blakeridgway/supercell-wx
1
0
Fork 0
mirror of https://github.com/ciphervance/supercell-wx.git synced 2025-10-31 01:40:04 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Geo line requires two projection matrices

Browse source
This commit is contained in:
Dan Paulat 2022-10-03 01:02:05 -05:00
parent 4aad9fd3d4
commit 5ae098daff
2 changed files with 15 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

6
scwx-qt/gl/geo_line.vert
View file

@ -12,6 +12,7 @@ layout (location = 2) in vec2 aTexCoord;
layout (location = 3) in vec4 aModulate;
uniform mat4 uMVPMatrix;
uniform mat4 uMapMatrix;
uniform vec2 uMapScreenCoord;
flat out vec2 texCoord;
@ -32,8 +33,9 @@ void main()
texCoord = aTexCoord;
modulate = aModulate;
vec2 p = latLngToScreenCoordinate(aLatLong) + aXYOffset - uMapScreenCoord;
vec2 p = latLngToScreenCoordinate(aLatLong) - uMapScreenCoord;
// Transform the position to screen coordinates
gl_Position = uMVPMatrix * vec4(p, 0.0f, 1.0f);
gl_Position = uMapMatrix * vec4(p, 0.0f, 1.0f) -
uMVPMatrix * vec4(aXYOffset, 0.0f, 0.0f);
}