VertexInput
vec2 TexCoord
#Vertex
Output
{
vec2 TexCoord
}
Code
{
void main()
{
Output.TexCoord=TexCoord;
vec4 pos=GetPosition3D()
+camera.camera_right*TexCoord.x*Billboard.Size.x
+camera.camera_up *TexCoord.y*Billboard.Size.y;
gl_Position=GetPosition3D();
}
}
#Fragment
sampler2D TextureBaseColor
Output
{
vec4 FragColor;
}
Code
{
void main()
{
FragColor=texture(TextureBaseColor,Input.TexCoord);
}
}