private bool DrawHoveredItem(ObsScene scene, ObsSceneItem item, IntPtr data) { GS.LoadVertexBuffer(boxPrimitive); libobs.matrix4 boxTransform = item.BoxTransform; DrawOutline(boxTransform, item.Width, item.Height, 3.0f); return(true); }
private void DrawOutline(libobs.matrix4 matrix, float width, float height, float outlineThickness) { Vector3 scale = new Vector3(previewScale, previewScale, previewScale); libobs.matrix4_scale(out matrix, out matrix, out scale); GS.MatrixPush(); GS.MatrixIdentity(); GS.MatrixMul(matrix); float thickW = outlineThickness / width / previewScale; float thickH = outlineThickness / height / previewScale; GS.MatrixPush(); GS.MatrixScale3f(1.0f - thickW, thickH, 1.0f); GS.Draw(GSDrawMode.TrisStrip, 0, 0); GS.MatrixPop(); GS.MatrixPush(); GS.MatrixTranslate(new Vector3(1.0f, 0.0f, 0.0f)); GS.MatrixScale3f(-thickW, 1.0f - thickH, 1.0f); GS.Draw(GSDrawMode.TrisStrip, 0, 0); GS.MatrixPop(); GS.MatrixPush(); GS.MatrixTranslate(new Vector3(1.0f, 1.0f, 0.0f)); GS.MatrixScale3f(-1.0f + thickW, -thickH, 1.0f); GS.Draw(GSDrawMode.TrisStrip, 0, 0); GS.MatrixPop(); GS.MatrixPush(); GS.MatrixTranslate(new Vector3(0.0f, 1.0f, 0.0f)); GS.MatrixScale3f(thickW, -1.0f + thickH, 1.0f); GS.Draw(GSDrawMode.TrisStrip, 0, 0); GS.MatrixPop(); GS.MatrixPop(); }
public static unsafe void MatrixMul(libobs.matrix4 matrix) { libobs.gs_matrix_mul(out matrix); }