1 files changed, 25 insertions, 0 deletions
diff --git a/res/effectlib/distancefieldtext_dropshadow_core.vert b/res/effectlib/distancefieldtext_dropshadow_core.vert
new file mode 100644
index 0000000..7d9736e
--- /dev/null
+++ b/res/effectlib/distancefieldtext_dropshadow_core.vert
@@ -0,0 +1,25 @@
+in vec3 vCoord;
+in vec2 tCoord;
+in vec4 textureBounds;
+
+out vec2 sampleCoord;
+out vec2 shadowSampleCoord;
+
+out vec4 normalizedTextureBounds;
+
+uniform mat4 mvp;
+uniform int textureWidth;
+uniform int textureHeight;
+uniform float fontScale;
+uniform vec2 shadowOffset;
+
+void main()
+{
+     vec2 textureSizeMultiplier = vec2(1.0 / float(textureWidth), 1.0 / float(textureHeight));
+
+     sampleCoord = tCoord * textureSizeMultiplier;
+     shadowSampleCoord = (tCoord - shadowOffset) * textureSizeMultiplier;
+     normalizedTextureBounds = vec4(textureBounds.xy * textureSizeMultiplier,
+                                    textureBounds.zw * textureSizeMultiplier);
+     gl_Position = mvp * vec4(vCoord, 1.0);
+}